Python win32con.CW_USEDEFAULT Examples

def __init__(self):
        message_map = {
            win32con.WM_DEVICECHANGE: self.onDeviceChange
        }

        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32api.GetModuleHandle(None)
        wc.lpszClassName = "DeviceChangeDemo"
        wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
        wc.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
        wc.hbrBackground = win32con.COLOR_WINDOW
        wc.lpfnWndProc = message_map
        classAtom = win32gui.RegisterClass(wc)
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(
            classAtom,
            "Device Change Demo",
            style,
            0, 0,
            win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT,
            0, 0,
            hinst, None
        ) 

def balloon_tip(self, title, msg):
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        hwnd = CreateWindow(self.classAtom, "Taskbar", style, 0, 0,
                            win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT,
                            0, 0, self.hinst, None)
        UpdateWindow(hwnd)

        hicon = LoadIcon(0, win32con.IDI_APPLICATION)

        nid = (hwnd, 0, NIF_ICON | NIF_MESSAGE | NIF_TIP, win32con.WM_USER + 20, hicon, 'Tooltip')
        Shell_NotifyIcon(NIM_ADD, nid)
        nid = (hwnd, 0, NIF_INFO, win32con.WM_USER + 20, hicon, 'Balloon Tooltip', msg, 200, title, NIIF_INFO)
        Shell_NotifyIcon(NIM_MODIFY, nid)

        DestroyWindow(hwnd) 

def __init__(self):
    message_map = {
      win32con.WM_DEVICECHANGE : self.onDeviceChange
    }
    
    wc = win32gui.WNDCLASS ()
    hinst = wc.hInstance = win32api.GetModuleHandle (None)
    wc.lpszClassName = "DeviceChangeDemo"
    wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW;
    wc.hCursor = win32gui.LoadCursor (0, win32con.IDC_ARROW)
    wc.hbrBackground = win32con.COLOR_WINDOW
    wc.lpfnWndProc = message_map
    classAtom = win32gui.RegisterClass (wc)
    style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
    self.hwnd = win32gui.CreateWindow (
      classAtom,
      "Device Change Demo",
      style,
      0, 0,
      win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT,
      0, 0,
      hinst, None
    ) 

def __init__(self, name):
        self.logger = logging.getLogger(name)
        self.hwnd = win32gui.CreateWindow(
            self.CLASS_ATOM, name,
            (win32con.WS_OVERLAPPED | win32con.WS_SYSMENU),
            0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, 0, 0,
            self.WNDCLASS.hInstance, None)
        self._create(self.hwnd, self)
        self.logger.info('create: name=%r' % name)
        return 

def __init__(self, title, msg):
        message_map = {
            win32con.WM_DESTROY: self.on_destroy,
        }
        # Register the Window class.
        wc = WNDCLASS()
        hinst = wc.hInstance = GetModuleHandle(None)
        wc.lpszClassName = "PythonTaskbarDemo"
        wc.lpfnWndProc = message_map  # could also specify a wndproc.
        class_atom = RegisterClass(wc)
        # Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = CreateWindow(class_atom, "Taskbar Demo", style,
                                 0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT,
                                 0, 0, hinst, None)
        UpdateWindow(self.hwnd)
        icon_path_name = os.path.abspath(os.path.join(sys.prefix, "pyc.ico"))
        icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
        # noinspection PyBroadException
        try:
            hicon = LoadImage(hinst, icon_path_name, win32con.IMAGE_ICON, 0, 0, icon_flags)
        except:
            hicon = LoadIcon(0, win32con.IDI_APPLICATION)
        flags = NIF_ICON | NIF_MESSAGE | NIF_TIP
        nid = (self.hwnd, 0, flags, win32con.WM_USER + 20, hicon, "Balloon  tooltip demo")
        Shell_NotifyIcon(NIM_ADD, nid)
        self.show_balloon(title, msg)
        time.sleep(20)
        DestroyWindow(self.hwnd) 

def __init__(self):
        message_map = {
                win32con.WM_DESTROY: self.OnDestroy,
                win32con.WM_COMMAND: self.OnCommand,
                win32con.WM_SIZE: self.OnSize,
        }
        # Register the Window class.
        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32api.GetModuleHandle(None)
        wc.lpszClassName = "test_explorer_browser"
        wc.lpfnWndProc = message_map # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(wc)
        # Create the Window.
        style = win32con.WS_OVERLAPPEDWINDOW | win32con.WS_VISIBLE
        self.hwnd = win32gui.CreateWindow( classAtom, "Python IExplorerBrowser demo", style, \
                0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, \
                0, 0, hinst, None)
        eb = pythoncom.CoCreateInstance(shellcon.CLSID_ExplorerBrowser, None, pythoncom.CLSCTX_ALL, shell.IID_IExplorerBrowser)
        # as per MSDN docs, hook up events early
        self.event_cookie = eb.Advise(wrap(EventHandler()))

        eb.SetOptions(shellcon.EBO_SHOWFRAMES)
        rect = win32gui.GetClientRect(self.hwnd)
        # Set the flags such that the folders autoarrange and non web view is presented
        flags = (shellcon.FVM_LIST, shellcon.FWF_AUTOARRANGE | shellcon.FWF_NOWEBVIEW)
        eb.Initialize(self.hwnd, rect, (0, shellcon.FVM_DETAILS))
        if len(sys.argv)==2:
            # If an arg was specified, ask the desktop parse it.
            # You can pass anything explorer accepts as its '/e' argument -
            # eg, "::{guid}\::{guid}" etc.
            # "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}" is "My Computer"
            pidl = shell.SHGetDesktopFolder().ParseDisplayName(0, None, sys.argv[1])[1]
        else:
            # And start browsing at the root of the namespace.
            pidl = []
        eb.BrowseToIDList(pidl, shellcon.SBSP_ABSOLUTE)
        # and for some reason the "Folder" view in the navigator pane doesn't
        # magically synchronize itself - so let's do that ourself.
        # Get the tree control.
        sp = eb.QueryInterface(pythoncom.IID_IServiceProvider)
        try:
            tree = sp.QueryService(shell.IID_INameSpaceTreeControl,
                                   shell.IID_INameSpaceTreeControl)
        except pythoncom.com_error, exc:
            # this should really only fail if no "nav" frame exists...
            print "Strange - failed to get the tree control even though " \
                  "we asked for a EBO_SHOWFRAMES"
            print exc 

def __init__(self):
        message_map = {
                win32con.WM_DESTROY: self.OnDestroy,
                win32con.WM_COMMAND: self.OnCommand,
                win32con.WM_USER+20 : self.OnTaskbarNotify,
                # owner-draw related handlers.
                win32con.WM_MEASUREITEM: self.OnMeasureItem,
                win32con.WM_DRAWITEM: self.OnDrawItem,
        }
        # Register the Window class.
        wc = WNDCLASS()
        hinst = wc.hInstance = GetModuleHandle(None)
        wc.lpszClassName = "PythonTaskbarDemo"
        wc.lpfnWndProc = message_map # could also specify a wndproc.
        classAtom = RegisterClass(wc)
        # Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = CreateWindow( classAtom, "Taskbar Demo", style, \
                0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, \
                0, 0, hinst, None)
        UpdateWindow(self.hwnd)
        iconPathName = os.path.abspath(os.path.join( sys.prefix, "pyc.ico" ))
        # py2.5 includes the .ico files in the DLLs dir for some reason.
        if not os.path.isfile(iconPathName):
            iconPathName = os.path.abspath(os.path.join( os.path.split(sys.executable)[0], "DLLs", "pyc.ico" ))
        if not os.path.isfile(iconPathName):
            # Look in the source tree.
            iconPathName = os.path.abspath(os.path.join( os.path.split(sys.executable)[0], "..\\PC\\pyc.ico" ))
        if os.path.isfile(iconPathName):
            icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
            hicon = LoadImage(hinst, iconPathName, win32con.IMAGE_ICON, 0, 0, icon_flags)
        else:
            iconPathName = None
            print "Can't find a Python icon file - using default"
            hicon = LoadIcon(0, win32con.IDI_APPLICATION)
        self.iconPathName = iconPathName

        # Load up some information about menus needed by our owner-draw code.
        # The font to use on the menu.
        ncm = SystemParametersInfo(win32con.SPI_GETNONCLIENTMETRICS)
        self.font_menu = CreateFontIndirect(ncm['lfMenuFont'])
        # spacing for our ownerdraw menus - not sure exactly what constants
        # should be used (and if you owner-draw all items on the menu, it
        # doesn't matter!)
        self.menu_icon_height = GetSystemMetrics(win32con.SM_CYMENU) - 4
        self.menu_icon_width = self.menu_icon_height
        self.icon_x_pad = 8 # space from end of icon to start of text.
        # A map we use to stash away data we need for ownerdraw.  Keyed
        # by integer ID - that ID will be set in dwTypeData of the menu item.
        self.menu_item_map = {}
        
        # Finally, create the menu
        self.createMenu()

        flags = NIF_ICON | NIF_MESSAGE | NIF_TIP
        nid = (self.hwnd, 0, flags, win32con.WM_USER+20, hicon, "Python Demo")
        Shell_NotifyIcon(NIM_ADD, nid)
        print "Please right-click on the Python icon in the taskbar" 

def new_icon(hdesk,desktop_name):
    """ Runs as a thread on each desktop to create a new tray icon and handle its messages """ 
    global id
    id=id+1
    hdesk.SetThreadDesktop()
    ## apparently the threads can't use same hinst, so each needs its own window class
    windowclassname='PythonDesktopManager'+desktop_name
    wc = win32gui.WNDCLASS()
    wc.hInstance = win32api.GetModuleHandle(None)
    wc.lpszClassName = windowclassname
    wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW | win32con.CS_GLOBALCLASS
    wc.hCursor = win32gui.LoadCursor( 0, win32con.IDC_ARROW )
    wc.hbrBackground = win32con.COLOR_WINDOW
    wc.lpfnWndProc = icon_wndproc
    windowclass = win32gui.RegisterClass(wc)
    style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
    hwnd = win32gui.CreateWindow(windowclass, 'dm_'+desktop_name, win32con.WS_SYSMENU,
                    0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT,
                    0, 0, wc.hInstance, None)
    win32gui.UpdateWindow(hwnd)
    flags = win32gui.NIF_ICON | win32gui.NIF_MESSAGE | win32gui.NIF_TIP
    notify_info = (hwnd, id, flags, win32con.WM_USER+20, hicon, 'Desktop Manager (%s)' %desktop_name)
    window_info[hwnd]=notify_info
    ## wait for explorer to initialize system tray for new desktop
    tray_found=0
    while not tray_found:
        try:
            tray_found=win32gui.FindWindow("Shell_TrayWnd",None)
        except win32gui.error:
            traceback.print_exc
            time.sleep(.5)
    win32gui.Shell_NotifyIcon(win32gui.NIM_ADD, notify_info)
    win32gui.PumpMessages() 

def __init__(self,
                 icon,
                 hover_text,
                 menu_options,
                 on_quit=None,
                 default_menu_index=None,
                 window_class_name=None, ):

        self.logger = logging.getLogger("root.SysIcon")

        self.icon = icon
        self.hover_text = hover_text
        self.on_quit = on_quit

        menu_options = menu_options + (('Quit', None, self.QUIT),)
        self._next_action_id = self.FIRST_ID
        self.menu_actions_by_id = set()
        self.menu_options = self._add_ids_to_menu_options(list(menu_options))
        self.menu_actions_by_id = dict(self.menu_actions_by_id)
        del self._next_action_id

        self.default_menu_index = (default_menu_index or 0)
        self.window_class_name = window_class_name or "SysTrayIconPy"

        message_map = {win32gui.RegisterWindowMessage("TaskbarCreated"): self.restart,
                       win32con.WM_DESTROY: self.destroy,
                       win32con.WM_COMMAND: self.command,
                       win32con.WM_USER + 20: self.notify, }
        # Register the Window class.
        window_class = win32gui.WNDCLASS()
        hinst = window_class.hInstance = win32gui.GetModuleHandle(None)
        window_class.lpszClassName = self.window_class_name
        window_class.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW;
        window_class.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
        window_class.hbrBackground = win32con.COLOR_WINDOW
        window_class.lpfnWndProc = message_map  # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(window_class)
        # Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(classAtom,
                                          self.window_class_name,
                                          style,
                                          0,
                                          0,
                                          win32con.CW_USEDEFAULT,
                                          win32con.CW_USEDEFAULT,
                                          0,
                                          0,
                                          hinst,
                                          None)
        win32gui.UpdateWindow(self.hwnd)
        self.notify_id = None
        self.refresh_icon()

        win32gui.PumpMessages() 

def __init__(self, menu_options, program_name='Python Taskbar', window_name=None):

        self.logger = logging.getLogger("tray")
        self.cache = {}
        self._commands = {'OnMenuOpen': [],
                          'OnMenuClose': [],
                          'OnWindowHide': [],
                          'OnWindowRestore': []}
        self.program_name = program_name
        try:
            self.console_hwnd = WindowHandle(parent=False, console=True)
        except NameError:
            self.console_hwnd = None
        self._refresh_menu(menu_options)
        if window_name is None:
            window_name = program_name

        #Set up callbacks
        msg_TaskbarRestart = win32gui.RegisterWindowMessage('TaskbarCreated')
        message_map = {
            msg_TaskbarRestart: self.OnRestart,
            win32con.WM_DESTROY: self.OnDestroy,
            win32con.WM_COMMAND: self.OnCommand,
            TRAY_EVENT: self.OnTaskbarNotify,
        }
        #Register the Window class.
        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32api.GetModuleHandle(None)
        wc.lpszClassName = window_name
        wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
        wc.hCursor = win32api.LoadCursor(0, win32con.IDC_ARROW)
        wc.hbrBackground = win32con.COLOR_WINDOW
        wc.lpfnWndProc = message_map # could also specify a wndproc.

        #Don't blow up if class already registered to make testing easier
        try:
            classAtom = win32gui.RegisterClass(wc)
        except (win32gui.error, err_info):
            if err_info.winerror!=winerror.ERROR_CLASS_ALREADY_EXISTS:
                raise

        #Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(wc.lpszClassName, window_name, style, \
                0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, \
                0, 0, hinst, None)
        win32gui.UpdateWindow(self.hwnd)
        self._set_icon()
        self.logger.info('Window created.') 

def __init__(self,
                 icon,
                 hover_text,
                 menu_options,
                 on_quit=None,
                 default_menu_index=None,
                 window_class_name=None, ):

        self.icon = icon
        self.hover_text = hover_text
        self.on_quit = on_quit

        menu_options = menu_options + (('Quit', None, self.QUIT),)
        self._next_action_id = self.FIRST_ID
        self.menu_actions_by_id = set()
        self.menu_options = self._add_ids_to_menu_options(list(menu_options))
        self.menu_actions_by_id = dict(self.menu_actions_by_id)
        del self._next_action_id

        self.default_menu_index = (default_menu_index or 0)
        self.window_class_name = window_class_name or "SysTrayIconPy"

        message_map = {win32gui.RegisterWindowMessage("TaskbarCreated"): self.restart,
                       win32con.WM_DESTROY: self.destroy,
                       win32con.WM_COMMAND: self.command,
                       win32con.WM_USER + 20: self.notify, }
        # Register the Window class.
        window_class = win32gui.WNDCLASS()
        hinst = window_class.hInstance = win32gui.GetModuleHandle(None)
        window_class.lpszClassName = self.window_class_name
        window_class.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
        window_class.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
        window_class.hbrBackground = win32con.COLOR_WINDOW
        window_class.lpfnWndProc = message_map  # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(window_class)
        # Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(classAtom,
                                          self.window_class_name,
                                          style,
                                          0,
                                          0,
                                          win32con.CW_USEDEFAULT,
                                          win32con.CW_USEDEFAULT,
                                          0,
                                          0,
                                          hinst,
                                          None)
        win32gui.UpdateWindow(self.hwnd)
        self.notify_id = None
        self.refresh_icon()

        win32gui.PumpMessages() 

def _show_toast(self, title, msg,
                    icon_path, duration):
        """Notification settings.

        :title: notification title
        :msg: notification message
        :icon_path: path to the .ico file to custom notification
        :duration: delay in seconds before notification self-destruction
        """
        message_map = {WM_DESTROY: self.on_destroy, }

        # Register the window class.
        self.wc = WNDCLASS()
        self.hinst = self.wc.hInstance = GetModuleHandle(None)
        self.wc.lpszClassName = str("PythonTaskbar")  # must be a string
        self.wc.lpfnWndProc = message_map  # could also specify a wndproc.
        try:
            self.classAtom = RegisterClass(self.wc)
        except:
            pass #not sure of this
        style = WS_OVERLAPPED | WS_SYSMENU
        self.hwnd = CreateWindow(self.classAtom, "Taskbar", style,
                                 0, 0, CW_USEDEFAULT,
                                 CW_USEDEFAULT,
                                 0, 0, self.hinst, None)
        UpdateWindow(self.hwnd)

        # icon
        if icon_path is not None:
            icon_path = path.realpath(icon_path)
        else:
            icon_path =  resource_filename(Requirement.parse("win10toast"), "win10toast/data/python.ico")
        icon_flags = LR_LOADFROMFILE | LR_DEFAULTSIZE
        try:
            hicon = LoadImage(self.hinst, icon_path,
                              IMAGE_ICON, 0, 0, icon_flags)
        except Exception as e:
            logging.error("Some trouble with the icon ({}): {}"
                          .format(icon_path, e))
            hicon = LoadIcon(0, IDI_APPLICATION)

        # Taskbar icon
        flags = NIF_ICON | NIF_MESSAGE | NIF_TIP
        nid = (self.hwnd, 0, flags, WM_USER + 20, hicon, "Tooltip")
        Shell_NotifyIcon(NIM_ADD, nid)
        Shell_NotifyIcon(NIM_MODIFY, (self.hwnd, 0, NIF_INFO,
                                      WM_USER + 20,
                                      hicon, "Balloon Tooltip", msg, 200,
                                      title))
        # take a rest then destroy
        sleep(duration)
        DestroyWindow(self.hwnd)
        UnregisterClass(self.wc.lpszClassName, None)
        return None 

def __init__(self, apiServer):
        
        self.apiServer = apiServer
        
        self.icon = AppFolders.imagePath("trout.ico")
        self.hover_text = "ComicStreamer"
        self.on_quit = self.bye    
            
        menu_options = (
                        ('Show ComicStreamer UI', None, self.show),
                       )
        
        menu_options = menu_options + (('Quit', None, self.QUIT),)
        self._next_action_id = self.FIRST_ID
        self.menu_actions_by_id = set()
        self.menu_options = self._add_ids_to_menu_options(list(menu_options))
        self.menu_actions_by_id = dict(self.menu_actions_by_id)
        del self._next_action_id
        
        
        self.default_menu_index = 1
        self.window_class_name = "ComicStreamerTrayIcon"
        
        message_map = {win32gui.RegisterWindowMessage("TaskbarCreated"): self.restart,
                       win32con.WM_DESTROY: self.destroy,
                       win32con.WM_COMMAND: self.command,
                       win32con.WM_USER+20 : self.notify,}
        # Register the Window class.
        window_class = win32gui.WNDCLASS()
        hinst = window_class.hInstance = win32gui.GetModuleHandle(None)
        window_class.lpszClassName = self.window_class_name
        window_class.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW;
        window_class.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
        window_class.hbrBackground = win32con.COLOR_WINDOW
        window_class.lpfnWndProc = message_map # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(window_class)
        # Create the Window.
        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(classAtom,
                                          self.window_class_name,
                                          style,
                                          0,
                                          0,
                                          win32con.CW_USEDEFAULT,
                                          win32con.CW_USEDEFAULT,
                                          0,
                                          0,
                                          hinst,
                                          None)
        win32gui.UpdateWindow(self.hwnd)
        self.notify_id = None
        self.refresh_icon() 

def __init__(self, iconPath=None):

        self.iconPath = iconPath
        self.status = []

        msg_TaskbarRestart = \
            win32api.RegisterWindowMessage('TaskbarCreated')
        message_map = {
            msg_TaskbarRestart: self.OnRestart,
            win32con.WM_DESTROY: self.OnDestroy,
            win32con.WM_COMMAND: self.OnCommand,
            win32con.WM_USER + 20: self.OnTaskbarNotify,
        }

        # Register the Window class.

        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32api.GetModuleHandle(None)
        wc.lpszClassName = 'web2pyTaskbar'
        wc.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW
        wc.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
        wc.hbrBackground = win32con.COLOR_WINDOW
        wc.lpfnWndProc = message_map  # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(wc)

        # Create the Window.

        style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
        self.hwnd = win32gui.CreateWindow(
            classAtom,
            'web2pyTaskbar',
            style,
            0,
            0,
            win32con.CW_USEDEFAULT,
            win32con.CW_USEDEFAULT,
            0,
            0,
            hinst,
            None,
        )
        win32gui.UpdateWindow(self.hwnd)
        self.SetServerStopped() 

def __init__(self, title, style,
                 size = (win32con.CW_USEDEFAULT,
                         win32con.CW_USEDEFAULT),
                 messages = {}):
        '''Setup a window class and a create window'''
        self.layers = []
        self.module_handle = win32gui.GetModuleHandle(None)
        self.systray = False
        self.systray_map = {
            win32con.WM_RBUTTONDOWN: self._show_menu
            }
        
        # Setup window class
        #
        self.window_class_name = self._make_window_class_name()
        self.message_map = {
             win32con.WM_PAINT: self._on_paint,
             win32con.WM_CLOSE: self._on_close,
             win32con.WM_COMMAND: self._on_command,
             self._notify_event_id: self._on_notify,
             }
        self.message_map.update( messages )
        self.window_class = win32gui.WNDCLASS()
        self.window_class.style = win32con.CS_HREDRAW | win32con.CS_VREDRAW
        self.window_class.lpfnWndProc = self.message_map
        self.window_class.hInstance = self.module_handle
        self.window_class.hCursor = win32gui.LoadCursor( None, win32con.IDC_ARROW )
        self.window_class.hbrBackground = win32con.COLOR_WINDOW
        self.window_class.lpszClassName = self.window_class_name
            
        self.window_classHandle = win32gui.RegisterClass( self.window_class )

        self.window_handle = win32gui.CreateWindow(
            self.window_class_name,
            title,
            style,
            win32con.CW_USEDEFAULT,
            win32con.CW_USEDEFAULT,
            size[ 0 ],
            size[ 1 ],
            None,
            None,
            self.module_handle,
            None ) 

def __init__(self):
        message_map = {
                win32con.WM_DESTROY: self.OnDestroy,
                win32con.WM_COMMAND: self.OnCommand,
                win32con.WM_SIZE: self.OnSize,
        }
        # Register the Window class.
        wc = win32gui.WNDCLASS()
        hinst = wc.hInstance = win32api.GetModuleHandle(None)
        wc.lpszClassName = "test_explorer_browser"
        wc.lpfnWndProc = message_map # could also specify a wndproc.
        classAtom = win32gui.RegisterClass(wc)
        # Create the Window.
        style = win32con.WS_OVERLAPPEDWINDOW | win32con.WS_VISIBLE
        self.hwnd = win32gui.CreateWindow( classAtom, "Python IExplorerBrowser demo", style, \
                0, 0, win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, \
                0, 0, hinst, None)
        eb = pythoncom.CoCreateInstance(shellcon.CLSID_ExplorerBrowser, None, pythoncom.CLSCTX_ALL, shell.IID_IExplorerBrowser)
        # as per MSDN docs, hook up events early
        self.event_cookie = eb.Advise(wrap(EventHandler()))

        eb.SetOptions(shellcon.EBO_SHOWFRAMES)
        rect = win32gui.GetClientRect(self.hwnd)
        # Set the flags such that the folders autoarrange and non web view is presented
        flags = (shellcon.FVM_LIST, shellcon.FWF_AUTOARRANGE | shellcon.FWF_NOWEBVIEW)
        eb.Initialize(self.hwnd, rect, (0, shellcon.FVM_DETAILS))
        if len(sys.argv)==2:
            # If an arg was specified, ask the desktop parse it.
            # You can pass anything explorer accepts as its '/e' argument -
            # eg, "::{guid}\::{guid}" etc.
            # "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}" is "My Computer"
            pidl = shell.SHGetDesktopFolder().ParseDisplayName(0, None, sys.argv[1])[1]
        else:
            # And start browsing at the root of the namespace.
            pidl = []
        eb.BrowseToIDList(pidl, shellcon.SBSP_ABSOLUTE)
        # and for some reason the "Folder" view in the navigator pane doesn't
        # magically synchronize itself - so let's do that ourself.
        # Get the tree control.
        sp = eb.QueryInterface(pythoncom.IID_IServiceProvider)
        try:
            tree = sp.QueryService(shell.IID_INameSpaceTreeControl,
                                   shell.IID_INameSpaceTreeControl)
        except pythoncom.com_error, exc:
            # this should really only fail if no "nav" frame exists...
            print "Strange - failed to get the tree control even though " \
                  "we asked for a EBO_SHOWFRAMES"
            print exc