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| 1 | +#!/usr/bin/env python |
| 2 | +# -*- coding: utf-8 -*- |
| 3 | + |
| 4 | +""" |
| 5 | +Created on 2020/7/1 |
| 6 | +@author: Irony |
| 7 | +@site: https://pyqt.site https://github.com/PyQt5 |
| 8 | + |
| 9 | +@file: TaskbarProgress |
| 10 | +@description: |
| 11 | +""" |
| 12 | + |
| 13 | +__Author__ = 'Irony' |
| 14 | +__Copyright__ = 'Copyright (c) 2020' |
| 15 | +__Version__ = 'Version 1.0' |
| 16 | + |
| 17 | +import cgitb |
| 18 | +import sys |
| 19 | + |
| 20 | +from PyQt5.QtCore import QTimer |
| 21 | +from PyQt5.QtWidgets import QWidget, QApplication, QGridLayout, QSpinBox, QPushButton, QLabel |
| 22 | +from PyQt5.QtWinExtras import QWinTaskbarButton |
| 23 | + |
| 24 | + |
| 25 | +class Window(QWidget): |
| 26 | + |
| 27 | + def __init__(self, *args, **kwargs): |
| 28 | + super(Window, self).__init__(*args, **kwargs) |
| 29 | + # 获取任务栏按钮 |
| 30 | + self.taskButton = QWinTaskbarButton(self) |
| 31 | + # 获取任务栏进度条 |
| 32 | + self.taskProgress = self.taskButton.progress() |
| 33 | + # 定时器模拟进度 |
| 34 | + self.timerProgress = QTimer(self) |
| 35 | + self.timerProgress.timeout.connect(self.update_progress) |
| 36 | + |
| 37 | + self.setup_ui() |
| 38 | + |
| 39 | + def showEvent(self, event): |
| 40 | + super(Window, self).showEvent(event) |
| 41 | + if not self.taskButton.window(): |
| 42 | + # 必须等窗口显示后设置才有效,或者通过软件流程在适当的时候设置也可以 |
| 43 | + self.taskButton.setWindow(self.windowHandle()) |
| 44 | + self.taskProgress.show() |
| 45 | + |
| 46 | + def closeEvent(self, event): |
| 47 | + self.timerProgress.stop() |
| 48 | + super(Window, self).closeEvent(event) |
| 49 | + |
| 50 | + def setup_ui(self): |
| 51 | + layout = QGridLayout(self) |
| 52 | + |
| 53 | + # 设置最新小值和最大值 |
| 54 | + self.spinBoxMin = QSpinBox(self) |
| 55 | + self.spinBoxMax = QSpinBox(self) |
| 56 | + self.spinBoxMax.setMaximum(100) |
| 57 | + self.spinBoxMax.setValue(100) |
| 58 | + layout.addWidget(self.spinBoxMin, 0, 0) |
| 59 | + layout.addWidget(self.spinBoxMax, 0, 1) |
| 60 | + layout.addWidget(QPushButton('设置范围值', self, clicked=self.set_range), 0, 2) |
| 61 | + |
| 62 | + # 设置当前值 |
| 63 | + self.spinBoxCur = QSpinBox(self) |
| 64 | + self.spinBoxCur.setMaximum(100) |
| 65 | + self.spinBoxCur.setValue(50) |
| 66 | + layout.addWidget(self.spinBoxCur, 0, 3) |
| 67 | + layout.addWidget(QPushButton('设置当前值', self, clicked=self.set_current_value), 0, 4) |
| 68 | + |
| 69 | + # 功能按钮 |
| 70 | + layout.addWidget(QPushButton('隐藏', self, clicked=self.set_show_hide), 1, 0) |
| 71 | + layout.addWidget(QPushButton('暂停', self, clicked=self.set_pause_resume), 1, 1) |
| 72 | + layout.addWidget(QPushButton('重置', self, clicked=self.set_reset), 1, 2) |
| 73 | + layout.addWidget(QPushButton('停止', self, clicked=self.set_stop), 1, 3) |
| 74 | + layout.addWidget(QPushButton('不可见', self, clicked=self.set_visible), 1, 4) |
| 75 | + |
| 76 | + # 模拟进度 |
| 77 | + layout.addWidget(QPushButton('模拟进度动画', self, clicked=self.start_progress), 2, 0, 1, 5) |
| 78 | + |
| 79 | + # 状态 |
| 80 | + layout.addWidget(QLabel('暂停信号 :', self), 3, 0) |
| 81 | + self.labelPause = QLabel(self) |
| 82 | + layout.addWidget(self.labelPause, 3, 1) |
| 83 | + self.taskProgress.pausedChanged.connect(lambda v: self.labelPause.setText(str(v))) |
| 84 | + |
| 85 | + layout.addWidget(QLabel('停止信号 :', self), 4, 0) |
| 86 | + self.labelStop = QLabel(self) |
| 87 | + layout.addWidget(self.labelStop, 4, 1) |
| 88 | + self.taskProgress.stoppedChanged.connect(lambda v: self.labelStop.setText(str(v))) |
| 89 | + |
| 90 | + layout.addWidget(QLabel('值改变信号:', self), 5, 0) |
| 91 | + self.labelValue = QLabel(self) |
| 92 | + layout.addWidget(self.labelValue, 5, 1) |
| 93 | + self.taskProgress.valueChanged.connect(lambda v: self.labelValue.setText(str(v))) |
| 94 | + |
| 95 | + layout.addWidget(QLabel('可见度信号:', self), 6, 0) |
| 96 | + self.labelVisible = QLabel(self) |
| 97 | + layout.addWidget(self.labelVisible, 6, 1) |
| 98 | + self.taskProgress.visibilityChanged.connect(lambda v: self.labelVisible.setText(str(v))) |
| 99 | + |
| 100 | + def set_range(self): |
| 101 | + # 设置进度条范围值 |
| 102 | + vmin = min(self.spinBoxMin.value(), self.spinBoxMax.value()) |
| 103 | + vmax = max(self.spinBoxMin.value(), self.spinBoxMax.value()) |
| 104 | + self.taskProgress.setRange(vmin, vmax) |
| 105 | + |
| 106 | + def set_current_value(self): |
| 107 | + # 设置进度条当前值 |
| 108 | + self.taskProgress.setValue(self.spinBoxCur.value()) |
| 109 | + |
| 110 | + def set_show_hide(self): |
| 111 | + # 显示/隐藏 |
| 112 | + visible = self.taskProgress.isVisible() |
| 113 | + # 也可以使用self.taskProgress.setVisible |
| 114 | + if visible: |
| 115 | + self.taskProgress.hide() |
| 116 | + self.sender().setText('显示') |
| 117 | + else: |
| 118 | + self.taskProgress.show() |
| 119 | + self.sender().setText('隐藏') |
| 120 | + |
| 121 | + def set_pause_resume(self): |
| 122 | + # 暂停/恢复 |
| 123 | + paused = self.taskProgress.isPaused() |
| 124 | + # 也可以使用self.taskProgress.setPaused |
| 125 | + if paused: |
| 126 | + self.taskProgress.resume() |
| 127 | + self.timerProgress.start(100) |
| 128 | + self.sender().setText('暂停') |
| 129 | + else: |
| 130 | + self.taskProgress.pause() |
| 131 | + self.timerProgress.stop() |
| 132 | + self.sender().setText('恢复') |
| 133 | + |
| 134 | + def set_reset(self): |
| 135 | + # 重置 |
| 136 | + self.taskProgress.reset() |
| 137 | + paused = self.taskProgress.isPaused() |
| 138 | + if not paused: |
| 139 | + self.timerProgress.stop() |
| 140 | + self.timerProgress.start(100) |
| 141 | + |
| 142 | + def set_stop(self): |
| 143 | + # 停止 |
| 144 | + self.timerProgress.stop() |
| 145 | + self.taskProgress.stop() |
| 146 | + self.setEnabled(False) |
| 147 | + |
| 148 | + def set_visible(self): |
| 149 | + # 可见/不可见 |
| 150 | + visible = self.taskProgress.isVisible() |
| 151 | + self.taskProgress.setVisible(not visible) |
| 152 | + self.sender().setText('可见' if visible else '不可见') |
| 153 | + |
| 154 | + def start_progress(self): |
| 155 | + # 模拟进度 |
| 156 | + self.timerProgress.start(100) |
| 157 | + self.sender().setEnabled(False) |
| 158 | + |
| 159 | + def update_progress(self): |
| 160 | + value = self.taskProgress.value() |
| 161 | + value += 1 |
| 162 | + if value > self.taskProgress.maximum(): |
| 163 | + value = 0 |
| 164 | + self.taskProgress.setValue(value) |
| 165 | + |
| 166 | + |
| 167 | +if __name__ == '__main__': |
| 168 | + cgitb.enable(1, None, 5, '') |
| 169 | + app = QApplication(sys.argv) |
| 170 | + w = Window() |
| 171 | + w.show() |
| 172 | + sys.exit(app.exec_()) |
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