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joko |
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# A sample context menu handler. |
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# Adds a 'Hello from Python' menu entry to .py files. When clicked, a |
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# simple message box is displayed. |
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# |
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# To demostrate: |
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# * Execute this script to register the context menu. |
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# * Open Windows Explorer, and browse to a directory with a .py file. |
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# * Right-Click on a .py file - locate and click on 'Hello from Python' on |
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# the context menu. |
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import pythoncom |
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from win32com.shell import shell, shellcon |
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import win32gui |
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import win32con |
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IContextMenu_Methods = ["QueryContextMenu", "InvokeCommand", "GetCommandString"] |
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IShellExtInit_Methods = ["Initialize"] |
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class ShellExtension: |
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_reg_progid_ = "Python.ShellExtension.ContextMenu" |
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_reg_desc_ = "Python Sample Shell Extension (context menu)" |
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_reg_clsid_ = "{CED0336C-C9EE-4a7f-8D7F-C660393C381F}" |
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_com_interfaces_ = [shell.IID_IShellExtInit, shell.IID_IContextMenu] |
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_public_methods_ = IContextMenu_Methods + IShellExtInit_Methods |
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def Initialize(self, folder, dataobj, hkey): |
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print "Init", folder, dataobj, hkey |
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self.dataobj = dataobj |
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def QueryContextMenu(self, hMenu, indexMenu, idCmdFirst, idCmdLast, uFlags): |
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print "QCM", hMenu, indexMenu, idCmdFirst, idCmdLast, uFlags |
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# Query the items clicked on |
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format_etc = win32con.CF_HDROP, None, 1, -1, pythoncom.TYMED_HGLOBAL |
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sm = self.dataobj.GetData(format_etc) |
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num_files = shell.DragQueryFile(sm.data_handle, -1) |
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if num_files>1: |
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msg = "&Hello from Python (with %d files selected)" % num_files |
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else: |
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fname = shell.DragQueryFile(sm.data_handle, 0) |
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msg = "&Hello from Python (with '%s' selected)" % fname |
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idCmd = idCmdFirst |
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items = [] |
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if (uFlags & 0x000F) == shellcon.CMF_NORMAL: # Check == here, since CMF_NORMAL=0 |
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print "CMF_NORMAL..." |
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items.append(msg) |
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elif uFlags & shellcon.CMF_VERBSONLY: |
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print "CMF_VERBSONLY..." |
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items.append(msg + " - shortcut") |
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elif uFlags & shellcon.CMF_EXPLORE: |
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print "CMF_EXPLORE..." |
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items.append(msg + " - normal file, right-click in Explorer") |
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elif uFlags & CMF_DEFAULTONLY: |
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print "CMF_DEFAULTONLY...\r\n" |
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else: |
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print "** unknown flags", uFlags |
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win32gui.InsertMenu(hMenu, indexMenu, |
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win32con.MF_SEPARATOR|win32con.MF_BYPOSITION, |
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0, None) |
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indexMenu += 1 |
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for item in items: |
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win32gui.InsertMenu(hMenu, indexMenu, |
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win32con.MF_STRING|win32con.MF_BYPOSITION, |
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idCmd, item) |
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indexMenu += 1 |
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idCmd += 1 |
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win32gui.InsertMenu(hMenu, indexMenu, |
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win32con.MF_SEPARATOR|win32con.MF_BYPOSITION, |
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0, None) |
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indexMenu += 1 |
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return idCmd-idCmdFirst # Must return number of menu items we added. |
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def InvokeCommand(self, ci): |
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mask, hwnd, verb, params, dir, nShow, hotkey, hicon = ci |
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win32gui.MessageBox(hwnd, "Hello", "Wow", win32con.MB_OK) |
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def GetCommandString(self, cmd, typ): |
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return "Hello from Python!!" |
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def DllRegisterServer(): |
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import _winreg |
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key = _winreg.CreateKey(_winreg.HKEY_CLASSES_ROOT, |
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"Python.File\\shellex") |
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subkey = _winreg.CreateKey(key, "ContextMenuHandlers") |
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subkey2 = _winreg.CreateKey(subkey, "PythonSample") |
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_winreg.SetValueEx(subkey2, None, 0, _winreg.REG_SZ, ShellExtension._reg_clsid_) |
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print ShellExtension._reg_desc_, "registration complete." |
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def DllUnregisterServer(): |
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import _winreg |
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try: |
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key = _winreg.DeleteKey(_winreg.HKEY_CLASSES_ROOT, |
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"Python.File\\shellex\\ContextMenuHandlers\\PythonSample") |
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except WindowsError, details: |
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import errno |
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if details.errno != errno.ENOENT: |
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raise |
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print ShellExtension._reg_desc_, "unregistration complete." |
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if __name__=='__main__': |
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from win32com.server import register |
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register.UseCommandLine(ShellExtension, |
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finalize_register = DllRegisterServer, |
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finalize_unregister = DllUnregisterServer) |
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