config file support

CMakeLists.txt

@@ -19,6 +19,7 @@ set (PPIC_CPP_FILES
     navigatorview.cpp
     opacityhelper.cpp
     toolbutton.cpp
+    settings.cpp
 )
 
 set (PPIC_HEADER_FILES
@@ -29,6 +30,7 @@ set (PPIC_HEADER_FILES
     navigatorview.h
     opacityhelper.h
     toolbutton.h
+    settings.h
 )
 
 set (PPIC_QRC_FILES

PineapplePictures.pro

@@ -32,7 +32,8 @@ SOURCES += \
     graphicsscene.cpp \
     navigatorview.cpp \
     opacityhelper.cpp \
-    toolbutton.cpp
+    toolbutton.cpp \
+	settings.cpp
 
 HEADERS += \
         mainwindow.h \
@@ -41,7 +42,8 @@ HEADERS += \
     graphicsscene.h \
     navigatorview.h \
     opacityhelper.h \
-    toolbutton.h
+    toolbutton.h \
+	settings.h
 
 TRANSLATIONS = \
     languages/PineapplePictures.ts \

languages/PineapplePictures.ts

@@ -12,7 +12,7 @@
 <context>
     <name>GraphicsView</name>
     <message>
-        <location filename="../graphicsview.cpp" line="243"/>
+        <location filename="../graphicsview.cpp" line="247"/>
         <source>File url list is empty</source>
         <translation type="unfinished"></translation>
     </message>
@@ -22,12 +22,12 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../graphicsview.cpp" line="251"/>
+        <location filename="../graphicsview.cpp" line="255"/>
         <source>Image data is invalid</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../graphicsview.cpp" line="258"/>
+        <location filename="../graphicsview.cpp" line="262"/>
         <source>Not supported mimedata: %1</source>
         <translation type="unfinished"></translation>
     </message>
@@ -40,69 +40,69 @@
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="382"/>
+        <location filename="../mainwindow.cpp" line="396"/>
         <source>&amp;Copy</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="403"/>
+        <location filename="../mainwindow.cpp" line="417"/>
         <source>Copy P&amp;ixmap</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="408"/>
+        <location filename="../mainwindow.cpp" line="422"/>
         <source>Copy &amp;File Path</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="418"/>
+        <location filename="../mainwindow.cpp" line="432"/>
         <source>&amp;Paste Image</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="424"/>
+        <location filename="../mainwindow.cpp" line="438"/>
         <source>&amp;Paste Image File</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="429"/>
+        <location filename="../mainwindow.cpp" line="443"/>
-        <location filename="../mainwindow.cpp" line="448"/>
+        <location filename="../mainwindow.cpp" line="462"/>
         <source>Stay on top</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="435"/>
         <location filename="../mainwindow.cpp" line="449"/>
+        <location filename="../mainwindow.cpp" line="463"/>
         <source>Protected mode</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="441"/>
+        <location filename="../mainwindow.cpp" line="455"/>
         <source>Help</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="444"/>
+        <location filename="../mainwindow.cpp" line="458"/>
         <source>Launch application with image file path as argument to load the file.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="445"/>
+        <location filename="../mainwindow.cpp" line="459"/>
         <source>Drag and drop image file onto the window is also supported.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="447"/>
+        <location filename="../mainwindow.cpp" line="461"/>
         <source>Context menu option explanation:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="448"/>
+        <location filename="../mainwindow.cpp" line="462"/>
         <source>Make window stay on top of all other windows.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="449"/>
+        <location filename="../mainwindow.cpp" line="463"/>
         <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
         <translation type="unfinished"></translation>
     </message>

languages/PineapplePictures_zh_CN.ts

@@ -12,7 +12,7 @@
 <context>
     <name>GraphicsView</name>
     <message>
-        <location filename="../graphicsview.cpp" line="243"/>
+        <location filename="../graphicsview.cpp" line="247"/>
         <source>File url list is empty</source>
         <translation>文件 URL 列表为空</translation>
     </message>
@@ -22,12 +22,12 @@
         <translation>文件不是有效的图片文件</translation>
     </message>
     <message>
-        <location filename="../graphicsview.cpp" line="251"/>
+        <location filename="../graphicsview.cpp" line="255"/>
         <source>Image data is invalid</source>
         <translation>图片数据无效</translation>
     </message>
     <message>
-        <location filename="../graphicsview.cpp" line="258"/>
+        <location filename="../graphicsview.cpp" line="262"/>
         <source>Not supported mimedata: %1</source>
         <translation>不受支持的 MimeData 格式：%1</translation>
     </message>
@@ -40,7 +40,7 @@
         <translation>文件 URL 列表为空</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="382"/>
+        <location filename="../mainwindow.cpp" line="396"/>
         <source>&amp;Copy</source>
         <translation>复制(&amp;C)</translation>
     </message>
@@ -49,64 +49,64 @@
         <translation type="vanished">复制位图(&amp;P)</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="403"/>
+        <location filename="../mainwindow.cpp" line="417"/>
         <source>Copy P&amp;ixmap</source>
         <translation>复制位图(&amp;I)</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="408"/>
+        <location filename="../mainwindow.cpp" line="422"/>
         <source>Copy &amp;File Path</source>
         <translation>复制文件路径(&amp;F)</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="418"/>
+        <location filename="../mainwindow.cpp" line="432"/>
         <source>&amp;Paste Image</source>
         <translation>粘贴图像(&amp;P)</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="424"/>
+        <location filename="../mainwindow.cpp" line="438"/>
         <source>&amp;Paste Image File</source>
         <translation>粘贴图像文件(&amp;P)</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="429"/>
+        <location filename="../mainwindow.cpp" line="443"/>
-        <location filename="../mainwindow.cpp" line="448"/>
+        <location filename="../mainwindow.cpp" line="462"/>
         <source>Stay on top</source>
         <translation>总在最前</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="435"/>
         <location filename="../mainwindow.cpp" line="449"/>
+        <location filename="../mainwindow.cpp" line="463"/>
         <source>Protected mode</source>
         <translation>保护模式</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="441"/>
+        <location filename="../mainwindow.cpp" line="455"/>
         <source>Help</source>
         <translation>帮助</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="444"/>
+        <location filename="../mainwindow.cpp" line="458"/>
         <source>Launch application with image file path as argument to load the file.</source>
         <translation>以图片文件的路径作为参数运行程序即可直接打开图片文件。</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="445"/>
+        <location filename="../mainwindow.cpp" line="459"/>
         <source>Drag and drop image file onto the window is also supported.</source>
         <translation>也支持拖放图片文件到窗口内来加载图片。</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="447"/>
+        <location filename="../mainwindow.cpp" line="461"/>
         <source>Context menu option explanation:</source>
         <translation>菜单项说明：</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="448"/>
+        <location filename="../mainwindow.cpp" line="462"/>
         <source>Make window stay on top of all other windows.</source>
         <translation>使窗口始终至于其它非置顶窗口上方。</translation>
     </message>
     <message>
-        <location filename="../mainwindow.cpp" line="449"/>
+        <location filename="../mainwindow.cpp" line="463"/>
         <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
         <translation>避免窗口意外关闭。（如：不小心双击了窗口触发了关闭窗口行为）</translation>
     </message>

mainwindow.cpp

@@ -1,5 +1,6 @@
 #include "mainwindow.h"
 
+#include "settings.h"
 #include "toolbutton.h"
 #include "bottombuttongroup.h"
 #include "graphicsview.h"
@@ -27,7 +28,12 @@
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent)
 {
-    this->setWindowFlags(Qt::Window | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint);
+    if (Settings::instance()->alwaysOnTop()) {
+        this->setWindowFlags(Qt::Window | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint);
+    } else {
+        this->setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
+    }
+
     this->setAttribute(Qt::WA_TranslucentBackground, true);
     this->setMinimumSize(350, 350);
     this->setWindowIcon(QIcon(":/icons/app-icon.svg"));
@@ -101,13 +107,7 @@ MainWindow::MainWindow(QWidget *parent) :
     connect(m_bottomButtonGroup, &BottomButtonGroup::resetToOriginalBtnClicked,
             this, [ = ](){ m_graphicsView->resetScale(); });
     connect(m_bottomButtonGroup, &BottomButtonGroup::toggleWindowMaximum,
-            this, [ = ](){
+            this, &MainWindow::toggleMaximize);
-        if (isMaximized()) {
-            showNormal();
-        } else {
-            showMaximized();
-        }
-    });
     connect(m_bottomButtonGroup, &BottomButtonGroup::zoomInBtnClicked,
             this, [ = ](){ m_graphicsView->zoomView(1.25); });
     connect(m_bottomButtonGroup, &BottomButtonGroup::zoomOutBtnClicked,
@@ -325,7 +325,7 @@ void MainWindow::mousePressEvent(QMouseEvent *event)
 
 void MainWindow::mouseMoveEvent(QMouseEvent *event)
 {
-    if (event->buttons() & Qt::LeftButton && m_clickedOnWindow) {
+    if (event->buttons() & Qt::LeftButton && m_clickedOnWindow && !isMaximized()) {
         move(event->globalPos() - m_oldMousePos);
         event->accept();
     }
@@ -342,9 +342,22 @@ void MainWindow::mouseReleaseEvent(QMouseEvent *event)
 
 void MainWindow::mouseDoubleClickEvent(QMouseEvent *event)
 {
-    quitAppAction();
+    switch (Settings::instance()->doubleClickBehavior()) {
+    case ActionCloseWindow:
+        quitAppAction();
+        event->accept();
+        break;
+    case ActionMaximizeWindow:
+        toggleMaximize();
+        event->accept();
+        break;
+    case ActionDoNothing:
+        break;
+    }
 
-    return QMainWindow::mouseDoubleClickEvent(event);
+    // blumia: don't call parent constructor here, seems it will cause mouse move
+    //         event get called even if we set event->accept();
+    // return QMainWindow::mouseDoubleClickEvent(event);
 }
 
 void MainWindow::wheelEvent(QWheelEvent *event)
@@ -631,3 +644,12 @@ void MainWindow::toggleFullscreen()
         showFullScreen();
     }
 }
+
+void MainWindow::toggleMaximize()
+{
+    if (isMaximized()) {
+        showNormal();
+    } else {
+        showMaximized();
+    }
+}

mainwindow.h

@@ -60,6 +60,7 @@ protected slots:
     bool stayOnTop();
     void quitAppAction(bool force = false);
     void toggleFullscreen();
+    void toggleMaximize();
 
 private:
     QPoint m_oldMousePos;

settings.cpp

@@ -0,0 +1,72 @@
+#include "settings.h"
+
+#include <QApplication>
+#include <QStandardPaths>
+#include <QDebug>
+#include <QDir>
+
+Settings *Settings::m_settings_instance = nullptr;
+
+Settings *Settings::instance()
+{
+    if (!m_settings_instance) {
+        m_settings_instance = new Settings;
+    }
+
+    return m_settings_instance;
+}
+
+bool Settings::alwaysOnTop()
+{
+    return m_qsettings->value("always_on_top", true).toBool();
+}
+
+DoubleClickBehavior Settings::doubleClickBehavior()
+{
+    QString result = m_qsettings->value("double_click_behavior", "close").toString().toLower();
+
+    return stringToDoubleClickBehavior(result);
+}
+
+QString Settings::doubleClickBehaviorToString(DoubleClickBehavior dcb)
+{
+    static QMap<DoubleClickBehavior, QString> _map {
+        {ActionCloseWindow, "close"},
+        {ActionMaximizeWindow, "maximize"},
+        {ActionDoNothing, "ignore"}
+    };
+
+    return _map.value(dcb, "close");
+}
+
+DoubleClickBehavior Settings::stringToDoubleClickBehavior(QString str)
+{
+    static QMap<QString, DoubleClickBehavior> _map {
+        {"close", ActionCloseWindow},
+        {"maximize", ActionMaximizeWindow},
+        {"ignore", ActionDoNothing}
+    };
+
+    return _map.value(str, ActionCloseWindow);
+}
+
+Settings::Settings()
+    : QObject(qApp)
+{
+    QString configPath;
+
+    QString portableConfigDirPath = QDir(QCoreApplication::applicationDirPath()).absoluteFilePath("data");
+    QFileInfo portableConfigDirInfo(portableConfigDirPath);
+    if (portableConfigDirInfo.exists() && portableConfigDirInfo.isDir() && portableConfigDirInfo.isWritable()) {
+        // we can use it.
+        configPath = portableConfigDirPath;
+    }
+
+    // %LOCALAPPDATA% under Windows.
+    if (configPath.isEmpty()) {
+        configPath = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation);
+    }
+
+    m_qsettings = new QSettings(QDir(configPath).absoluteFilePath("config.ini"), QSettings::IniFormat, this);
+}
+

settings.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <QObject>
+#include <QSettings>
+
+enum DoubleClickBehavior {
+    ActionDoNothing,
+    ActionCloseWindow,
+    ActionMaximizeWindow
+};
+
+class Settings : public QObject
+{
+    Q_OBJECT
+public:
+    static Settings *instance();
+
+    bool alwaysOnTop();
+    DoubleClickBehavior doubleClickBehavior();
+
+    static QString doubleClickBehaviorToString(DoubleClickBehavior dcb);
+    static DoubleClickBehavior stringToDoubleClickBehavior(QString str);
+
+private:
+    Settings();
+
+    static Settings *m_settings_instance;
+
+    QSettings *m_qsettings;
+
+signals:
+
+public slots:
+};
+