Qt第四十一章：异型窗口

男娘i 2024-03-30 09:21 17阅读 0赞

**目录**

一、素材

二、利用PPT转成背景透明图片编辑

三、剪裁一下去右下角的CSDN文字LOGO编辑

四、将图片放到启动py文件同级目录leaf.png 五、代码

--------------------

#### 一、素材 ####

![be3e0141d8b548b987c70996bf1ed45b.png][]

#### 二、利用PPT转成背景透明图片   ![6e6d8a0de9334ed29d1be36e593595f2.png][] ####

#### 三、剪裁一下去右下角的CSDN文字LOGO   ![bef1fd1ad66c465590a45febfc94aa36.png][] ####

#### 四、将图片放到启动py文件同级目录leaf.png   五、代码 ####

import PySide6
    from PySide6 import QtGui
    from PySide6.QtCore import QRect
    from PySide6.QtGui import QPainter, QPen, QColor, QPixmap, QBitmap, Qt, QImage
    from PySide6.QtWidgets import QWidget, QApplication
    
    class TestMask(QWidget):
        def __init__(self, parent=None):
            super(TestMask, self).__init__(parent)
            # 1.设置无边框 和 透明背景 无边框必须设置全，不然会导致点击任务栏不能最小化窗口
            self.setWindowFlags(
                Qt.Window
                | Qt.FramelessWindowHint
                | Qt.WindowSystemMenuHint
                | Qt.WindowMinimizeButtonHint
                | Qt.WindowMaximizeButtonHint
            )
            # 设置背景透明
            self.setAttribute(Qt.WA_TranslucentBackground)
    
            # 加载背景图片png
            self.background: QPixmap = QPixmap('./leaf.png')
    
            # 制作一张纯透明png作为掩膜
            image = QImage(self.background.size(), QImage.Format_RGBA8888)
            image.fill(QColor(0, 0, 0, 0))
    
            # 加载透明png
            self.pix = QBitmap(QPixmap(image))
    
            # 窗口设置成图片大小
            self.resize(self.background.size())
    
            # 设置掩膜
            self.setMask(self.pix)
    
        def paintEvent(self, event: PySide6.QtGui.QPaintEvent) -> None:
            painter = QPainter(self)
            # 绘制背景图片
            painter.drawPixmap(0, 0, self.pix.width(), self.pix.height(), self.background)
            super(TestMask, self).paintEvent(event)
    
    
    if __name__ == '__main__':
        app = QApplication([])
        main = TestMask()
        main.show()
        app.exec()

[be3e0141d8b548b987c70996bf1ed45b.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/30/0ced557c96ba459f90ae373aa98cfaa6.png
[6e6d8a0de9334ed29d1be36e593595f2.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/30/536cd949bb6642fc925f80058faaeb75.png
[bef1fd1ad66c465590a45febfc94aa36.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/30/b81d79ef051d46998451d3491d0d5d05.png