Python win32api.LOWORD Examples

def OnCommand(self, hwnd, msg, wparam, lparam):
        id = win32api.LOWORD(wparam)
        if id == IDC_BUTTON_SEARCH:
            self.ClearListItems()
            def fill_slowly(q, hwnd):
                import time
                for i in range(20):
                    q.put(("whatever", str(i+1), "Search result " + str(i) ))
                    win32gui.PostMessage(hwnd, WM_SEARCH_RESULT, 0, 0)
                    time.sleep(.25)
                win32gui.PostMessage(hwnd, WM_SEARCH_FINISHED, 0, 0)

            import threading
            self.result_queue = Queue.Queue()
            thread = threading.Thread(target = fill_slowly, args=(self.result_queue, self.hwnd) )
            thread.start()
        elif id == IDC_BUTTON_DISPLAY:
            print "Display button selected"
            sel = win32gui.SendMessage(self.hwndList, commctrl.LVM_GETNEXTITEM, -1, commctrl.LVNI_SELECTED)
            print "The selected item is", sel+1

    # These function differ based on how the window is used, so may be overridden 

def get_file_version(self, path):
        info = win32api.GetFileVersionInfo(path, '\\')
        ms = info['FileVersionMS']
        ls = info['FileVersionLS']
        return (win32api.HIWORD(ms), win32api.LOWORD(ms),
                win32api.HIWORD(ls), win32api.LOWORD(ls)) 

def OnCommand(
        self,
        hwnd,
        msg,
        wparam,
        lparam,
    ):
        id = win32api.LOWORD(wparam)
        if id == 1023:
            self.status.append(self.EnumStatus.TOGGLE)
        elif id == 1024:
            self.status.append(self.EnumStatus.START)
        elif id == 1025:
            self.status.append(self.EnumStatus.RESTART)
        elif id == 1026:
            self.status.append(self.EnumStatus.STOP)
        elif id == 1027:
            self.status.append(self.EnumStatus.QUIT)
            self.Destroy()
        else:
            print 'Unknown command -', id 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        win32gui.MoveWindow(self.hwnd, 0, 0, x, y, False) 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        self.eb.SetRect(None, (0, 0, x, y)) 

def OnSize(self, hwnd, msg, wparam, lparam):
        #print "OnSize", self.hwnd_child, win32api.LOWORD(lparam), win32api.HIWORD(lparam)
        if self.hwnd_child is not None:
            x = win32api.LOWORD(lparam)
            y = win32api.HIWORD(lparam)
            win32gui.MoveWindow(self.hwnd_child, 0, 0, x, y, False)

# This uses scintilla to display a filename, and optionally jump to a line
# number. 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        self.eb.SetRect(None, (0, 0, x, y)) 

def OnCommand(self, hwnd, msg, wparam, lparam):
        id = win32api.LOWORD(wparam)
        if id == IDC_BUTTON_CANCEL:
            print("Cancel button pressed.")
            win32gui.EndDialog(hwnd, 0)
        elif id == IDC_BUTTON_OK:
            print("Ok button pressed")
            self.value = win32gui.GetDlgItemText(self.hwnd, IDC_SEARCHTEXT)
            print(self.value)
            win32gui.EndDialog(hwnd, 1) 

def OnCommand(self, hwnd, msg, wparam, lparam):
        id = win32api.LOWORD(wparam)
        if id == IDC_BUTTON_CLOSE:
            self.on_close_btn_clicked()
        elif id == IDC_BUTTON_SUBMIT:
            self.on_submit_btn_clicked()
        elif id == IDC_BUTTON_CLEAR:
            self.on_clear_btn_clicked() 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        self._DoSize(x, y)
        return 1 

def OnCommand(self, hwnd, msg, wparam, lparam):
        id = win32api.LOWORD(wparam)

        if id == IDC_BUTTON_CLOSE:
            self.on_close_btn_clicked()
        elif id == IDC_BUTTON_SUBMIT:
            self.on_submit_btn_clicked()
        elif id == IDC_BUTTON_CLEAR:
            self.on_clear_btn_clicked() 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        self._DoSize(x, y)
        return 1 

def OnCommand(self, hwnd, msg, wparam, lparam):
        """Run functions from ID."""
        id = win32api.LOWORD(wparam)
        
        #Handle case when action isn't set
        try:
            action, args, kwargs = self.menu_actions_by_id[id]
            self.logger.info('Function "%s" was called.', action.__name__)
        except KeyError:
            pass
        else:
            action(self, *args, **kwargs) 

def on_size(self, hwnd, msg, wparam, lparam):
        width  = win32api.LOWORD(lparam)
        height = win32api.HIWORD(lparam)
        self._do_size(width, height)
        return 1 

def _dialog_build_message_map(self):
        # Collect all controls which expect callbacks.
        map = {}
        for control in self._dialog_controls:
            for message, callback in control.message_callbacks.items():
                map.setdefault(message, {})[control.id] = callback

        # Create dispatchers for each type of message.
        for message, control_callbacks in map.items():
            def dispatcher(hwnd, msg, wparam, lparam):
                id = win32api.LOWORD(wparam)
                if id in control_callbacks:
                    control_callbacks[id](hwnd, msg, wparam, lparam)
            map[message] = dispatcher

        # Add the top-level callbacks handled by the window itself.
        map.update({
                    win32con.WM_SIZE:           self.on_size,
                    win32con.WM_INITDIALOG:     self.on_init_dialog,
                    win32con.WM_GETMINMAXINFO:  self.on_getminmaxinfo,
                    win32con.WM_CLOSE:          self.on_close,
                    win32con.WM_DESTROY:        self.on_destroy,
                  })
        return map


    #-----------------------------------------------------------------------
    # Message handler methods. 

def OnCommand(self, hwnd, msg, wparam, lparam):
        id = win32api.LOWORD(wparam)
        if id == 1023:
            import win32gui_dialog
            win32gui_dialog.DemoModal()
        elif id == 1024:
            print "Hello"
        elif id == 1025:
            print "Goodbye"
            win32gui.DestroyWindow(self.hwnd)
        else:
            print "Unknown command -", id 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        self._DoSize(x,y)
        return 1 

def OnSize(self, params):
        lparam = params[3]
        w = win32api.LOWORD(lparam)
        h = win32api.HIWORD(lparam)
        if w != 0:
            self.CheckMadeList()
        elif w == 0:
            self.DestroyList()
        return 1 

def OnSize (self, params):
		lParam = params[3]
		self.width = win32api.LOWORD(lParam)
		self.height = win32api.HIWORD(lParam) 

def on_size (self, params):
        lparam = params[3]
        w = win32api.LOWORD(lparam)
        h = win32api.HIWORD(lparam)
        self.GetDlgItem (win32ui.IDC_LIST1).MoveWindow((0,0,w,h)) 

def on_size (self, params):
		lparam = params[3]
		w = win32api.LOWORD(lparam)
		h = win32api.HIWORD(lparam)
		self.LayoutControls(w, h) 

def OnActivate(self, msg):
		wparam = msg[2]
		fActive = win32api.LOWORD(wparam)
		if fActive != win32con.WA_INACTIVE:
			self.CheckButtonStates() 

def OnSize (self, params):
		lParam = params[3]
		self.width = win32api.LOWORD(lParam)
		self.height = win32api.HIWORD(lParam) 

def OnSize (self, params):
		lParam = params[3]
		self.width = win32api.LOWORD(lParam)
		self.height = win32api.HIWORD(lParam) 

def OnSize (self, params):
		lParam = params[3]
		self.width = win32api.LOWORD(lParam)
		self.height = win32api.HIWORD(lParam) 

def OnMouseMove(self, msg):
		flags = wparam = msg[2]
		lparam = msg[3]
		if self.IsFloating() or not self.bTracking:
			return 1

		# Convert unsigned 16 bit to signed 32 bit.
		x=win32api.LOWORD(lparam)
		if x & 32768: x = x | -65536
		y = win32api.HIWORD(lparam)
		if y & 32768: y = y | -65536
		pt = x, y
		cpt = CenterPoint(self.rectTracker)
		pt = self.ClientToWnd(pt)
		if self.IsHorz():
			if cpt[1] != pt[1]:
				self.OnInvertTracker(self.rectTracker)
				self.rectTracker = OffsetRect(self.rectTracker, (0, pt[1] - cpt[1]))
				self.OnInvertTracker(self.rectTracker)
		else:
			if cpt[0] != pt[0]:
				self.OnInvertTracker(self.rectTracker)
				self.rectTracker = OffsetRect(self.rectTracker, (pt[0]-cpt[0], 0))
				self.OnInvertTracker(self.rectTracker)

		return 0 # Dont pass it on.

#	def OnBarStyleChange(self, old, new): 

def OnSize(self, hwnd, msg, wparam, lparam):
        x = win32api.LOWORD(lparam)
        y = win32api.HIWORD(lparam)
        win32gui.MoveWindow(self.hwnd, 0, 0, x, y, False) 

def OnSize(self, hwnd, msg, wparam, lparam):
        #print "OnSize", self.hwnd_child, win32api.LOWORD(lparam), win32api.HIWORD(lparam)
        if self.hwnd_child is not None:
            x = win32api.LOWORD(lparam)
            y = win32api.HIWORD(lparam)
            win32gui.MoveWindow(self.hwnd_child, 0, 0, x, y, False)

# This uses scintilla to display a filename, and optionally jump to a line
# number. 

def nativeEvent(self, eventType, message):
        retval, result = super(Window, self).nativeEvent(eventType, message)
        if eventType == "windows_generic_MSG":
            msg = ctypes.wintypes.MSG.from_address(message.__int__())
            # 获取鼠标移动经过时的坐标
            x = win32api.LOWORD(msg.lParam) - self.frameGeometry().x()
            y = win32api.HIWORD(msg.lParam) - self.frameGeometry().y()
            # 判断鼠标位置是否有其它控件
            if self.childAt(x, y) != None:
                return retval, result
            if msg.message == win32con.WM_NCCALCSIZE:
                # 拦截不显示顶部的系统自带的边框
                return True, 0
            if msg.message == win32con.WM_GETMINMAXINFO:
                # 当窗口位置改变或者大小改变时会触发该消息
                info = ctypes.cast(
                    msg.lParam, ctypes.POINTER(MINMAXINFO)).contents
                # 修改最大化的窗口大小为主屏幕的可用大小
                info.ptMaxSize.x = self._rect.width()
                info.ptMaxSize.y = self._rect.height()
                # 修改放置点的x,y坐标为0,0
                info.ptMaxPosition.x, info.ptMaxPosition.y = 0, 0
            if msg.message == win32con.WM_NCHITTEST:
                w, h = self.width(), self.height()
                lx = x < self.BorderWidth
                rx = x > w - self.BorderWidth
                ty = y < self.BorderWidth
                by = y > h - self.BorderWidth
                # 左上角
                if (lx and ty):
                    return True, win32con.HTTOPLEFT
                # 右下角
                if (rx and by):
                    return True, win32con.HTBOTTOMRIGHT
                # 右上角
                if (rx and ty):
                    return True, win32con.HTTOPRIGHT
                # 左下角
                if (lx and by):
                    return True, win32con.HTBOTTOMLEFT
                # 上
                if ty:
                    return True, win32con.HTTOP
                # 下
                if by:
                    return True, win32con.HTBOTTOM
                # 左
                if lx:
                    return True, win32con.HTLEFT
                # 右
                if rx:
                    return True, win32con.HTRIGHT
                # 标题
                return True, win32con.HTCAPTION
        return retval, result 

def _show_caret_pos(self):
        edit = win32gui.GetDlgItem(self.hwnd, IDC_SCRIPT)
        pos = win32gui.SendMessage(edit, win32con.EM_GETSEL, None, None)
        self.row = win32api.LOWORD(pos)
        self.col = win32api.HIWORD(pos)
        self._set_status_message('%d:%d' % (self.row, self.col))