Merge pull request #7 from Birch-san/save_load_CC

Rewrite everything

Builds/MacOSX/juicysfplugin.xcodeproj/project.pbxproj

@@ -33,7 +33,6 @@
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 		2E77C6FAF1BCDB9EB29D20B9 /* PluginProcessor.cpp in Sources */ = {isa = PBXBuildFile; fileRef = D53CAB963D5051C786D3A52D /* PluginProcessor.cpp */; };
-		305606C42BB0F2A12D382D34 /* SoundfontSynthVoice.cpp in Sources */ = {isa = PBXBuildFile; fileRef = B5A057FEC371053E83A73E47 /* SoundfontSynthVoice.cpp */; };
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 		358E458D22BEE5090087ED8D /* Accelerate.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = C1616112041466F7324D7E19 /* Accelerate.framework */; };
 		358E458E22BEE5090087ED8D /* AudioToolbox.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 28CA077CDD21D0FEC66FC290 /* AudioToolbox.framework */; };
@@ -123,11 +122,9 @@
 		8502F736BECFB9CB752AC72F /* Pills.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 2C62C3F0621604CDB65B55A6 /* Pills.cpp */; };
 		85E6C3826F86B1258C407725 /* FluidSynthModel.cpp in Sources */ = {isa = PBXBuildFile; fileRef = DA25104C95E55D1822BFFBE2 /* FluidSynthModel.cpp */; };
 		909EB835CB55BF0B86B4BD93 /* CoreMIDI.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 26949DA45B5FE0F3A0355733 /* CoreMIDI.framework */; };
-		9AF2F3DE22C71A7F465B2EAD /* BankAndPreset.cpp in Sources */ = {isa = PBXBuildFile; fileRef = DECFA95359BC1DDDD1CC86C3 /* BankAndPreset.cpp */; };
 		9C107CE4B586E4B097D9D04E /* SurjectiveMidiKeyboardComponent.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4119A8200AC54674C00EFE66 /* SurjectiveMidiKeyboardComponent.cpp */; };
 		9C2580F953071AD611EB6166 /* AudioToolbox.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 28CA077CDD21D0FEC66FC290 /* AudioToolbox.framework */; };
 		AC5E4EF988D864A298E3650D /* TablesComponent.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0DD5458189C039F5A4FAD62D /* TablesComponent.cpp */; };
-		B66EBD76F6051D97D56C97AB /* SoundfontSynthSound.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 7D7B71BE20CA213D2FCD7FEE /* SoundfontSynthSound.cpp */; };
 		B92F6EAB1D5ACC13AF0CD750 /* CoreAudioKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = A67D09546C4E4831438F7DBD /* CoreAudioKit.framework */; };
 		BB7C2221DA61425A1AC65694 /* include_juce_gui_extra.mm in Sources */ = {isa = PBXBuildFile; fileRef = 44FB953DA425CBBA8AC21417 /* include_juce_gui_extra.mm */; };
 		BFD9EF2D67067FC1E5BA3546 /* MyColours.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 29F2CE1B40FAE1467C7876C5 /* MyColours.cpp */; };
@@ -140,7 +137,6 @@
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 		DB7F85571650636DB9ECE092 /* include_juce_audio_plugin_client_AU.r in Rez */ = {isa = PBXBuildFile; fileRef = 5704CA923F677280C02D97C6 /* include_juce_audio_plugin_client_AU.r */; };
 		DDF28AD28F639A561292FE28 /* include_juce_core.mm in Sources */ = {isa = PBXBuildFile; fileRef = F69B741A63932433977CFCD8 /* include_juce_core.mm */; };
-		DF84F5E7E386AF7A38854939 /* Preset.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 59F9FEC807012C10B8A1FA07 /* Preset.cpp */; };
 		E08B3A2AF85F9FCF991F1CA2 /* include_juce_audio_basics.mm in Sources */ = {isa = PBXBuildFile; fileRef = 13E201F5B25AC078DB396A9C /* include_juce_audio_basics.mm */; };
 		FDAB0F06D8758FF0407BB851 /* include_juce_data_structures.mm in Sources */ = {isa = PBXBuildFile; fileRef = 2C66D01D1DD9006E77E2E260 /* include_juce_data_structures.mm */; };
 		FE0869D2DF902682B6E4C925 /* WebKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = C481A535CF8A4CBC3E594003 /* WebKit.framework */; };
@@ -285,6 +281,7 @@
 		2C66D01D1DD9006E77E2E260 /* include_juce_data_structures.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_data_structures.mm; path = ../../JuceLibraryCode/include_juce_data_structures.mm; sourceTree = SOURCE_ROOT; };
 		307CB49DF900DE4A612FF98E /* FluidSynthModel.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = FluidSynthModel.h; path = ../../Source/FluidSynthModel.h; sourceTree = SOURCE_ROOT; };
 		35099D9022CA8EF500CD4523 /* Util.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = Util.h; path = ../../Source/Util.h; sourceTree = "<group>"; };
+		35099D9422CAB0A400CD4523 /* GuiConstants.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = GuiConstants.h; path = ../../Source/GuiConstants.h; sourceTree = "<group>"; };
 		35880F58CB540AD30D1B0ED3 /* TablesComponent.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = TablesComponent.h; path = ../../Source/TablesComponent.h; sourceTree = SOURCE_ROOT; };
 		358E45B422BEE53A0087ED8D /* libpcre.1.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; path = libpcre.1.dylib; sourceTree = "<group>"; };
 		358E45B522BEE53A0087ED8D /* libvorbisenc.2.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; path = libvorbisenc.2.dylib; sourceTree = "<group>"; };
@@ -312,12 +309,10 @@
 		5704CA923F677280C02D97C6 /* include_juce_audio_plugin_client_AU.r */ = {isa = PBXFileReference; lastKnownFileType = file.r; name = include_juce_audio_plugin_client_AU.r; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_AU.r; sourceTree = SOURCE_ROOT; };
 		576A01FC6A3620A39BD1BDEE /* MyColours.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = MyColours.h; path = ../../Source/MyColours.h; sourceTree = SOURCE_ROOT; };
 		5896415135C635B1EB2DC202 /* CoreAudio.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreAudio.framework; path = System/Library/Frameworks/CoreAudio.framework; sourceTree = SDKROOT; };
-		59F9FEC807012C10B8A1FA07 /* Preset.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = Preset.cpp; path = ../../Source/Preset.cpp; sourceTree = SOURCE_ROOT; };
 		5A57BEB8628C7AE62ED1039F /* include_juce_audio_plugin_client_AU_1.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_audio_plugin_client_AU_1.mm; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_AU_1.mm; sourceTree = SOURCE_ROOT; };
 		60ADEC8B20DC559737F84180 /* juce_gui_basics */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_gui_basics; path = /Applications/JUCE/modules/juce_gui_basics; sourceTree = "<absolute>"; };
 		663ACFA11DCEC0D411B8497E /* juicysfplugin.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = juicysfplugin.entitlements; sourceTree = SOURCE_ROOT; };
 		6714B050717A7500EE7AE867 /* include_juce_audio_plugin_client_VST2.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = include_juce_audio_plugin_client_VST2.cpp; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_VST2.cpp; sourceTree = SOURCE_ROOT; };
-		69DB3A0FB3D21F87D1E4B0C1 /* PresetsToBanks.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = PresetsToBanks.h; path = ../../Source/PresetsToBanks.h; sourceTree = SOURCE_ROOT; };
 		6A7F287E4159FA5167131D2B /* juce_audio_processors */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_audio_processors; path = /Applications/JUCE/modules/juce_audio_processors; sourceTree = "<absolute>"; };
 		6C5DCE19B6DC0EF5BA12F99C /* juicysfplugin.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = juicysfplugin.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		6D94DCB335360BDC7B3673BF /* Cocoa.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Cocoa.framework; path = System/Library/Frameworks/Cocoa.framework; sourceTree = SDKROOT; };
@@ -325,13 +320,10 @@
 		6FA795817D2F3B3119FDD754 /* juce_core */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_core; path = /Applications/JUCE/modules/juce_core; sourceTree = "<absolute>"; };
 		6FEF19AE08ED1DC1E3D9DF43 /* AppConfig.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = AppConfig.h; path = ../../JuceLibraryCode/AppConfig.h; sourceTree = SOURCE_ROOT; };
 		706FF998202761F30811FA6B /* juce_audio_devices */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_audio_devices; path = /Applications/JUCE/modules/juce_audio_devices; sourceTree = "<absolute>"; };
-		76724E30D8976FC4C2EE56FF /* SoundfontSynthSound.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = SoundfontSynthSound.h; path = ../../Source/SoundfontSynthSound.h; sourceTree = SOURCE_ROOT; };
 		78CC5234CCFE3B170585DDAD /* RecentFilesMenuTemplate.nib */ = {isa = PBXFileReference; lastKnownFileType = file.nib; path = RecentFilesMenuTemplate.nib; sourceTree = SOURCE_ROOT; };
 		7C699A8B65F3F9FB5004F22D /* juce_gui_extra */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_gui_extra; path = /Applications/JUCE/modules/juce_gui_extra; sourceTree = "<absolute>"; };
 		7D2457AD994644752178FC82 /* include_juce_audio_plugin_client_VST_utils.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_audio_plugin_client_VST_utils.mm; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_VST_utils.mm; sourceTree = SOURCE_ROOT; };
-		7D7B71BE20CA213D2FCD7FEE /* SoundfontSynthSound.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = SoundfontSynthSound.cpp; path = ../../Source/SoundfontSynthSound.cpp; sourceTree = SOURCE_ROOT; };
 		7E47C0A828016F7D0D63C0D6 /* include_juce_audio_plugin_client_AU_2.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_audio_plugin_client_AU_2.mm; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_AU_2.mm; sourceTree = SOURCE_ROOT; };
-		88ADEBF51BD04FEA9422D276 /* FilePickerFragment.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = FilePickerFragment.h; path = ../../Source/FilePickerFragment.h; sourceTree = SOURCE_ROOT; };
 		8990F3EAFFBBD6A42247C663 /* PluginEditor.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = PluginEditor.h; path = ../../Source/PluginEditor.h; sourceTree = SOURCE_ROOT; };
 		910F2E433646EE260D61A91B /* AudioUnit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = AudioUnit.framework; path = System/Library/Frameworks/AudioUnit.framework; sourceTree = SDKROOT; };
 		91B7A726C6FDDEE3F364ED99 /* juce_events */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_events; path = /Applications/JUCE/modules/juce_events; sourceTree = "<absolute>"; };
@@ -340,10 +332,6 @@
 		A67D09546C4E4831438F7DBD /* CoreAudioKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreAudioKit.framework; path = System/Library/Frameworks/CoreAudioKit.framework; sourceTree = SDKROOT; };
 		A6BC2528C1717DDC2B66215E /* include_juce_graphics.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_graphics.mm; path = ../../JuceLibraryCode/include_juce_graphics.mm; sourceTree = SOURCE_ROOT; };
 		ADC93C26314F163B963461E2 /* include_juce_audio_utils.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_audio_utils.mm; path = ../../JuceLibraryCode/include_juce_audio_utils.mm; sourceTree = SOURCE_ROOT; };
-		AE397302E7E3F3A14A0C5F3C /* Preset.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = Preset.h; path = ../../Source/Preset.h; sourceTree = SOURCE_ROOT; };
-		B000E7A360C0C86ADD3C911D /* BankAndPreset.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = BankAndPreset.h; path = ../../Source/BankAndPreset.h; sourceTree = SOURCE_ROOT; };
-		B40B7F24646CBA708718DE82 /* SoundfontSynthVoice.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = SoundfontSynthVoice.h; path = ../../Source/SoundfontSynthVoice.h; sourceTree = SOURCE_ROOT; };
-		B5A057FEC371053E83A73E47 /* SoundfontSynthVoice.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = SoundfontSynthVoice.cpp; path = ../../Source/SoundfontSynthVoice.cpp; sourceTree = SOURCE_ROOT; };
 		B6D37AD919F9E83688578941 /* SurjectiveMidiKeyboardComponent.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = SurjectiveMidiKeyboardComponent.h; path = ../../Source/SurjectiveMidiKeyboardComponent.h; sourceTree = SOURCE_ROOT; };
 		BFB39134DE6876F9005CFA61 /* Pills.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = Pills.h; path = ../../Source/Pills.h; sourceTree = SOURCE_ROOT; };
 		BFF57868318157F12F087F07 /* Info-AU.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "Info-AU.plist"; sourceTree = SOURCE_ROOT; };
@@ -356,10 +344,8 @@
 		D11295BAED9825695A4DEAB8 /* QuartzCore.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = QuartzCore.framework; path = System/Library/Frameworks/QuartzCore.framework; sourceTree = SDKROOT; };
 		D53CAB963D5051C786D3A52D /* PluginProcessor.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = PluginProcessor.cpp; path = ../../Source/PluginProcessor.cpp; sourceTree = SOURCE_ROOT; };
 		DA25104C95E55D1822BFFBE2 /* FluidSynthModel.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = FluidSynthModel.cpp; path = ../../Source/FluidSynthModel.cpp; sourceTree = SOURCE_ROOT; };
-		DECFA95359BC1DDDD1CC86C3 /* BankAndPreset.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = BankAndPreset.cpp; path = ../../Source/BankAndPreset.cpp; sourceTree = SOURCE_ROOT; };
 		E4F84AFD6C449D10FDB5DB14 /* include_juce_audio_plugin_client_VST3.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; name = include_juce_audio_plugin_client_VST3.cpp; path = ../../JuceLibraryCode/include_juce_audio_plugin_client_VST3.cpp; sourceTree = SOURCE_ROOT; };
 		E89ECA468FF133B4677F8327 /* juicysfplugin.vst */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = juicysfplugin.vst; sourceTree = BUILT_PRODUCTS_DIR; };
-		F1EB35E262DC717222E2F93D /* ExposesComponents.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = ExposesComponents.h; path = ../../Source/ExposesComponents.h; sourceTree = SOURCE_ROOT; };
 		F5276945E14F83CA02C05B41 /* include_juce_gui_basics.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_gui_basics.mm; path = ../../JuceLibraryCode/include_juce_gui_basics.mm; sourceTree = SOURCE_ROOT; };
 		F69B741A63932433977CFCD8 /* include_juce_core.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; name = include_juce_core.mm; path = ../../JuceLibraryCode/include_juce_core.mm; sourceTree = SOURCE_ROOT; };
 		FE960C7D2CFA204401860C13 /* juce_audio_formats */ = {isa = PBXFileReference; lastKnownFileType = folder; name = juce_audio_formats; path = /Applications/JUCE/modules/juce_audio_formats; sourceTree = "<absolute>"; };
@@ -521,10 +507,6 @@
 		403EB0CF49CF1D62BF359002 /* Source */ = {
 			isa = PBXGroup;
 			children = (
-				DECFA95359BC1DDDD1CC86C3 /* BankAndPreset.cpp */,
-				B000E7A360C0C86ADD3C911D /* BankAndPreset.h */,
-				F1EB35E262DC717222E2F93D /* ExposesComponents.h */,
-				88ADEBF51BD04FEA9422D276 /* FilePickerFragment.h */,
 				C13A2FEAA636713EC7A905AF /* FilePicker.cpp */,
 				21828DE4341668D7E383F10A /* FilePicker.h */,
 				DA25104C95E55D1822BFFBE2 /* FluidSynthModel.cpp */,
@@ -533,13 +515,6 @@
 				576A01FC6A3620A39BD1BDEE /* MyColours.h */,
 				2C62C3F0621604CDB65B55A6 /* Pills.cpp */,
 				BFB39134DE6876F9005CFA61 /* Pills.h */,
-				59F9FEC807012C10B8A1FA07 /* Preset.cpp */,
-				AE397302E7E3F3A14A0C5F3C /* Preset.h */,
-				69DB3A0FB3D21F87D1E4B0C1 /* PresetsToBanks.h */,
-				7D7B71BE20CA213D2FCD7FEE /* SoundfontSynthSound.cpp */,
-				76724E30D8976FC4C2EE56FF /* SoundfontSynthSound.h */,
-				B5A057FEC371053E83A73E47 /* SoundfontSynthVoice.cpp */,
-				B40B7F24646CBA708718DE82 /* SoundfontSynthVoice.h */,
 				4119A8200AC54674C00EFE66 /* SurjectiveMidiKeyboardComponent.cpp */,
 				B6D37AD919F9E83688578941 /* SurjectiveMidiKeyboardComponent.h */,
 				CE8C41308A31A71A1177D0D5 /* TableComponent.cpp */,
@@ -554,6 +529,7 @@
 				358E45F922C80DCA0087ED8D /* SlidersComponent.cpp */,
 				358E45FA22C80DCA0087ED8D /* SlidersComponent.h */,
 				35099D9022CA8EF500CD4523 /* Util.h */,
+				35099D9422CAB0A400CD4523 /* GuiConstants.h */,
 			);
 			name = Source;
 			sourceTree = "<group>";
@@ -936,14 +912,10 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				9AF2F3DE22C71A7F465B2EAD /* BankAndPreset.cpp in Sources */,
 				598516649859A6D6BB2856EF /* FilePicker.cpp in Sources */,
 				85E6C3826F86B1258C407725 /* FluidSynthModel.cpp in Sources */,
 				BFD9EF2D67067FC1E5BA3546 /* MyColours.cpp in Sources */,
 				8502F736BECFB9CB752AC72F /* Pills.cpp in Sources */,
-				DF84F5E7E386AF7A38854939 /* Preset.cpp in Sources */,
-				B66EBD76F6051D97D56C97AB /* SoundfontSynthSound.cpp in Sources */,
-				305606C42BB0F2A12D382D34 /* SoundfontSynthVoice.cpp in Sources */,
 				9C107CE4B586E4B097D9D04E /* SurjectiveMidiKeyboardComponent.cpp in Sources */,
 				4AE057561AEA78489D9E50F0 /* TableComponent.cpp in Sources */,
 				AC5E4EF988D864A298E3650D /* TablesComponent.cpp in Sources */,

Builds/MacOSX/juicysfplugin.xcodeproj/xcshareddata/xcschemes/juicysfplugin - AU.xcscheme

@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1020"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "345302E3C02BBFCDACE98BE7"
+               BuildableName = "juicysfplugin.component"
+               BlueprintName = "juicysfplugin - AU"
+               ReferencedContainer = "container:juicysfplugin.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <PathRunnable
+         runnableDebuggingMode = "0"
+         FilePath = "/Applications/JUCE/extras/AudioPluginHost/Builds/MacOSX/build/Debug/AudioPluginHost.app">
+      </PathRunnable>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "345302E3C02BBFCDACE98BE7"
+            BuildableName = "juicysfplugin.component"
+            BlueprintName = "juicysfplugin - AU"
+            ReferencedContainer = "container:juicysfplugin.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "345302E3C02BBFCDACE98BE7"
+            BuildableName = "juicysfplugin.component"
+            BlueprintName = "juicysfplugin - AU"
+            ReferencedContainer = "container:juicysfplugin.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Builds/MacOSX/juicysfplugin.xcodeproj/xcshareddata/xcschemes/juicysfplugin - All.xcscheme

@@ -33,7 +33,7 @@
       </AdditionalOptions>
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Release"
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       launchStyle = "0"

Builds/MacOSX/juicysfplugin.xcodeproj/xcshareddata/xcschemes/juicysfplugin - Standalone Plugin.xcscheme

@@ -51,8 +51,11 @@
       debugDocumentVersioning = "YES"
       debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
-      <BuildableProductRunnable
+      <PathRunnable
-         runnableDebuggingMode = "0">
+         runnableDebuggingMode = "0"
+         FilePath = "/Applications/JUCE/extras/AudioPluginHost/Builds/MacOSX/build/Debug/AudioPluginHost.app">
+      </PathRunnable>
+      <MacroExpansion>
          <BuildableReference
             BuildableIdentifier = "primary"
             BlueprintIdentifier = "24C399ED93EC47D5BEB26F76"
@@ -60,7 +63,7 @@
             BlueprintName = "juicysfplugin - Standalone Plugin"
             ReferencedContainer = "container:juicysfplugin.xcodeproj">
          </BuildableReference>
-      </BuildableProductRunnable>
+      </MacroExpansion>
       <AdditionalOptions>
       </AdditionalOptions>
    </LaunchAction>

Builds/MacOSX/juicysfplugin.xcodeproj/xcshareddata/xcschemes/juicysfplugin - VST.xcscheme

@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1020"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "48A570326AA09CE818BE1901"
+               BuildableName = "juicysfplugin.vst"
+               BlueprintName = "juicysfplugin - VST"
+               ReferencedContainer = "container:juicysfplugin.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <PathRunnable
+         runnableDebuggingMode = "0"
+         FilePath = "/Applications/JUCE/extras/AudioPluginHost/Builds/MacOSX/build/Debug/AudioPluginHost.app">
+      </PathRunnable>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "48A570326AA09CE818BE1901"
+            BuildableName = "juicysfplugin.vst"
+            BlueprintName = "juicysfplugin - VST"
+            ReferencedContainer = "container:juicysfplugin.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "48A570326AA09CE818BE1901"
+            BuildableName = "juicysfplugin.vst"
+            BlueprintName = "juicysfplugin - VST"
+            ReferencedContainer = "container:juicysfplugin.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Builds/MacOSX/juicysfplugin.xcodeproj/xcshareddata/xcschemes/juicysfplugin - VST3.xcscheme

@@ -42,6 +42,11 @@
       debugDocumentVersioning = "YES"
       debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
+      <PathRunnable
+         runnableDebuggingMode = "0"
+         BundleIdentifier = "com.roli.juce.pluginhost"
+         FilePath = "/Applications/JUCE/extras/AudioPluginHost/Builds/MacOSX/build/Debug/AudioPluginHost.app">
+      </PathRunnable>
       <MacroExpansion>
          <BuildableReference
             BuildableIdentifier = "primary"

Source/BankAndPreset.cpp

@@ -1,19 +0,0 @@
-//
-// Created by Alex Birch on 13/04/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#include "BankAndPreset.h"
-
-BankAndPreset::BankAndPreset(int bank, int preset)
-        : bank(bank),
-          preset(preset)
-{}
-
-int BankAndPreset::getBank() {
-    return bank;
-}
-
-int BankAndPreset::getPreset() {
-    return preset;
-}

Source/BankAndPreset.h

@@ -1,23 +0,0 @@
-//
-// Created by Alex Birch on 13/04/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#pragma once
-
-#include "../JuceLibraryCode/JuceHeader.h"
-
-class BankAndPreset {
-public:
-    BankAndPreset(int bank, int preset);
-
-    int getBank();
-    int getPreset();
-
-private:
-    int bank;
-    int preset;
-
-    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (BankAndPreset)
-};
-

Source/ExposesComponents.h

@@ -1,16 +0,0 @@
-//
-// Created by Alex Birch on 11/04/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#pragma once
-
-#include "FilePickerFragment.h"
-
-class ExposesComponents {
-public:
-    virtual ~ExposesComponents() {}
-
-    virtual FilePickerFragment& getFilePicker() = 0;
-
-};

Source/FilePicker.cpp

@@ -4,32 +4,39 @@
 
 #include "FilePicker.h"
 #include "MyColours.h"
+#include "Util.h"
 
 FilePicker::FilePicker(
-        FluidSynthModel* fluidSynthModel
+    AudioProcessorValueTreeState& valueTreeState
+    // FluidSynthModel& fluidSynthModel
 )
-: fileChooser(
+: fileChooser{
-        "File",
+    "File",
-        File(),
+    File(),
-        true,
+    true,
-        false,
+    false,
-        false,
+    false,
-        "*.sf2;*.sf3",
+    "*.sf2;*.sf3",
-        String(),
+    String(),
-        "Choose a Soundfont file to load into the synthesizer"
+    "Choose a Soundfont file to load into the synthesizer"}
-),
+, valueTreeState{valueTreeState}
-  fluidSynthModel(fluidSynthModel),
+// , fluidSynthModel{fluidSynthModel}
-  currentPath() {
+// , currentPath{}
+{
     // faster (rounded edges introduce transparency)
     setOpaque (true);
 
-    setDisplayedFilePath(fluidSynthModel->getCurrentSoundFontAbsPath());
+    // setDisplayedFilePath(fluidSynthModel.getCurrentSoundFontAbsPath());
+    setDisplayedFilePath(valueTreeState.state.getChildWithName("soundFont").getProperty("path", ""));
 
     addAndMakeVisible (fileChooser);
     fileChooser.addListener (this);
+    valueTreeState.state.addListener(this);
+//    valueTreeState.state.getChildWithName("soundFont").sendPropertyChangeMessage("path");
 }
 FilePicker::~FilePicker() {
     fileChooser.removeListener (this);
+    valueTreeState.state.removeListener(this);
 }
 
 void FilePicker::resized() {
@@ -46,15 +53,33 @@ void FilePicker::paint(Graphics& g)
 }
 
 void FilePicker::filenameComponentChanged (FilenameComponent*) {
-    currentPath = fileChooser.getCurrentFile().getFullPathName();
+    // currentPath = fileChooser.getCurrentFile().getFullPathName();
-    fluidSynthModel->onFileNameChanged(fileChooser.getCurrentFile().getFullPathName(), -1, -1);
+    // fluidSynthModel.onFileNameChanged(fileChooser.getCurrentFile().getFullPathName(), -1, -1);
+    Value value{valueTreeState.state.getChildWithName("soundFont").getPropertyAsValue("path", nullptr)};
+    value.setValue(fileChooser.getCurrentFile().getFullPathName());
+//    value = fileChooser.getCurrentFile().getFullPathName();
+}
+
+void FilePicker::valueTreePropertyChanged(ValueTree& treeWhosePropertyHasChanged,
+                                               const Identifier& property) {
+    if (treeWhosePropertyHasChanged.getType() == StringRef("soundFont")) {
+    // if (&treeWhosePropertyHasChanged == &valueTree) {
+        if (property == StringRef("path")) {
+            String soundFontPath{treeWhosePropertyHasChanged.getProperty("path", "")};
+            DEBUG_PRINT(soundFontPath);
+            setDisplayedFilePath(soundFontPath);
+            // if (soundFontPath.isNotEmpty()) {
+            //     loadFont(soundFontPath);
+            // }
+        }
+    }
 }
 
 void FilePicker::setDisplayedFilePath(const String& path) {
-    if (!shouldChangeDisplayedFilePath(path)) {
+     if (!shouldChangeDisplayedFilePath(path)) {
-        return;
+         return;
-    }
+     }
-    currentPath = path;
+    // currentPath = path;
     fileChooser.setCurrentFile(File(path), true, dontSendNotification);
 }
 

Source/FilePicker.h

@@ -6,26 +6,40 @@
 
 #include "../JuceLibraryCode/JuceHeader.h"
 #include "FluidSynthModel.h"
-#include "FilePickerFragment.h"
 
 class FilePicker: public Component,
-                  public FilePickerFragment,
+                  public ValueTree::Listener,
                   private FilenameComponentListener
 {
 public:
     FilePicker(
-            FluidSynthModel* fluidSynthModel
+        AudioProcessorValueTreeState& valueTreeState
+        // FluidSynthModel& fluidSynthModel
     );
     ~FilePicker();
 
     void resized() override;
     void paint (Graphics& g) override;
 
-    virtual void setDisplayedFilePath(const String&) override;
+    void setDisplayedFilePath(const String&);
+    
+
+    virtual void valueTreePropertyChanged (ValueTree& treeWhosePropertyHasChanged,
+                                           const Identifier& property) override;
+    inline virtual void valueTreeChildAdded (ValueTree& parentTree,
+                                             ValueTree& childWhichHasBeenAdded) override {};
+    inline virtual void valueTreeChildRemoved (ValueTree& parentTree,
+                                               ValueTree& childWhichHasBeenRemoved,
+                                               int indexFromWhichChildWasRemoved) override {};
+    inline virtual void valueTreeChildOrderChanged (ValueTree& parentTreeWhoseChildrenHaveMoved,
+                                                    int oldIndex, int newIndex) override {};
+    inline virtual void valueTreeParentChanged (ValueTree& treeWhoseParentHasChanged) override {};
+    inline virtual void valueTreeRedirected (ValueTree& treeWhichHasBeenChanged) override {};
 private:
     FilenameComponent fileChooser;
 
-    FluidSynthModel* fluidSynthModel;
+    AudioProcessorValueTreeState& valueTreeState;
+    // FluidSynthModel& fluidSynthModel;
 
     String currentPath;
 

Source/FilePickerFragment.h

@@ -1,14 +0,0 @@
-//
-// Created by Alex Birch on 11/04/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#pragma once
-#include "../JuceLibraryCode/JuceHeader.h"
-
-class FilePickerFragment {
-public:
-    virtual ~FilePickerFragment() {}
-
-    virtual void setDisplayedFilePath(const String&) = 0;
-};

Source/FluidSynthModel.cpp

@@ -3,329 +3,468 @@
 //
 
 #include <iostream>
+#include <iterator>
+#include <fluidsynth.h>
 #include "FluidSynthModel.h"
 #include "MidiConstants.h"
+#include "Util.h"
 
 using namespace std;
 
-FluidSynthModel::FluidSynthModel(SharesParams& p)
+const map<fluid_midi_control_change, String> FluidSynthModel::controllerToParam{
-        : sharesParams(p),
+    {SOUND_CTRL2, "filterResonance"}, // MIDI CC 71 Timbre/Harmonic Intensity (filter resonance)
-          synth(nullptr),
+    {SOUND_CTRL3, "release"}, // MIDI CC 72 Release time
-          settings(nullptr),
+    {SOUND_CTRL4, "attack"}, // MIDI CC 73 Attack time
-          currentSoundFontAbsPath(),
+    {SOUND_CTRL5, "filterCutOff"}, // MIDI CC 74 Brightness (cutoff frequency, FILTERFC)
-          currentSampleRate(44100),
+    {SOUND_CTRL6, "decay"}, // MIDI CC 75 Decay Time
-          initialised(false),
+    {SOUND_CTRL10, "sustain"}}; // MIDI CC 79 undefined
-          sfont_id(0),
-          channel(0)/*,
-          mod(nullptr)*/
 
-{}
+const map<String, fluid_midi_control_change> FluidSynthModel::paramToController{[]{
+    map<String, fluid_midi_control_change> map;
+    transform(
+        controllerToParam.begin(),
+        controllerToParam.end(),
+        inserter(map, map.begin()),
+        [](const pair<fluid_midi_control_change, String>& pair) {
+            return make_pair(pair.second, pair.first);
+        });
+    return map;
+}()};
+
+FluidSynthModel::FluidSynthModel(
+    AudioProcessorValueTreeState& valueTreeState
+    )
+: valueTreeState{valueTreeState}
+, settings{nullptr, nullptr}
+, synth{nullptr, nullptr}
+, currentSampleRate{44100}
+, sfont_id{-1}
+, channel{0}
+{
+    valueTreeState.addParameterListener("bank", this);
+    valueTreeState.addParameterListener("preset", this);
+    for (const auto &[param, controller]: paramToController) {
+        valueTreeState.addParameterListener(param, this);
+    }
+    valueTreeState.state.addListener(this);
+}
 
 FluidSynthModel::~FluidSynthModel() {
-    if (initialised) {
+    for (const auto &[param, controller]: paramToController) {
-//        delete_fluid_audio_driver(driver);
+        valueTreeState.removeParameterListener(param, this);
-        delete_fluid_synth(synth);
-        delete_fluid_settings(settings);
-//        delete driver;
-//        delete settings;
-//        delete_fluid_mod(mod);
     }
+    valueTreeState.removeParameterListener("bank", this);
+    valueTreeState.removeParameterListener("preset", this);
+    valueTreeState.state.removeListener(this);
 }
 
 void FluidSynthModel::initialise() {
-//    if (initialised) {
+    settings = { new_fluid_settings(), delete_fluid_settings };
-//        delete_fluid_synth(synth);
+
-//        delete_fluid_settings(settings);
-//    }
     // deactivate all audio drivers in fluidsynth to avoid FL Studio deadlock when initialising CoreAudio
     // after all: we only use fluidsynth to render blocks of audio. it doesn't output to audio driver.
-    const char *DRV[] = {NULL};
+    const char *DRV[] {NULL};
     fluid_audio_driver_register(DRV);
     
-    settings = new_fluid_settings();
     // https://sourceforge.net/p/fluidsynth/wiki/FluidSettings/
 #if JUCE_DEBUG
-    fluid_settings_setint(settings, "synth.verbose", 1);
+    fluid_settings_setint(settings.get(), "synth.verbose", 1);
 #endif
 
-    synth = new_fluid_synth(settings);
+    synth = { new_fluid_synth(settings.get()), delete_fluid_synth };
-    fluid_synth_set_sample_rate(synth, currentSampleRate);
+    fluid_synth_set_sample_rate(synth.get(), currentSampleRate);
     
-    if (sharesParams.getSoundFontPath().isNotEmpty()) {
+    ValueTree soundFont{valueTreeState.state.getChildWithName("soundFont")};
-        loadFont(sharesParams.getSoundFontPath());
+    String path{soundFont.getProperty("path", "")};
-        changePreset(sharesParams.getBank(), sharesParams.getPreset());
+    loadFont(path);
-    }
 
-    fluid_synth_set_gain(synth, 2.0);
+    // I can't hear a damned thing
-    
+    fluid_synth_set_gain(synth.get(), 2.0);
-    for(int i{SOUND_CTRL1}; i <= SOUND_CTRL10; i++)
-    {
-        setControllerValue(i, 0);
-    }
-
-//    fluid_synth_bank_select(synth, 0, 3);
-
-//    fluid_handle_inst
-
-//    driver = new_fluid_audio_driver(settings, synth);
-
-//    changePreset(128, 13);
-    
-//    float env_amount(12000.0f);
-    
-//     http://www.synthfont.com/SoundFont_NRPNs.PDF
-    float env_amount(20000.0f);
-//    float env_amount(24000.0f);
     
     // note: fluid_chan.c#fluid_channel_init_ctrl()
-    // all SOUND_CTRL are inited with value of 64, not zero.
+    // > Just like panning, a value of 64 indicates no change for sound ctrls
-    // "Just like panning, a value of 64 indicates no change for sound ctrls"
+    // --
+    // so, advice is to leave everything at 64
+    // and yet, I'm finding that default modulators start at MIN,
+    // i.e. we are forced to start at 0 and climb from there
+    // --
+    // let's loop through all audio params that we manage,
+    // restore them to whatever value we have stored for them
+    // (which by default would be 0)
+    // super likely to be 0 regardless, since JuicySFAudioProcessor::initialise()
+    // runs earlier than JuicySFAudioProcessor::setStateInformation()
+    for (const auto &[controller, parameterID]: controllerToParam) {
+        RangedAudioParameter *param{valueTreeState.getParameter(parameterID)};
+        jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+        AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+        int value{castParam->get()};
+        setControllerValue(static_cast<int>(controller), value);
+    }
     
-    fluid_mod_t *mod(new_fluid_mod());
+    // http://www.synthfont.com/SoundFont_NRPNs.PDF
-//
+    float env_amount{20000.0f};
-    fluid_mod_set_source1(mod,
+    
+    unique_ptr<fluid_mod_t, decltype(&delete_fluid_mod)> mod{new_fluid_mod(), delete_fluid_mod};
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL2), // MIDI CC 71 Timbre/Harmonic Intensity (filter resonance)
                           FLUID_MOD_CC
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_CONCAVE
                           | FLUID_MOD_POSITIVE);
-    fluid_mod_set_source2(mod, 0, 0);
+    fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_FILTERQ);
+    fluid_mod_set_dest(mod.get(), GEN_FILTERQ);
-    fluid_mod_set_amount(mod, FLUID_PEAK_ATTENUATION);
+    fluid_mod_set_amount(mod.get(), FLUID_PEAK_ATTENUATION);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
     
-    mod = new_fluid_mod();
+    mod = {new_fluid_mod(), delete_fluid_mod};
-    fluid_mod_set_source1(mod,
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL3), // MIDI CC 72 Release time
                           FLUID_MOD_CC
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_LINEAR
                           | FLUID_MOD_POSITIVE);
-    fluid_mod_set_source2(mod, 0, 0);
+    fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_VOLENVRELEASE);
+    fluid_mod_set_dest(mod.get(), GEN_VOLENVRELEASE);
-//    fluid_mod_set_amount(mod, 15200.0f);
+    fluid_mod_set_amount(mod.get(), env_amount);
-    fluid_mod_set_amount(mod, env_amount);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
     
-    mod = new_fluid_mod();
+    mod = {new_fluid_mod(), delete_fluid_mod};
-    fluid_mod_set_source1(mod,
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL4), // MIDI CC 73 Attack time
                           FLUID_MOD_CC
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_LINEAR
                           | FLUID_MOD_POSITIVE);
-    fluid_mod_set_source2(mod, 0, 0);
+    fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_VOLENVATTACK);
+    fluid_mod_set_dest(mod.get(), GEN_VOLENVATTACK);
-    fluid_mod_set_amount(mod, env_amount);
+    fluid_mod_set_amount(mod.get(), env_amount);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
     
     // soundfont spec says that if cutoff is >20kHz and resonance Q is 0, then no filtering occurs
-    mod = new_fluid_mod();
+    mod = {new_fluid_mod(), delete_fluid_mod};
-    fluid_mod_set_source1(mod,
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL5), // MIDI CC 74 Brightness (cutoff frequency, FILTERFC)
                           FLUID_MOD_CC
                           | FLUID_MOD_LINEAR
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_POSITIVE);
-        fluid_mod_set_source2(mod, 0, 0);
+        fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_FILTERFC);
+    fluid_mod_set_dest(mod.get(), GEN_FILTERFC);
-    fluid_mod_set_amount(mod, -2400.0f);
+    fluid_mod_set_amount(mod.get(), -2400.0f);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
     
-    mod = new_fluid_mod();
+    mod = {new_fluid_mod(), delete_fluid_mod};
-    fluid_mod_set_source1(mod,
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL6), // MIDI CC 75 Decay Time
                           FLUID_MOD_CC
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_LINEAR
                           | FLUID_MOD_POSITIVE);
-    fluid_mod_set_source2(mod, 0, 0);
+    fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_VOLENVDECAY);
+    fluid_mod_set_dest(mod.get(), GEN_VOLENVDECAY);
-    fluid_mod_set_amount(mod, env_amount);
+    fluid_mod_set_amount(mod.get(), env_amount);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
     
-    mod = new_fluid_mod();
+    mod = {new_fluid_mod(), delete_fluid_mod};
-    fluid_mod_set_source1(mod,
+    fluid_mod_set_source1(mod.get(),
                           static_cast<int>(SOUND_CTRL10), // MIDI CC 79 undefined
                           FLUID_MOD_CC
                           | FLUID_MOD_UNIPOLAR
                           | FLUID_MOD_CONCAVE
                           | FLUID_MOD_POSITIVE);
-    fluid_mod_set_source2(mod, 0, 0);
+    fluid_mod_set_source2(mod.get(), 0, 0);
-    fluid_mod_set_dest(mod, GEN_VOLENVSUSTAIN);
+    fluid_mod_set_dest(mod.get(), GEN_VOLENVSUSTAIN);
     // fluice_voice.c#fluid_voice_update_param()
     // clamps the range to between 0 and 1000, so we'll copy that
-    fluid_mod_set_amount(mod, 1000.0f);
+    fluid_mod_set_amount(mod.get(), 1000.0f);
-    fluid_synth_add_default_mod(synth, mod, FLUID_SYNTH_ADD);
+    fluid_synth_add_default_mod(synth.get(), mod.get(), FLUID_SYNTH_ADD);
-    delete_fluid_mod(mod);
+}
 
-    initialised = true;
+const StringArray FluidSynthModel::programChangeParams{"bank", "preset"};
+void FluidSynthModel::parameterChanged(const String& parameterID, float newValue) {
+    if (programChangeParams.contains(parameterID)) {
+        int bank, preset;
+        {
+            RangedAudioParameter *param{valueTreeState.getParameter("bank")};
+            jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+            AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+            bank = castParam->get();
+        }
+        {
+            RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+            jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+            AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+            preset = castParam->get();
+        }
+        int bankOffset{fluid_synth_get_bank_offset(synth.get(), sfont_id)};
+        fluid_synth_program_select(
+            synth.get(),
+            channel,
+            sfont_id,
+            static_cast<unsigned int>(bankOffset + bank),
+            static_cast<unsigned int>(preset));
+    } else if (
+        // https://stackoverflow.com/a/55482091/5257399
+        auto it{paramToController.find(parameterID)};
+        it != end(paramToController)) {
+        RangedAudioParameter *param{valueTreeState.getParameter(parameterID)};
+        jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+        AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+        int value{castParam->get()};
+        int controllerNumber{static_cast<int>(it->second)};
+        
+        fluid_synth_cc(
+            synth.get(),
+            channel,
+            controllerNumber,
+            value);
+    }
+}
+
+void FluidSynthModel::valueTreePropertyChanged(ValueTree& treeWhosePropertyHasChanged,
+                                               const Identifier& property) {
+    if (treeWhosePropertyHasChanged.getType() == StringRef("soundFont")) {
+        if (property == StringRef("path")) {
+            String soundFontPath{treeWhosePropertyHasChanged.getProperty("path", "")};
+            if (soundFontPath.isNotEmpty()) {
+                unloadAndLoadFont(soundFontPath);
+            }
+        }
+    }
 }
 
 void FluidSynthModel::setControllerValue(int controller, int value) {
-    fluid_midi_event_t *midi_event(new_fluid_midi_event());
+    fluid_synth_cc(
-    fluid_midi_event_set_type(midi_event, static_cast<int>(CONTROL_CHANGE));
+        synth.get(),
-    fluid_midi_event_set_channel(midi_event, channel);
+        channel,
-    fluid_midi_event_set_control(midi_event, controller);
+        controller,
-    fluid_midi_event_set_value(midi_event, value);
+        value);
-    fluid_synth_handle_midi_event(synth, midi_event);
-    delete_fluid_midi_event(midi_event);
-    //        fluid_channel_set_cc(channel, i, 0);
 }
 
 int FluidSynthModel::getChannel() {
     return channel;
 }
 
-void FluidSynthModel::changePreset(int bank, int preset) {
-    if (bank == -1 || preset == -1) {
-        unique_ptr<BankAndPreset> bankAndPreset = getFirstBankAndPreset();
-        bank = bankAndPreset->getBank();
-        preset = bankAndPreset->getPreset();
-    }
-    changePresetImpl(bank, preset);
-    sharesParams.setPreset(preset);
-    sharesParams.setBank(bank);
-}
-
-void FluidSynthModel::changePresetImpl(int bank, int preset) {
-    fluid_synth_program_select(synth, channel, sfont_id, static_cast<unsigned int>(bank), static_cast<unsigned int>(preset));
-}
-
-fluid_preset_t* FluidSynthModel::getFirstPreset() {
-    fluid_sfont_t* sfont = fluid_synth_get_sfont_by_id(synth, sfont_id);
-
-    jassert(sfont != nullptr);
-    fluid_sfont_iteration_start(sfont);
-
-    return fluid_sfont_iteration_next(sfont);
-}
-
-unique_ptr<BankAndPreset> FluidSynthModel::getFirstBankAndPreset() {
-    fluid_preset_t* preset = getFirstPreset();
-
-    int offset = fluid_synth_get_bank_offset(synth, sfont_id);
-
-    return make_unique<BankAndPreset>(fluid_preset_get_banknum(preset) + offset, fluid_preset_get_num(preset));
-};
-
-void FluidSynthModel::selectFirstPreset() {
-    fluid_preset_t* preset = getFirstPreset();
-
-    int offset = fluid_synth_get_bank_offset(synth, sfont_id);
-
-    changePreset(fluid_preset_get_banknum(preset) + offset, fluid_preset_get_num(preset));
-}
-
-BanksToPresets FluidSynthModel::getBanks() {
-    BanksToPresets banksToPresets;
-
-    int soundfontCount = fluid_synth_sfcount(synth);
-
-    if (soundfontCount == 0) {
-        // no soundfont selected
-        return banksToPresets;
-    }
-
-    fluid_sfont_t* sfont = fluid_synth_get_sfont_by_id(synth, sfont_id);
-    if(sfont == nullptr) {
-        // no soundfont found by that ID
-        // the above guard (soundfontCount) protects us for the
-        // main case we're expecting. this guard is just defensive programming.
-        return banksToPresets;
-    }
-
-    int offset = fluid_synth_get_bank_offset(synth, sfont_id);
-
-    fluid_sfont_iteration_start(sfont);
-
-    for(fluid_preset_t* preset = fluid_sfont_iteration_next(sfont);
-    preset != nullptr;
-    preset = fluid_sfont_iteration_next(sfont)) {
-        banksToPresets.insert(BanksToPresets::value_type(
-                fluid_preset_get_banknum(preset) + offset,
-                *new Preset(
-                        fluid_preset_get_num(preset),
-                        fluid_preset_get_name(preset)
-                )
-        ));
-    }
-
-    return banksToPresets;
-}
-
-fluid_synth_t* FluidSynthModel::getSynth() {
-    // https://msdn.microsoft.com/en-us/library/hh279669.aspx
-    // You can pass a shared_ptr to another function in the following ways:
-    // Pass the shared_ptr by value. This invokes the copy constructor, increments the reference count, and makes the callee an owner.
-    return synth;
-}
-
-void FluidSynthModel::onFileNameChanged(const String &absPath, int bank, int preset) {
-    if (!shouldLoadFont(absPath)) {
-        return;
-    }
-    unloadAndLoadFont(absPath);
-    changePreset(bank, preset);
-    sharesParams.setSoundFontPath(absPath);
-    eventListeners.call(&FluidSynthModel::Listener::fontChanged, this, absPath);
-}
-
 void FluidSynthModel::unloadAndLoadFont(const String &absPath) {
     // in the base case, there is no font loaded
-    if (fluid_synth_sfcount(synth) > 0) {
+    if (fluid_synth_sfcount(synth.get()) > 0) {
-        fluid_synth_sfunload(synth, sfont_id, 1);
+        // if -1 is returned, that indicates failure
+        // not really sure how to handle "fail to unload"
+        fluid_synth_sfunload(synth.get(), sfont_id, 1);
+        sfont_id = -1;
     }
     loadFont(absPath);
 }
 
 void FluidSynthModel::loadFont(const String &absPath) {
-    currentSoundFontAbsPath = absPath;
+    if (!absPath.isEmpty()) {
-    sfont_id++;
+        sfont_id = fluid_synth_sfload(synth.get(), absPath.toStdString().c_str(), 1);
-    fluid_synth_sfload(synth, absPath.toStdString().c_str(), 1);
+        // if -1 is returned, that indicates failure
-}
-
-FluidSynthModel::Listener::~Listener() {
-}
-
-bool FluidSynthModel::shouldLoadFont(const String &absPath) {
-    if (absPath.isEmpty()) {
-        return false;
     }
-    if (absPath == currentSoundFontAbsPath) {
+    // refresh regardless of success, if only to clear the table
-        return false;
+    refreshBanks();
+}
+
+void FluidSynthModel::refreshBanks() {
+    ValueTree banks{"banks"};
+    fluid_sfont_t* sfont{
+        sfont_id == -1
+        ? nullptr
+        : fluid_synth_get_sfont_by_id(synth.get(), sfont_id)
+    };
+    if (sfont) {
+        int greatestEncounteredBank{-1};
+        ValueTree bank;
+
+        fluid_sfont_iteration_start(sfont);
+        for(fluid_preset_t* preset {fluid_sfont_iteration_next(sfont)};
+        preset != nullptr;
+        preset = fluid_sfont_iteration_next(sfont)) {
+            int bankNum{fluid_preset_get_banknum(preset)};
+            if (bankNum > greatestEncounteredBank) {
+                if (greatestEncounteredBank > -1) {
+                    banks.appendChild(bank, nullptr);
+                }
+                bank = { "bank", {
+                    { "num", bankNum }
+                } };
+                greatestEncounteredBank = bankNum;
+            }
+            bank.appendChild({ "preset", {
+                { "num", fluid_preset_get_num(preset) },
+                { "name", String{fluid_preset_get_name(preset)} }
+            }, {} }, nullptr);
+        }
+        if (greatestEncounteredBank > -1) {
+            banks.appendChild(bank, nullptr);
+        }
     }
-    return true;
+    valueTreeState.state.getChildWithName("banks").copyPropertiesAndChildrenFrom(banks, nullptr);
-}
+    valueTreeState.state.getChildWithName("banks").sendPropertyChangeMessage("synthetic");
     
-void FluidSynthModel::Listener::fontChanged(FluidSynthModel * model, const String &absPath) {
+#if JUCE_DEBUG
-}
+//    unique_ptr<XmlElement> xml{valueTreeState.state.createXml()};
-
+//    Logger::outputDebugString(xml->createDocument("",false,false));
-const String& FluidSynthModel::getCurrentSoundFontAbsPath() {
+#endif
-    return currentSoundFontAbsPath;
-}
-
-//==============================================================================
-void FluidSynthModel::addListener (FluidSynthModel::Listener* const newListener)
-{
-    eventListeners.add(newListener);
-}
-
-void FluidSynthModel::removeListener (FluidSynthModel::Listener* const listener)
-{
-    eventListeners.remove(listener);
 }
 
 void FluidSynthModel::setSampleRate(float sampleRate) {
     currentSampleRate = sampleRate;
-    if (!initialised) {
+    // https://stackoverflow.com/a/40856043/5257399
+    // test if a smart pointer is null
+    if (!synth) {
         // don't worry; we'll do this in initialise phase regardless
         return;
     }
-    fluid_synth_set_sample_rate(synth, sampleRate);
+    fluid_synth_set_sample_rate(synth.get(), sampleRate);
+}
+
+void FluidSynthModel::processBlock(AudioBuffer<float>& buffer, MidiBuffer& midiMessages) {
+    MidiBuffer processedMidi;
+    int time;
+    MidiMessage m;
+
+    for (MidiBuffer::Iterator i{midiMessages}; i.getNextEvent(m, time);) {
+        DEBUG_PRINT(m.getDescription());
+        
+        if (m.isNoteOn()) {
+            fluid_synth_noteon(
+                synth.get(),
+                channel,
+                m.getNoteNumber(),
+                m.getVelocity());
+        } else if (m.isNoteOff()) {
+            fluid_synth_noteoff(
+                synth.get(),
+                channel,
+                m.getNoteNumber());
+        } else if (m.isController()) {
+            fluid_synth_cc(
+                synth.get(),
+                channel,
+                m.getControllerNumber(),
+                m.getControllerValue());
+
+            fluid_midi_control_change controllerNum{static_cast<fluid_midi_control_change>(m.getControllerNumber())};
+            if (auto it{controllerToParam.find(controllerNum)};
+                it != end(controllerToParam)) {
+                String parameterID{it->second};
+                RangedAudioParameter *param{valueTreeState.getParameter(parameterID)};
+                jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+                AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+                *castParam = m.getControllerValue();
+            }
+        } else if (m.isProgramChange()) {
+            int result{fluid_synth_program_change(
+                synth.get(),
+                channel,
+                m.getProgramChangeNumber())};
+            if (result == FLUID_OK) {
+                RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+                jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+                AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+                *castParam = m.getProgramChangeNumber();
+            }
+        } else if (m.isPitchWheel()) {
+            fluid_synth_pitch_bend(
+                synth.get(),
+                channel,
+                m.getPitchWheelValue());
+        } else if (m.isChannelPressure()) {
+            fluid_synth_channel_pressure(
+                synth.get(),
+                channel,
+                m.getChannelPressureValue());
+        } else if (m.isAftertouch()) {
+            fluid_synth_key_pressure(
+                synth.get(),
+                channel,
+                m.getNoteNumber(),
+                m.getAfterTouchValue());
+//        } else if (m.isMetaEvent()) {
+//            fluid_midi_event_t *midi_event{new_fluid_midi_event()};
+//            fluid_midi_event_set_type(midi_event, static_cast<int>(MIDI_SYSTEM_RESET));
+//            fluid_synth_handle_midi_event(synth.get(), midi_event);
+//            delete_fluid_midi_event(midi_event);
+        } else if (m.isSysEx()) {
+            fluid_synth_sysex(
+                synth.get(),
+                reinterpret_cast<const char*>(m.getSysExData()),
+                m.getSysExDataSize(),
+                nullptr, // no response pointer because we have no interest in handling response currently
+                nullptr, // no response_len pointer because we have no interest in handling response currently
+                nullptr, // no handled pointer because we have no interest in handling response currently
+                static_cast<int>(false));
+        }
+    }
+
+    // fluid_synth_get_cc(fluidSynth, 0, 73, &pval);
+    // Logger::outputDebugString ( juce::String::formatted("hey: %d\n", pval) );
+
+    fluid_synth_process(
+        synth.get(),
+        buffer.getNumSamples(),
+        0,
+        nullptr,
+        buffer.getNumChannels(),
+        buffer.getArrayOfWritePointers());
+}
+
+int FluidSynthModel::getNumPrograms()
+{
+    return 128;   // NB: some hosts don't cope very well if you tell them there are 0 programs,
+                // so this should be at least 1, even if you're not really implementing programs.
+}
+
+int FluidSynthModel::getCurrentProgram()
+{
+    RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+    return castParam->get();
+}
+
+void FluidSynthModel::setCurrentProgram(int index)
+{
+    RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+    // setCurrentProgram() gets invoked from non-message thread.
+    // AudioParameterInt#operator= will activate any listeners of audio parameter "preset".
+    // This includes TableComponent, who will update its UI.
+    // we need to lock the message thread whilst it does that UI update.
+    const MessageManagerLock mmLock;
+    *castParam = index;
+}
+
+const String FluidSynthModel::getProgramName(int index)
+{
+     fluid_sfont_t* sfont{
+         sfont_id == -1
+         ? nullptr
+         : fluid_synth_get_sfont_by_id(synth.get(), sfont_id)
+     };
+     if (!sfont) {
+         String presetName{"Preset "};
+         return presetName << index;
+     }
+     RangedAudioParameter *param{valueTreeState.getParameter("bank")};
+     jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+     AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+     int bank{castParam->get()};
+    
+     fluid_preset_t *preset{fluid_sfont_get_preset(
+         sfont,
+         bank,
+         index)};
+     if (!preset) {
+         String presetName{"Preset "};
+         return presetName << index;
+     }
+     return {fluid_preset_get_name(preset)};
+}
+
+void FluidSynthModel::changeProgramName(int index, const String& newName)
+{
+    // no-op; we don't support modifying the soundfont, so let's not support modification of preset names.
 }

Source/FluidSynthModel.h

@@ -5,93 +5,80 @@
 #pragma once
 
 #include "../JuceLibraryCode/JuceHeader.h"
-#include "SharesParams.h"
 #include <fluidsynth.h>
 #include <memory>
-#include "BankAndPreset.h"
+#include <map>
-#include "PresetsToBanks.h"
+#include "MidiConstants.h"
-
-
-// https://stackoverflow.com/a/13446565/5257399
-//using std::shared_ptr;
 
 using namespace std;
 
-class FluidSynthModel {
+class FluidSynthModel
+: public ValueTree::Listener
+, public AudioProcessorValueTreeState::Listener {
 public:
-    FluidSynthModel(SharesParams& p);
+    FluidSynthModel(
-    ~FluidSynthModel();
+        AudioProcessorValueTreeState& valueTreeState
+        );
+     ~FluidSynthModel();
 
-    fluid_synth_t* getSynth();
     void initialise();
     
-    BanksToPresets getBanks();
-
-    void changePreset(int bank, int preset);
     int getChannel();
 
-    void onFileNameChanged(const String &absPath, int bank, int preset);
     void setControllerValue(int controller, int value);
 
-    //==============================================================================
+    void processBlock(AudioBuffer<float>& buffer, MidiBuffer& midiMessages);
-    /**
-        Used to receive callbacks when a button is clicked.
 
-        @see Button::addListener, Button::removeListener
-    */
-    class Listener
-    {
-    public:
-        /** Destructor. */
-        virtual ~Listener();
-
-        /** Called when the button is clicked. */
-        virtual void fontChanged (FluidSynthModel*, const String &absPath);
-    };
-
-    /** Registers a listener to receive events when this button's state changes.
-        If the listener is already registered, this will not register it again.
-        @see removeListener
-    */
-    void addListener (Listener* newListener);
-
-    /** Removes a previously-registered button listener
-        @see addListener
-    */
-    void removeListener (Listener* listener);
 
     void setSampleRate(float sampleRate);
     
-    const String& getCurrentSoundFontAbsPath();
+    //==============================================================================
+    virtual void parameterChanged (const String& parameterID, float newValue) override;
+    
+    virtual void valueTreePropertyChanged (ValueTree& treeWhosePropertyHasChanged,
+                                           const Identifier& property) override;
+    inline virtual void valueTreeChildAdded (ValueTree& parentTree,
+                                             ValueTree& childWhichHasBeenAdded) override {};
+    inline virtual void valueTreeChildRemoved (ValueTree& parentTree,
+                                               ValueTree& childWhichHasBeenRemoved,
+                                               int indexFromWhichChildWasRemoved) override {};
+    inline virtual void valueTreeChildOrderChanged (ValueTree& parentTreeWhoseChildrenHaveMoved,
+                                                    int oldIndex, int newIndex) override {};
+    inline virtual void valueTreeParentChanged (ValueTree& treeWhoseParentHasChanged) override {};
+    inline virtual void valueTreeRedirected (ValueTree& treeWhichHasBeenChanged) override {};
+
+    //==============================================================================
+    int getNumPrograms();
+    int getCurrentProgram();
+    void setCurrentProgram(int index);
+    const String getProgramName(int index);
+    void changeProgramName(int index, const String& newName);
 
 private:
-    SharesParams& sharesParams;
+    static const StringArray programChangeParams;
 
-    fluid_synth_t* synth;
+    // there's no bimap in the standard library!
-    fluid_settings_t* settings;
+    static const map<fluid_midi_control_change, String> controllerToParam;
-//    fluid_audio_driver_t* driver;
+    static const map<String, fluid_midi_control_change> paramToController;
 
-    String currentSoundFontAbsPath;
+    void refreshBanks();
+
+    AudioProcessorValueTreeState& valueTreeState;
+
+    // https://stackoverflow.com/questions/38980315/is-stdunique-ptr-deletion-order-guaranteed
+    // members are destroyed in reverse of the order they're declared
+    // http://www.fluidsynth.org/api/
+    // in their examples, they destroy the synth before destroying the settings
+    unique_ptr<fluid_settings_t, decltype(&delete_fluid_settings)> settings;
+    unique_ptr<fluid_synth_t, decltype(&delete_fluid_synth)> synth;
 
     float currentSampleRate;
 
-    fluid_preset_t* getFirstPreset();
-    void selectFirstPreset();
-    unique_ptr<BankAndPreset> getFirstBankAndPreset();
-
     void unloadAndLoadFont(const String &absPath);
     void loadFont(const String &absPath);
-    bool shouldLoadFont(const String &absPath);
     
-    void changePresetImpl(int bank, int preset);
+    int sfont_id;
-
-    bool initialised;
-    unsigned int sfont_id;
     unsigned int channel;
 
-//    fluid_mod_t* mod;
-
-    ListenerList<Listener> eventListeners;
-
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (FluidSynthModel)
 };

Source/GuiConstants.h

@@ -0,0 +1,8 @@
+#pragma once
+
+struct GuiConstants {
+    inline static const int minWidth = 500;
+    inline static const int maxWidth = 1900;
+    inline static const int minHeight = 300;
+    inline static const int maxHeight = 1000;
+};

Source/MidiConstants.h

@@ -162,3 +162,8 @@ enum fluid_midi_control_change
  - for case (2) or (3), FLUID_NOISE_FLOOR should be the noise floor for 16 bits (i.e -90 dB).
  */
 #define FLUID_PEAK_ATTENUATION  960.0f
+
+struct MidiConstants {
+    inline static const int midiMinValue = 0;
+    inline static const int midiMaxValue = 127;
+};

Source/Pills.cpp

@@ -4,88 +4,170 @@
 
 #include "Pills.h"
 #include "MyColours.h"
+#include <algorithm>
 
 using namespace std;
 
+Pill::Pill(
+    AudioProcessorValueTreeState& valueTreeState,
+    int bank,
+    bool isFirst,
+    bool isLast
+)
+: valueTreeState{valueTreeState}
+, bank{bank}
+, textButton{String(bank)}
+{
+    setOpaque(true);
+    textButton.setConnectedEdges (
+            (isFirst ? 0 : Button::ConnectedOnLeft)
+            | (isLast ? 0 : Button::ConnectedOnRight)
+    );
+    textButton.setRadioGroupId(34567);
+    textButton.setClickingTogglesState(true);
+
+    addAndMakeVisible(textButton);
+    textButton.addListener(this);
+}
+
+void Pill::paint (Graphics& g) {
+    // (Our component is opaque, so we must completely fill the background with a solid colour)
+    g.fillAll(getLookAndFeel().findColour(ResizableWindow::backgroundColourId));
+}
+
+void Pill::resized() {
+    textButton.setBounds(getLocalBounds());
+}
+
+Pill::~Pill() {
+    textButton.removeListener(this);
+}
+
+void Pill::bankChanged(int bank) {
+    textButton.setToggleState(this->bank == bank, dontSendNotification);
+}
+
+void Pill::buttonClicked(Button* button) {
+    ValueTree banks{valueTreeState.state.getChildWithName("banks")};
+    int banksChildren{banks.getNumChildren()};
+    ValueTree bank;
+    for(int bankIx{0}; bankIx<banksChildren; bankIx++) {
+        ValueTree currentBank{banks.getChild(bankIx)};
+        int bankNum{currentBank.getProperty("num")};
+        if (bankNum == this->bank) {
+            bank = currentBank;
+            break;
+        }
+    }
+    ValueTree preset{bank.getChild(0)};
+    int presetNum{preset.getProperty("num")};
+
+    {
+        RangedAudioParameter *param{valueTreeState.getParameter("bank")};
+        jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+        AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+        *castParam = this->bank;
+    }
+    {
+        RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+        jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+        AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+        *castParam = presetNum;
+    }
+}
+
 Pills::Pills(
-        string label,
+    AudioProcessorValueTreeState& valueTreeState
-        const vector<string> &items,
+)
-        const function<void (int)> &onItemSelected,
+: valueTreeState{valueTreeState}
-        const function<int (const string&)> &itemToIDMapper,
-        int initiallySelectedItem
-) : label(label),
-    items(items),
-    onItemSelected(onItemSelected),
-    itemToIDMapper(itemToIDMapper)
 {
     // faster (rounded edges introduce transparency)
     setOpaque (true);
 
-    populate(initiallySelectedItem);
+    ValueTree banks{valueTreeState.state.getChildWithName("banks")};
+    loadModelFrom(banks);
+
+    valueTreeState.state.addListener(this);
+    valueTreeState.addParameterListener("bank", this);
 }
 
-void Pills::populate(int initiallySelectedItem) {
+Pills::~Pills() {
-    int index = 0;
+    valueTreeState.removeParameterListener("bank", this);
-    for (string item : items) {
+    valueTreeState.state.removeListener(this);
-        TextButton* pill = addToList(new TextButton(
+}
-                item
+
-        ));
+void Pills::parameterChanged(const String& parameterID, float newValue) {
-//        pill->setColour (TextButton::buttonOnColourId, Colours::blueviolet.brighter());
+    if (parameterID == "bank") {
-//        pill->setBounds(20 + index * 55, 260, 55, 24);
+        updatePillToggleStates();
-        pill->setConnectedEdges (
+    }
-                (index == 0 ? 0 : Button::ConnectedOnLeft)
+}
-                        | (index == (items.size()-1) ? 0 : Button::ConnectedOnRight)
+
-        );
+void Pills::updatePillToggleStates() {
-        pill->setRadioGroupId(34567);
+    RangedAudioParameter *param {valueTreeState.getParameter("bank")};
-        if (index == initiallySelectedItem) {
+    jassert(dynamic_cast<AudioParameterInt*> (param) != nullptr);
-            pill->setToggleState(true, dontSendNotification);
+    AudioParameterInt* castParam {dynamic_cast<AudioParameterInt*> (param)};
-            selected = pill;
+    int bank{castParam->get()};
+    for (auto& pill: pills) {
+        pill->bankChanged(bank);
+    }
+}
+
+void Pills::valueTreePropertyChanged(
+    ValueTree& treeWhosePropertyHasChanged,
+    const Identifier& property) {
+    if (treeWhosePropertyHasChanged.getType() == StringRef("banks")) {
+        if (property == StringRef("synthetic")) {
+            loadModelFrom(treeWhosePropertyHasChanged);
         }
-        pill->setClickingTogglesState(true);
-        pill->addListener(this);
-        index++;
     }
 }
 
-void Pills::setItems(
+void Pills::loadModelFrom(ValueTree& banks) {
-        const vector<string> &items,
+    pills.clear();
-        int initiallySelectedItem
+    int numChildren{banks.getNumChildren()};
-) {
+    for(int i{0}; i < numChildren; i++) {
-    this->items = items;
+        ValueTree child{banks.getChild(i)};
-    for(TextButton* t : buttons) {
+        int num{child.getProperty("num")};
-        t->removeListener(this);
+        unique_ptr<Pill> pill{make_unique<Pill>(
+            valueTreeState,
+            num,
+            i == 0,
+            i == numChildren - 1)};
+        addAndMakeVisible(pill.get());
+        pills.push_back(move(pill));
     }
-    buttons.clear(true);
+    updatePillToggleStates();
-    populate(initiallySelectedItem);
     resized();
 }
 
-void Pills::buttonClicked (Button* button) {
-    selected = button;
-    onItemSelected(itemToIDMapper(button->getName().toStdString()));
-}
-
-TextButton* Pills::addToList (TextButton* newButton) {
-    buttons.add (newButton);
-    addAndMakeVisible (newButton);
-    return newButton;
-}
-
 void Pills::cycle(bool right) {
-    int currentIx = static_cast<const int>(distance(buttons.begin(), find(buttons.begin(), buttons.end(), selected)));
+    RangedAudioParameter *param{valueTreeState.getParameter("bank")};
-    currentIx += right ? 1 : buttons.size()-1;
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
-    buttons[currentIx % buttons.size()]->triggerClick();
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*> (param)};
+    int bank{castParam->get()};
+
+    int currentIx{static_cast<const int>(
+        distance(
+            pills.begin(),
+            find_if(
+                pills.begin(),
+                pills.end(),
+                    [bank](unique_ptr<Pill>& pill){
+                        return pill->bank == bank;})))};
+    currentIx += right ? 1 : pills.size()-1;
+    pills[currentIx % pills.size()]->textButton.triggerClick();
+
 }
 
 void Pills::resized() {
-    int index = 0;
+    int index{0};
-    Rectangle<int> r (getLocalBounds());
+    Rectangle<int> r{getLocalBounds()};
-    const int equalWidth = r.proportionOfWidth(buttons.size() <= 0 ? 1.0 : 1.0f/buttons.size());
+    const int equalWidth{r.proportionOfWidth(pills.size() <= 0 ? 1.0 : 1.0f/pills.size())};
-    for(TextButton* t : buttons) {
+    for(auto& pill : pills) {
         Rectangle<int> r2 (getLocalBounds());
         r2.removeFromLeft(equalWidth * index);
-        r2.removeFromRight(equalWidth * (buttons.size()-index-1));
+        r2.removeFromRight(equalWidth * (static_cast<int>(pills.size())-index-1));
-        t->setBounds (r2);
+        pill->setBounds(r2);
         index++;
     }
 }

Source/Pills.h

@@ -8,35 +8,69 @@
 
 using namespace std;
 
-class Pills : public Component,
+class Pill
-              public Button::Listener {
+: public Component
+, public Button::Listener
+{
+public:
+    Pill(
+        AudioProcessorValueTreeState& valueTreeState,
+        int bank,
+        bool isFirst,
+        bool isLast
+    );
+    ~Pill();
+
+    void buttonClicked(Button* button) override;
+
+    void resized() override;
+    void paint(Graphics& g) override;
+
+    void bankChanged(int bank);
+private:
+
+    AudioProcessorValueTreeState& valueTreeState;
+    int bank;
+    TextButton textButton;
+
+    friend class Pills;
+};
+
+class Pills
+: public Component
+, public ValueTree::Listener
+, public AudioProcessorValueTreeState::Listener
+{
 public:
     Pills(
-            string label,
+        AudioProcessorValueTreeState& valueTreeState
-            const vector<string> &items,
-            const function<void (int)> &onItemSelected,
-            const function<int (const string&)> &itemToIDMapper,
-            int initiallySelectedItem
     );
+    ~Pills();
     
-    void setItems(
-            const vector<string> &items,
-            int initiallySelectedItem
-    );
-
-    void buttonClicked (Button* button) override;
     void cycle(bool right);
 
-private:
+    virtual void parameterChanged (const String& parameterID, float newValue) override;
-    string label;
-    vector<string> items;
-    function<void (int)> onItemSelected;
-    function<int (const string&)> itemToIDMapper;
 
-    OwnedArray<TextButton> buttons;
+    virtual void valueTreePropertyChanged (ValueTree& treeWhosePropertyHasChanged,
+                                           const Identifier& property) override;
+    inline virtual void valueTreeChildAdded (ValueTree& parentTree,
+                                             ValueTree& childWhichHasBeenAdded) override {};
+    inline virtual void valueTreeChildRemoved (ValueTree& parentTree,
+                                               ValueTree& childWhichHasBeenRemoved,
+                                               int indexFromWhichChildWasRemoved) override {};
+    inline virtual void valueTreeChildOrderChanged (ValueTree& parentTreeWhoseChildrenHaveMoved,
+                                                    int oldIndex, int newIndex) override {};
+    inline virtual void valueTreeParentChanged (ValueTree& treeWhoseParentHasChanged) override {};
+    inline virtual void valueTreeRedirected (ValueTree& treeWhichHasBeenChanged) override {};
+private:
+    void loadModelFrom(ValueTree& banks);
+
+    AudioProcessorValueTreeState& valueTreeState;
+
+    vector<unique_ptr<Pill>> pills;
     Button *selected;
 
-    TextButton* addToList (TextButton* newButton);
+    void updatePillToggleStates();
 
     void populate(int initiallySelectedItem);
     void resized() override;

Source/PluginEditor.cpp

@@ -10,22 +10,35 @@
 
 #include "PluginProcessor.h"
 #include "PluginEditor.h"
+#include "GuiConstants.h"
 
 //==============================================================================
-JuicySFAudioProcessorEditor::JuicySFAudioProcessorEditor (JuicySFAudioProcessor& p)
+JuicySFAudioProcessorEditor::JuicySFAudioProcessorEditor(
-    : AudioProcessorEditor (&p),
+    JuicySFAudioProcessor& p,
-      processor (p),
+    AudioProcessorValueTreeState& valueTreeState)
-      midiKeyboard (p.keyboardState, SurjectiveMidiKeyboardComponent::horizontalKeyboard),
+: AudioProcessorEditor{&p}
-      tablesComponent(p.getFluidSynthModel()),
+, processor{p}
-      filePicker(p.getFluidSynthModel()),
+, valueTreeState{valueTreeState}
-      slidersComponent{p.getFluidSynthModel()}
+, midiKeyboard{p.keyboardState, SurjectiveMidiKeyboardComponent::horizontalKeyboard}
+, tablesComponent{valueTreeState}
+, filePicker{valueTreeState}
+, slidersComponent{valueTreeState, p.getFluidSynthModel()}
 {
     // set resize limits for this plug-in
-    setResizeLimits (500, 300, 1900, 1000);
+    setResizeLimits(
+        GuiConstants::minWidth,
+        GuiConstants::minHeight,
+        GuiConstants::maxWidth,
+        GuiConstants::maxHeight);
 
-    setSize (p.lastUIWidth, p.lastUIHeight);
+    lastUIWidth.referTo(valueTreeState.state.getChildWithName("uiState").getPropertyAsValue("width",  nullptr));
+    lastUIHeight.referTo(valueTreeState.state.getChildWithName("uiState").getPropertyAsValue("height", nullptr));
 
-//    processor.subscribeToStateChanges(this);
+    // set our component's initial size to be the last one that was stored in the filter's settings
+    setSize(lastUIWidth.getValue(), lastUIHeight.getValue());
+
+    lastUIWidth.addListener(this);
+    lastUIHeight.addListener(this);
 
     midiKeyboard.setName ("MIDI Keyboard");
 
@@ -33,7 +46,7 @@ JuicySFAudioProcessorEditor::JuicySFAudioProcessorEditor (JuicySFAudioProcessor&
     tablesComponent.setWantsKeyboardFocus(false);
 
     setWantsKeyboardFocus(true);
-    addAndMakeVisible (midiKeyboard);
+    addAndMakeVisible(midiKeyboard);
 
     addAndMakeVisible(slidersComponent);
     addAndMakeVisible(tablesComponent);
@@ -41,22 +54,16 @@ JuicySFAudioProcessorEditor::JuicySFAudioProcessorEditor (JuicySFAudioProcessor&
 
 }
 
-JuicySFAudioProcessorEditor::~JuicySFAudioProcessorEditor()
+// called when the stored window size changes
-{
+void JuicySFAudioProcessorEditor::valueChanged(Value&) {
-//    processor.unsubscribeFromStateChanges(this);
+    setSize(lastUIWidth.getValue(), lastUIHeight.getValue());
 }
 
-//void JuicySFAudioProcessorEditor::getStateInformation (XmlElement& xml) {
+JuicySFAudioProcessorEditor::~JuicySFAudioProcessorEditor()
-//    // save
+{
-//    xml.setAttribute ("uiWidth", getWidth());
+    lastUIWidth.removeListener(this);
-//    xml.setAttribute ("uiHeight", getHeight());
+    lastUIHeight.removeListener(this);
-//}
+}
-//
-//void JuicySFAudioProcessorEditor::setStateInformation (XmlElement* xmlState) {
-//    // load
-//    setSize (xmlState->getIntAttribute ("uiWidth", getWidth()),
-//            xmlState->getIntAttribute ("uiHeight", getHeight()));
-//}
 
 //==============================================================================
 void JuicySFAudioProcessorEditor::paint (Graphics& g)
@@ -64,10 +71,6 @@ void JuicySFAudioProcessorEditor::paint (Graphics& g)
     // (Our component is opaque, so we must completely fill the background with a solid colour)
     g.fillAll (getLookAndFeel().findColour (ResizableWindow::backgroundColourId));
 
-//    g.setColour (Colours::white);
-//    g.setFont (15.0f);
-//    g.drawFittedText ("Hello World!", getLocalBounds(), Justification::centred, 1);
-
     if (!focusInitialized) {
         if (!hasKeyboardFocus(false) && isVisible()) {
             grabKeyboardFocus();
@@ -83,13 +86,9 @@ void JuicySFAudioProcessorEditor::resized()
     const int padding{8};
     const int pianoHeight{70};
     const int filePickerHeight{25};
-    // const int slidersHeight{150};
     Rectangle<int> r{getLocalBounds()};
     filePicker.setBounds(r.removeFromTop(filePickerHeight + padding).reduced(padding, 0).withTrimmedTop(padding));
 
-    // Rectangle<int> r2 (getLocalBounds());
-    // slidersComponent.setBounds(r2.removeFromLeft(filePickerWidth + padding).reduced(padding, 0).withTrimmedLeft(padding));
-
     midiKeyboard.setBounds (r.removeFromBottom (pianoHeight).reduced(padding, 0));
 
     Rectangle<int> rContent{r.reduced(0, padding)};
@@ -97,28 +96,11 @@ void JuicySFAudioProcessorEditor::resized()
 
     tablesComponent.setBounds(rContent);
 
-
+    lastUIWidth = getWidth();
-    processor.lastUIWidth = getWidth();
+    lastUIHeight = getHeight();
-    processor.lastUIHeight = getHeight();
-
-//    Rectangle<int> r2 (getLocalBounds());
-//    r2.reduce(0, padding);
-//    r2.removeFromBottom(pianoHeight);
-//    r2.removeFromTop(filePickerHeight);
-//    tablesComponent.setBounds (r2);
-//
-//    Rectangle<int> r3 (getLocalBounds());
-//    r3.removeFromTop(filePickerHeight);
-//
-//    filePicker.setBounds(r3);
 }
 
 bool JuicySFAudioProcessorEditor::keyPressed(const KeyPress &key) {
-//    if (!hasKeyboardFocus(false))
-//        return false;
-//    if (key.getKeyCode() == KeyPress::upKey){
-//    }
-//    cout << "hey\n";
     const int cursorKeys[] = {
             KeyPress::leftKey,
             KeyPress::rightKey,
@@ -134,20 +116,9 @@ bool JuicySFAudioProcessorEditor::keyPressed(const KeyPress &key) {
     } else {
         return midiKeyboard.keyPressed(key);
     }
-//    for(auto childComponent : getChildren()) {
-//        if (childComponent->keyPressed(key)) return true;
-//    }
     return false;
 }
 
 bool JuicySFAudioProcessorEditor::keyStateChanged (bool isKeyDown) {
     return midiKeyboard.keyStateChanged(isKeyDown);
-//    for(auto childComponent : getChildren()) {
-//        if (childComponent->keyStateChanged(isKeyDown)) return true;
-//    }
-//    return false;
-}
-
-FilePickerFragment& JuicySFAudioProcessorEditor::getFilePicker() {
-    return filePicker;
 }

Source/PluginEditor.h

@@ -14,21 +14,21 @@
 #include "PluginProcessor.h"
 #include "TablesComponent.h"
 #include "SurjectiveMidiKeyboardComponent.h"
-#include "FilePickerFragment.h"
-#include "ExposesComponents.h"
 #include "FilePicker.h"
-#include "StateChangeSubscriber.h"
 #include "SlidersComponent.h"
 
 //==============================================================================
 /**
 */
-class JuicySFAudioProcessorEditor  : public AudioProcessorEditor,
+class JuicySFAudioProcessorEditor
-                                     public ExposesComponents/*,
+: public AudioProcessorEditor
-                                     public StateChangeSubscriber*/
+, private Value::Listener
 {
 public:
-    JuicySFAudioProcessorEditor (JuicySFAudioProcessor&);
+    JuicySFAudioProcessorEditor(
+      JuicySFAudioProcessor&,
+      AudioProcessorValueTreeState& valueTreeState
+      );
     ~JuicySFAudioProcessorEditor();
 
     //==============================================================================
@@ -38,16 +38,20 @@ public:
     bool keyPressed(const KeyPress &key) override;
     bool keyStateChanged (bool isKeyDown) override;
 
-//    void getStateInformation (XmlElement& xml) override;
-//    void setStateInformation (XmlElement* xmlState) override;
-
-    virtual FilePickerFragment& getFilePicker() override;
-
 private:
+    void valueChanged (Value&) override;
+
     // This reference is provided as a quick way for your editor to
     // access the processor object that created it.
     JuicySFAudioProcessor& processor;
 
+    AudioProcessorValueTreeState& valueTreeState;
+
+    // these are used to persist the UI's size - the values are stored along with the
+    // filter's other parameters, and the UI component will update them when it gets
+    // resized.
+    Value lastUIWidth, lastUIHeight;
+
     SurjectiveMidiKeyboardComponent midiKeyboard;
     TablesComponent tablesComponent;
     FilePicker filePicker;

Source/PluginProcessor.cpp

@@ -10,47 +10,66 @@
 
 #include "PluginProcessor.h"
 #include "PluginEditor.h"
-#include "SoundfontSynthVoice.h"
-#include "SoundfontSynthSound.h"
-#include "ExposesComponents.h"
 #include "MidiConstants.h"
 #include "Util.h"
+#include "GuiConstants.h"
+
+using namespace std;
+using Parameter = AudioProcessorValueTreeState::Parameter;
 
 AudioProcessor* JUCE_CALLTYPE createPluginFilter();
 
 
 //==============================================================================
 JuicySFAudioProcessor::JuicySFAudioProcessor()
-     : AudioProcessor (getBusesProperties()),
+: AudioProcessor{getBusesProperties()}
-       lastUIWidth(400),
+, valueTreeState{
-       lastUIHeight(300),
+    *this,
-       soundFontPath(String()),
+    nullptr,
-       lastPreset(-1),
+    "MYPLUGINSETTINGS",
-       lastBank(-1),
+    createParameterLayout()}
-       fluidSynthModel(*this)/*,
+, fluidSynthModel{valueTreeState}
-       pluginEditor(nullptr)*/
 {
+    valueTreeState.state.appendChild({ "uiState", {
+            { "width", GuiConstants::minWidth },
+            { "height", GuiConstants::minHeight }
+        }, {} }, nullptr);
+    valueTreeState.state.appendChild({ "soundFont", {
+        { "path", "" },
+    }, {} }, nullptr);
+    // no properties, no subtrees (yet)
+    valueTreeState.state.appendChild({ "banks", {}, {} }, nullptr);
+    
     initialiseSynth();
 }
 
+AudioProcessorValueTreeState::ParameterLayout JuicySFAudioProcessor::createParameterLayout() {
+    // https://stackoverflow.com/a/8469002/5257399
+    unique_ptr<AudioParameterInt> params[] {
+        // SoundFont 2.4 spec section 7.2: zero through 127, or 128.
+        make_unique<AudioParameterInt>("bank", "which bank is selected in the soundfont", MidiConstants::midiMinValue, 128, MidiConstants::midiMinValue, "Bank" ),
+        // note: banks may be sparse, and lack a 0th preset. so defend against this.
+        make_unique<AudioParameterInt>("preset", "which patch (aka patch, program, instrument) is selected in the soundfont", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "Preset" ),
+        make_unique<AudioParameterInt>("attack", "volume envelope attack time", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "A" ),
+        make_unique<AudioParameterInt>("decay", "volume envelope sustain attentuation", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "D" ),
+        make_unique<AudioParameterInt>("sustain", "volume envelope decay time", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "S" ),
+        make_unique<AudioParameterInt>("release", "volume envelope release time", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "R" ),
+        make_unique<AudioParameterInt>("filterCutOff", "low-pass filter cut-off frequency", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "Cut" ),
+        make_unique<AudioParameterInt>("filterResonance", "low-pass filter resonance attentuation", MidiConstants::midiMinValue, MidiConstants::midiMaxValue, MidiConstants::midiMinValue, "Res" ),
+    };
+    
+    return {
+        make_move_iterator(begin(params)),
+        make_move_iterator(end(params))
+    };
+}
+
 JuicySFAudioProcessor::~JuicySFAudioProcessor()
 {
-//    delete fluidSynthModel;
 }
 
 void JuicySFAudioProcessor::initialiseSynth() {
     fluidSynthModel.initialise();
-
-    fluidSynth = fluidSynthModel.getSynth();
-
-    const int numVoices = 8;
-
-    // Add some voices...
-    for (int i = numVoices; --i >= 0;)
-        synth.addVoice (new SoundfontSynthVoice(fluidSynthModel.getSynth()));
-
-    // ..and give the synth a sound to play
-    synth.addSound (new SoundfontSynthSound());
 }
 
 //==============================================================================
@@ -84,22 +103,23 @@ double JuicySFAudioProcessor::getTailLengthSeconds() const
 
 int JuicySFAudioProcessor::getNumPrograms()
 {
-    return 1;   // NB: some hosts don't cope very well if you tell them there are 0 programs,
+    return fluidSynthModel.getNumPrograms();   // NB: some hosts don't cope very well if you tell them there are 0 programs,
                 // so this should be at least 1, even if you're not really implementing programs.
 }
 
 int JuicySFAudioProcessor::getCurrentProgram()
 {
-    return 0;
+    return fluidSynthModel.getCurrentProgram();
 }
 
-void JuicySFAudioProcessor::setCurrentProgram (int index)
+void JuicySFAudioProcessor::setCurrentProgram(int index)
 {
+    fluidSynthModel.setCurrentProgram(index);
 }
 
-const String JuicySFAudioProcessor::getProgramName (int index)
+const String JuicySFAudioProcessor::getProgramName(int index)
 {
-    return {};
+    return fluidSynthModel.getProgramName(index);
 }
 
 void JuicySFAudioProcessor::changeProgramName (int index, const String& newName)
@@ -148,89 +168,17 @@ AudioProcessor::BusesProperties JuicySFAudioProcessor::getBusesProperties() {
             .withOutput ("Output", AudioChannelSet::stereo(), true);
 }
 
-void JuicySFAudioProcessor::processBlock (AudioBuffer<float>& buffer, MidiBuffer& midiMessages) {
+void JuicySFAudioProcessor::processBlock(AudioBuffer<float>& buffer, MidiBuffer& midiMessages) {
     jassert (!isUsingDoublePrecision());
-    const int numSamples = buffer.getNumSamples();
 
     // Now pass any incoming midi messages to our keyboard state object, and let it
     // add messages to the buffer if the user is clicking on the on-screen keys
-    keyboardState.processNextMidiBuffer (midiMessages, 0, numSamples, true);
+    keyboardState.processNextMidiBuffer(midiMessages, 0, buffer.getNumSamples(), true);
     
-    MidiBuffer processedMidi;
+    fluidSynthModel.processBlock(buffer, midiMessages);
-    int time;
-    MidiMessage m;
-    
-    // TODO: factor into a MidiCollector
-    for (MidiBuffer::Iterator i (midiMessages); i.getNextEvent (m, time);) {
-        DEBUG_PRINT ( m.getDescription() );
-        
-        // explicitly not handling note_on/off, or pitch_bend, because these are (for better or worse)
-        // responsibilities of SoundfontSynthVoice.
-        // well, by that logic maybe I should move program change onto Voice. but it doesn't feel like a per-voice concern.
-        if (m.isController()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(CONTROL_CHANGE));
-            fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
-            fluid_midi_event_set_control(midi_event, m.getControllerNumber());
-            fluid_midi_event_set_value(midi_event, m.getControllerValue());
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-        } else if (m.isProgramChange()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(PROGRAM_CHANGE));
-            fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
-            fluid_midi_event_set_program(midi_event, m.getProgramChangeNumber());
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-        } else if (m.isPitchWheel()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(PITCH_BEND));
-            fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
-            fluid_midi_event_set_pitch(midi_event, m.getPitchWheelValue());
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-        } else if (m.isChannelPressure()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(CHANNEL_PRESSURE));
-            fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
-            fluid_midi_event_set_program(midi_event, m.getChannelPressureValue());
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-        } else if (m.isAftertouch()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(KEY_PRESSURE));
-            fluid_midi_event_set_channel(midi_event, fluidSynthModel.getChannel());
-            fluid_midi_event_set_key(midi_event, m.getNoteNumber());
-            fluid_midi_event_set_value(midi_event, m.getAfterTouchValue());
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-//        } else if (m.isMetaEvent()) {
-//            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-//            fluid_midi_event_set_type(midi_event, static_cast<int>(MIDI_SYSTEM_RESET));
-//            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-//            delete_fluid_midi_event(midi_event);
-        } else if (m.isSysEx()) {
-            fluid_midi_event_t *midi_event(new_fluid_midi_event());
-            fluid_midi_event_set_type(midi_event, static_cast<int>(MIDI_SYSEX));
-            // I assume that the MidiMessage's sysex buffer would be freed anyway when MidiMessage is destroyed, so set dynamic=false
-            // to ensure that fluidsynth does not attempt to free the sysex buffer during delete_fluid_midi_event()
-            fluid_midi_event_set_sysex(midi_event, const_cast<juce::uint8*>(m.getSysExData()), m.getSysExDataSize(), static_cast<int>(false));
-            fluid_synth_handle_midi_event(fluidSynth, midi_event);
-            delete_fluid_midi_event(midi_event);
-        }
-    }
-    
-//    int pval;
-    // 73: 64 attack
-    // 75: decay
-    // 79: sustain
-    // 72: 64 release
-//    fluid_synth_get_cc(fluidSynth, 0, 73, &pval);
-//    Logger::outputDebugString ( juce::String::formatted("hey: %d\n", pval) );
 
     // and now get our synth to process these midi events and generate its output.
-    synth.renderNextBlock (buffer, midiMessages, 0, numSamples);
+    // synth.renderNextBlock(buffer, midiMessages, 0, numSamples);
-    fluid_synth_process(fluidSynth, numSamples, 0, nullptr, buffer.getNumChannels(), buffer.getArrayOfWritePointers());
 
     // (see juce_VST3_Wrapper.cpp for the assertion this would trip otherwise)
     // we are !JucePlugin_ProducesMidiOutput, so clear remaining MIDI messages from our buffer
@@ -255,7 +203,7 @@ bool JuicySFAudioProcessor::hasEditor() const
 AudioProcessorEditor* JuicySFAudioProcessor::createEditor()
 {
     // grab a raw pointer to it for our own use
-    return /*pluginEditor = */new JuicySFAudioProcessorEditor (*this);
+    return /*pluginEditor = */new JuicySFAudioProcessorEditor (*this, valueTreeState);
 }
 
 //==============================================================================
@@ -266,27 +214,39 @@ void JuicySFAudioProcessor::getStateInformation (MemoryBlock& destData)
     // as intermediaries to make it easy to save and load complex data.
 
     // Create an outer XML element..
-    XmlElement xml ("MYPLUGINSETTINGS");
+    XmlElement xml{"MYPLUGINSETTINGS"};
-
-    // add some attributes to it..
-    xml.setAttribute ("uiWidth", lastUIWidth);
-    xml.setAttribute ("uiHeight", lastUIHeight);
-    xml.setAttribute ("soundFontPath", soundFontPath);
-    xml.setAttribute ("preset", lastPreset);
-    xml.setAttribute ("bank", lastBank);
-
-//    list<StateChangeSubscriber*>::iterator p;
-//    for(p = stateChangeSubscribers.begin(); p != stateChangeSubscribers.end(); p++) {
-//        (*p)->getStateInformation(xml);
-//    }
 
     // Store the values of all our parameters, using their param ID as the XML attribute
-    for (auto* param : getParameters())
+    XmlElement* params{xml.createNewChildElement("params")};
-        if (auto* p = dynamic_cast<AudioProcessorParameterWithID*> (param))
+    for (auto* param : getParameters()) {
-            xml.setAttribute (p->paramID, p->getValue());
+         if (auto* p = dynamic_cast<AudioProcessorParameterWithID*> (param)) {
+             params->setAttribute(p->paramID, p->getValue());
+         }
+    }
+    {
+        ValueTree tree{valueTreeState.state.getChildWithName("uiState")};
+        XmlElement* newElement{xml.createNewChildElement("uiState")};
+        {
+            double value{tree.getProperty("width", GuiConstants::minWidth)};
+            newElement->setAttribute("width", value);
+        }
+        {
+            double value{tree.getProperty("height", GuiConstants::minHeight)};
+            newElement->setAttribute("height", value);
+        }
+    }
+    {
+        ValueTree tree{valueTreeState.state.getChildWithName("soundFont")};
+        XmlElement* newElement{xml.createNewChildElement("soundFont")};
+        {
+            String value{tree.getProperty("path", "")};
+            newElement->setAttribute("path", value);
+        }
+    }
     
-    // then use this helper function to stuff it into the binary blob and return it..
+    DEBUG_PRINT(xml.createDocument("",false,false));
-    copyXmlToBinary (xml, destData);
+    
+    copyXmlToBinary(xml, destData);
 }
 
 void JuicySFAudioProcessor::setStateInformation (const void* data, int sizeInBytes)
@@ -294,84 +254,51 @@ void JuicySFAudioProcessor::setStateInformation (const void* data, int sizeInByt
     // You should use this method to restore your parameters from this memory block,
     // whose contents will have been created by the getStateInformation() call.
     // This getXmlFromBinary() helper function retrieves our XML from the binary blob..
-    ScopedPointer<XmlElement> xmlState (getXmlFromBinary (data, sizeInBytes));
+    shared_ptr<XmlElement> xmlState{getXmlFromBinary(data, sizeInBytes)};
+    DEBUG_PRINT(xmlState->createDocument("",false,false));
     
-    if (xmlState != nullptr)
+    if (xmlState.get() != nullptr) {
-    {
         // make sure that it's actually our type of XML object..
-        if (xmlState->hasTagName ("MYPLUGINSETTINGS"))
+        if (xmlState->hasTagName(valueTreeState.state.getType())) {
-        {
+            XmlElement* params{xmlState->getChildByName("params")};
-//            list<StateChangeSubscriber*>::iterator p;
+            if (params)
-//            for(p = stateChangeSubscribers.begin(); p != stateChangeSubscribers.end(); p++) {
+                for (auto* param : getParameters())
-//                (*p)->setStateInformation(xmlState);
+                    if (auto* p = dynamic_cast<AudioProcessorParameterWithID*>(param))
-//            }
+                        p->setValue(static_cast<float>(params->getDoubleAttribute(p->paramID, p->getValue())));
             
-            // ok, now pull out our last window size..
+            {
-            lastUIWidth  = jmax (xmlState->getIntAttribute ("uiWidth", lastUIWidth), 400);
+                XmlElement* xmlElement{xmlState->getChildByName("soundFont")};
-            lastUIHeight = jmax (xmlState->getIntAttribute ("uiHeight", lastUIHeight), 300);
+                if (xmlElement) {
-            soundFontPath = xmlState->getStringAttribute ("soundFontPath", soundFontPath);
+                    ValueTree tree{valueTreeState.state.getChildWithName("soundFont")};
-            lastPreset = xmlState->getIntAttribute ("preset", lastPreset);
+                    Value value{tree.getPropertyAsValue("path", nullptr)};
-            lastBank = xmlState->getIntAttribute ("bank", lastBank);
+                    value = xmlElement->getStringAttribute("path", value.getValue());
-
+                }
-            // Now reload our parameters..
+            }
-            for (auto* param : getParameters())
+            {
-                if (auto* p = dynamic_cast<AudioProcessorParameterWithID*> (param))
+                ValueTree tree{valueTreeState.state.getChildWithName("uiState")};
-                    p->setValue ((float) xmlState->getDoubleAttribute (p->paramID, p->getValue()));
+                XmlElement* xmlElement{xmlState->getChildByName("uiState")};
-
+                if (xmlElement) {
-            fluidSynthModel.onFileNameChanged(soundFontPath, lastBank, lastPreset);
+                    {
-
+                        Value value{tree.getPropertyAsValue("width", nullptr)};
-            AudioProcessorEditor* editor = getActiveEditor();
+                        value = xmlElement->getIntAttribute("width", value.getValue());
-            if (editor != nullptr) {
+                    }
-                editor->setSize(lastUIWidth, lastUIHeight);
+                    {
-
+                        Value value{tree.getPropertyAsValue("height", nullptr)};
-                jassert(dynamic_cast<ExposesComponents*> (editor) != nullptr);
+                        value = xmlElement->getIntAttribute("height", value.getValue());
-                ExposesComponents* exposesComponents = dynamic_cast<ExposesComponents*> (editor);
+                    }
-                exposesComponents->getFilePicker().setDisplayedFilePath(soundFontPath);
+                }
             }
-
-//            const String& currentSoundFontAbsPath = fluidSynthModel->getCurrentSoundFontAbsPath();
-//            if (currentSoundFontAbsPath.isNotEmpty()) {
-//                fileChooser.setCurrentFile(File(currentSoundFontAbsPath), true, dontSendNotification);
-//            }
         }
     }
 }
 
-//void JuicySFAudioProcessor::subscribeToStateChanges(StateChangeSubscriber* subscriber) {
-//    stateChangeSubscribers.push_back(subscriber);
-//}
-//
-//void JuicySFAudioProcessor::unsubscribeFromStateChanges(StateChangeSubscriber* subscriber) {
-//    stateChangeSubscribers.remove(subscriber);
-//}
-
 // FluidSynth only supports float in its process function, so that's all we can support.
 bool JuicySFAudioProcessor::supportsDoublePrecisionProcessing() const {
     return false;
 }
 
-FluidSynthModel* JuicySFAudioProcessor::getFluidSynthModel() {
+FluidSynthModel& JuicySFAudioProcessor::getFluidSynthModel() {
-    return &fluidSynthModel;
+    return fluidSynthModel;
-}
-
-void JuicySFAudioProcessor::setSoundFontPath(const String& value) {
-    soundFontPath = value;
-}
-
-String& JuicySFAudioProcessor::getSoundFontPath() {
-    return soundFontPath;
-}
-int JuicySFAudioProcessor::getPreset() {
-    return lastPreset;
-}
-int JuicySFAudioProcessor::getBank() {
-    return lastBank;
-}
-void JuicySFAudioProcessor::setPreset(int preset) {
-    lastPreset = preset;
-}
-void JuicySFAudioProcessor::setBank(int bank) {
-    lastBank = bank;
 }
 
 //==============================================================================

Source/PluginProcessor.h

@@ -12,8 +12,6 @@
 
 #include "../JuceLibraryCode/JuceHeader.h"
 #include "FluidSynthModel.h"
-#include "StateChangeSubscriber.h"
-#include "SharesParams.h"
 #include <list>
 
 using namespace std;
@@ -21,8 +19,7 @@ using namespace std;
 //==============================================================================
 /**
 */
-class JuicySFAudioProcessor  : public AudioProcessor,
+class JuicySFAudioProcessor  : public AudioProcessor
-                               public SharesParams
 {
 public:
     //==============================================================================
@@ -63,41 +60,22 @@ public:
 
     bool supportsDoublePrecisionProcessing() const override;
 
-    FluidSynthModel* getFluidSynthModel();
+    FluidSynthModel& getFluidSynthModel();
 
     MidiKeyboardState keyboardState;
 
-    virtual void setSoundFontPath(const String& value) override;
-    virtual String& getSoundFontPath() override;
-    virtual int getPreset() override;
-    virtual void setPreset(int preset) override;
-    virtual int getBank() override;
-    virtual void setBank(int bank) override;
-
-//    void subscribeToStateChanges(StateChangeSubscriber* subscriber);
-//    void unsubscribeFromStateChanges(StateChangeSubscriber* subscriber);
-
-    int lastUIWidth, lastUIHeight;
-
 private:
     void initialiseSynth();
 
-    String soundFontPath;
+    AudioProcessorValueTreeState valueTreeState;
-    int lastPreset;
-    int lastBank;
 
     FluidSynthModel fluidSynthModel;
-    fluid_synth_t* fluidSynth;
     Synthesiser synth;
 
-//    // just a raw pointer; we do not own
+    AudioProcessorValueTreeState::ParameterLayout createParameterLayout();
-//    AudioProcessorEditor* pluginEditor;
-
-//    list<StateChangeSubscriber*> stateChangeSubscribers;
 
     static BusesProperties getBusesProperties();
 
-//    Model* model;
     //==============================================================================
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (JuicySFAudioProcessor)
 };

Source/Preset.cpp

@@ -1,21 +0,0 @@
-//
-// Created by Alex Birch on 17/09/2017.
-//
-
-#include "Preset.h"
-
-using namespace std;
-
-Preset::Preset(
-        int preset,
-        string name
-) : preset(preset),
-    name(name) {}
-
-int Preset::getPreset() {
-    return preset;
-}
-
-string Preset::getName() {
-    return name;
-}

Source/Preset.h

@@ -1,24 +0,0 @@
-//
-// Created by Alex Birch on 17/09/2017.
-//
-
-#pragma once
-
-#include "../JuceLibraryCode/JuceHeader.h"
-
-using namespace std;
-
-class Preset {
-public:
-    Preset(
-            int preset,
-            string name
-    );
-
-    int getPreset();
-    string getName();
-
-private:
-    int preset;
-    string name;
-};

Source/PresetsToBanks.h

@@ -1,10 +0,0 @@
-//
-// Created by Alex Birch on 17/09/2017.
-//
-
-#pragma once
-
-#include "Preset.h"
-#include <map>
-
-typedef std::multimap<int, Preset> BanksToPresets;

Source/SharesParams.h

@@ -1,23 +0,0 @@
-//
-// Created by Alex Birch on 10/04/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#pragma once
-
-#include "../JuceLibraryCode/JuceHeader.h"
-
-class SharesParams {
-public:
-    virtual ~SharesParams() {}
-
-    virtual void setSoundFontPath(const String& value) = 0;
-    virtual String& getSoundFontPath() = 0;
-    virtual int getPreset() = 0;
-    virtual void setPreset(int preset) = 0;
-    virtual int getBank() = 0;
-    virtual void setBank(int bank) = 0;
-};
-
-
-

Source/SlidersComponent.cpp

@@ -9,11 +9,21 @@
 #include "SlidersComponent.h"
 #include "FluidSynthModel.h"
 #include "MidiConstants.h"
+#include "Util.h"
+using SliderAttachment = AudioProcessorValueTreeState::SliderAttachment;
 
 std::function<void()> SlidersComponent::makeSliderListener(Slider& slider, int controller) {
     return [this, controller, &slider]{
+        // RangedAudioParameter *param{valueTreeState.getParameter("release")};
+        // jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+        // AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+        // int value{castParam->get()};
+        
+        // String s{"slider "};
+        // s << slider.getComponentID() << ", controller " << controller << ", value " << slider.getValue() << ", xmlReleaseValue " << value;
+        // DEBUG_PRINT(s);
 //        slider.setValue(slider.getValue(), NotificationType::dontSendNotification);
-        fluidSynthModel->setControllerValue(controller, slider.getValue());
+        fluidSynthModel.setControllerValue(controller, slider.getValue());
     };
 }
 
@@ -58,10 +68,38 @@ void SlidersComponent::resized() {
     filterResonanceSlider.setBounds(rFilter.removeFromLeft(sliderWidth + sliderXMargin).withTrimmedTop(labelHeight).withTrimmedLeft(sliderXMargin));
 }
 
-SlidersComponent::SlidersComponent(FluidSynthModel* fluidSynthModel) :
+void SlidersComponent::acceptMidiControlEvent(int controller, int value) {
-fluidSynthModel{fluidSynthModel},
+    switch(static_cast<fluid_midi_control_change>(controller)) {
-envelopeGroup{"envelopeGroup", "Envelope"},
+        case SOUND_CTRL2: // MIDI CC 71 Timbre/Harmonic Intensity (filter resonance)
-filterGroup{"filterGroup", "Filter"}
+            filterResonanceSlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        case SOUND_CTRL3: // MIDI CC 72 Release time
+            releaseSlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        case SOUND_CTRL4: // MIDI CC 73 Attack time
+            attackSlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        case SOUND_CTRL5: // MIDI CC 74 Brightness (cutoff frequency, FILTERFC)
+            filterCutOffSlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        case SOUND_CTRL6: // MIDI CC 75 Decay Time
+            decaySlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        case SOUND_CTRL10: // MIDI CC 79 undefined
+            sustainSlider.setValue(value, NotificationType::dontSendNotification);
+            break;
+        default:
+            break;
+    }
+}
+
+SlidersComponent::SlidersComponent(
+    AudioProcessorValueTreeState& valueTreeState,
+    FluidSynthModel& fluidSynthModel)
+: valueTreeState{valueTreeState}
+, fluidSynthModel{fluidSynthModel}
+, envelopeGroup{"envelopeGroup", "Envelope"}
+, filterGroup{"filterGroup", "Filter"}
 {
     const Slider::SliderStyle style{Slider::SliderStyle::LinearVertical};
     const double rangeMin(0);
@@ -70,33 +108,39 @@ filterGroup{"filterGroup", "Filter"}
 
     attackSlider.setSliderStyle(style);
     attackSlider.setRange(rangeMin, rangeMax, rangeStep);
-    attackSlider.onValueChange = makeSliderListener(attackSlider, static_cast<int>(SOUND_CTRL4));
+    attackSlider.onDragEnd = makeSliderListener(attackSlider, static_cast<int>(SOUND_CTRL4));
     attackSlider.setTextBoxStyle(Slider::TextBoxBelow, true, attackSlider.getTextBoxWidth(), attackSlider.getTextBoxHeight());
+    attackSliderAttachment = make_unique<SliderAttachment>(valueTreeState, "attack", attackSlider);
 
     decaySlider.setSliderStyle(style);
     decaySlider.setRange(rangeMin, rangeMax, rangeStep);
-    decaySlider.onValueChange = makeSliderListener(decaySlider, static_cast<int>(SOUND_CTRL6));
+    decaySlider.onDragEnd = makeSliderListener(decaySlider, static_cast<int>(SOUND_CTRL6));
     decaySlider.setTextBoxStyle(Slider::TextBoxBelow, true, decaySlider.getTextBoxWidth(), decaySlider.getTextBoxHeight());
+    decaySliderAttachment = make_unique<SliderAttachment>(valueTreeState, "decay", decaySlider);
 
     sustainSlider.setSliderStyle(style);
     sustainSlider.setRange(rangeMin, rangeMax, rangeStep);
-    sustainSlider.onValueChange = makeSliderListener(sustainSlider, static_cast<int>(SOUND_CTRL10));
+    sustainSlider.onDragEnd = makeSliderListener(sustainSlider, static_cast<int>(SOUND_CTRL10));
     sustainSlider.setTextBoxStyle(Slider::TextBoxBelow, true, sustainSlider.getTextBoxWidth(), sustainSlider.getTextBoxHeight());
+    sustainSliderAttachment = make_unique<SliderAttachment>(valueTreeState, "sustain", sustainSlider);
 
     releaseSlider.setSliderStyle(style);
     releaseSlider.setRange(rangeMin, rangeMax, rangeStep);
-    releaseSlider.onValueChange = makeSliderListener(releaseSlider, static_cast<int>(SOUND_CTRL3));
+    releaseSlider.onDragEnd = makeSliderListener(releaseSlider, static_cast<int>(SOUND_CTRL3));
     releaseSlider.setTextBoxStyle(Slider::TextBoxBelow, true, releaseSlider.getTextBoxWidth(), releaseSlider.getTextBoxHeight());
+    releaseSliderAttachment = make_unique<SliderAttachment>(valueTreeState, "release", releaseSlider);
 
     filterCutOffSlider.setSliderStyle(style);
     filterCutOffSlider.setRange(rangeMin, rangeMax, rangeStep);
-    filterCutOffSlider.onValueChange = makeSliderListener(filterCutOffSlider, static_cast<int>(SOUND_CTRL5));
+    filterCutOffSlider.onDragEnd = makeSliderListener(filterCutOffSlider, static_cast<int>(SOUND_CTRL5));
     filterCutOffSlider.setTextBoxStyle(Slider::TextBoxBelow, true, filterCutOffSlider.getTextBoxWidth(), filterCutOffSlider.getTextBoxHeight());
+    filterCutOffSliderAttachment = make_unique<SliderAttachment>(valueTreeState, "filterCutOff", filterCutOffSlider);
 
     filterResonanceSlider.setSliderStyle(style);
     filterResonanceSlider.setRange(rangeMin, rangeMax, rangeStep);
-    filterResonanceSlider.onValueChange = makeSliderListener(filterResonanceSlider, static_cast<int>(SOUND_CTRL2));
+    filterResonanceSlider.onDragEnd = makeSliderListener(filterResonanceSlider, static_cast<int>(SOUND_CTRL2));
     filterResonanceSlider.setTextBoxStyle(Slider::TextBoxBelow, true, filterResonanceSlider.getTextBoxWidth(), filterResonanceSlider.getTextBoxHeight());
+    filterResonanceSliderAttachment = make_unique<SliderAttachment>(valueTreeState, "filterResonance", filterResonanceSlider);
 
     addAndMakeVisible(attackSlider);
     addAndMakeVisible(decaySlider);

Source/SlidersComponent.h

@@ -4,43 +4,55 @@
 #include "FluidSynthModel.h"
 
 using namespace std;
+using SliderAttachment = AudioProcessorValueTreeState::SliderAttachment;
 
 class SlidersComponent : public Component
 {
 public:
-    SlidersComponent(FluidSynthModel* fluidSynthModel);
+    SlidersComponent(
+        AudioProcessorValueTreeState& valueTreeState,
+        FluidSynthModel& fluidSynthModel);
     ~SlidersComponent();
 
     void resized() override;
 
     const int getDesiredWidth();
 
+    void acceptMidiControlEvent(int controller, int value);
+
 private:
     std::function<void()> makeSliderListener(Slider& slider, int controller);
 
-    FluidSynthModel* fluidSynthModel;
+    AudioProcessorValueTreeState& valueTreeState;
+    FluidSynthModel& fluidSynthModel;
 
     GroupComponent envelopeGroup;
 
     Slider attackSlider;
     Label attackLabel;
+    unique_ptr<SliderAttachment> attackSliderAttachment;
 
     Slider decaySlider;
     Label decayLabel;
+    unique_ptr<SliderAttachment> decaySliderAttachment;
 
     Slider sustainSlider;
     Label sustainLabel;
+    unique_ptr<SliderAttachment> sustainSliderAttachment;
 
     Slider releaseSlider;
     Label releaseLabel;
+    unique_ptr<SliderAttachment> releaseSliderAttachment;
 
     GroupComponent filterGroup;
 
     Slider filterCutOffSlider;
     Label filterCutOffLabel;
+    unique_ptr<SliderAttachment> filterCutOffSliderAttachment;
 
     Slider filterResonanceSlider;
     Label filterResonanceLabel;
+    unique_ptr<SliderAttachment> filterResonanceSliderAttachment;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SlidersComponent)
 };

Source/SoundfontSynthSound.cpp

@@ -1,13 +0,0 @@
-//
-// Created by Alex Birch on 07/09/2017.
-//
-
-#include "SoundfontSynthSound.h"
-
-bool SoundfontSynthSound::appliesToChannel(int) {
-    return true;
-}
-
-bool SoundfontSynthSound::appliesToNote(int) {
-    return true;
-}

Source/SoundfontSynthSound.h

@@ -1,13 +0,0 @@
-//
-// Created by Alex Birch on 07/09/2017.
-//
-
-#pragma once
-
-#include "../JuceLibraryCode/JuceHeader.h"
-
-class SoundfontSynthSound : public SynthesiserSound {
-public:
-    bool appliesToNote (int /*midiNoteNumber*/) override;
-    bool appliesToChannel (int /*midiChannel*/) override;
-};

Source/SoundfontSynthVoice.cpp

@@ -1,109 +0,0 @@
-//
-// Created by Alex Birch on 07/09/2017.
-//
-
-#include "SoundfontSynthVoice.h"
-#include "SoundfontSynthSound.h"
-#include "Util.h"
-
-SoundfontSynthVoice::SoundfontSynthVoice(fluid_synth_t* synth)
-: tailOff (0.0),
-level(0.0),
-currentAngle(0.0),
-angleDelta(0.0),
-midiNoteNumber(0),
-synth(synth)
-{
-}
-
-bool SoundfontSynthVoice::canPlaySound(SynthesiserSound* sound) {
-    return dynamic_cast<SoundfontSynthSound*> (sound) != nullptr;
-}
-void SoundfontSynthVoice::startNote(
-        int midiNoteNumber,
-        float velocity,
-        SynthesiserSound* sound,
-        int /*currentPitchWheelPosition*/) {
-    this->midiNoteNumber = midiNoteNumber;
-    DEBUG_PRINT ( juce::String::formatted("JUCE noteon: %d, %d\n", midiNoteNumber, velocity) );
-    fluid_synth_noteon(synth, 0, midiNoteNumber, static_cast<int>(velocity * 127));
-
-//    currentAngle = 0.0;
-//    level = velocity * 0.15;
-//    tailOff = 0.0;
-//
-//    double cyclesPerSecond = MidiMessage::getMidiNoteInHertz (midiNoteNumber);
-//    double cyclesPerSample = cyclesPerSecond / getSampleRate();
-//
-//    angleDelta = cyclesPerSample * 2.0 * double_Pi;
-
-//    jassert(dynamic_cast<SoundfontSynthSound*> (sound) != nullptr);
-//    SoundfontSynthSound* sfsynth = dynamic_cast<SoundfontSynthSound*> (sound);
-}
-
-void SoundfontSynthVoice::stopNote (float /*velocity*/, bool allowTailOff) {
-//    if (allowTailOff) {
-//        // start a tail-off by setting this flag. The render callback will pick up on
-//        // this and do a fade out, calling clearCurrentNote() when it's finished.
-//
-//        // we only need to begin a tail-off if it's not already doing so - the
-//        if (tailOff == 0.0) {
-//            // stopNote method could be called more than once.
-//            tailOff = 1.0;
-//        }
-//    } else {
-//        // we're being told to stop playing immediately, so reset everything..
-//
-//        clearCurrentNote();
-//        angleDelta = 0.0;
-//    }
-    DEBUG_PRINT ( juce::String("JUCE noteoff\n") );
-    clearCurrentNote();
-    fluid_synth_noteoff(synth, 0, this->midiNoteNumber);
-}
-
-// receives input as MIDI 0 to 16383, with 8192 being center
-// this is also exactly the input fluidsynth requires
-void SoundfontSynthVoice::pitchWheelMoved (int newValue) {
-//    fluid_synth_pitch_bend(synth, 0, newValue);
-//    int ppitch_bend;
-//    fluid_synth_get_pitch_bend(synth, 0, &ppitch_bend);
-//    int ppitch_bend_sens;
-//    fluid_synth_get_pitch_wheel_sens(synth, 0, &ppitch_bend_sens);
-//    Logger::outputDebugString ( juce::String::formatted("Pitch wheel: %d %d %d\n", newValue, ppitch_bend, ppitch_bend_sens) );
-}
-
-void SoundfontSynthVoice::controllerMoved (int controllerNumber, int newValue) {
-    // this seems to be "program change" event
-    DEBUG_PRINT ( juce::String::formatted("Controller moved: %d, %d\n", controllerNumber, newValue) );
-}
-
-void SoundfontSynthVoice::renderNextBlock (AudioBuffer<float>& outputBuffer, int startSample, int numSamples) {
-    //fluid_synth_process(synth.get(), numSamples, 1, nullptr, outputBuffer.getNumChannels(), outputBuffer.getArrayOfWritePointers());
-}
-
-//void SoundfontSynthVoice::renderBlock (AudioBuffer<float>& outputBuffer, int startSample, int numSamples) {
-//    fluid_synth_process(synth.get(), numSamples, 1, nullptr, outputBuffer.getNumChannels(), outputBuffer.getArrayOfWritePointers());
-//    if (angleDelta == 0.0) {
-//        return;
-//    }
-//    while (--numSamples >= 0) {
-//        double qualifiedTailOff = tailOff > 0 ? tailOff : 1.0;
-//        auto currentSample = static_cast<FloatType> (std::sin (currentAngle) * level * qualifiedTailOff);
-//        for (int i = outputBuffer.getNumChannels(); --i >= 0;)
-//            outputBuffer.addSample (i, startSample, currentSample);
-//
-//        currentAngle += angleDelta;
-//        ++startSample;
-//
-//        if (tailOff > 0) {
-//            tailOff *= 0.99;
-//
-//            if (tailOff <= 0.005) {
-//                clearCurrentNote();
-//                angleDelta = 0.0;
-//                break;
-//            }
-//        }
-//    }
-//}

Source/SoundfontSynthVoice.h

@@ -1,39 +0,0 @@
-//
-// Created by Alex Birch on 07/09/2017.
-//
-
-#pragma once
-
-#include<memory>
-#include<fluidsynth.h>
-#include "../JuceLibraryCode/JuceHeader.h"
-
-using std::shared_ptr;
-
-class SoundfontSynthVoice : public SynthesiserVoice {
-public:
-    SoundfontSynthVoice(fluid_synth_t* synth);
-
-    bool canPlaySound (SynthesiserSound* sound) override;
-    void startNote (
-            int midiNoteNumber,
-            float velocity,
-            SynthesiserSound* /*sound*/,
-            int /*currentPitchWheelPosition*/) override;
-
-    void stopNote (float /*velocity*/, bool allowTailOff) override;
-    void pitchWheelMoved (int /*newValue*/) override;
-
-    void controllerMoved (int /*controllerNumber*/, int /*newValue*/) override;
-
-    void renderNextBlock (AudioBuffer<float>& outputBuffer, int startSample, int numSamples) override;
-
-private:
-    double tailOff;
-    double level;
-    double currentAngle;
-    double angleDelta;
-    int midiNoteNumber;
-
-    fluid_synth_t* synth;
-};

Source/StateChangeSubscriber.h

@@ -1,15 +0,0 @@
-//
-// Created by Alex Birch on 18/03/2018.
-// Copyright (c) 2018 Birchlabs. All rights reserved.
-//
-
-#pragma once
-
-#include "../JuceLibraryCode/JuceHeader.h"
-
-class StateChangeSubscriber {
-public:
-    virtual ~StateChangeSubscriber() {} // pass pointer ownership to another party without exposing the concrete derived class
-    virtual void getStateInformation (XmlElement& xml) = 0;
-    virtual void setStateInformation (XmlElement* xmlState) = 0;
-};

Source/TableComponent.cpp

@@ -7,25 +7,23 @@
 //
 
 #include "TableComponent.h"
+#include "Util.h"
+#include <functional>
+#include <iterator>
+#include <map>
 
 using namespace std;
+using namespace Util;
 
 //==============================================================================
 /**
     This class shows how to implement a TableListBoxModel to show in a TableListBox.
 */
 TableComponent::TableComponent(
-        const vector<string> &columns,
+    AudioProcessorValueTreeState& valueTreeState
-        const vector<vector<string>> &rows,
-        const function<void (int)> &onRowSelected,
-        const function<int (const vector<string>&)> &rowToIDMapper,
-        int initiallySelectedRow
 )
-        : font (14.0f),
+: valueTreeState{valueTreeState}
-          columns(columns),
+, font{14.0f}
-          rows(rows),
-          onRowSelected(onRowSelected),
-          rowToIDMapper(rowToIDMapper)
 {
     // Create our table component and add it to this component..
     addAndMakeVisible (table);
@@ -37,43 +35,104 @@ TableComponent::TableComponent(
 
     int columnIx = 1;
 
-    // Add some columns to the table header, based on the column list in our database..
+    table.getHeader().addColumn (
-    for (auto &column : columns) // access by reference to avoid copying
+            String("#"),
-    {
+            columnIx++,
-        const int colWidth{ columnIx == 1 ? 30 : 200 };
+            30, // column width
-        table.getHeader().addColumn (
+            30, // min width
-                String(column),
+            400, // max width
-                columnIx++,
+            TableHeaderComponent::defaultFlags
-                colWidth, // column width
+    );
-                30, // min width
+    table.getHeader().addColumn (
-                400, // max width
+            String("Name"),
-                TableHeaderComponent::defaultFlags
+            columnIx++,
-        );
+            200, // column width
-    }
+            30, // min width
+            400, // max width
+            TableHeaderComponent::defaultFlags
+    );
 
     table.setWantsKeyboardFocus(false);
 
-    table.selectRow(initiallySelectedRow);
+    ValueTree banks{valueTreeState.state.getChildWithName("banks")};
+    loadModelFrom(banks);
 
     // we could now change some initial settings..
-    table.getHeader().setSortColumnId (1, false); // sort ascending by ID column
+    table.getHeader().setSortColumnId(1, false); // sort ascending by ID column
-//    table.getHeader().setColumnVisible (7, false); // hide the "length" column until the user shows it
+    valueTreeState.state.addListener(this);
-
+    valueTreeState.addParameterListener("bank", this);
-    // un-comment this line to have a go of stretch-to-fit mode
+    valueTreeState.addParameterListener("preset", this);
-    // table.getHeader().setStretchToFitActive (true);
-
-//    table.setMultipleSelectionEnabled (false);
 }
 
-void TableComponent::setRows(const vector<vector<string>>& rows, int initiallySelectedRow) {
+TableComponent::~TableComponent() {
-    this->rows = rows;
+    valueTreeState.removeParameterListener("bank", this);
+    valueTreeState.removeParameterListener("preset", this);
+    valueTreeState.state.removeListener(this);
+}
+
+void TableComponent::loadModelFrom(ValueTree& banks) {
+    banksToPresets.clear();
+    int banksChildren{banks.getNumChildren()};
+    for(int bankIx{0}; bankIx<banksChildren; bankIx++) {
+        ValueTree bank{banks.getChild(bankIx)};
+        int bankNum{bank.getProperty("num")};
+        int bankChildren{bank.getNumChildren()};
+        for(int presetIx{0}; presetIx<bankChildren; presetIx++) {
+            ValueTree preset{bank.getChild(presetIx)};
+            int presetNum{preset.getProperty("num")};
+            String presetName{preset.getProperty("name")};
+            TableRow row{presetNum, move(presetName)};
+            banksToPresets.emplace(bankNum, move(row));
+        }
+    }
+    repopulateTable();
+}
+
+void TableComponent::parameterChanged(const String& parameterID, float newValue) {
+    if (parameterID == "bank") {
+        repopulateTable();
+    } else if (parameterID == "preset") {
+        selectCurrentPreset();
+    }
+}
+
+void TableComponent::repopulateTable() {
+    rows.clear();
+    RangedAudioParameter *param{valueTreeState.getParameter("bank")};
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+    int bank{castParam->get()};
+
+    BanksToPresets::iterator lowerBound{banksToPresets.lower_bound(bank)};
+    BanksToPresets::iterator upperBound{banksToPresets.upper_bound(bank)};
+    
+    // basic syntaxes for a lambda which return's a pair's .second
+    // https://stackoverflow.com/questions/2568194/populate-a-vector-with-all-multimap-values-with-a-given-key
+    // shorter syntax with mem_fn()
+    // https://stackoverflow.com/a/36775400/5257399
+    transform(
+        lowerBound,
+        upperBound,
+        back_inserter(rows),
+        mem_fn(&BanksToPresets::value_type::second)
+        );
     table.deselectAllRows();
     table.updateContent();
     table.getHeader().setSortColumnId(0, true);
-    table.selectRow(initiallySelectedRow);
+    selectCurrentPreset();
     table.repaint();
 }
 
+void TableComponent::valueTreePropertyChanged(
+    ValueTree& treeWhosePropertyHasChanged,
+    const Identifier& property) {
+    if (treeWhosePropertyHasChanged.getType() == StringRef("banks")) {
+        if (property == StringRef("synthetic")) {
+            loadModelFrom(treeWhosePropertyHasChanged);
+        }
+    }
+}
+
 // This is overloaded from TableListBoxModel, and must return the total number of rows in our table
 int TableComponent::getNumRows()
 {
@@ -96,6 +155,13 @@ void TableComponent::paintRowBackground (
         g.fillAll (alternateColour);
 }
 
+String TableRow::getStringContents(int columnId) {
+    if (columnId <= 1) {
+        return String(preset);
+    }
+    return name;
+}
+
 // This is overloaded from TableListBoxModel, and must paint any cells that aren't using custom
 // components.
 void TableComponent::paintCell (
@@ -109,7 +175,9 @@ void TableComponent::paintCell (
     g.setColour (getLookAndFeel().findColour (ListBox::textColourId));
     g.setFont (font);
 
-    g.drawText (rows[rowNumber][columnId-1], 2, 0, width - 4, height, Justification::centredLeft, true);
+    TableRow& row{rows[rowNumber]};
+    String text{row.getStringContents(columnId)};
+    g.drawText (text, 2, 0, width - 4, height, Justification::centredLeft, true);
 
     g.setColour (getLookAndFeel().findColour (ListBox::backgroundColourId));
     g.fillRect (width - 1, 0, 1, height);
@@ -122,25 +190,26 @@ void TableComponent::sortOrderChanged (
         bool isForwards
 ) {
     if (newSortColumnId != 0) {
-        int selectedRowIx = table.getSelectedRow();
-        vector<string> selectedRow;
-        if (selectedRowIx >= 0) {
-            selectedRow = rows[selectedRowIx];
-        }
-
         TableComponent::DataSorter sorter (newSortColumnId, isForwards);
         sort(rows.begin(), rows.end(), sorter);
 
         table.updateContent();
+        selectCurrentPreset();
+    }
+}
 
-        if (selectedRowIx >= 0) {
+void TableComponent::selectCurrentPreset() {
-            for (auto it = rows.begin(); it != rows.end(); ++it) {
+    table.deselectAllRows();
-                if(*it == selectedRow) {
+    RangedAudioParameter *param{valueTreeState.getParameter("preset")};
-                    int index = static_cast<int>(std::distance(rows.begin(), it));
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
-                    table.selectRow(index);
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
-                    break;
+    int value{castParam->get()};
-                }
+
-            }
+    for (auto it{rows.begin()}; it != rows.end(); ++it) {
+        if(it->preset == value) {
+            int index{static_cast<int>(distance(rows.begin(), it))};
+            table.selectRow(index);
+            break;
         }
     }
 }
@@ -148,17 +217,17 @@ void TableComponent::sortOrderChanged (
 // This is overloaded from TableListBoxModel, and should choose the best width for the specified
 // column.
 int TableComponent::getColumnAutoSizeWidth (int columnId) {
-//    if (columnId == 5)
-//        return 100; // (this is the ratings column, containing a custom combobox component)
     if (columnId == 1)
-        return 30; // (this is the ratings column, containing a custom combobox component)
+        return 30;
 
     
     int widest = 32;
 
     // find the widest bit of text in this column..
-    for (int i = getNumRows(); --i >= 0;) {
+    for (int i{getNumRows()}; --i >= 0;) {
-        widest = jmax (widest, font.getStringWidth (rows[i][columnId-1]));
+        TableRow& row{rows[i]};
+        String text{row.getStringContents(columnId)};
+        widest = jmax (widest, font.getStringWidth (text));
     }
 
     return widest + 8;
@@ -177,20 +246,24 @@ TableComponent::DataSorter::DataSorter (
         int columnByWhichToSort,
         bool forwards
 )
-        : columnByWhichToSort (columnByWhichToSort),
+: columnByWhichToSort (columnByWhichToSort)
-          direction (forwards ? 1 : -1)
+, direction (forwards ? 1 : -1)
 {}
 
 bool TableComponent::DataSorter::operator ()(
-        vector<string> first,
+        TableRow first,
-        vector<string> second
+        TableRow second
 ) {
-    int result = String(first[columnByWhichToSort-1])
+    int result;
-            .compareNatural (String(second[columnByWhichToSort-1]));
+    if (columnByWhichToSort <= 1) {
-
+        result = compare(first.preset, second.preset);
-    if (result == 0)
+    } else {
-        result = String(first[0])
+        result = first.name
-                .compareNatural (String(second[0]));
+            .compareNatural (second.name);
+        if (result == 0) {
+            result = compare(first.preset, second.preset);
+        }
+    }
 
     result *= direction;
 
@@ -201,9 +274,21 @@ void TableComponent::selectedRowsChanged (int row) {
     if (row < 0) {
         return;
     }
-    onRowSelected(rowToIDMapper(rows[row]));
+    int newPreset{rows[row].preset};
+    RangedAudioParameter *param{valueTreeState.getParameter("preset")};
+    jassert(dynamic_cast<AudioParameterInt*>(param) != nullptr);
+    AudioParameterInt* castParam{dynamic_cast<AudioParameterInt*>(param)};
+    *castParam = newPreset;
 }
 
 bool TableComponent::keyPressed(const KeyPress &key) {
     return table.keyPressed(key);
 }
+
+TableRow::TableRow(
+    int preset,
+    String name
+)
+: preset{preset}
+, name{name}
+{}

Source/TableComponent.h

@@ -9,22 +9,38 @@
 #pragma once
 
 #include "../JuceLibraryCode/JuceHeader.h"
-#include "PresetsToBanks.h"
 #include <memory>
 #include <string>
+#include <map>
 
 using namespace std;
 
+class TableRow {
+public:
+    TableRow(
+             int preset,
+             String name
+             );
+private:
+    /** 1-indexed */
+    String getStringContents(int columnId);
+
+    int preset;
+    String name;
+    
+    friend class TableComponent;
+};
+
+
 class TableComponent    : public Component,
-                          public TableListBoxModel {
+                          public TableListBoxModel,
+                          public ValueTree::Listener,
+                          public AudioProcessorValueTreeState::Listener {
 public:
     TableComponent(
-            const vector<string> &columns,
+            AudioProcessorValueTreeState& valueTreeState
-            const vector<vector<string>> &rows,
-            const function<void (int)> &onRowSelected,
-            const function<int (const vector<string>&)> &rowToIDMapper,
-            int initiallySelectedRow
     );
+    ~TableComponent();
 
     int getNumRows() override;
 
@@ -52,19 +68,35 @@ public:
 
     void resized() override;
 
-    void setRows(const vector<vector<string>>& rows, int initiallySelectedRow);
-
     bool keyPressed(const KeyPress &key) override;
 
+    virtual void parameterChanged (const String& parameterID, float newValue) override;
+
+    virtual void valueTreePropertyChanged (ValueTree& treeWhosePropertyHasChanged,
+                                           const Identifier& property) override;
+    inline virtual void valueTreeChildAdded (ValueTree& parentTree,
+                                             ValueTree& childWhichHasBeenAdded) override {};
+    inline virtual void valueTreeChildRemoved (ValueTree& parentTree,
+                                               ValueTree& childWhichHasBeenRemoved,
+                                               int indexFromWhichChildWasRemoved) override {};
+    inline virtual void valueTreeChildOrderChanged (ValueTree& parentTreeWhoseChildrenHaveMoved,
+                                                    int oldIndex, int newIndex) override {};
+    inline virtual void valueTreeParentChanged (ValueTree& treeWhoseParentHasChanged) override {};
+    inline virtual void valueTreeRedirected (ValueTree& treeWhichHasBeenChanged) override {};
 private:
+    void loadModelFrom(ValueTree& banks);
+    void repopulateTable();
+    void selectCurrentPreset();
+
+    AudioProcessorValueTreeState& valueTreeState;
+
     TableListBox table;     // the table component itself
     Font font;
 
-    vector<string> columns;
+    typedef multimap<int, TableRow> BanksToPresets;
-    vector<vector<string>> rows;
+    BanksToPresets banksToPresets;
 
-    function<void (int)> onRowSelected;
+    vector<TableRow> rows;
-    function<int (const vector<string>&)> rowToIDMapper;
 
     // A comparator used to sort our data when the user clicks a column header
     class DataSorter {
@@ -75,8 +107,8 @@ private:
         );
 
         bool operator ()(
-                vector<string> first,
+                TableRow first,
-                vector<string> second
+                TableRow second
         );
 
     private:

Source/TablesComponent.cpp

@@ -8,180 +8,32 @@ using namespace std;
 using namespace placeholders;
 
 TablesComponent::TablesComponent(
-        FluidSynthModel* fluidSynthModel
+    AudioProcessorValueTreeState& valueTreeState
-) : fluidSynthModel(fluidSynthModel),
+)
-    banksToPresets(fluidSynthModel->getBanks()),
+: valueTreeState{valueTreeState}
-    initialised(false)
+, banks{valueTreeState}
+, presetTable{valueTreeState}
 {
-    fluid_preset_t* currentPreset = getCurrentPreset();
-    selectedBank = -1;
-    int selectedPreset = -1;
 
-    if (currentPreset != nullptr) {
+    presetTable.setWantsKeyboardFocus(false);
-        selectedBank = fluid_preset_get_banknum(currentPreset);
-        selectedPreset = fluid_preset_get_num(currentPreset);
-    }
-
-    auto rowToPresetMapper = [this](const vector<string> &row) {
-        return stoi(row[0]);
-    };
-    auto itemToBankMapper = [](const string &item) {
-        return stoi(item);
-    };
-
-    presetTable = new TableComponent(
-            {"#", "Name"},
-            mapPresets(
-                    banksToPresets,
-                    selectedBank
-            ),
-            [this](int preset){
-                this->onPresetSelected(preset);
-            },
-            rowToPresetMapper,
-            presetToIndexMapper(selectedPreset)
-    );
-    banks = new Pills(
-            "Banks",
-            mapBanks(banksToPresets),
-            [this](int bank){
-                this->onBankSelected(bank);
-            },
-            itemToBankMapper,
-            selectedBank
-    );
-
-    presetTable->setWantsKeyboardFocus(false);
 
     addAndMakeVisible(presetTable);
 
     addAndMakeVisible(banks);
-
-    initialised = true;
-
-    fluidSynthModel->addListener(this);
-}
-
-fluid_preset_t* TablesComponent::getCurrentPreset() {
-    fluid_synth_t* synth = fluidSynthModel->getSynth();
-
-    return fluid_synth_get_channel_preset(synth, fluidSynthModel->getChannel());
-}
-
-Preset TablesComponent::getFirstPresetInBank(int bank) {
-    pair<BanksToPresets::const_iterator, BanksToPresets::const_iterator> iterators = banksToPresets.equal_range(bank);
-    BanksToPresets::const_iterator it = iterators.first;
-    return it->second;
-}
-
-void TablesComponent::onBankSelected(int bank) {
-    if (!initialised || bank == -1) {
-        return;
-    }
-    cout << "Bank " << bank << endl;
-    selectedBank = bank;
-    Preset firstPresetInBank = getFirstPresetInBank(bank);
-    presetTable->setRows(
-            mapPresets(
-                    banksToPresets,
-                    bank
-            ),
-            presetToIndexMapper(firstPresetInBank.getPreset())
-    );
-}
-
-int TablesComponent::presetToIndexMapper(int preset) {
-    int ix = 0;
-    pair<BanksToPresets::const_iterator, BanksToPresets::const_iterator> iterators = this->banksToPresets.equal_range(this->selectedBank);
-    for (auto it = iterators.first; it != iterators.second; ++it, ix++) {
-        Preset b = it->second;
-        if (preset == b.getPreset()) {
-            return ix;
-        }
-    }
-    return 0;
-}
-
-void TablesComponent::onPresetSelected(int preset) {
-    if (!initialised || preset == -1) {
-        return;
-    }
-    cout << "Preset " << preset << endl;
-//    selectedPreset = preset;
-    fluidSynthModel->changePreset(selectedBank, preset);
-}
-
-TablesComponent::~TablesComponent() {
-    delete presetTable;
-    delete banks;
-    fluidSynthModel->removeListener(this);
-}
-
-vector<string> TablesComponent::mapBanks(const BanksToPresets &banksToPresets) {
-    vector<string> rows;
-
-    const auto compareKey = [](const BanksToPresets::value_type& lhs, const BanksToPresets::value_type& rhs) {
-        return lhs.first < rhs.first;
-    };
-
-    for(auto i = banksToPresets.begin(); i != banksToPresets.end(); i = std::upper_bound(i, banksToPresets.end(), *i, compareKey)) {
-        rows.push_back(to_string(i->first));
-    }
-
-    return rows;
-}
-
-
-vector<vector<string>> TablesComponent::mapPresets(const BanksToPresets &banksToPresets, int bank) {
-    vector<vector<string>> rows;
-
-    pair<BanksToPresets::const_iterator, BanksToPresets::const_iterator> iterators = banksToPresets.equal_range(bank);
-    for (auto it = iterators.first; it != iterators.second; ++it) {
-        Preset b = it->second;
-        vector<string> row;
-        row.push_back(to_string(b.getPreset()));
-        row.push_back(b.getName());
-
-        rows.push_back(row);
-    }
-
-    return rows;
 }
 
 void TablesComponent::resized() {
     Rectangle<int> r (getLocalBounds());
-    banks->setBounds (r.removeFromTop(27).reduced(5,0));
+    banks.setBounds (r.removeFromTop(27).reduced(5,0));
 
-    presetTable->setBounds (r);
+    presetTable.setBounds (r);
 }
 
 bool TablesComponent::keyPressed(const KeyPress &key) {
     if (key.getKeyCode() == KeyPress::leftKey
             || key.getKeyCode() == KeyPress::rightKey) {
-        banks->cycle(key.getKeyCode() == KeyPress::rightKey);
+        banks.cycle(key.getKeyCode() == KeyPress::rightKey);
         return true;
     }
-    return presetTable->keyPressed(key);
+    return presetTable.keyPressed(key);
-}
-
-void TablesComponent::fontChanged(FluidSynthModel *, const String &) {
-    banksToPresets = fluidSynthModel->getBanks();
-
-    fluid_preset_t* currentPreset = getCurrentPreset();
-
-    selectedBank = fluid_preset_get_banknum(currentPreset);
-    int selectedPreset = fluid_preset_get_num(currentPreset);
-
-    presetTable->setRows(
-            mapPresets(
-                    banksToPresets,
-                    selectedBank
-            ),
-            presetToIndexMapper(selectedPreset)
-    );
-
-    banks->setItems(
-            mapBanks(banksToPresets),
-            selectedBank
-    );
 }

Source/TablesComponent.h

@@ -7,48 +7,28 @@
 #include "../JuceLibraryCode/JuceHeader.h"
 #include "Pills.h"
 #include "TableComponent.h"
-#include "Preset.h"
-#include "PresetsToBanks.h"
 #include "FluidSynthModel.h"
 #include <memory>
 #include <fluidsynth.h>
 
 using namespace std;
 
-class TablesComponent : public Component,
+class TablesComponent : public Component
-                        public FluidSynthModel::Listener
 {
 public:
     TablesComponent(
-            FluidSynthModel* fluidSynthModel
+        AudioProcessorValueTreeState& valueTreeState
     );
-    ~TablesComponent();
 
     void resized() override;
 
     bool keyPressed(const KeyPress &key) override;
-    void fontChanged(FluidSynthModel *, const String &) override;
 
 private:
-    FluidSynthModel* fluidSynthModel;
+    AudioProcessorValueTreeState& valueTreeState;
-    int selectedBank;
 
-    Pills* banks;
+    Pills banks;
-    TableComponent* presetTable;
+    TableComponent presetTable;
-
-    BanksToPresets banksToPresets;
-
-    static vector<vector<string>> mapPresets(const BanksToPresets &banksToPresets, int bank);
-    static vector<string> mapBanks(const BanksToPresets &banksToPresets);
-
-    void onBankSelected(int bank);
-    void onPresetSelected(int preset);
-    int presetToIndexMapper(int preset);
-
-    fluid_preset_t* getCurrentPreset();
-    Preset getFirstPresetInBank(int bank);
-
-    bool initialised;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (TablesComponent)
 };

Source/Util.h

@@ -9,3 +9,11 @@
     #define DEBUG_PRINT(str)
   #endif
 #endif
+
+namespace Util {
+  inline int compare(int a, int b) {
+    if (a > b) return 1;
+    if (a == b) return 0;
+    return -1;
+  }
+}