59 lines
1.7 KiB
Python
59 lines
1.7 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Created on 2020年3月13日
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@author: Irony
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@site: https://pyqt.site https://github.com/892768447
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@email: 892768447@qq.com
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@file: Demo.Lib.QCursorGif
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@description:
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"""
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from PyQt5.QtCore import QTimer, Qt
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from PyQt5.QtGui import QCursor, QPixmap
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from PyQt5.QtWidgets import QApplication
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__Author__ = 'Irony'
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__Copyright__ = 'Copyright (c) 2020'
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__Version__ = 1.0
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class QCursorGif:
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def initCursor(self, cursors, parent=None):
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# 记录默认的光标
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self._oldCursor = Qt.ArrowCursor
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self.setOldCursor(parent)
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# 加载光标图片
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self._cursorImages = [
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QCursor(QPixmap(cursor)) for cursor in cursors]
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self._cursorIndex = 0
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self._cursorCount = len(self._cursorImages) - 1
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# 创建刷新定时器
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self._cursorTimeout = 200
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self._cursorTimer = QTimer(parent)
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self._cursorTimer.timeout.connect(self._doBusy)
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def _doBusy(self):
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if self._cursorIndex > self._cursorCount:
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self._cursorIndex = 0
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QApplication.instance().setOverrideCursor(
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self._cursorImages[self._cursorIndex])
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self._cursorIndex += 1
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def startBusy(self):
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if not self._cursorTimer.isActive():
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self._cursorTimer.start(self._cursorTimeout)
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def stopBusy(self):
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self._cursorTimer.stop()
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QApplication.instance().setOverrideCursor(self._oldCursor)
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def setCursorTimeout(self, timeout):
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self._cursorTimeout = timeout
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def setOldCursor(self, parent=None):
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self._oldCursor = (parent.cursor() or Qt.ArrowCursor) if parent else (
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QApplication.instance().overrideCursor() or Qt.ArrowCursor)
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