自定义QWidget的QSS样式

自定义QWidget的QSS样式/CustomPaintWidget.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+'''
+Created on 2017年12月10日
+@author: Irony."[讽刺]
+@site: http://alyl.vip, http://orzorz.vip, https://coding.net/u/892768447, https://github.com/892768447
+@email: 892768447@qq.com
+@file: CustomPaintWidget
+@description: 
+'''
+from PyQt5.QtGui import QPainter
+from PyQt5.QtWidgets import QWidget, QVBoxLayout, QLabel, QStyleOption, QStyle
+
+
+__Author__ = "By: Irony.\"[讽刺]\nQQ: 892768447\nEmail: 892768447@qq.com"
+__Copyright__ = "Copyright (c) 2017 Irony.\"[讽刺]"
+__Version__ = "Version 1.0"
+
+
+class CustomPaintWidget(QWidget):
+
+    def __init__(self, *args, **kwargs):
+        super(CustomPaintWidget, self).__init__(*args, **kwargs)
+        layout = QVBoxLayout(self)
+        layout.addWidget(QLabel("我是自定义CustomPaintWidget", self))
+
+    def paintEvent(self, event):
+        # 解决QSS问题
+        option = QStyleOption()
+        option.initFrom(self)
+        painter = QPainter(self)
+        self.style().drawPrimitive(QStyle.PE_Widget, option, painter, self)
+        super(CustomPaintWidget, self).paintEvent(event)

自定义QWidget的QSS样式/CustomWidget.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+'''
+Created on 2017年12月10日
+@author: Irony."[讽刺]
+@site: http://alyl.vip, http://orzorz.vip, https://coding.net/u/892768447, https://github.com/892768447
+@email: 892768447@qq.com
+@file: CustomWidget
+@description: 
+'''
+from PyQt5.QtWidgets import QWidget, QVBoxLayout, QLabel
+
+
+__Author__ = "By: Irony.\"[讽刺]\nQQ: 892768447\nEmail: 892768447@qq.com"
+__Copyright__ = "Copyright (c) 2017 Irony.\"[讽刺]"
+__Version__ = "Version 1.0"
+
+
+class CustomWidget(QWidget):
+
+    def __init__(self, *args, **kwargs):
+        super(CustomWidget, self).__init__(*args, **kwargs)
+        layout = QVBoxLayout(self)
+        layout.addWidget(QLabel("我是自定义CustomWidget", self))

自定义QWidget的QSS样式/README.md

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+# 自定QWidget 设置QSS样式
+由于自定义QWidget 会导致QSS无效
+这里通过两个方法来实现
+
+1.重写paintEvent
+2.设置Qt.WA_StyledBackground属性
+
+# 截图
+<img src="ScreenShot/1.png" />

自定义QWidget的QSS样式/test.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+'''
+Created on 2017年12月10日
+@author: Irony."[讽刺]
+@site: http://alyl.vip, http://orzorz.vip, https://coding.net/u/892768447, https://github.com/892768447
+@email: 892768447@qq.com
+@file: test
+@description: 
+'''
+import sys
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtWidgets import QWidget, QApplication, QHBoxLayout
+
+from CustomPaintWidget import CustomPaintWidget  # @UnresolvedImport
+from CustomWidget import CustomWidget  # @UnresolvedImport
+
+
+__Author__ = "By: Irony.\"[讽刺]\nQQ: 892768447\nEmail: 892768447@qq.com"
+__Copyright__ = "Copyright (c) 2017 Irony.\"[讽刺]"
+__Version__ = "Version 1.0"
+
+
+class TestWidget(QWidget):
+
+    def __init__(self, *args, **kwargs):
+        super(TestWidget, self).__init__(*args, **kwargs)
+        layout = QHBoxLayout(self)
+        layout.addWidget(CustomPaintWidget(self))
+        layout.addWidget(CustomWidget(self))
+        #注意
+        w = CustomWidget(self)
+        w.setAttribute(Qt.WA_StyledBackground)#很重要
+        layout.addWidget(w)
+
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+    app.setStyleSheet('''
+CustomPaintWidget {
+    min-width: 100px;
+    min-height: 100px;
+    border: 1px solid green;
+    border-radius: 20px;
+    background: green;
+}
+CustomWidget {
+    min-width: 200px;
+    min-height: 200px;
+    max-width: 200px;
+    max-height: 200px;
+    border: 1px solid orange;
+    border-radius: 100px;
+    background: orange;
+}
+    ''')
+    w = TestWidget()
+    w.show()
+    sys.exit(app.exec_())