from PyQt6.QtCore import QT_VERSION_STR, PYQT_VERSION_STR
QT_VERSION_STR, PYQT_VERSION_STR

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel
from PyQt6.QtGui import QIcon, QFont
from PyQt6.QtCore import Qt
#從QWidget類派生的桌面應(yīng)用程序窗口類
class MyWindow(QWidget):  #QtWidgets模塊：包含應(yīng)用程序類、窗口類、控件類和組件類
	#構(gòu)造函數(shù)
    def __init__(self): 
        super().__init__() # 調(diào)用基類的構(gòu)造函數(shù)
        self.setWindowTitle('Hello World') # 設(shè)置標(biāo)題
        #self.setWindowIcon(QIcon('res/qt.png')) # 可以設(shè)置圖標(biāo)
        lab = QLabel('Hello World', self) # 實(shí)例化標(biāo)簽
        lab.resize(320,160) # 設(shè)置標(biāo)簽大小
        lab.setFont(QFont('Arial', 32, QFont.Weight.Bold)) # 設(shè)置字體字號(hào)
        lab.setAlignment(Qt.AlignmentFlag.AlignCenter) # 文本在標(biāo)簽內(nèi)居中
        self.show() # 顯示窗口
if __name__ == '__main__':
    app = QApplication(sys.argv) # 創(chuàng)建應(yīng)用程序，接收來(lái)自命令行的參數(shù)列表
    win = MyWindow() # 創(chuàng)建窗口,這里初始化的時(shí)候不需要QWidget入?yún)?
    sys.exit(app.exec()) # 應(yīng)用程序主循環(huán)結(jié)束后，調(diào)用sys.exit()方法清理現(xiàn)場(chǎng)

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QLineEdit, QPushButton, QHBoxLayout, QVBoxLayout
from PyQt6.QtGui import QIcon
from PyQt6.QtCore import Qt
class MyWindow(QWidget):
    def __init__(self):     
        super().__init__()
        self.setWindowTitle('分區(qū)布局')
        self.setGeometry(400, 300, 320, 160) # 設(shè)置窗位置和大小
        lab_acc = QLabel('賬號(hào)：') # 實(shí)例化標(biāo)簽
        account = QLineEdit() #單行文本編輯框
        account.setAlignment(Qt.AlignmentFlag.AlignCenter) # 文本在標(biāo)簽內(nèi)居中
        lab_pw = QLabel('密碼：')
        passwd = QLineEdit()
        passwd.setAlignment(Qt.AlignmentFlag.AlignCenter)
        passwd.setEchoMode(QLineEdit.EchoMode.Password) # 不顯示密碼
        btn_ok = QPushButton('確定') #按鈕
        btn_cancel = QPushButton('取消')
        # 使用水平布局管理器布局lab_acc控件和account控件，左右留白10像素
        hbox_acc = QHBoxLayout() #水平布局管理器
        hbox_acc.addSpacing(10)  #水平布局間隔
        hbox_acc.addWidget(lab_acc) #將實(shí)例化標(biāo)簽賬號(hào)放入
        hbox_acc.addWidget(account) #將#單行文本編輯框放入
        hbox_acc.addSpacing(10)
        # 使用水平布局管理器布局lab_pw控件和passwd控件，左右留白10像素
        hbox_pw = QHBoxLayout() #垂直布局管理器
        hbox_pw.addSpacing(10)
        hbox_pw.addWidget(lab_pw)
        hbox_pw.addWidget(passwd)
        hbox_pw.addSpacing(10)
        # 使用水平布局管理器布局btn_ok控件和btn_cancel控件
        hbox_btn = QHBoxLayout() # 水平布局管理器
        hbox_btn.addStretch(5) # 設(shè)置左側(cè)拉伸因子
        hbox_btn.addWidget(btn_ok) # 添加btn_ok控件
        hbox_btn.addWidget(btn_cancel) # 添加btn_cancel控件
        hbox_btn.addStretch(1) # 設(shè)置右側(cè)拉伸因子
        # 使用垂直布局管理器布局上面3個(gè)水平布局管理器
        vbox = QVBoxLayout() 
        vbox.addSpacing(10)
        vbox.addLayout(hbox_acc)
        vbox.addSpacing(5)
        vbox.addLayout(hbox_pw)
        vbox.addStretch(1)
        vbox.addLayout(hbox_btn)
        vbox.addSpacing(10)
        # 將垂直布局管理器應(yīng)用到窗口
        self.setLayout(vbox)
        self.show() # 顯示窗口
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QPushButton, QGridLayout
from PyQt6.QtGui import QIcon
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('柵格布局')
        self.initUI() # 初始化界面
        self.show() # 顯示窗口
    def initUI(self):   #創(chuàng)建一個(gè)5*5的數(shù)組，后面會(huì)逐一放入柵格
        keys = [
            ['(', ')', 'Back', 'Clear'],
            ['7',  '8',  '9',  '/'], 
            ['4',  '5',  '6',  '*'], 
            ['1',  '2',  '3',  '-'], 
            ['0',  '.',  '=',  '+']
        ]  
        grid = QGridLayout() # 創(chuàng)建網(wǎng)格布局管理器
        self.setLayout(grid) # 將網(wǎng)格布局管理器應(yīng)用到窗口
        for i in range(5):
            for j in range(4):
                button = QPushButton(keys[i][j])
                grid.addWidget(button, i, j) #將元素放入柵格，i是橫坐標(biāo)，j是縱坐標(biāo)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QLineEdit, QPushButton, QVBoxLayout, QFormLayout
from PyQt6.QtGui import QIcon
from PyQt6.QtCore import Qt
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('表單布局')
        self.setGeometry(400, 300, 320, 200) # 設(shè)置窗位置和大小
        form = QFormLayout() # 創(chuàng)建表單布局管理器
        form.setLabelAlignment(Qt.AlignmentFlag.AlignRight) #設(shè)置標(biāo)簽右對(duì)齊（默認(rèn)左對(duì)齊）
        name = QLineEdit() #單行文本編輯框
        mobile = QLineEdit()
        passwd = QLineEdit()
        addr = QLineEdit()
        form.addRow('姓名', name) #將文本放入form中
        form.addRow('移動(dòng)電話', mobile)
        form.addRow('密碼', passwd)
        form.addRow('通訊地址', addr)
        name.setPlaceholderText("請(qǐng)輸入姓名") #設(shè)置placeholder灰體默認(rèn)值
        mobile.setPlaceholderText("請(qǐng)輸入移動(dòng)電話")
        passwd.setPlaceholderText("請(qǐng)輸入密碼")
        addr.setPlaceholderText("請(qǐng)輸入通訊地址")
        name.setEchoMode(QLineEdit.EchoMode.Normal) #EchoMode為Normal：顯示輸入的字符。這是默認(rèn)值
        mobile.setEchoMode(QLineEdit.EchoMode.NoEcho) #EchoMode為NoEcho：不顯示任何東西。這可能適用于連密碼長(zhǎng)度都應(yīng)該保密的密碼。
        passwd.setEchoMode(QLineEdit.EchoMode.Password) #EchoMode為Password：顯示平臺(tái)相關(guān)的密碼掩碼字符，而不是實(shí)際輸入的字符。
        addr.setEchoMode(QLineEdit.EchoMode.PasswordEchoOnEdit) #EchoMode為PasswordEchoOnEdit：在編輯時(shí)顯示輸入的字符，否則顯示與密碼相同的字符。
        btn_ok = QPushButton('確定')
        vbox = QVBoxLayout() #垂直布局管理器布局
        vbox.addSpacing(10)
        vbox.addLayout(form)
        vbox.addStretch(1)
        vbox.addWidget(btn_ok, alignment=Qt.AlignmentFlag.AlignCenter)
        vbox.addSpacing(10)
        # 將垂直布局管理器應(yīng)用到窗口
        self.setLayout(vbox)
        self.show() # 顯示窗口
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QHBoxLayout
from PyQt6.QtCore import Qt
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('事件和事件函數(shù)')
        self.setGeometry(400, 300, 320, 80)
        self.initUI() # 初始化界面
        self.show()
    def initUI(self):
        lab = QLabel('按Esc鍵關(guān)閉窗口')
        box = QHBoxLayout()
        box.addStretch(1)
        box.addWidget(lab)
        box.addStretch(1)
        self.setLayout(box)
	#重寫(xiě)"鍵盤(pán)按下事件"的事件函數(shù)，指定ESC鍵作為觸發(fā)事件的鍵（如果不指定就是所有鍵都會(huì)觸發(fā)事件）
    def keyPressEvent(self, evt):
        if evt.key() == Qt.Key.Key_Escape.value: #Qt.Key對(duì)應(yīng)的鍵盤(pán)下面有對(duì)照表
            self.close()
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QHBoxLayout
from PyQt6.QtCore import Qt, QEvent
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('事件和事件函數(shù)')
        self.setGeometry(400, 300, 320, 80)
        self.initUI() # 初始化界面
        self.show()
    def initUI(self):
        lab = QLabel('按Esc鍵關(guān)閉窗口')
        box = QHBoxLayout()
        box.addStretch(1)
        box.addWidget(lab)
        box.addStretch(1)
        self.setLayout(box)
	#重寫(xiě)"鍵盤(pán)按下事件"的事件函數(shù)，指定ESC鍵作為觸發(fā)事件的鍵（如果不指定就是所有鍵都會(huì)觸發(fā)事件）
    def keyPressEvent(self, evt):
        if evt.key() == Qt.Key.Key_Escape.value: 
            self.close()
    #事件過(guò)濾方法
    def eventFilter(self, objwatched, evt):
        if evt.type() == QEvent.Type.KeyPress.value:
            print('忽略按鍵事件')
            return True
        return super().eventFilter(objwatched, evt)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    app.installEventFilter(win) #安裝本對(duì)象的事件過(guò)濾器
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QPushButton, QMessageBox, QApplication, QWidget
class Window(QWidget):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.setWindowTitle('按鈕事件')
        self.resize(300, 200)
        self.btn = QPushButton('按鈕', self)
        self.init_ui()
    def init_ui(self):
        self.btn.resize(100, 30)
        self.btn.move(100, 50)   #按鈕的位置
        self.btn.clicked.connect(self.btn_hand) #使用connect綁定事件，點(diǎn)擊按鈕時(shí)觸發(fā)
        self.close()
    def btn_hand(self):
        widget = QWidget()
        QMessageBox.information(widget, 'Pop messgae', 'OK') #觸發(fā)的事件時(shí)彈出會(huì)話框
if __name__ == "__main__":
    app = QApplication(sys.argv)
    window = Window()
    window.show()
    sys.exit(app.exec())

import sys
from PyQt6.QtCore import pyqtSignal, Qt
from PyQt6.QtWidgets import *
class WinForm(QWidget):
    # 自定義信號(hào)，不帶參數(shù)
    button_clicked_signal = pyqtSignal()
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setWindowTitle('自定義信號(hào)和槽函數(shù)示例')
        self.resize(300, 150)
        # 接收信號(hào)，連接到自定義槽函數(shù)
        self.button_clicked_signal.connect(self.pop_message)
    def pop_message(self):
        QMessageBox.information(self, 'Pop messgae', 'OK')
    def mousePressEvent(self, event):        # 重寫(xiě)鼠標(biāo)按下事件
        super().mousePressEvent(event)
        if event.button() == Qt.MouseButton.LeftButton:     # 當(dāng)鼠標(biāo)左鍵單擊時(shí)
            self.button_clicked_signal.emit()     # 發(fā)射信號(hào)
if __name__ == '__main__':
    app = QApplication(sys.argv)
    win = WinForm()
    win.show()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication,QMainWindow,QWidget,QProgressBar,QVBoxLayout,QPushButton
from PyQt6.QtCore import QThread,QObject,pyqtSignal,Qt
#線程函數(shù) 
class CountSever(QObject):
    _isrun = False #線程是否運(yùn)行全局變量
    countupdate = pyqtSignal()  #自定義信號(hào)
    #構(gòu)造函數(shù)
    def __init__(self, interval) -> None:  #-> None 表示返回的數(shù)值類型不受限制
        super().__init__()
        self.interval = interval #執(zhí)行間隔,初始化的時(shí)候在構(gòu)造函數(shù)中指定,如self.cs1 = CountSever(100)代表每100ms執(zhí)行一次
    #判斷單個(gè)線程是否運(yùn)行
    def isrun(self,value:bool):
        self._isrun = value
    #線程運(yùn)行函數(shù)
    def run(self):
        while True:
            pass
            while self._isrun:
                self.countupdate.emit()  #當(dāng)線程運(yùn)行時(shí)發(fā)射自定義信號(hào)
                QThread.msleep(self.interval) #設(shè)置線程執(zhí)行間隔
 #進(jìn)度條主界面，QMainWindow--頂層窗口類，重量級(jí)控件。
class MainWindow(QMainWindow):
    countstart = pyqtSignal(bool) #自定義信號(hào)對(duì)象
    def __init__(self) -> None: #-> None 表示返回的數(shù)值類型不受限制
        super().__init__() 
        self.init_ui()
        self.setcenter() #調(diào)用下面的居中方法
    def init_ui(self):
        self.setWindowTitle("線程刷新進(jìn)度條")
        self.resize(400, 300)
        self.main_widget = QWidget()
        self.setCentralWidget(self.main_widget) #居中展示
        self.main_layout = QVBoxLayout()  ##垂直布局管理器布局
        self.main_layout.setAlignment(Qt.AlignmentFlag.AlignHCenter)
        self.main_widget.setLayout(self.main_layout)
        #設(shè)置四個(gè)進(jìn)度條
        self.progress_1 = QProgressBar(self) #ProgressBar提供了一個(gè)水平或垂直的進(jìn)度條，可以使用setMinimum()和setMaximum指定最小和最大步數(shù)
        self.progress_1.setRange(0,100)
        self.main_layout.addWidget(self.progress_1) #在頁(yè)面布局中添加進(jìn)度條控件
        self.progress_2 = QProgressBar(self)
        self.progress_2.setRange(0,100)
        self.main_layout.addWidget(self.progress_2)
        self.main_layout.addStretch(1)
        self.progress_3 = QProgressBar(self)
        self.progress_3.setRange(0, 100)
        self.main_layout.addWidget(self.progress_3)
        self.progress_4 = QProgressBar(self)
        self.progress_4.setRange(0, 100)
        self.main_layout.addWidget(self.progress_4)
        self.btn_start = QPushButton("Start")
        self.btn_start.setFixedSize(120,30)
        #點(diǎn)擊start按鈕觸發(fā)下面定義的start方法，start方法會(huì)根據(jù)當(dāng)前按鈕發(fā)送True/Flase的信號(hào)給countstart自定義對(duì)象，然后這個(gè)True/Flase決定了isrun的結(jié)果，決定線程是否運(yùn)行
        self.btn_start.clicked.connect(self.start) 
        self.main_layout.addWidget(self.btn_start) #將開(kāi)始按鈕放入布局中
        self.main_layout.setAlignment(self.btn_start,Qt.AlignmentFlag.AlignCenter)
        # thread
        self.cs1 = CountSever(100) #每100ms執(zhí)行一次
        #自定義信號(hào)綁定下面的事件countupdate，下面的 self.progress_1.setValue(self.progress_1.value() + 1)表示執(zhí)行一次進(jìn)度條progress_1的值加一，range值是0-100，加到100便會(huì)停止線程
        self.cs1.countupdate.connect(self.countupdate) 
        self.countstart.connect(self.cs1.isrun) #自定義信號(hào)綁定下面的事件：判斷線程是否在運(yùn)行
        self.th1 = QThread()
        self.cs1.moveToThread(self.th1) #moveToThread函數(shù)：給多個(gè)任務(wù)各分配一個(gè)線程去執(zhí)行
        self.th1.started.connect(self.cs1.run) #QThread提供了QThread::started()（當(dāng)線程開(kāi)始時(shí)發(fā)射）和QThread::finished()（在線程運(yùn)行結(jié)束后發(fā)射）兩個(gè)信號(hào)
        self.th1.start() #線程開(kāi)始執(zhí)行
        self.cs2 = CountSever(150)
        self.cs2.countupdate.connect(self.countupdate)
        self.countstart.connect(self.cs2.isrun)
        self.th2 = QThread()
        self.cs2.moveToThread(self.th2)
        self.th2.started.connect(self.cs2.run)
        self.th2.start()
        self.cs3 = CountSever(1000)
        self.cs3.countupdate.connect(self.countupdate)
        self.countstart.connect(self.cs3.isrun)
        self.th3 = QThread()
        self.cs3.moveToThread(self.th3)
        self.th3.started.connect(self.cs3.run)
        self.th3.start()
        self.cs4 = CountSever(1500)
        self.cs4.countupdate.connect(self.countupdate)
        self.countstart.connect(self.cs4.isrun)
        self.th4 = QThread()
        self.cs4.moveToThread(self.th4)
        self.th4.started.connect(self.cs4.run)
        self.th4.start()
    def setcenter(self): #界面居中顯示
        win_rect = self.frameGeometry()
        screen_center = self.screen().availableGeometry().center()
        win_rect.moveCenter(screen_center)
        self.move(win_rect.topLeft())
    #start方法會(huì)根據(jù)當(dāng)前按鈕發(fā)送True/Flase的信號(hào)給countstart自定義對(duì)象，然后這個(gè)True/Flase決定了isrun的結(jié)果，決定線程是否運(yùn)行
    def start(self):
        if self.btn_start.text() == "Start":
            self.countstart.emit(True)
            self.btn_start.setText("Pause")
        elif self.btn_start.text() == "Pause":
            self.countstart.emit(False)
            self.btn_start.setText("Start")
    def countupdate(self):
        if self.sender() == self.cs1:
            self.progress_1.setValue(self.progress_1.value() + 1)  #表示執(zhí)行一次進(jìn)度條progress_1的值加一，range值是0-100，加到100便會(huì)停止線程
        elif self.sender() == self.cs2:
            self.progress_2.setValue(self.progress_2.value() + 1)
        elif self.sender() == self.cs3:
            self.progress_3.setValue(self.progress_3.value() + 1)
        elif self.sender() == self.cs4:
            self.progress_4.setValue(self.progress_4.value() + 1)
if __name__ == "__main__":
    """ 主程序運(yùn)行 """
    app = QApplication(sys.argv)
    main_window = MainWindow()
    main_window.show()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QMainWindow, QWidget, QLabel, QHBoxLayout
from PyQt6.QtGui import QIcon, QPixmap
from PyQt6.QtCore import Qt
class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('狀態(tài)欄')
        self.initUI() # 初始化界面
        self.center() # 窗口在屏幕上居中
        self.show() # 顯示窗口
    def center(self):
        win_rect = self.frameGeometry() # 窗口矩形（QRect類）
        scr_center = self.screen().availableGeometry().center() # 屏幕中心
        win_rect.moveCenter(scr_center) # 窗口矩形中心移動(dòng)到屏幕中心
        self.move(win_rect.topLeft()) # 移動(dòng)窗口和窗口矩形重合
    def initUI(self):
        self.resize(400, 300)
        lab = QLabel()
        box = QHBoxLayout()
        box.addWidget(lab)
        self.main_widget = QWidget()
        self.main_widget.setLayout(box)
        self.setCentralWidget(self.main_widget)
        # 對(duì)于需要處理鼠標(biāo)移動(dòng)事件的部件，開(kāi)啟感知鼠標(biāo)移動(dòng)軌跡
        lab.setMouseTracking(True)
        self.main_widget.setMouseTracking(True)
        self.setMouseTracking(True)
        self.sbar = self.statusBar() # 返回窗口狀態(tài)欄
        self.mouth_info = QLabel() # 顯示鼠標(biāo)坐標(biāo)的標(biāo)簽
        self.sbar.addPermanentWidget(self.mouth_info) # 將顯示鼠標(biāo)坐標(biāo)的標(biāo)簽添加到狀態(tài)欄
        self.sbar.addPermanentWidget(QLabel('版權(quán)所有 ')) # 將版權(quán)聲明添加到狀態(tài)欄
        self.sbar.showMessage('準(zhǔn)備就緒', 3000) # 顯示消息，3秒鐘后消失
    def enterEvent(self, evt):
        """響應(yīng)鼠標(biāo)進(jìn)入窗口事件"""
        #QStatusBar.showMessage(str, msecs=0)：顯示str消息持續(xù)msecs毫秒。如果msecs為0（默認(rèn)），則消息將一直顯示，直到調(diào)用clearMessage()或再次showMessage以更改消息。
        self.sbar.showMessage('鼠標(biāo)進(jìn)入', 3000) 
    def leaveEvent(self, evt):
        """響應(yīng)鼠標(biāo)離開(kāi)窗口事件"""
        self.sbar.showMessage('鼠標(biāo)離開(kāi)', 3000)
        self.mouth_info.setText('')
    def mouseMoveEvent(self, evt):
        """響應(yīng)鼠標(biāo)移動(dòng)事件"""
        pos = evt.position()
        self.mouth_info.setText('x=%d, y=%d '%(pos.x(), pos.y()))
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MainWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QMainWindow
from PyQt6.QtGui import QIcon, QAction
class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('菜單欄')
        self.resize(250, 150)
        self.initUI() # 初始化界面
        self.center() # 窗口在屏幕上居中
        self.show() # 顯示窗口
    def center(self):
        win_rect = self.frameGeometry() # 窗口矩形（QRect類）
        scr_center = self.screen().availableGeometry().center() # 屏幕中心
        win_rect.moveCenter(scr_center) # 窗口矩形中心移動(dòng)到屏幕中心
        self.move(win_rect.topLeft()) # 移動(dòng)窗口和窗口矩形重合
    def initUI(self):
        self.sbar = self.statusBar() # 返回窗口狀態(tài)欄
        #openAction = QAction(QIcon('res/open_mso.png'), '&打開(kāi)', self) 可以在第一個(gè)參數(shù)設(shè)置圖片
        openAction = QAction('&打開(kāi)', self)
        openAction.setShortcut('Ctrl+O')  #設(shè)置快捷鍵
        openAction.setStatusTip('打開(kāi)文件') #設(shè)置狀態(tài)提示文字
        openAction.triggered.connect(lambda : print('此處彈出打開(kāi)文件的對(duì)話框'))
        saveAction = QAction('&保存', self)
        saveAction.setShortcut('Ctrl+S')
        saveAction.setStatusTip('保存文件')
        saveAction.triggered.connect(lambda : print('此處彈出保存文件的對(duì)話框'))
        quitAction = QAction('&退出', self)
        quitAction.setShortcut('Ctrl+Q')
        quitAction.setStatusTip('退出程序')
        quitAction.triggered.connect(self.close)
        singleAction = QAction('&個(gè)人權(quán)限', self)
        singleAction.setStatusTip('個(gè)人權(quán)限')
        singleAction.triggered.connect(lambda : print('此處響應(yīng)個(gè)人權(quán)限操作'))
        groupAction = QAction('&組權(quán)限', self)
        groupAction.setStatusTip('組權(quán)限')
        groupAction.triggered.connect(lambda : print('此處響應(yīng)組權(quán)限操作'))
        mb = self.menuBar()
        fm = mb.addMenu('&文件')
        fm.addAction(openAction)
        fm.addAction(saveAction)
        fm.addSeparator()
        subMenu = fm.addMenu('權(quán)限')
        subMenu.addAction(singleAction)
        subMenu.addAction(groupAction)
        fm.addSeparator()
        fm.addAction(quitAction)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MainWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QMainWindow, QToolBar
from PyQt6.QtGui import QIcon, QAction
from PyQt6.QtCore import Qt
class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('工具欄')
        self.resize(400, 300)
        self.initUI() # 初始化界面
        self.center() # 窗口在屏幕上居中
        self.show() # 顯示窗口
    def center(self):
        win_rect = self.frameGeometry() # 窗口矩形（QRect類）
        scr_center = self.screen().availableGeometry().center() # 屏幕中心
        win_rect.moveCenter(scr_center) # 窗口矩形中心移動(dòng)到屏幕中心
        self.move(win_rect.topLeft()) # 移動(dòng)窗口和窗口矩形重合
    def initUI(self):
        self.sbar = self.statusBar() # 返回窗口狀態(tài)欄
        import sys
from PyQt6.QtWidgets import QApplication, QMainWindow, QToolBar
from PyQt6.QtGui import QIcon, QAction
from PyQt6.QtCore import Qt
class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('工具欄')
        self.resize(400, 300)
        self.initUI() # 初始化界面
        self.center() # 窗口在屏幕上居中
        self.show() # 顯示窗口
    def center(self):
        win_rect = self.frameGeometry() # 窗口矩形（QRect類）
        scr_center = self.screen().availableGeometry().center() # 屏幕中心
        win_rect.moveCenter(scr_center) # 窗口矩形中心移動(dòng)到屏幕中心
        self.move(win_rect.topLeft()) # 移動(dòng)窗口和窗口矩形重合
    def initUI(self):
        self.sbar = self.statusBar() # 返回窗口狀態(tài)欄
        #openAction = QAction(QIcon('res/open_mso.png'), '&打開(kāi)', self) 可添加圖標(biāo)圖片
        openAction = QAction('&打開(kāi)', self)
        openAction.setShortcut('Ctrl+O')
        openAction.setStatusTip('打開(kāi)文件')
        openAction.triggered.connect(lambda : print('此處彈出打開(kāi)文件的對(duì)話框'))
        saveAction = QAction('&保存', self)
        saveAction.setShortcut('Ctrl+S')
        saveAction.setStatusTip('保存文件')
        saveAction.triggered.connect(lambda : print('此處彈出保存文件的對(duì)話框'))
        quitAction = QAction('&退出', self)
        quitAction.setShortcut('Ctrl+Q')
        quitAction.setStatusTip('退出程序')
        quitAction.triggered.connect(self.close)
        singleAction = QAction('&個(gè)人權(quán)限', self)
        singleAction.setStatusTip('個(gè)人權(quán)限')
        singleAction.triggered.connect(lambda : print('此處響應(yīng)個(gè)人權(quán)限操作'))
        groupAction = QAction('&組權(quán)限', self)
        groupAction.setStatusTip('組權(quán)限')
        groupAction.triggered.connect(lambda : print('此處響應(yīng)組權(quán)限操作'))
        mb = self.menuBar()
        fm = mb.addMenu('&文件')
        fm.addAction(openAction)
        fm.addAction(saveAction)
        fm.addSeparator() #添加分割線
        subMenu = fm.addMenu('權(quán)限')
        subMenu.addAction(singleAction)
        subMenu.addAction(groupAction)
        fm.addSeparator()
        fm.addAction(quitAction)
        tb = self.addToolBar('文件')
        tb.addAction(openAction)
        tb.addAction(saveAction)
        tb = self.addToolBar('退出')
        tb.addAction(quitAction)
        tb = QToolBar(self)
        tb.setObjectName('權(quán)限')
        self.addToolBar(Qt.ToolBarArea.RightToolBarArea, tb)
        tb.addAction(singleAction)
        tb.addAction(groupAction)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MainWindow()
    sys.exit(app.exec())
        openAction = QAction('&打開(kāi)', self)
        openAction.setShortcut('Ctrl+O')
        openAction.setStatusTip('打開(kāi)文件')
        openAction.triggered.connect(lambda : print('此處彈出打開(kāi)文件的對(duì)話框'))
        saveAction = QAction('&保存', self)
        saveAction.setShortcut('Ctrl+S')
        saveAction.setStatusTip('保存文件')
        saveAction.triggered.connect(lambda : print('此處彈出保存文件的對(duì)話框'))
        quitAction = QAction('&退出', self)
        quitAction.setShortcut('Ctrl+Q')
        quitAction.setStatusTip('退出程序')
        quitAction.triggered.connect(self.close)
        singleAction = QAction('&個(gè)人權(quán)限', self)
        singleAction.setStatusTip('個(gè)人權(quán)限')
        singleAction.triggered.connect(lambda : print('此處響應(yīng)個(gè)人權(quán)限操作'))
        groupAction = QAction('&組權(quán)限', self)
        groupAction.setStatusTip('組權(quán)限')
        groupAction.triggered.connect(lambda : print('此處響應(yīng)組權(quán)限操作'))
        mb = self.menuBar()
        fm = mb.addMenu('&文件')
        fm.addAction(openAction)
        fm.addAction(saveAction)
        fm.addSeparator() #添加分割線
        subMenu = fm.addMenu('權(quán)限')
        subMenu.addAction(singleAction)
        subMenu.addAction(groupAction)
        fm.addSeparator()
        fm.addAction(quitAction)
        tb = self.addToolBar('文件')
        tb.addAction(openAction)
        tb.addAction(saveAction)
        tb = self.addToolBar('退出')
        tb.addAction(quitAction)
        tb = QToolBar(self)
        tb.setObjectName('權(quán)限')
        self.addToolBar(Qt.ToolBarArea.RightToolBarArea, tb)
        tb.addAction(singleAction)
        tb.addAction(groupAction)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MainWindow()
    sys.exit(app.exec())

import sys, os
from PyQt6.QtWidgets import QApplication, QMainWindow, QWidget, QPushButton, QGridLayout, QMessageBox, QInputDialog, QColorDialog, QFileDialog
from PyQt6.QtGui import QIcon
from PyQt6.QtCore import Qt
class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('對(duì)話框')
        self.initUI()
        self.show()
    def initUI(self):
        grid = QGridLayout()
        btns = [
            ['通知消息', '警告消息', '錯(cuò)誤消息', '確認(rèn)消息', '關(guān)于'],
            ['顏色選擇', '保存文件', '打開(kāi)文件', '選擇路徑', '輸入']
        ]
        for i in (0, 1):
            for j in range(5):
                btn = QPushButton(btns[i][j])
                btn.clicked.connect(self.on_button)
                grid.addWidget(btn, i, j)
        self.main_widget = QWidget()
        self.main_widget.setLayout(grid)
        self.setCentralWidget(self.main_widget)
        self.sbar = self.statusBar()
        self.sbar.showMessage('Ready', 5000)
    def on_button(self):
        """響應(yīng)按鍵"""
        key = self.sender().text()  #在槽函數(shù)種調(diào)用該方法可以返回信號(hào)的發(fā)出者
        self.sbar.showMessage(key, 1000)
        #QMessageBox.information/warning/critical/question/about這幾個(gè)方法的圖標(biāo)不一樣
        #方法API--int QMessageBox::information(QWidget *parent, const QString &title, const QString &text, button0|button1|button2)
        #parent是父組件指針，title標(biāo)題，text是文本文字，button0、1和 2是三個(gè)按鈕，每個(gè)按鈕間以|隔開(kāi)。
        if key == '通知消息':
            reply = QMessageBox.information(self, '提示', '對(duì)手認(rèn)負(fù)，比賽結(jié)束。', 
                QMessageBox.StandardButton.Ok           
            )
            self.sbar.showMessage(reply.name, 2000)
        elif key == '警告消息':
            reply = QMessageBox.warning(self, '警告', '不能連續(xù)提和！', 
                QMessageBox.StandardButton.Ok
            )
            self.sbar.showMessage(reply.name, 2000)
        elif key == '錯(cuò)誤消息':
            reply = QMessageBox.critical(self, '錯(cuò)誤', '著法錯(cuò)誤！', 
                QMessageBox.StandardButton.Retry|QMessageBox.StandardButton.Ignore|QMessageBox.StandardButton.Abort|QMessageBox.StandardButton.Cancel
            )
            self.sbar.showMessage(reply.name, 2000)
        elif key == '確認(rèn)消息':
            reply = QMessageBox.question(self, '請(qǐng)選擇', '對(duì)手提和，接受嗎？', 
                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No | QMessageBox.StandardButton.Cancel
            )
            self.sbar.showMessage(reply.name, 2000)  #把按鈕的選擇結(jié)果展示到左下角消息展示欄
        elif key == '關(guān)于':
            QMessageBox.about(self, '關(guān)于', '云頂之弈 S9垃圾版本')
        elif key == '顏色選擇':
            color = QColorDialog.getColor()
            if color.isValid():
                self.sbar.showMessage(color.name(), 2000)
        elif key == '保存文件':
            dase_dir = os.getcwd()
            file_type = 'Python Files (*.py);;Text Files (*.txt);;All Files (*)'  #選擇需要保存的文件格式:python或者txt
            fname, fext = QFileDialog.getSaveFileName(self, '保存文件', directory=dase_dir, filter=file_type)
            if fname:
                self.sbar.showMessage(fname, 2000)
        elif key == '打開(kāi)文件':
            dase_dir = os.getcwd()
            file_type = 'Python Files (*.py);;Text Files (*.txt);;All Files (*)'  #選擇需要保存的文件格式:python或者txt
            fname = QFileDialog.getOpenFileName(self, '選擇文件', directory=dase_dir, filter=file_type)
            if fname[0]:
                self.sbar.showMessage(fname[0], 2000)
        elif key == '選擇路徑':
            dase_dir = os.getcwd()
            folder = QFileDialog.getExistingDirectory(self, '選擇文件夾', directory=dase_dir)
            self.sbar.showMessage(folder, 2000)
        elif key == '輸入':
            text, ok = QInputDialog.getText(self, '輸入對(duì)話框', '請(qǐng)輸入您的房間號(hào)碼：')
            if ok:                    
                self.sbar.showMessage(text, 2000)
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MainWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QHBoxLayout, QVBoxLayout
from PyQt6.QtGui import QIcon, QPixmap
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('相冊(cè)')
        self.initUI()
        self.show()
        self.center()
    def center(self):
        """窗口在屏幕上居中"""
        win_rect = self.frameGeometry()
        scr_center = self.screen().availableGeometry().center()
        win_rect.moveCenter(scr_center)
        self.move(win_rect.topLeft())
    def initUI(self):
        self.curr = 0
        #注意這里要選三張圖片，放入當(dāng)前pyhon腳本所在的文件夾的res目錄下，我這里之前放之前的截圖了
        self.photos = ('D:/tools/python/srcipts2023/res/1.png', 'D:/tools/python/srcipts2023/res/2.png', 'D:/tools/python/srcipts2023/res/3.png')
        self.lab = QLabel()
        self.lab.setPixmap(QPixmap(self.photos[self.curr])) #用label標(biāo)簽展示圖片，默認(rèn)從列表第一個(gè)圖片，后面有根據(jù)按鈕切換圖片的方法
        btn_prev = QPushButton('<')
        btn_next = QPushButton('>')
        btn_prev.clicked.connect(self.on_btn)
        btn_next.clicked.connect(self.on_btn)
        #設(shè)置邊框
        hbox = QHBoxLayout()
        hbox.addStretch(1)
        hbox.addWidget(btn_prev)
        hbox.addSpacing(50)
        hbox.addWidget(btn_next)
        hbox.addStretch(1)
        vbox = QVBoxLayout()
        vbox.addWidget(self.lab)
        vbox.addLayout(hbox)
        self.setLayout(vbox)
    def on_btn(self):
        """響應(yīng)按鍵"""
        key = self.sender().text()
        if key == '<':
            #點(diǎn)擊'<'按鈕時(shí)，取上一條圖片，一般來(lái)說(shuō)按理來(lái)說(shuō)(self.curr-1)就行，這里求余總數(shù)量的作用是為了能保持循環(huán)，比如第一張前面沒(méi)有照片，就會(huì)跳到最后一張
            #比如第一張時(shí)self.curr=0，(self.curr-1)%len(self.photos)=-1%3=2，此時(shí)跳到最后一張
            self.curr = (self.curr-1)%len(self.photos) 
        else:
            self.curr = (self.curr+1)%len(self.photos)
        self.lab.setPixmap(QPixmap(self.photos[self.curr]))  
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QLabel, QPushButton, QGridLayout, QVBoxLayout
from PyQt6.QtGui import QIcon, QFont
from PyQt6.QtCore import Qt
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('計(jì)算器')
        self.initUI()
        self.show()
        self.center()
    def center(self):
        """窗口在屏幕上居中"""
        win_rect = self.frameGeometry()
        scr_center = self.screen().availableGeometry().center()
        win_rect.moveCenter(scr_center)
        self.move(win_rect.topLeft())
    def initUI(self):
        """初始化界面"""
        #lcd:液晶顯示屏(QLCDNumber)
        self.lcd = QLabel('0')  #默認(rèn)展示
        self.lcd.setFont(QFont('Arial', 24, QFont.Weight.Bold)) #設(shè)置字體
        self.lcd.setAlignment(Qt.AlignmentFlag.AlignRight) #右對(duì)齊
        self.lcd.setStyleSheet('background-color:#000030; color:#30ff30') #設(shè)置顏色
        keys = [
            ['(', ')', 'Back', 'Clear'],
            ['7',  '8',  '9',  '/'], 
            ['4',  '5',  '6',  '*'], 
            ['1',  '2',  '3',  '-'], 
            ['0',  '.',  '=',  '+']
        ]
        grid = QGridLayout()
        box = QVBoxLayout()
        for i in range(5):
            for j in range(4):
                btn = QPushButton(keys[i][j])
                btn.clicked.connect(self.on_btn)
                #分區(qū)設(shè)置顏色 back、clear和運(yùn)算字符顏色設(shè)置與其他不同
                if i == 0 and j in (2, 3):
                    btn.setStyleSheet('background-color:#f0e0d0')
                elif i > 0 and j == 3:
                    btn.setStyleSheet('background-color:#a0f0e0')
                elif i == 4 and j == 2:
                    btn.setStyleSheet('background-color:#f0e0a0')
                else:
                    btn.setStyleSheet('background-color:#d9e4f1')
                grid.addWidget(btn, i, j)
        box.addWidget(self.lcd)
        box.addSpacing(10) #設(shè)置間隔
        box.addLayout(grid)
        self.setLayout(box)
    def on_btn(self):
        """響應(yīng)按鍵"""
        if self.lcd.text() == 'Error':
            self.lcd.setText('')
        key = self.sender().text()
        if key == 'Clear':
            self.lcd.setText('')
        elif key == 'Back':
            self.lcd.setText(self.lcd.text()[:-1]) #回到上一步
        elif key == '=':
            try:
                result = str(eval(self.lcd.text()))
            except:
                result = 'Error'
            self.lcd.setText(result)
        else:
            self.lcd.setText(self.lcd.text() + key) #除了計(jì)算符號(hào)和back/clear/=外，其他的數(shù)字直接拼接到末尾
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

import sys, time
from PyQt6.QtWidgets import QApplication, QWidget, QLCDNumber, QPushButton, QVBoxLayout
from PyQt6.QtGui import QIcon
from PyQt6.QtCore import QObject, pyqtSignal, QThread
class ClockServer(QObject):
    """計(jì)時(shí)服務(wù)"""
    update_time = pyqtSignal(str) # 更新時(shí)間信號(hào)
    isRun = False
    def run(self):
        """啟動(dòng)服務(wù)"""
        while True:
            t0 = time.time()
            while self.isRun:
                #信號(hào)發(fā)射(執(zhí)行update_time方法)時(shí)輸出時(shí)間差，因?yàn)閠0只初始化一次，這個(gè)時(shí)間差就是秒表的計(jì)時(shí)時(shí)間，'%.2f'%+數(shù)字 代表保留兩位小數(shù)
                self.update_time.emit('%.2f'%(time.time()-t0))  
                time.sleep(0.01)    #每0.01s執(zhí)行一次 
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('秒表')
        self.setGeometry(400, 300, 240, 140)
        self.initUI()
        self.show()
    def initUI(self):
        self.lcd = QLCDNumber()  #QLCDNumber：展示LCD樣式的數(shù)字
        self.lcd.setDigitCount(6)  #設(shè)置限制位數(shù)為6
        self.lcd.display('0:00') #初始值
        #設(shè)置按鈕
        self.btn = QPushButton('開(kāi)始')
        self.btn.setStyleSheet('background-color:#f0d090')
        self.btn.clicked.connect(self.on_btn)
        #設(shè)置樣式
        vbox = QVBoxLayout()
        vbox.addWidget(self.lcd)
        vbox.addSpacing(5)
        vbox.addWidget(self.btn)
        self.setLayout(vbox)
        self.ts = ClockServer() # 創(chuàng)建計(jì)時(shí)服務(wù),ts是自己命名的服務(wù)對(duì)象
        self.ts.update_time.connect(self.lcd.display) # 連接update_time信號(hào)到液晶顯示屏的顯示函數(shù)
        self.thread = QThread() # 創(chuàng)建線程
        self.ts.moveToThread(self.thread) # 將計(jì)時(shí)服務(wù)加到線程
        self.thread.started.connect(self.ts.run) # 將計(jì)時(shí)服務(wù)的啟動(dòng)方法設(shè)置為線程函數(shù)
        self.thread.start() # 啟動(dòng)線程
    def on_btn(self):
        """響應(yīng)按鍵"""
        if self.btn.text() == '開(kāi)始':
            self.ts.isRun = True
            self.btn.setText('停止')
        else:
            self.ts.isRun = False
            self.btn.setText('開(kāi)始')
if __name__ == '__main__':
    app = QApplication(sys.argv)
    win = MyWindow()
    sys.exit(app.exec())

import sys
from PyQt6.QtWidgets import QApplication, QWidget, QVBoxLayout
from PyQt6.QAxContainer import QAxWidget
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        self.setWindowTitle('內(nèi)嵌瀏覽器')
        self.setFixedSize(960, 640)
        widget  = QAxWidget(self)  #QAxWidget類是一個(gè)包裝ActiveX控件的QWidget,可以當(dāng)作一個(gè)窗口類使用
        #若setControl(“E:/test.doc”);直接會(huì)加載word應(yīng)用打開(kāi)doc文檔。
        #此處的{8856F961-340A-11D0-A96B-00C04FD705A2}是Microsoft Web Browser控件的UUID，代表打開(kāi)瀏覽器。
        #UUID來(lái)源于注冊(cè)表HKEY_CLASSES_ROOT\Shell.Explorer.1\CLSID
        widget.setControl("{EAB22AC3-30C1-11CF-A7EB-0000C05BAE0B}")
        widget.dynamicCall('Navigate(const QString&)', 'https://cn.bing.com') #"Navigate(const QString&)"這是固定寫(xiě)法，后面的https://cn.bing.com是進(jìn)入的網(wǎng)址
        box = QVBoxLayout(self)
        box.addWidget(widget )
        self.center()
        self.show()
    def center(self):
        """窗口在屏幕上居中"""
        win_rect = self.frameGeometry()
        scr_center = self.screen().availableGeometry().center()
        win_rect.moveCenter(scr_center)
        self.move(win_rect.topLeft())
if __name__ == '__main__':
    app = QApplication(sys.argv) 
    win = MyWindow()
    sys.exit(app.exec())

pip install pyqt6-tools
pip install pyside6

import sys
from PyQt6 import QtWidgets, uic
app = QtWidgets.QApplication(sys.argv)
window = uic.loadUi("D:/tools/python/srcipts2023/test0628.ui")
window.show()
app.exec()

import sys 
from PyQt6 import QtWidgets, uic
from test0628 import Ui_MainWindow
class MyUi(QtWidgets.QMainWindow, Ui_MainWindow):
    def __init__(self, *args, obj=None, **kwargs):
        super(MyUi, self).__init__(*args, **kwargs)
        self.setupUi(self)
app = QtWidgets.QApplication(sys.argv)
window = MyUi()
window.show()
app.exec()