95 lines
3.1 KiB
Python
95 lines
3.1 KiB
Python
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from PySide6.QtCore import Qt, QSize, QPropertyAnimation, Signal
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from PySide6.QtGui import QColor, QPainter, QBrush
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from PySide6.QtWidgets import QWidget, QMainWindow, QLabel, QVBoxLayout, QApplication
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class WidgetSwitchButton(QWidget):
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signal_clicked = Signal(bool)
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def __init__(self, parent=None, width=40, height=14):
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super(WidgetSwitchButton, self).__init__(parent)
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self.w = width
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self.h = height
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self.slider_diameter = self.h - 4
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self.setFixedSize(self.w, self.h) # 设置控件大小
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self.is_checked = False # 开关状态，默认关闭
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# 开启动画
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self.animation = QPropertyAnimation(self, b"pos")
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self.animation.setDuration(200)
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self.setCursor(Qt.CursorShape.PointingHandCursor)
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self.setStyleSheet("background-color: transparent;")
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def sizeHint(self):
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return QSize(self.w, self.h)
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def mousePressEvent(self, event):
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# 点击切换状态
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self.is_checked = not self.is_checked
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self.update() # 更新UI
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self.signal_clicked.emit(self.is_checked)
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def paintEvent(self, event):
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# 定义背景颜色和滑块颜色
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background_color = QColor(255, 195, 0 ) if self.is_checked else QColor(150, 150, 150)
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slider_color = QColor(255, 255, 255)
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# 创建画笔
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painter = QPainter(self)
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painter.setRenderHint(QPainter.RenderHint.Antialiasing)
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# 绘制背景
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painter.setBrush(QBrush(background_color))
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painter.setPen(Qt.PenStyle.NoPen)
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painter.drawRoundedRect(0, 0, self.width(), self.height(), int(self.h/2), int(self.h/2))
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# 绘制滑块
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slider_x = (self.width() - (self.slider_diameter+2)) if self.is_checked else 2
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painter.setBrush(QBrush(slider_color))
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painter.drawEllipse(slider_x, 2, self.slider_diameter, self.slider_diameter)
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def setChecked(self, checked):
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# 设置开关状态
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self.is_checked = checked
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self.update()
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def isChecked(self):
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return self.is_checked
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if __name__ == '__main__':
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class MainWindow(QMainWindow):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("Switch Button Example")
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self.setGeometry(100, 100, 200, 100)
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# 创建 SwitchButton 和状态标签
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self.switch = WidgetSwitchButton(width=30, height=10)
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self.status_label = QLabel("Off")
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# 绑定开关事件
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self.switch.clicked.connect(self.on_switch_toggled)
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# 布局
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layout = QVBoxLayout()
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layout.addWidget(self.switch)
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layout.addWidget(self.status_label)
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central_widget = QWidget()
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central_widget.setLayout(layout)
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self.setCentralWidget(central_widget)
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def on_switch_toggled(self, checked):
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self.status_label.setText("On" if checked else "Off")
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if __name__ == "__main__":
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print(QApplication.instance())
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app = QApplication([])
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window = MainWindow()
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window.show()
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app.exec()
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