网上的SysTrayIcon改的,Tk页面最小化至托盘,托盘图标左键单击恢复Tk界面
1.点击最小化隐藏至托盘
2.托盘图标右键菜单展示,左键返回Tk界面。
托盘图标可以自定义,修改了SysTrayIcon更容易调用,Demo窗口加了注释,具体查看 _Main 类。
代码如下:
import win32api, win32con, win32gui_struct, win32gui
import os, tkinter as tk
class SysTrayIcon (object):
'''SysTrayIcon类用于显示任务栏图标'''
QUIT = 'QUIT'
SPECIAL_ACTIONS = [QUIT]
FIRST_ID = 5320
def __init__(s, icon, hover_text, menu_options, on_quit, tk_window = None, default_menu_index=None, window_class_name = None):
'''
icon 需要显示的图标文件路径
hover_text 鼠标停留在图标上方时显示的文字
menu_options 右键菜单,格式: (('a', None, callback), ('b', None, (('b1', None, callback),)))
on_quit 传递退出函数,在执行退出时一并运行
tk_window 传递Tk窗口,s.root,用于单击图标显示窗口
default_menu_index 不显示的右键菜单序号
window_class_name 窗口类名
'''
s.icon = icon
s.hover_text = hover_text
s.on_quit = on_quit
s.root = tk_window
menu_options = menu_options + (('退出', None, s.QUIT),)
s._next_action_id = s.FIRST_ID
s.menu_actions_by_id = set()
s.menu_options = s._add_ids_to_menu_options(list(menu_options))
s.menu_actions_by_id = dict(s.menu_actions_by_id)
del s._next_action_id
s.default_menu_index = (default_menu_index or 0)
s.window_class_name = window_class_name or "SysTrayIconPy"
message_map = {win32gui.RegisterWindowMessage("TaskbarCreated"): s.restart,
win32con.WM_DESTROY : s.destroy,
win32con.WM_COMMAND : s.command,
win32con.WM_USER+20 : s.notify ,}
# 注册窗口类。
wc = win32gui.WNDCLASS()
wc.hInstance = win32gui.GetModuleHandle(None)
wc.lpszClassName = s.window_class_name
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 #也可以指定wndproc.
s.classAtom = win32gui.RegisterClass(wc)
def activation(s):
'''激活任务栏图标,不用每次都重新创建新的托盘图标'''
hinst = win32gui.GetModuleHandle(None)# 创建窗口。
style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
s.hwnd = win32gui.CreateWindow(s.classAtom,
s.window_class_name,
style,
0, 0,
win32con.CW_USEDEFAULT,
win32con.CW_USEDEFAULT,
0, 0, hinst, None)
win32gui.UpdateWindow(s.hwnd)
s.notify_id = None
s.refresh(title = '软件已后台!', msg = '点击重新打开', time = 500)
win32gui.PumpMessages()
def refresh(s, title = '', msg = '', time = 500):
'''刷新托盘图标
title 标题
msg 内容,为空的话就不显示提示
time 提示显示时间'''
hinst = win32gui.GetModuleHandle(None)
if os.path.isfile(s.icon):
icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
hicon = win32gui.LoadImage(hinst, s.icon, win32con.IMAGE_ICON,
0, 0, icon_flags)
else: # 找不到图标文件 - 使用默认值
hicon = win32gui.LoadIcon(0, win32con.IDI_APPLICATION)
if s.notify_id: message = win32gui.NIM_MODIFY
else: message = win32gui.NIM_ADD
s.notify_id = (s.hwnd, 0, # 句柄、托盘图标ID
win32gui.NIF_ICON | win32gui.NIF_MESSAGE | win32gui.NIF_TIP | win32gui.NIF_INFO, #托盘图标可以使用的功能的标识
win32con.WM_USER + 20, hicon, s.hover_text, # 回调消息ID、托盘图标句柄、图标字符串
msg, time, title, # 提示内容、提示显示时间、提示标题
win32gui.NIIF_INFO # 提示用到的图标
)
win32gui.Shell_NotifyIcon(message, s.notify_id)
def show_menu(s):
'''显示右键菜单'''
menu = win32gui.CreatePopupMenu()
s.create_menu(menu, s.menu_options)
pos = win32gui.GetCursorPos()
win32gui.SetForegroundWindow(s.hwnd)
win32gui.TrackPopupMenu(menu,
win32con.TPM_LEFTALIGN,
pos[0],
pos[1],
0,
s.hwnd,
None)
win32gui.PostMessage(s.hwnd, win32con.WM_NULL, 0, 0)
def _add_ids_to_menu_options(s, menu_options):
result = []
for menu_option in menu_options:
option_text, option_icon, option_action = menu_option
if callable(option_action) or option_action in s.SPECIAL_ACTIONS:
s.menu_actions_by_id.add((s._next_action_id, option_action))
result.append(menu_option + (s._next_action_id,))
else:
result.append((option_text,
option_icon,
s._add_ids_to_menu_options(option_action),
s._next_action_id))
s._next_action_id += 1
return result
def restart(s, hwnd, msg, wparam, lparam):
s.refresh()
def destroy(s, hwnd = None, msg = None, wparam = None, lparam = None, exit = 1):
nid = (s.hwnd, 0)
win32gui.Shell_NotifyIcon(win32gui.NIM_DELETE, nid)
win32gui.PostQuitMessage(0) # 终止应用程序。
if exit and s.on_quit: s.on_quit() #需要传递自身过去时用 s.on_quit(s)
else: s.root.deiconify() #显示tk窗口
def notify(s, hwnd, msg, wparam, lparam):
'''鼠标事件'''
if lparam==win32con.WM_LBUTTONDBLCLK:# 双击左键
pass
elif lparam==win32con.WM_RBUTTONUP: # 右键弹起
s.show_menu()
elif lparam==win32con.WM_LBUTTONUP: # 左键弹起
s.destroy(exit = 0)
return True
"""
可能的鼠标事件:
WM_MOUSEMOVE #光标经过图标
WM_LBUTTONDOWN #左键按下
WM_LBUTTONUP #左键弹起
WM_LBUTTONDBLCLK #双击左键
WM_RBUTTONDOWN #右键按下
WM_RBUTTONUP #右键弹起
WM_RBUTTONDBLCLK #双击右键
WM_MBUTTONDOWN #滚轮按下
WM_MBUTTONUP #滚轮弹起
WM_MBUTTONDBLCLK #双击滚轮
"""
def create_menu(s, menu, menu_options):
for option_text, option_icon, option_action, option_id in menu_options[::-1]:
if option_icon:
option_icon = s.prep_menu_icon(option_icon)
if option_id in s.menu_actions_by_id:
item, extras = win32gui_struct.PackMENUITEMINFO(text = option_text,
hbmpItem = option_icon,
wID = option_id)
win32gui.InsertMenuItem(menu, 0, 1, item)
else:
submenu = win32gui.CreatePopupMenu()
s.create_menu(submenu, option_action)
item, extras = win32gui_struct.PackMENUITEMINFO(text = option_text,
hbmpItem = option_icon,
hSubMenu = submenu)
win32gui.InsertMenuItem(menu, 0, 1, item)
def prep_menu_icon(s, icon):
#加载图标。
ico_x = win32api.GetSystemMetrics(win32con.SM_CXSMICON)
ico_y = win32api.GetSystemMetrics(win32con.SM_CYSMICON)
hicon = win32gui.LoadImage(0, icon, win32con.IMAGE_ICON, ico_x, ico_y, win32con.LR_LOADFROMFILE)
hdcBitmap = win32gui.CreateCompatibleDC(0)
hdcScreen = win32gui.GetDC(0)
hbm = win32gui.CreateCompatibleBitmap(hdcScreen, ico_x, ico_y)
hbmOld = win32gui.SelectObject(hdcBitmap, hbm)
brush = win32gui.GetSysColorBrush(win32con.COLOR_MENU)
win32gui.FillRect(hdcBitmap, (0, 0, 16, 16), brush)
win32gui.DrawIconEx(hdcBitmap, 0, 0, hicon, ico_x, ico_y, 0, 0, win32con.DI_NORMAL)
win32gui.SelectObject(hdcBitmap, hbmOld)
win32gui.DeleteDC(hdcBitmap)
return hbm
def command(s, hwnd, msg, wparam, lparam):
id = win32gui.LOWORD(wparam)
s.execute_menu_option(id)
def execute_menu_option(s, id):
menu_action = s.menu_actions_by_id[id]
if menu_action == s.QUIT:
win32gui.DestroyWindow(s.hwnd)
else:
menu_action(s)
class _Main: #调用SysTrayIcon的Demo窗口
def __init__(s):
s.SysTrayIcon = None # 判断是否打开系统托盘图标
def main(s):
#tk窗口
s.root = tk.Tk()
s.root.bind("<Unmap>", lambda event: s.Hidden_window() if s.root.state() == 'iconic' else False) #窗口最小化判断,可以说是调用最重要的一步
s.root.protocol('WM_DELETE_WINDOW', s.exit) #点击Tk窗口关闭时直接调用s.exit,不使用默认关闭
s.root.resizable(0,0) #锁定窗口大小不能改变
s.root.mainloop()
def switch_icon(s, _sysTrayIcon, icon = 'D:\\2.ico'):
#点击右键菜单项目会传递SysTrayIcon自身给引用的函数,所以这里的_sysTrayIcon = s.sysTrayIcon
#只是一个改图标的例子,不需要的可以删除此函数
_sysTrayIcon.icon = icon
_sysTrayIcon.refresh()
#气泡提示的例子
s.show_msg(title = '图标更换', msg = '图标更换成功!', time = 500)
def show_msg(s, title = '标题', msg = '内容', time = 500):
s.SysTrayIcon.refresh(title = title, msg = msg, time = time)
def Hidden_window(s, icon = 'D:\\1.ico', hover_text = "SysTrayIcon.py Demo"):
'''隐藏窗口至托盘区,调用SysTrayIcon的重要函数'''
#托盘图标右键菜单, 格式: ('name', None, callback),下面也是二级菜单的例子
#24行有自动添加‘退出’,不需要的可删除
menu_options = (('一级 菜单', None, s.switch_icon),
('二级 菜单', None, (('更改 图标', None, s.switch_icon), )))
s.root.withdraw() #隐藏tk窗口
if not s.SysTrayIcon: s.SysTrayIcon = SysTrayIcon(
icon, #图标
hover_text, #光标停留显示文字
menu_options, #右键菜单
on_quit = s.exit, #退出调用
tk_window = s.root, #Tk窗口
)
s.SysTrayIcon.activation()
def exit(s, _sysTrayIcon = None):
s.root.destroy()
print ('exit...')
if __name__ == '__main__':
Main = _Main()
Main.main()
标签:tkinter,option,python,menu,系统托盘,win32gui,win32con,图标,icon
From: https://www.cnblogs.com/ddgo/p/17994150