578 lines
15 KiB
Python
578 lines
15 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# Requires Python 3.6 or later
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from __future__ import with_statement
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from __future__ import unicode_literals
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import os, platform, sys, unittest
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import ctypes
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from ctypes import c_int, c_char_p, c_wchar_p, c_ushort, c_uint
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from ctypes.wintypes import HWND, WPARAM, LPARAM, HANDLE, HBRUSH, LPCWSTR
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user32=ctypes.windll.user32
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gdi32=ctypes.windll.gdi32
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kernel32=ctypes.windll.kernel32
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from MessageNumbers import msgs, sgsm
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import ScintillaCallable
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import XiteMenu
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scintillaIncludesLexers = False
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# Lexilla may optionally be tested it is built and can be loaded
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lexillaAvailable = False
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scintillaDirectory = ".."
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scintillaIncludeDirectory = os.path.join(scintillaDirectory, "include")
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scintillaScriptsDirectory = os.path.join(scintillaDirectory, "scripts")
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sys.path.append(scintillaScriptsDirectory)
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import Face
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scintillaBinDirectory = os.path.join(scintillaDirectory, "bin")
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lexillaDirectory = os.path.join(scintillaDirectory, "..", "lexilla")
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lexillaBinDirectory = os.path.join(lexillaDirectory, "bin")
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lexillaIncludeDirectory = os.path.join(lexillaDirectory, "include")
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lexName = "Lexilla.DLL"
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try:
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lexillaDLLPath = os.path.join(lexillaBinDirectory, lexName)
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lexillaLibrary = ctypes.cdll.LoadLibrary(lexillaDLLPath)
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createLexer = lexillaLibrary.CreateLexer
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createLexer.restype = ctypes.c_void_p
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lexillaAvailable = True
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print("Found Lexilla")
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except OSError:
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print("Can't find " + lexName)
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print("Python is built for " + " ".join(platform.architecture()))
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WFUNC = ctypes.WINFUNCTYPE(c_int, HWND, c_uint, WPARAM, LPARAM)
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WS_CHILD = 0x40000000
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WS_CLIPCHILDREN = 0x2000000
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WS_OVERLAPPEDWINDOW = 0xcf0000
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WS_VISIBLE = 0x10000000
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WS_HSCROLL = 0x100000
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WS_VSCROLL = 0x200000
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WA_INACTIVE = 0
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MF_POPUP = 16
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MF_SEPARATOR = 0x800
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IDYES = 6
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OFN_HIDEREADONLY = 4
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MB_OK = 0
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MB_YESNOCANCEL = 3
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MF_CHECKED = 8
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MF_UNCHECKED = 0
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SW_SHOW = 5
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PM_REMOVE = 1
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VK_SHIFT = 16
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VK_CONTROL = 17
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VK_MENU = 18
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class OPENFILENAME(ctypes.Structure):
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_fields_ = (("lStructSize", c_int),
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("hwndOwner", c_int),
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("hInstance", c_int),
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("lpstrFilter", c_wchar_p),
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("lpstrCustomFilter", c_char_p),
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("nMaxCustFilter", c_int),
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("nFilterIndex", c_int),
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("lpstrFile", c_wchar_p),
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("nMaxFile", c_int),
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("lpstrFileTitle", c_wchar_p),
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("nMaxFileTitle", c_int),
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("lpstrInitialDir", c_wchar_p),
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("lpstrTitle", c_wchar_p),
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("flags", c_int),
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("nFileOffset", c_ushort),
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("nFileExtension", c_ushort),
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("lpstrDefExt", c_char_p),
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("lCustData", c_int),
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("lpfnHook", c_char_p),
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("lpTemplateName", c_char_p),
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("pvReserved", c_char_p),
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("dwReserved", c_int),
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("flagsEx", c_int))
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def __init__(self, win, title):
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ctypes.Structure.__init__(self)
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self.lStructSize = ctypes.sizeof(OPENFILENAME)
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self.nMaxFile = 1024
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self.hwndOwner = win
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self.lpstrTitle = title
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self.Flags = OFN_HIDEREADONLY
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trace = False
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#~ trace = True
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def WindowSize(w):
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rc = ctypes.wintypes.RECT()
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user32.GetClientRect(w, ctypes.byref(rc))
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return rc.right - rc.left, rc.bottom - rc.top
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def IsKeyDown(key):
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return (user32.GetKeyState(key) & 0x8000) != 0
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def KeyTranslate(w):
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tr = { 9: "Tab", 0xD:"Enter", 0x1B: "Esc" }
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if w in tr:
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return tr[w]
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elif ord("A") <= w <= ord("Z"):
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return chr(w)
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elif 0x70 <= w <= 0x7b:
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return "F" + str(w-0x70+1)
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else:
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return "Unknown_" + hex(w)
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class WNDCLASS(ctypes.Structure):
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_fields_= (\
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('style', c_int),
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('lpfnWndProc', WFUNC),
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('cls_extra', c_int),
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('wnd_extra', c_int),
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('hInst', HANDLE),
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('hIcon', HANDLE),
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('hCursor', HANDLE),
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('hbrBackground', HBRUSH),
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('menu_name', LPCWSTR),
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('lpzClassName', LPCWSTR),
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)
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hinst = ctypes.windll.kernel32.GetModuleHandleW(0)
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def RegisterClass(name, func, background = 0):
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# register a window class for toplevel windows.
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wc = WNDCLASS()
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wc.style = 0
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wc.lpfnWndProc = func
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wc.cls_extra = 0
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wc.wnd_extra = 0
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wc.hInst = hinst
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wc.hIcon = 0
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wc.hCursor = 0
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wc.hbrBackground = background
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wc.menu_name = None
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wc.lpzClassName = name
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user32.RegisterClassW(ctypes.byref(wc))
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class XiteWin():
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def __init__(self, test=""):
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self.face = Face.Face()
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self.face.ReadFromFile(os.path.join(scintillaIncludeDirectory, "Scintilla.iface"))
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try:
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faceLex = Face.Face()
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faceLex.ReadFromFile(os.path.join(lexillaIncludeDirectory, "LexicalStyles.iface"))
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self.face.features.update(faceLex.features)
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except FileNotFoundError:
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print("Can't find " + "LexicalStyles.iface")
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if scintillaIncludesLexers:
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sciName = "SciLexer.DLL"
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else:
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sciName = "Scintilla.DLL"
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try:
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scintillaDLLPath = os.path.join(scintillaBinDirectory, sciName)
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ctypes.cdll.LoadLibrary(scintillaDLLPath)
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except OSError:
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print("Can't find " + sciName)
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print("Python is built for " + " ".join(platform.architecture()))
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sys.exit()
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self.titleDirty = True
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self.fullPath = ""
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self.test = test
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self.appName = "xite"
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self.large = "-large" in sys.argv
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self.cmds = {}
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self.windowName = "XiteWindow"
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self.wfunc = WFUNC(self.WndProc)
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RegisterClass(self.windowName, self.wfunc)
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user32.CreateWindowExW(0, self.windowName, self.appName, \
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WS_VISIBLE | WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN, \
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0, 0, 500, 700, 0, 0, hinst, 0)
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args = [a for a in sys.argv[1:] if not a.startswith("-")]
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self.SetMenus()
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if args:
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self.GrabFile(args[0])
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self.FocusOnEditor()
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self.ed.GotoPos(self.ed.Length)
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if self.test:
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print(self.test)
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for k in self.cmds:
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if self.cmds[k] == "Test":
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user32.PostMessageW(self.win, msgs["WM_COMMAND"], k, 0)
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def FocusOnEditor(self):
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user32.SetFocus(self.sciHwnd)
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def OnSize(self):
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width, height = WindowSize(self.win)
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user32.SetWindowPos(self.sciHwnd, 0, 0, 0, width, height, 0)
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user32.InvalidateRect(self.win, 0, 0)
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def OnCreate(self, hwnd):
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self.win = hwnd
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self.sciHwnd = user32.CreateWindowExW(0,
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"Scintilla", "Source",
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WS_CHILD | WS_VSCROLL | WS_HSCROLL | WS_CLIPCHILDREN,
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0, 0, 100, 100, self.win, 0, hinst, 0)
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user32.ShowWindow(self.sciHwnd, SW_SHOW)
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user32.SendMessageW.restype = WPARAM
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scifn = user32.SendMessageW(self.sciHwnd,
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int(self.face.features["GetDirectFunction"]["Value"], 0), 0,0)
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sciptr = c_char_p(user32.SendMessageW(self.sciHwnd,
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int(self.face.features["GetDirectPointer"]["Value"], 0), 0,0))
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self.ed = ScintillaCallable.ScintillaCallable(self.face, scifn, sciptr)
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if self.large:
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doc = self.ed.CreateDocument(10, 0x100)
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self.ed.SetDocPointer(0, doc)
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self.FocusOnEditor()
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def ChooseLexer(self, lexer):
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if scintillaIncludesLexers:
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self.ed.LexerLanguage = lexer
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elif lexillaAvailable:
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pLexilla = createLexer(lexer)
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self.ed.SetILexer(0, pLexilla)
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else: # No lexers available
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pass
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def Invalidate(self):
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user32.InvalidateRect(self.win, 0, 0)
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def WndProc(self, h, m, wp, lp):
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user32.DefWindowProcW.argtypes = [HWND, c_uint, WPARAM, LPARAM]
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ms = sgsm.get(m, "XXX")
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if trace:
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print("%s %s %s %s" % (hex(h)[2:],ms,wp,lp))
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if ms == "WM_CLOSE":
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user32.PostQuitMessage(0)
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elif ms == "WM_CREATE":
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self.OnCreate(h)
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return 0
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elif ms == "WM_SIZE":
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# Work out size
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if wp != 1:
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self.OnSize()
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return 0
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elif ms == "WM_COMMAND":
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cmdCode = wp & 0xffff
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if cmdCode in self.cmds:
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self.Command(self.cmds[cmdCode])
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return 0
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elif ms == "WM_ACTIVATE":
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if wp != WA_INACTIVE:
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self.FocusOnEditor()
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return 0
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else:
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return user32.DefWindowProcW(h, m, wp, lp)
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return 0
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def Command(self, name):
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name = name.replace(" ", "")
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method = "Cmd" + name
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cmd = None
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try:
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cmd = getattr(self, method)
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except AttributeError:
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return
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if cmd:
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cmd()
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def KeyDown(self, w, prefix = ""):
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keyName = prefix
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if IsKeyDown(VK_CONTROL):
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keyName += "<control>"
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if IsKeyDown(VK_SHIFT):
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keyName += "<shift>"
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keyName += KeyTranslate(w)
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if trace:
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print("Key:", keyName)
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if keyName in self.keys:
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method = "Cmd" + self.keys[keyName]
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getattr(self, method)()
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return True
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#~ print("UKey:", keyName)
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return False
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def Accelerator(self, msg):
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ms = sgsm.get(msg.message, "XXX")
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if ms == "WM_KEYDOWN":
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return self.KeyDown(msg.wParam)
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elif ms == "WM_SYSKEYDOWN":
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return self.KeyDown(msg.wParam, "<alt>")
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return False
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def AppLoop(self):
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msg = ctypes.wintypes.MSG()
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lpmsg = ctypes.byref(msg)
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while user32.GetMessageW(lpmsg, 0, 0, 0):
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if trace and msg.message != msgs["WM_TIMER"]:
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print('mm', hex(msg.hWnd)[2:],sgsm.get(msg.message, "XXX"))
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if not self.Accelerator(msg):
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user32.TranslateMessage(lpmsg)
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user32.DispatchMessageW(lpmsg)
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def DoEvents(self):
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msg = ctypes.wintypes.MSG()
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lpmsg = ctypes.byref(msg)
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cont = True
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while cont:
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cont = user32.PeekMessageW(lpmsg, 0, 0, 0, PM_REMOVE)
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if cont:
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if not self.Accelerator(msg):
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user32.TranslateMessage(lpmsg)
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user32.DispatchMessageW(lpmsg)
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def SetTitle(self, changePath):
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if changePath or self.titleDirty != self.ed.Modify:
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self.titleDirty = self.ed.Modify
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self.title = self.fullPath
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if self.titleDirty:
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self.title += " * "
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else:
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self.title += " - "
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self.title += self.appName
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if self.win:
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user32.SetWindowTextW(self.win, self.title)
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def Open(self):
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ofx = OPENFILENAME(self.win, "Open File")
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opath = ctypes.create_unicode_buffer(1024)
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ofx.lpstrFile = ctypes.addressof(opath)
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filters = ["Python (.py;.pyw)|*.py;*.pyw|All|*.*"]
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filterText = "\0".join([f.replace("|", "\0") for f in filters])+"\0\0"
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ofx.lpstrFilter = filterText
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if ctypes.windll.comdlg32.GetOpenFileNameW(ctypes.byref(ofx)):
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absPath = opath.value.replace("\0", "")
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self.GrabFile(absPath)
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self.FocusOnEditor()
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self.ed.LexerLanguage = b"python"
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self.ed.Lexer = self.ed.SCLEX_PYTHON
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self.ed.SetKeyWords(0, b"class def else for from if import print return while")
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for style in [k for k in self.ed.k if k.startswith("SCE_P_")]:
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self.ed.StyleSetFont(self.ed.k[style], b"Verdana")
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if "COMMENT" in style:
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self.ed.StyleSetFore(self.ed.k[style], 127 * 256)
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self.ed.StyleSetFont(self.ed.k[style], b"Comic Sans MS")
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elif "OPERATOR" in style:
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self.ed.StyleSetBold(self.ed.k[style], 1)
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self.ed.StyleSetFore(self.ed.k[style], 127 * 256 * 256)
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elif "WORD" in style:
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self.ed.StyleSetItalic(self.ed.k[style], 255)
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self.ed.StyleSetFore(self.ed.k[style], 255 * 256 * 256)
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elif "TRIPLE" in style:
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self.ed.StyleSetFore(self.ed.k[style], 0xA0A0)
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elif "STRING" in style or "CHARACTER" in style:
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self.ed.StyleSetFore(self.ed.k[style], 0xA000A0)
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else:
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self.ed.StyleSetFore(self.ed.k[style], 0)
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def SaveAs(self):
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ofx = OPENFILENAME(self.win, "Save File")
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opath = "\0" * 1024
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ofx.lpstrFile = opath
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if ctypes.windll.comdlg32.GetSaveFileNameW(ctypes.byref(ofx)):
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self.fullPath = opath.replace("\0", "")
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self.Save()
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self.SetTitle(1)
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self.FocusOnEditor()
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def SetMenus(self):
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ui = XiteMenu.MenuStructure
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self.cmds = {}
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self.keys = {}
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cmdId = 0
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self.menuBar = user32.CreateMenu()
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for name, contents in ui:
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cmdId += 1
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menu = user32.CreateMenu()
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for item in contents:
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text, key = item
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cmdText = text.replace("&", "")
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cmdText = cmdText.replace("...", "")
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cmdText = cmdText.replace(" ", "")
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cmdId += 1
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if key:
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keyText = key.replace("<control>", "Ctrl+")
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keyText = keyText.replace("<shift>", "Shift+")
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text += "\t" + keyText
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if text == "-":
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user32.AppendMenuW(menu, MF_SEPARATOR, cmdId, text)
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else:
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user32.AppendMenuW(menu, 0, cmdId, text)
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self.cmds[cmdId] = cmdText
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self.keys[key] = cmdText
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#~ print(cmdId, item)
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user32.AppendMenuW(self.menuBar, MF_POPUP, menu, name)
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user32.SetMenu(self.win, self.menuBar)
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self.CheckMenuItem("Wrap", True)
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user32.ShowWindow(self.win, SW_SHOW)
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def CheckMenuItem(self, name, val):
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#~ print(name, val)
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if self.cmds:
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for k,v in self.cmds.items():
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if v == name:
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#~ print(name, k)
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user32.CheckMenuItem(user32.GetMenu(self.win), \
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k, [MF_UNCHECKED, MF_CHECKED][val])
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def Exit(self):
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sys.exit(0)
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def DisplayMessage(self, msg, ask):
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return IDYES == user32.MessageBoxW(self.win, \
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msg, self.appName, [MB_OK, MB_YESNOCANCEL][ask])
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def NewDocument(self):
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self.ed.ClearAll()
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self.ed.EmptyUndoBuffer()
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self.ed.SetSavePoint()
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def SaveIfUnsure(self):
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if self.ed.Modify:
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msg = "Save changes to \"" + self.fullPath + "\"?"
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print(msg)
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decision = self.DisplayMessage(msg, True)
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if decision:
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self.CmdSave()
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return decision
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return True
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def New(self):
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if self.SaveIfUnsure():
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self.fullPath = ""
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self.overrideMode = None
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self.NewDocument()
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self.SetTitle(1)
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self.Invalidate()
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def CheckMenus(self):
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pass
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def MoveSelection(self, caret, anchor=-1):
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if anchor == -1:
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anchor = caret
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self.ed.SetSelectionStart(caret)
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self.ed.SetSelectionEnd(anchor)
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self.ed.ScrollCaret()
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self.Invalidate()
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def GrabFile(self, name):
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self.fullPath = name
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self.overrideMode = None
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self.NewDocument()
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fsr = open(name, "rb")
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data = fsr.read()
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fsr.close()
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self.ed.AddText(len(data), data)
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self.ed.EmptyUndoBuffer()
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self.MoveSelection(0)
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self.SetTitle(1)
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def Save(self):
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fos = open(self.fullPath, "wb")
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blockSize = 1024
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length = self.ed.Length
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i = 0
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while i < length:
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grabSize = length - i
|
|
if grabSize > blockSize:
|
|
grabSize = blockSize
|
|
#~ print(i, grabSize, length)
|
|
data = self.ed.ByteRange(i, i + grabSize)
|
|
fos.write(data)
|
|
i += grabSize
|
|
fos.close()
|
|
self.ed.SetSavePoint()
|
|
self.SetTitle(0)
|
|
|
|
# Command handlers are called by menu actions
|
|
|
|
def CmdNew(self):
|
|
self.New()
|
|
|
|
def CmdOpen(self):
|
|
self.Open()
|
|
|
|
def CmdSave(self):
|
|
if (self.fullPath is None) or (len(self.fullPath) == 0):
|
|
self.SaveAs()
|
|
else:
|
|
self.Save()
|
|
|
|
def CmdSaveAs(self):
|
|
self.SaveAs()
|
|
|
|
def CmdTest(self):
|
|
runner = unittest.TextTestRunner()
|
|
if self.test:
|
|
tests = unittest.defaultTestLoader.loadTestsFromName(self.test)
|
|
else:
|
|
tests = unittest.defaultTestLoader.loadTestsFromName("simpleTests")
|
|
results = runner.run(tests)
|
|
#~ print(results)
|
|
if self.test:
|
|
user32.PostQuitMessage(0)
|
|
|
|
def CmdExercised(self):
|
|
print()
|
|
unused = sorted(self.ed.all.difference(self.ed.used))
|
|
print("Unused", len(unused))
|
|
print()
|
|
print("\n".join(unused))
|
|
print()
|
|
print("Used", len(self.ed.used))
|
|
print()
|
|
print("\n".join(sorted(self.ed.used)))
|
|
|
|
def Uncalled(self):
|
|
print("")
|
|
unused = sorted(self.ed.all.difference(self.ed.used))
|
|
uu = {}
|
|
for u in unused:
|
|
v = self.ed.getvalue(u)
|
|
if v > 2000:
|
|
uu[v] = u
|
|
#~ for x in sorted(uu.keys())[150:]:
|
|
return uu
|
|
|
|
def CmdExit(self):
|
|
self.Exit()
|
|
|
|
def CmdUndo(self):
|
|
self.ed.Undo()
|
|
|
|
def CmdRedo(self):
|
|
self.ed.Redo()
|
|
|
|
def CmdCut(self):
|
|
self.ed.Cut()
|
|
|
|
def CmdCopy(self):
|
|
self.ed.Copy()
|
|
|
|
def CmdPaste(self):
|
|
self.ed.Paste()
|
|
|
|
def CmdDelete(self):
|
|
self.ed.Clear()
|
|
|
|
xiteFrame = None
|
|
|
|
def main(test):
|
|
global xiteFrame
|
|
xiteFrame = XiteWin(test)
|
|
xiteFrame.AppLoop()
|
|
#~ xiteFrame.CmdExercised()
|
|
return xiteFrame.Uncalled()
|