0
有没有一种方法可以让项目被拖/放以及它们的目标父级？获取拖放式qtreewidget项目 - Python
在理想情况下，我想要发生的是dropEvent完成后，它会打印已移动的qtreewidget项以及项目移至的新父项。父母可能是qtreewidget本身或另一个qtreewidgetitem，具体取决于下降发生的位置。
有人可以帮我一下吗？
以下是我到目前为止的代码。
# Imports
# ------------------------------------------------------------------------------
import sys
from PySide import QtGui, QtCore, QtSvg
class TreeNodeItem(QtGui.QTreeWidgetItem):
def __init__(self, parent, name=""):
super(TreeNodeItem, self).__init__(parent)
self.setText(0, name)
self.stuff = "Custom Names - " + str(name)
class TreeWidget(QtGui.QTreeWidget):
def __init__(self, parent=None):
QtGui.QTreeWidget.__init__(self, parent)
self.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
self.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
self.setItemsExpandable(True)
self.setAnimated(True)
self.setDragEnabled(True)
self.setDropIndicatorShown(True)
self.setDragDropMode(QtGui.QAbstractItemView.InternalMove)
self.setAlternatingRowColors(True)
# def dropEvent(self, event):
# print "finished"
def dropEvent(self, event):
return_val = super(TreeWidget, self).dropEvent(event)
print ("Drop finished")
d = event.mimeData()
print d, event.source()
return return_val
# Main
# ------------------------------------------------------------------------------
class ExampleWidget(QtGui.QWidget):
def __init__(self,):
super(ExampleWidget, self).__init__()
self.initUI()
def initUI(self):
# formatting
self.resize(250, 400)
self.setWindowTitle("Example")
# widget - passes treewidget
self.itemList = QtGui.QTreeWidget()
self.itemList = TreeWidget()
headers = [ "Items" ]
self.itemList.setColumnCount(len(headers))
self.itemList.setHeaderLabels(headers)
# layout Grid - row/column/verticalpan/horizontalspan
self.mainLayout = QtGui.QGridLayout(self)
self.mainLayout.setContentsMargins(5,5,5,5)
self.mainLayout.addWidget(self.itemList, 0,0,1,1)
# display
self.show()
# Functions
# --------------------------------------------------------------------------
def closeEvent(self, event):
print "closed"
def showEvent(self, event):
print "open"
for i in xrange(20):
TreeNodeItem(parent=self.itemList , name=str(i))
# Main
# ------------------------------------------------------------------------------
if __name__ == "__main__":
app = QtGui.QApplication(sys.argv)
ex = ExampleWidget()
sys.exit(app.exec_())