shell_view.py 文件源码

def _CreateMainWindow(self, prev, settings, browser, rect):
        # Creates a parent window that hosts the view window.  This window
        # gets the control notifications etc sent from the child.
        style = win32con.WS_CHILD | win32con.WS_VISIBLE #
        wclass_name = "ShellViewDemo_DefView"
        # Register the Window class.
        wc = win32gui.WNDCLASS()
        wc.hInstance = win32gui.dllhandle
        wc.lpszClassName = wclass_name
        wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
        try:
            win32gui.RegisterClass(wc)
        except win32gui.error as details:
            # Should only happen when this module is reloaded
            if details[0] != winerror.ERROR_CLASS_ALREADY_EXISTS:
                raise

        message_map = {
                win32con.WM_DESTROY: self.OnDestroy,
                win32con.WM_COMMAND: self.OnCommand,
                win32con.WM_NOTIFY:  self.OnNotify,
                win32con.WM_CONTEXTMENU: self.OnContextMenu,
                win32con.WM_SIZE: self.OnSize,
        }

        self.hwnd = win32gui.CreateWindow( wclass_name, "", style, \
                rect[0], rect[1], rect[2]-rect[0], rect[3]-rect[1],
                self.hwnd_parent, 0, win32gui.dllhandle, None)
        win32gui.SetWindowLong(self.hwnd, win32con.GWL_WNDPROC, message_map)
        print("View 's hwnd is", self.hwnd)
        return self.hwnd