PyQt设置右下角弹窗（转）_pyqt 写一个右下角

效果

#!/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, \
    QPoint, QParallelAnimationGroup, QEasingCurve, pyqtProperty
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_())

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效果

#!/usr/bin/env python
# -*- coding: utf-8 -*-


import base64

from PyQt5.QtCore import Qt, QRectF, QSize, pyqtSignal, QTimer
from PyQt5.QtGui import QPixmap, QImage, QPainter, QPainterPath,\
    QColor
from PyQt5.QtWidgets import QWidget, QLabel, QHBoxLayout,\
    QGridLayout, QSpacerItem, QSizePolicy, QGraphicsDropShadowEffect,\
    QListWidget, QListWidgetItem


class NotificationIcon:

    Info, Success, Warning, Error, Close = range(5)
    Types = {
        Info: None,
        Success: None,
        Warning: None,
        Error: None,
        Close: None
    }

    @classmethod
    def init(cls):
        cls.Types[cls.Info] = QPixmap(QImage.fromData(base64.b64decode('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')))
        cls.Types[cls.Success] = QPixmap(QImage.fromData(base64.b64decode('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')))
        cls.Types[cls.Warning] = QPixmap(QImage.fromData(base64.b64decode('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')))
        cls.Types[cls.Error] = QPixmap(QImage.fromData(base64.b64decode('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')))
        cls.Types[cls.Close] = QPixmap(QImage.fromData(base64.b64decode(
            'iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAeElEQVQ4T2NkoBAwUqifgboGzJy76AIjE3NCWmL0BWwumzV/qcH/f38XpCfHGcDkUVwAUsDw9+8GBmbmAHRDcMlheAGbQnwGYw0DZA1gp+JwFUgKZyDCDQGpwuIlrGGAHHAUGUCRFygKRIqjkeKERE6+oG5eIMcFAOqSchGwiKKAAAAAAElFTkSuQmCC')))

    @classmethod
    def icon(cls, ntype):
        return cls.Types.get(ntype)


class NotificationItem(QWidget):

    closed = pyqtSignal(QListWidgetItem)

    def __init__(self, title, message, item, *args, ntype=0, callback=None, **kwargs):
        super(NotificationItem, self).__init__(*args, **kwargs)
        self.item = item
        self.callback = callback
        layout = QHBoxLayout(self, spacing=0)
        layout.setContentsMargins(0, 0, 0, 0)
        self.bgWidget = QWidget(self)  # 背景控件, 用于支持动画效果
        layout.addWidget(self.bgWidget)

        layout = QGridLayout(self.bgWidget)
        layout.setHorizontalSpacing(15)
        layout.setVerticalSpacing(10)

        # 标题左边图标
        layout.addWidget(
            QLabel(self, pixmap=NotificationIcon.icon(ntype)), 0, 0)

        # 标题
        self.labelTitle = QLabel(title, self)
        font = self.labelTitle.font()
        font.setBold(True)
        font.setPixelSize(22)
        self.labelTitle.setFont(font)

        # 关闭按钮
        self.labelClose = QLabel(
            self, cursor=Qt.PointingHandCursor, pixmap=NotificationIcon.icon(NotificationIcon.Close))

        # 消息内容
        self.labelMessage = QLabel(
            message, self, cursor=Qt.PointingHandCursor, wordWrap=True, alignment=Qt.AlignLeft | Qt.AlignTop)
        font = self.labelMessage.font()
        font.setPixelSize(20)
        self.labelMessage.setFont(font)
        self.labelMessage.adjustSize()

        # 添加到布局
        layout.addWidget(self.labelTitle, 0, 1)
        layout.addItem(QSpacerItem(
            40, 20, QSizePolicy.Expanding, QSizePolicy.Minimum), 0, 2)
        layout.addWidget(self.labelClose, 0, 3)
        layout.addWidget(self.labelMessage, 1, 1, 1, 2)

        # 边框阴影
        effect = QGraphicsDropShadowEffect(self)
        effect.setBlurRadius(12)
        effect.setColor(QColor(0, 0, 0, 25))
        effect.setOffset(0, 2)
        self.setGraphicsEffect(effect)

        self.adjustSize()

        # 5秒自动关闭
        self._timer = QTimer(self, timeout=self.doClose)
        self._timer.setSingleShot(True)  # 只触发一次
        self._timer.start(5000)

    def doClose(self):
        try:
            # 可能由于手动点击导致item已经被删除了
            self.closed.emit(self.item)
        except:
            pass

    def showAnimation(self, width):
        # 显示动画
        pass

    def closeAnimation(self):
        # 关闭动画
        pass

    def mousePressEvent(self, event):
        super(NotificationItem, self).mousePressEvent(event)
        w = self.childAt(event.pos())
        if not w:
            return
        if w == self.labelClose:  # 点击关闭图标
            # 先尝试停止计时器
            self._timer.stop()
            self.closed.emit(self.item)
        elif w == self.labelMessage and self.callback and callable(self.callback):
            # 点击消息内容
            self._timer.stop()
            self.closed.emit(self.item)
            self.callback()  # 回调

    def paintEvent(self, event):
        # 圆角以及背景色
        super(NotificationItem, self).paintEvent(event)
        painter = QPainter(self)
        path = QPainterPath()
        path.addRoundedRect(QRectF(self.rect()), 6, 6)
        painter.fillPath(path, Qt.white)


class NotificationWindow(QListWidget):

    _instance = None

    def __init__(self, *args, **kwargs):
        super(NotificationWindow, self).__init__(*args, **kwargs)
        self.setSpacing(20)
        self.setMinimumWidth(412)
        self.setMaximumWidth(412)
        QApplication.instance().setQuitOnLastWindowClosed(True)
        # 隐藏任务栏,无边框,置顶等
        self.setWindowFlags(self.windowFlags() | Qt.Tool |
                            Qt.FramelessWindowHint | Qt.WindowStaysOnTopHint)
        # 去掉窗口边框
        self.setFrameShape(self.NoFrame)
        # 背景透明
        self.viewport().setAutoFillBackground(False)
        self.setAttribute(Qt.WA_TranslucentBackground, True)
        # 不显示滚动条
        self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        # 获取屏幕高宽
        rect = QApplication.instance().desktop().availableGeometry(self)
        self.setMinimumHeight(rect.height())
        self.setMaximumHeight(rect.height())
        self.move(rect.width() - self.minimumWidth() - 18, 0)

    def removeItem(self, item):
        # 删除item
        w = self.itemWidget(item)
        self.removeItemWidget(item)
        item = self.takeItem(self.indexFromItem(item).row())
        w.close()
        w.deleteLater()
        del item

    @classmethod
    def _createInstance(cls):
        # 创建实例
        if not cls._instance:
            cls._instance = NotificationWindow()
            cls._instance.show()
            NotificationIcon.init()

    @classmethod
    def info(cls, title, message, callback=None):
        cls._createInstance()
        item = QListWidgetItem(cls._instance)
        w = NotificationItem(title, message, item, cls._instance,
                             ntype=NotificationIcon.Info, callback=callback)
        w.closed.connect(cls._instance.removeItem)
        item.setSizeHint(QSize(cls._instance.width() -
                               cls._instance.spacing(), w.height()))
        cls._instance.setItemWidget(item, w)

    @classmethod
    def success(cls, title, message, callback=None):
        cls._createInstance()
        item = QListWidgetItem(cls._instance)
        w = NotificationItem(title, message, item, cls._instance,
                             ntype=NotificationIcon.Success, callback=callback)
        w.closed.connect(cls._instance.removeItem)
        item.setSizeHint(QSize(cls._instance.width() -
                               cls._instance.spacing(), w.height()))
        cls._instance.setItemWidget(item, w)

    @classmethod
    def warning(cls, title, message, callback=None):
        cls._createInstance()
        item = QListWidgetItem(cls._instance)
        w = NotificationItem(title, message, item, cls._instance,
                             ntype=NotificationIcon.Warning, callback=callback)
        w.closed.connect(cls._instance.removeItem)
        item.setSizeHint(QSize(cls._instance.width() -
                               cls._instance.spacing(), w.height()))
        cls._instance.setItemWidget(item, w)

    @classmethod
    def error(cls, title, message, callback=None):
        cls._createInstance()
        item = QListWidgetItem(cls._instance)
        w = NotificationItem(title, message, item,
                             ntype=NotificationIcon.Error, callback=callback)
        w.closed.connect(cls._instance.removeItem)
        width = cls._instance.width() - cls._instance.spacing()
        item.setSizeHint(QSize(width, w.height()))
        cls._instance.setItemWidget(item, w)


if __name__ == '__main__':
    import sys
    import cgitb
    sys.excepthook = cgitb.Hook(1, None, 5, sys.stderr, 'text')
    from PyQt5.QtWidgets import QApplication, QPushButton
    app = QApplication(sys.argv)
    w = QWidget()
    layout = QHBoxLayout(w)

    def callback():
        print('回调点击')

    layout.addWidget(QPushButton(
        'Info', w, clicked=lambda: NotificationWindow.info('提示', '这是一条会自动关闭的消息', callback=callback)))
    layout.addWidget(QPushButton(
        'Success', w, clicked=lambda: NotificationWindow.success('提示', '这是一条会自动关闭的消息', callback=callback)))
    layout.addWidget(QPushButton(
        'Warning', w, clicked=lambda: NotificationWindow.warning(
            '提示',
            '这是提示文案这是提示文案这是提示文案这是提示文案。',
            callback=callback)))
    layout.addWidget(QPushButton(
        'Error', w, clicked=lambda: NotificationWindow.error(
            '提示',
            '<html><head/><body><p><span style=" font-style:italic; color:teal;">这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案</span></p></body></html>',
            callback=callback)))
    w.show()

#     NotificationIcon.init()
#     ww = NotificationItem('提示', '<html><head/><body><p><span style=" font-style:italic; color:teal;">这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案这是提示文案</span></p></body></html>', None,
#                           ntype=NotificationIcon.Error)
#     ww.bgWidget.setVisible(True)
#     ww.show()
    sys.exit(app.exec_())

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