forked from PyQt5/PyQt
/
BubbleTips.py
163 lines (136 loc) · 5.71 KB
/
BubbleTips.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
Created on 2018年1月27日
@author: Irony."[讽刺]
@site: https://pyqt5.com , https://github.com/892768447
@email: 892768447@qq.com
@file: BubbleTips
@description:
'''
import sys
from PyQt5.QtCore import QRectF, Qt, QPropertyAnimation, pyqtProperty, \
QPoint, QParallelAnimationGroup, QEasingCurve
from PyQt5.QtGui import QPainter, QPainterPath, QColor, QPen
from PyQt5.QtWidgets import QLabel, QWidget, QVBoxLayout, QApplication,\
QLineEdit, QPushButton
__Author__ = "By: Irony.\"[讽刺]\nQQ: 892768447\nEmail: 892768447@qq.com"
__Copyright__ = "Copyright (c) 2018 Irony.\"[讽刺]"
__Version__ = "Version 1.0"
class BubbleLabel(QWidget):
BackgroundColor = QColor(195, 195, 195)
BorderColor = QColor(150, 150, 150)
def __init__(self, *args, **kwargs):
text = kwargs.pop("text", "")
super(BubbleLabel, self).__init__(*args, **kwargs)
# 设置无边框置顶
self.setWindowFlags(
Qt.Window | Qt.Tool | Qt.FramelessWindowHint | Qt.WindowStaysOnTopHint | Qt.X11BypassWindowManagerHint)
# 设置最小宽度和高度
self.setMinimumWidth(200)
self.setMinimumHeight(48)
self.setAttribute(Qt.WA_TranslucentBackground, True)
layout = QVBoxLayout(self)
# 左上右下的边距（下方16是因为包括了三角形）
layout.setContentsMargins(8, 8, 8, 16)
self.label = QLabel(self)
layout.addWidget(self.label)
self.setText(text)
# 获取屏幕高宽
self._desktop = QApplication.instance().desktop()
def setText(self, text):
self.label.setText(text)
def text(self):
return self.label.text()
def stop(self):
self.hide()
self.animationGroup.stop()
self.close()
def show(self):
super(BubbleLabel, self).show()
# 窗口开始位置
startPos = QPoint(
self._desktop.screenGeometry().width() - self.width() - 100,
self._desktop.availableGeometry().height() - self.height())
endPos = QPoint(
self._desktop.screenGeometry().width() - self.width() - 100,
self._desktop.availableGeometry().height() - self.height() * 3 - 5)
print(startPos, endPos)
self.move(startPos)
# 初始化动画
self.initAnimation(startPos, endPos)
def initAnimation(self, startPos, endPos):
# 透明度动画
opacityAnimation = QPropertyAnimation(self, b"opacity")
opacityAnimation.setStartValue(1.0)
opacityAnimation.setEndValue(0.0)
# 设置动画曲线
opacityAnimation.setEasingCurve(QEasingCurve.InQuad)
opacityAnimation.setDuration(4000) # 在4秒的时间内完成
# 往上移动动画
moveAnimation = QPropertyAnimation(self, b"pos")
moveAnimation.setStartValue(startPos)
moveAnimation.setEndValue(endPos)
moveAnimation.setEasingCurve(QEasingCurve.InQuad)
moveAnimation.setDuration(5000) # 在5秒的时间内完成
# 并行动画组（目的是让上面的两个动画同时进行）
self.animationGroup = QParallelAnimationGroup(self)
self.animationGroup.addAnimation(opacityAnimation)
self.animationGroup.addAnimation(moveAnimation)
self.animationGroup.finished.connect(self.close) # 动画结束时关闭窗口
self.animationGroup.start()
def paintEvent(self, event):
super(BubbleLabel, self).paintEvent(event)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing) # 抗锯齿
rectPath = QPainterPath() # 圆角矩形
triPath = QPainterPath() # 底部三角形
height = self.height() - 8 # 往上偏移8
rectPath.addRoundedRect(QRectF(0, 0, self.width(), height), 5, 5)
x = self.width() / 5 * 4
triPath.moveTo(x, height) # 移动到底部横线4/5处
# 画三角形
triPath.lineTo(x + 6, height + 8)
triPath.lineTo(x + 12, height)
rectPath.addPath(triPath) # 添加三角形到之前的矩形上
# 边框画笔
painter.setPen(QPen(self.BorderColor, 1, Qt.SolidLine,
Qt.RoundCap, Qt.RoundJoin))
# 背景画刷
painter.setBrush(self.BackgroundColor)
# 绘制形状
painter.drawPath(rectPath)
# 三角形底边绘制一条线保证颜色与背景一样
painter.setPen(QPen(self.BackgroundColor, 1,
Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin))
painter.drawLine(x, height, x + 12, height)
def windowOpacity(self):
return super(BubbleLabel, self).windowOpacity()
def setWindowOpacity(self, opacity):
super(BubbleLabel, self).setWindowOpacity(opacity)
# 由于opacity属性不在QWidget中需要重新定义一个
opacity = pyqtProperty(float, windowOpacity, setWindowOpacity)
class TestWidget(QWidget):
def __init__(self, *args, **kwargs):
super(TestWidget, self).__init__(*args, **kwargs)
layout = QVBoxLayout(self)
self.msgEdit = QLineEdit(self, returnPressed=self.onMsgShow)
self.msgButton = QPushButton("显示内容", self, clicked=self.onMsgShow)
layout.addWidget(self.msgEdit)
layout.addWidget(self.msgButton)
def onMsgShow(self):
msg = self.msgEdit.text().strip()
if not msg:
return
if hasattr(self, "_blabel"):
self._blabel.stop()
self._blabel.deleteLater()
del self._blabel
self._blabel = BubbleLabel()
self._blabel.setText(msg)
self._blabel.show()
if __name__ == "__main__":
app = QApplication(sys.argv)
w = TestWidget()
w.show()
sys.exit(app.exec_())