treeWidget 支持拖拽 并改变图标样式

README.md

@@ -58,6 +58,7 @@
     1. - [ QListView 加按钮和 排序](QListView/)
     1. - [ Json生成QTreeWidget](Json生成QTreeWidget/)
     1. - [ treeWidget 节点可拖拽](https://github.com/AshotS/glowing-disco)
+    1. - [ treeWidget 支持拖拽 并改变图标样式](12.1拖拽显示为图片/)
     1. - [ QSqlTableModel + QTableView 数据库查询显示表格](数据库查询显示表格/)
 
 

partner_625781186/12.1拖拽显示为图片/Custom_DND_image.py

@@ -0,0 +1,105 @@
+#!/usr/bin/env python2
+import os
+import sys
+import re
+
+from PyQt5 import QtGui, QtCore, QtWidgets
+from PyQt5.Qt import QDir
+
+from PyQt5 import  QtGui, QtWidgets, QtCore, QtWinExtras
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+"""
+Created on $date$ <br>
+description: 树视图支持拖拽 并改变图标样式 <br>
+author: 东love方 <br>
+
+"""
+
+class MyTreeWidget(QTreeWidget):
+
+    def mouseMoveEvent_xxx(self, e):
+        mimeData = QtCore.QMimeData()
+        drag = QDrag(self)
+        drag.setMimeData(mimeData)
+
+        # pixmap = QPixmap()
+        # drag.setPixmap(pixmap)
+
+        # drag.setHotSpot(e.pos())
+
+        # QTreeWidget.mouseMoveEvent(self,e)
+        drag.exec_(QtCore.Qt.MoveAction)
+
+    def dropEvent(self, e):
+        QTreeWidget.dropEvent(self, e)
+        self.expandAll()
+        e.accept()
+
+    def startDrag(self, supportedActions):
+        listsQModelIndex = self.selectedIndexes()
+        if listsQModelIndex:
+            dataQMimeData = self.model().mimeData(listsQModelIndex)
+            if not dataQMimeData:
+                return None
+            dragQDrag = QDrag(self)
+            dragQDrag.setPixmap(
+                QPixmap(QDir.currentPath() + "/if_Cursor_drag_arrow_103039.png"))  # <- For put your
+            # custom image here
+            dragQDrag.setMimeData(dataQMimeData)
+            defaultDropAction = QtCore.Qt.IgnoreAction
+            if ((supportedActions & QtCore.Qt.CopyAction) and (self.dragDropMode() != QAbstractItemView.InternalMove)):
+                defaultDropAction = QtCore.Qt.CopyAction
+            dragQDrag.exec_(supportedActions, defaultDropAction)
+
+
+class TheUI(QDialog):
+
+    def __init__(self, args=None, parent=None):
+        super(TheUI, self).__init__(parent)
+        self.layout = QVBoxLayout(self)
+        treeWidget = MyTreeWidget()
+
+        button = QPushButton('Add')
+        self.layout.addWidget(treeWidget)
+        self.layout.addWidget(button)
+        treeWidget.setHeaderHidden(True)
+
+        self.treeWidget = treeWidget
+        self.button = button
+        self.button.clicked.connect(lambda *x: self.addCmd())
+
+        HEADERS = ("script", "chunksize", "mem")
+        self.treeWidget.setHeaderLabels(HEADERS)
+        self.treeWidget.setColumnCount(len(HEADERS))
+
+        self.treeWidget.setColumnWidth(0, 160)
+        self.treeWidget.header().show()
+
+        self.treeWidget.setDragDropMode(QAbstractItemView.InternalMove)
+
+        self.resize(500, 500)
+        for i in range(6):
+            item = self.addCmd(i)
+            if i in (3, 4):
+                self.addCmd('%s-1' % i, parent=item)
+
+        self.treeWidget.expandAll()
+        self.setStyleSheet("QTreeWidget::item{ height: 30px;  }")
+
+    def addCmd(self, i, parent=None):
+        'add a level to tree widget'
+
+        root = self.treeWidget.invisibleRootItem()
+        if not parent:
+            parent = root
+        item = QTreeWidgetItem(parent, ['script %s' % i, '1', '150'])
+        return item
+
+if __name__ == '__main__':
+    app = QApplication(sys.argv)
+    gui = TheUI()
+    gui.show()
+    app.exec_()

partner_625781186/12.1拖拽显示为图片/README.md

@@ -0,0 +1,4 @@
+# 12.1拖拽显示为图片
+
+
+![1](ScreenShot/1.gif)