67 lines
2 KiB
Python
67 lines
2 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Created on 2018年8月22日
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@author: Irony
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@site: https://pyqt.site , https://github.com/PyQt5
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@email: 892768447@qq.com
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@file: MenuAnimation
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@description:
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"""
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try:
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from PyQt5.QtCore import QPropertyAnimation, QEasingCurve, QRect
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from PyQt5.QtWidgets import QWidget, QMenu, QApplication
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except ImportError:
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from PySide2.QtCore import QPropertyAnimation, QEasingCurve, QRect
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from PySide2.QtWidgets import QWidget, QMenu, QApplication
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class Window(QWidget):
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def __init__(self, *args, **kwargs):
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super(Window, self).__init__(*args, **kwargs)
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self.resize(800, 600)
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self.initMenu()
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self.initAnimation()
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def contextMenuEvent(self, event):
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pos = event.globalPos()
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size = self._contextMenu.sizeHint()
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x, y, w, h = pos.x(), pos.y(), size.width(), size.height()
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self._animation.stop()
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self._animation.setStartValue(QRect(x, y, 0, 0))
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self._animation.setEndValue(QRect(x, y, w, h))
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self._animation.start()
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self._contextMenu.exec_(event.globalPos())
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def hello(self):
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QApplication.instance().aboutQt()
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def initAnimation(self):
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# 按钮动画
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self._animation = QPropertyAnimation(
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self._contextMenu, b'geometry', self,
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easingCurve=QEasingCurve.Linear, duration=300)
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# easingCurve 修改该变量可以实现不同的效果
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def initMenu(self):
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self._contextMenu = QMenu(self)
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self._contextMenu.addAction('菜单1', self.hello)
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self._contextMenu.addAction('菜单2', self.hello)
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self._contextMenu.addAction('菜单3', self.hello)
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self._contextMenu.addAction('菜单4', self.hello)
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self._contextMenu.addAction('菜单5', self.hello)
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self._contextMenu.addAction('菜单6', self.hello)
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if __name__ == '__main__':
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import sys
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import cgitb
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cgitb.enable(format='text')
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app = QApplication(sys.argv)
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w = Window()
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w.show()
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sys.exit(app.exec_())
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