任务栏进度条

QtWinExtras/README.md

@@ -0,0 +1,11 @@
+# QtWinExtras
+
+- 目录
+  - [任务栏进度条](#1任务栏进度条)
+
+## 1、任务栏进度条
+[运行 TaskbarProgress.py](TaskbarProgress.py)
+
+`QWinTaskbarProgress`类似和`QProgressBar`一样的操作
+
+![TaskbarProgress](ScreenShot/TaskbarProgress.gif)

QtWinExtras/TaskbarProgress.py

@@ -0,0 +1,172 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2020/7/1
+@author: Irony
+@site: https://pyqt.site https://github.com/PyQt5
+@email: 892768447@qq.com
+@file: TaskbarProgress
+@description: 
+"""
+
+__Author__ = 'Irony'
+__Copyright__ = 'Copyright (c) 2020'
+__Version__ = 'Version 1.0'
+
+import cgitb
+import sys
+
+from PyQt5.QtCore import QTimer
+from PyQt5.QtWidgets import QWidget, QApplication, QGridLayout, QSpinBox, QPushButton, QLabel
+from PyQt5.QtWinExtras import QWinTaskbarButton
+
+
+class Window(QWidget):
+
+    def __init__(self, *args, **kwargs):
+        super(Window, self).__init__(*args, **kwargs)
+        # 获取任务栏按钮
+        self.taskButton = QWinTaskbarButton(self)
+        # 获取任务栏进度条
+        self.taskProgress = self.taskButton.progress()
+        # 定时器模拟进度
+        self.timerProgress = QTimer(self)
+        self.timerProgress.timeout.connect(self.update_progress)
+
+        self.setup_ui()
+
+    def showEvent(self, event):
+        super(Window, self).showEvent(event)
+        if not self.taskButton.window():
+            # 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
+            self.taskButton.setWindow(self.windowHandle())
+            self.taskProgress.show()
+
+    def closeEvent(self, event):
+        self.timerProgress.stop()
+        super(Window, self).closeEvent(event)
+
+    def setup_ui(self):
+        layout = QGridLayout(self)
+
+        # 设置最新小值和最大值
+        self.spinBoxMin = QSpinBox(self)
+        self.spinBoxMax = QSpinBox(self)
+        self.spinBoxMax.setMaximum(100)
+        self.spinBoxMax.setValue(100)
+        layout.addWidget(self.spinBoxMin, 0, 0)
+        layout.addWidget(self.spinBoxMax, 0, 1)
+        layout.addWidget(QPushButton('设置范围值', self, clicked=self.set_range), 0, 2)
+
+        # 设置当前值
+        self.spinBoxCur = QSpinBox(self)
+        self.spinBoxCur.setMaximum(100)
+        self.spinBoxCur.setValue(50)
+        layout.addWidget(self.spinBoxCur, 0, 3)
+        layout.addWidget(QPushButton('设置当前值', self, clicked=self.set_current_value), 0, 4)
+
+        # 功能按钮
+        layout.addWidget(QPushButton('隐藏', self, clicked=self.set_show_hide), 1, 0)
+        layout.addWidget(QPushButton('暂停', self, clicked=self.set_pause_resume), 1, 1)
+        layout.addWidget(QPushButton('重置', self, clicked=self.set_reset), 1, 2)
+        layout.addWidget(QPushButton('停止', self, clicked=self.set_stop), 1, 3)
+        layout.addWidget(QPushButton('不可见', self, clicked=self.set_visible), 1, 4)
+
+        # 模拟进度
+        layout.addWidget(QPushButton('模拟进度动画', self, clicked=self.start_progress), 2, 0, 1, 5)
+
+        # 状态
+        layout.addWidget(QLabel('暂停信号　：', self), 3, 0)
+        self.labelPause = QLabel(self)
+        layout.addWidget(self.labelPause, 3, 1)
+        self.taskProgress.pausedChanged.connect(lambda v: self.labelPause.setText(str(v)))
+
+        layout.addWidget(QLabel('停止信号　：', self), 4, 0)
+        self.labelStop = QLabel(self)
+        layout.addWidget(self.labelStop, 4, 1)
+        self.taskProgress.stoppedChanged.connect(lambda v: self.labelStop.setText(str(v)))
+
+        layout.addWidget(QLabel('值改变信号：', self), 5, 0)
+        self.labelValue = QLabel(self)
+        layout.addWidget(self.labelValue, 5, 1)
+        self.taskProgress.valueChanged.connect(lambda v: self.labelValue.setText(str(v)))
+
+        layout.addWidget(QLabel('可见度信号：', self), 6, 0)
+        self.labelVisible = QLabel(self)
+        layout.addWidget(self.labelVisible, 6, 1)
+        self.taskProgress.visibilityChanged.connect(lambda v: self.labelVisible.setText(str(v)))
+
+    def set_range(self):
+        # 设置进度条范围值
+        vmin = min(self.spinBoxMin.value(), self.spinBoxMax.value())
+        vmax = max(self.spinBoxMin.value(), self.spinBoxMax.value())
+        self.taskProgress.setRange(vmin, vmax)
+
+    def set_current_value(self):
+        # 设置进度条当前值
+        self.taskProgress.setValue(self.spinBoxCur.value())
+
+    def set_show_hide(self):
+        # 显示/隐藏
+        visible = self.taskProgress.isVisible()
+        # 也可以使用self.taskProgress.setVisible
+        if visible:
+            self.taskProgress.hide()
+            self.sender().setText('显示')
+        else:
+            self.taskProgress.show()
+            self.sender().setText('隐藏')
+
+    def set_pause_resume(self):
+        # 暂停/恢复
+        paused = self.taskProgress.isPaused()
+        # 也可以使用self.taskProgress.setPaused
+        if paused:
+            self.taskProgress.resume()
+            self.timerProgress.start(100)
+            self.sender().setText('暂停')
+        else:
+            self.taskProgress.pause()
+            self.timerProgress.stop()
+            self.sender().setText('恢复')
+
+    def set_reset(self):
+        # 重置
+        self.taskProgress.reset()
+        paused = self.taskProgress.isPaused()
+        if not paused:
+            self.timerProgress.stop()
+            self.timerProgress.start(100)
+
+    def set_stop(self):
+        # 停止
+        self.timerProgress.stop()
+        self.taskProgress.stop()
+        self.setEnabled(False)
+
+    def set_visible(self):
+        # 可见/不可见
+        visible = self.taskProgress.isVisible()
+        self.taskProgress.setVisible(not visible)
+        self.sender().setText('可见' if visible else '不可见')
+
+    def start_progress(self):
+        # 模拟进度
+        self.timerProgress.start(100)
+        self.sender().setEnabled(False)
+
+    def update_progress(self):
+        value = self.taskProgress.value()
+        value += 1
+        if value > self.taskProgress.maximum():
+            value = 0
+        self.taskProgress.setValue(value)
+
+
+if __name__ == '__main__':
+    cgitb.enable(1, None, 5, '')
+    app = QApplication(sys.argv)
+    w = Window()
+    w.show()
+    sys.exit(app.exec_())

README.md

@@ -200,6 +200,9 @@ https://pyqt.site 论坛是专门针对PyQt5学习和提升开设的网站，分
 
 - [QPainter](QPainter)
 
+- [QtWinExtras](QtWinExtras)
+  - [任务栏进度条](QtWinExtras/TaskbarProgress)
+
 - Others
   - [QFont](QFont)
     - [加载自定义字体](QFont/AwesomeFont.py)