pyqt matploit menu

by · 2019年11月13日 · 1169 Words · ~3min reading time | Improve on


原文链接： pyqt matploit menu
import sys
from PyQt5.QtGui import QIcon
from PyQt5.QtWidgets import QMainWindow, QMenuBar, QToolBar, QTextEdit, QAction, QApplication, qApp, QMessageBox
from PyQt5.QtCore import Qt

import threading
import time

songs = ['爱情买卖','朋友','回家过年','好日子']
films = ['阿凡达','猩球崛起']
    
class MyWindow(QMainWindow):
    def __init__(self):
        super().__init__()

        self.resize(677, 442)
        self.setWindowTitle("我的程序")
        
        self.createUI()
        self.createAction()
        self.createStatusbar()
        self.createMenu()
        self.createToolbar()
        
    def createUI(self):
        self.textedit = QTextEdit()
        self.setCentralWidget(self.textedit)

    # 动作
    def createAction(self):
        self.exit_action = QAction(QIcon("ico_new.jpg"), "退出", self, triggered=qApp.quit)
        self.exit_action.setStatusTip("退出程序")
        self.exit_action.setShortcut("Ctrl+Q")
        self.exit_action.triggered.connect(qApp.quit)

    # 状态栏
    def createStatusbar(self):
        self.statusBar()

    # 菜单栏
    def createMenu(self):
        #menubar = QMenuBar(self)
        menubar = self.menuBar()
        menu = menubar.addMenu("文件(F)")
        menu.addAction(QAction(QIcon("ico_new_16_16.jpg"), "新建", self, triggered=qApp.quit)) # 带图标，文字
        menu.addAction(QAction(QIcon("ico_open_16_16.jpg"), "打开", self, triggered=qApp.quit))
        menu.addAction(QAction(QIcon("ico_save_16_16.jpg"), "保存", self, triggered=qApp.quit))
        menu.addSeparator()
        menu.addAction(QAction(QIcon("ico_close_16_16.jpg"), "关闭", self, triggered=lambda :QMessageBox.about(self, '关闭','关闭。。。')))

        menu = menubar.addMenu("编辑(E)")
        menu.addAction(QAction("撤销", self, triggered=qApp.quit)) # 不带图标
        menu.addAction(QAction("剪切", self, triggered=qApp.quit))
        menu.addAction(QAction("复制", self, triggered=qApp.quit))
        menu.addAction(QAction("粘贴", self, triggered=qApp.quit))
        
        menu = menubar.addMenu("娱乐(S)")
        menu.addAction(QAction("音乐", self, triggered=lambda :self.thread_it(self.music, songs))) # 线程
        menu.addAction(QAction("电影", self, triggered=lambda :self.thread_it(self.movie, films)))
        
        menu = menubar.addMenu("帮助(H)")
        menu.addAction('&New', lambda :QMessageBox.about(self, 'New','新建。。。'), Qt.CTRL + Qt.Key_N) # 注意快捷键
        menu.addAction('关于', lambda :QMessageBox.about(self, '关于','关于。。。'), Qt.CTRL + Qt.Key_Q)

        
    # 工具栏
    def createToolbar(self):
        toolbar = self.addToolBar('文件')
        toolbar.addAction(QAction(QIcon("ico_new_16_16.jpg"), "新建", self, triggered=qApp.quit)) # 带图标，文字
        toolbar.addAction(QAction(QIcon("ico_open_16_16.jpg"), "打开", self, triggered=qApp.quit))
        toolbar.addSeparator()
        toolbar.addAction(QAction(QIcon("ico_save_16_16.jpg"), "打开", self, triggered=qApp.quit))
        
        toolbar = self.addToolBar("编辑")
        toolbar.addAction(QAction("撤销", self, triggered=qApp.quit)) # 不带图标
        toolbar.addAction(QAction("剪切", self, triggered=qApp.quit))
        
    # 逻辑：听音乐
    def music(self, songs):
        for x in songs:
            self.textedit.append("听音乐：%s \t-- %s" %(x, time.ctime()))
            time.sleep(3)
            
    # 逻辑：看电影
    def movie(self, films):
        for x in films:
            self.textedit.append("看电影：%s \t-- %s" %(x, time.ctime()))
            time.sleep(5)
            
    # 打包进线程（耗时的操作）
    @staticmethod
    def thread_it(func, *args):
        t = threading.Thread(target=func, args=args) 
        t.setDaemon(True)   # 守护--就算主界面关闭，线程也会留守后台运行（不对!）
        t.start()           # 启动
        # t.join()          # 阻塞--会卡死界面！

app = QApplication(sys.argv)
win = MyWindow()
win.show()
sys.exit(app.exec_())

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