def wndProc(hWnd, message, wParam, lParam):
if not hasattr(wndProc, 'cxClient'):
wndProc.cxClient = 0
wndProc.cyClient = 0
if message == win32con.WM_SIZE:
wndProc.cxClient = win32gui.LOWORD(lParam) # 附加参数的低位字保存窗口的宽度
wndProc.cyClient = win32gui.HIWORD(lParam) # 附加参数的高位字保存窗口的高度
if message == win32con.WM_PAINT:
hdc, paintStruct = win32gui.BeginPaint(hWnd) # 获取窗口的dc和窗口客户区所需要的信息的结构
win32gui.MoveToEx(hdc, 0, int(wndProc.cyClient /
2)) # 移动到直线的起始点，这里比win32 API少了最后一个参数
win32gui.LineTo(hdc, wndProc.cxClient,
int(wndProc.cyClient / 2)) # 画出直线
vertices = list() # 定义一个列表用来存储点，形式为[x,y]的形式
point = list() # 定义一个列表用来存储一系列作图的点
for i in range(NUM):
vertices = []
vertices.append(int(i * wndProc.cxClient / NUM)) # 计算出x坐标
vertices.append(
int(wndProc.cyClient / 2 *
(1 - math.sin(2 * math.pi * i / NUM)))) # 计算出y坐标
point.append(tuple(vertices)) # 将点添加到列表当中
win32gui.Polyline(hdc, point) # 画出正弦图像
win32gui.EndPaint(hWnd, paintStruct) # 关闭dc
return 0
if message == win32con.WM_DESTROY:
win32gui.PostQuitMessage(0) # 发送消息，退出窗口的进程
return 0
else:
return win32gui.DefWindowProc(hWnd, message, wParam,
lParam) # 其他消息路由给操作系统处理
def command(self, hwnd, msg, wparam, lparam):
id = win32gui.LOWORD(wparam)
self.execute_menu_option(id)
def callback(self, hwnd, msg, wparam, lparam): # Called when the user clicks an item. self.destroy_nothing() self.action_map[win32gui.LOWORD(wparam)].run() sys.exit(0)
def _command(klass, hwnd, msg, wparam, lparam):
wid = win32gui.LOWORD(wparam)
self = klass._instance[hwnd]
self.choose(wid)
return
def command(self, hwnd, msg, wparam, lparam):
print("command--->")
id = win32gui.LOWORD(wparam)
self.execute_menu_option(id)
print("<---command")
def command(self, hwnd, msg, wparam, lparam):
if DEBUG: print(sys._getframe(0).f_code.co_name)
id = win32gui.LOWORD(wparam)
self.execute_menu_option(id)
def OnCommand(self, hwnd, msg, wparam, lparam):
id = win32gui.LOWORD(wparam)
self.menu_options[id](self)
def _commandCallback(self, hwnd, msg, wparam, lparam):
try:
callback = self._callbacks[win32gui.LOWORD(wparam)]
except:
return
callback()
def command(self, window_id, msg, wparam, lparam):
id = win32gui.LOWORD(wparam)
if id == EXIT_COMMAND:
self.destroy(window_id, msg, wparam, lparam)
if id == OPEN_COMMAND:
webbrowser.open(self.target_url)
def wndProc(hWnd, message, wParam, lParam):
if message == self.MESSAGE:
if lParam == win32con.WM_RBUTTONUP:
self.show_menu()
return 0
elif message == win32con.WM_COMMAND:
self.execute_menu_item(win32gui.LOWORD(wParam))
return 0
elif message == self.__MESSAGE_TC:
# TaskbarCreated message indicates all tray icons have been removed,
# so we should add our tray icon again, not updating it.
self.__NOTIFY_ID = None
self.update_tray_icon()
return 0
elif message == win32con.WM_PAINT:
hdc, paintStruct = win32gui.BeginPaint(hWnd)
if self.font is None:
self.init_font(hdc, paintStruct)
# Set the font
win32gui.SelectObject(hdc, self.font)
text = str(self.key_count)
# Clear window content
win32gui.DefWindowProc(hWnd, message, wParam, lParam)
# Dynamically change window size & position if necessary
text_extent = win32gui.GetTextExtentPoint32(hdc, text)
window_rect = win32gui.GetClientRect(hWnd)
window_width = window_rect[2] - window_rect[0]
window_height = window_rect[3] - window_rect[1]
if window_width != text_extent[0]\
or window_height != text_extent[1]:
pass
_, _, screen_width, screen_height = get_workarea_rect()
win32gui.SetWindowPos(
self.HWND,
None,
screen_width - text_extent[0], # x
screen_height - text_extent[1], # y
text_extent[0], # width
text_extent[1], # height
0)
# http://msdn.microsoft.com/en-us/library/windows/desktop/dd162498(v=vs.85).aspx
win32gui.DrawText(
hdc,
text,
len(text), # somehow -1 does not work
tuple(win32gui.GetClientRect(hWnd)),
(win32con.DT_BOTTOM | win32con.DT_NOCLIP
| win32con.DT_SINGLELINE | win32con.DT_RIGHT))
self.__last_text_extent = text_extent
win32gui.EndPaint(hWnd, paintStruct)
return 0
elif message == win32con.WM_CLOSE:
self.log('Window is closing, saving data now')
super(KeyCounter, self).stop()
return win32gui.DefWindowProc(hWnd, message, wParam, lParam)
# The operating system wants to end the session
elif message == win32con.WM_QUERYENDSESSION:
self.log('Session might end soon, saving data now')
super(KeyCounter, self).stop()
return win32gui.DefWindowProc(hWnd, message, wParam, lParam)
# The operating system is ending the session
elif message == win32con.WM_ENDSESSION:
self.log('Session %s ending',
'is' if wParam == win32con.TRUE else 'is not')
super(KeyCounter, self).stop()
return win32gui.DefWindowProc(hWnd, message, wParam, lParam)
else:
return win32gui.DefWindowProc(hWnd, message, wParam, lParam)
