2022-04-01 22:25:19 +08:00
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import sys
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2022-04-07 19:34:28 +08:00
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2022-04-01 22:25:19 +08:00
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from PyQt5.QtCore import Qt
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from PyQt5.QtWidgets import (QApplication, QMainWindow, QStackedLayout, QWidget,
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QToolBar, QToolButton, QStyle, QColorDialog, QFontDialog,
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QVBoxLayout, QGroupBox, QRadioButton)
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class DemoStackedLayout(QMainWindow):
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def __init__(self, parent=None):
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super(DemoStackedLayout, self).__init__(parent)
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# 设置窗口标题
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self.setWindowTitle('实战PyQt5: QStackedLayout Demo!')
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# 设置窗口大小
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self.resize(480, 360)
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self.initUi()
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def initUi(self):
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toolBar = QToolBar(self)
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self.addToolBar(Qt.LeftToolBarArea, toolBar)
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btnColor = self.createButton('颜色对话框')
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btnColor.clicked.connect(lambda: self.onButtonClicked(0))
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toolBar.addWidget(btnColor)
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btnFont = self.createButton('字体对话框')
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btnFont.clicked.connect(lambda: self.onButtonClicked(1))
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toolBar.addWidget(btnFont)
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btnUser = self.createButton('分组部件')
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btnUser.clicked.connect(lambda: self.onButtonClicked(2))
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toolBar.addWidget(btnUser)
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mainWidget = QWidget(self)
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self.mainLayout = QStackedLayout(mainWidget)
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# 添加三个widget,演示三个页面之间的切换
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# 颜色对话框
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self.mainLayout.addWidget(QColorDialog(self))
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# 字体对话框
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self.mainLayout.addWidget(QFontDialog(self))
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# 自定义控件
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self.mainLayout.addWidget(self.createExclusiveGroup())
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mainWidget.setLayout(self.mainLayout)
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# 设置中心窗口
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self.setCentralWidget(mainWidget)
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def createButton(self, text):
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icon = QApplication.style().standardIcon(QStyle.SP_DesktopIcon)
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btn = QToolButton(self)
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btn.setText(text)
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btn.setIcon(icon)
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btn.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
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return btn
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def onButtonClicked(self, index):
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if index < self.mainLayout.count():
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self.mainLayout.setCurrentIndex(index)
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def createExclusiveGroup(self):
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groupBox = QGroupBox('Exclusive Radio Buttons', self)
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radio1 = QRadioButton('&Radio Button 1', self)
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radio1.setChecked(True)
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radio2 = QRadioButton('R&adio button 2', self)
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radio3 = QRadioButton('Ra&dio button 3', self)
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vLayout = QVBoxLayout(groupBox)
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vLayout.addWidget(radio1)
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vLayout.addWidget(radio2)
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vLayout.addWidget(radio3)
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vLayout.addStretch(1)
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groupBox.setLayout(vLayout)
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return groupBox
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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window = DemoStackedLayout()
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window.show()
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sys.exit(app.exec())
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