分割窗口的分割条重写

.settings/org.eclipse.core.resources.prefs

@@ -20,6 +20,7 @@ encoding//tmp/\u7B80\u5355\u63D2\u4EF6/Widget.py=utf-8
 encoding//\u4E0B\u62C9\u9009\u62E9\u8054\u52A8/ComboBox.py=utf-8
 encoding//\u4EBA\u8138\u63CF\u70B9\u68C0\u6D4B/OpencvWidget.py=utf-8
 encoding//\u5168\u5C40\u70ED\u952E/HotKey.py=utf-8
+encoding//\u5206\u5272\u7A97\u53E3\u7684\u5206\u5272\u6761\u91CD\u5199/Splitter.py=utf-8
 encoding//\u53F3\u4E0B\u89D2\u5F39\u51FA\u6846/WindowNotify.py=utf-8
 encoding//\u56FE\u7247\u52A0\u8F7D/LoadImage.py=utf-8
 encoding//\u56FE\u7247\u52A0\u8F7D/res_rc.py=utf-8

分割窗口的分割条重写/README.md

@@ -0,0 +1,11 @@
+# 分割窗口的分割条重绘
+
+原理在于QSplitter在创建分割条的时候会调用createHandle函数
+
+于是通过重新写createHandle返回自己的QSplitterHandle类
+
+并通过QSplitterHandle的paintEvent实现绘制其它形状，
+重写mousePressEvent和mouseMoveEvent来实现鼠标的其它事件
+
+## 截图
+![截图](ScreenShot/1.gif)

分割窗口的分割条重写/Splitter.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2018年3月21日
+@author: Irony
+@site: https://github.com/892768447
+@email: 892768447@qq.com
+@file: Splitter
+@description: 
+"""
+import sys
+
+from PyQt5.QtCore import Qt, QPointF, pyqtSignal
+from PyQt5.QtGui import QPainter, QPolygonF
+from PyQt5.QtWidgets import QTextEdit, QListWidget,\
+    QTreeWidget, QSplitter, QApplication, QMainWindow, QSplitterHandle
+
+
+__Author__ = """By: Irony
+QQ: 892768447
+Email: 892768447@qq.com"""
+__Copyright__ = "Copyright (c) 2018 Irony"
+__Version__ = "Version 1.0"\
+
+
+
+class SplitterHandle(QSplitterHandle):
+    clicked = pyqtSignal()
+
+    def __init__(self, *args, **kwargs):
+        super(SplitterHandle, self).__init__(*args, **kwargs)
+        # 如果不设置这个，则鼠标只能在按下后移动才能响应mouseMoveEvent
+        self.setMouseTracking(True)
+
+    def mousePressEvent(self, event):
+        super(SplitterHandle, self).mousePressEvent(event)
+        if event.pos().y() <= 24:
+            # 发送点击信号
+            self.clicked.emit()
+
+    def mouseMoveEvent(self, event):
+        """鼠标移动事件"""
+        # 当y坐标小于24时,也就是顶部的矩形框高度
+        if event.pos().y() <= 24:
+            # 取消鼠标样式
+            self.unsetCursor()
+            event.accept()
+        else:
+            # 设置默认的鼠标样式并可以移动
+            self.setCursor(Qt.SplitHCursor if self.orientation()
+                           == Qt.Horizontal else Qt.SplitVCursor)
+            super(SplitterHandle, self).mouseMoveEvent(event)
+
+    def paintEvent(self, event):
+        # 绘制默认的样式
+        super(SplitterHandle, self).paintEvent(event)
+        # 绘制顶部扩展按钮
+        painter = QPainter(self)
+        painter.setRenderHint(QPainter.Antialiasing, True)
+        painter.setPen(Qt.red)
+        # 画矩形
+        painter.drawRect(0, 0, self.width(), 24)
+        # 画三角形
+        painter.setBrush(Qt.red)
+        painter.drawPolygon(QPolygonF([
+            QPointF(0, (24 - 8) / 2),
+            QPointF(self.width() - 2, 24 / 2),
+            QPointF(0, (24 + 8) / 2)
+        ]))
+
+
+class Splitter(QSplitter):
+
+    def onClicked(self):
+        print('clicked')
+
+    def createHandle(self):
+        if self.count() == 1:
+            # 这里表示第一个分割条
+            handle = SplitterHandle(self.orientation(), self)
+            handle.clicked.connect(self.onClicked)
+            return handle
+        return super(Splitter, self).createHandle()
+
+
+class SplitterWindow(QMainWindow):
+    def __init__(self, parent=None):
+        super(SplitterWindow, self).__init__(parent)
+        self.resize(400, 400)
+        self.setWindowTitle('PyQt Qsplitter')
+        textedit = QTextEdit('QTextEdit', self)
+        listwidget = QListWidget(self)
+        listwidget.addItem("This is  a \nListWidget!")
+        treewidget = QTreeWidget()
+        treewidget.setHeaderLabels(['This', 'is', 'a', 'TreeWidgets!'])
+
+        splitter = Splitter(self)
+        splitter.setHandleWidth(8)
+        splitter.addWidget(textedit)
+        splitter.addWidget(listwidget)
+        splitter.addWidget(treewidget)
+        # Qt.Vertical 垂直   Qt.Horizontal 水平
+        splitter.setOrientation(Qt.Horizontal)
+        self.setCentralWidget(splitter)
+
+
+if __name__ == '__main__':
+    app = QApplication(sys.argv)
+    main = SplitterWindow()
+    main.show()
+    sys.exit(app.exec_())