Taylor Carrasco wrote:
Just trying to do some simple drag drop calls with a QTreeWidget and
getting nowheres....
What am I missing in dropEvent to get it to actually copy the tree data
into the new object?
Currently the dragged object disappears after being dragged onto a new top
level item, but doesn't show up in the tree.
http://doc.trolltech.com/4.5/model-view-dnd.html
import sys
from PyQt4 import QtGui, QtCore
class TreeWidget(QtGui.QTreeWidget):
def __init__(self, parent=None):
QtGui.QTreeWidget.__init__(self, parent)
self.header().setHidden(True)
self.setDragDropMode(self.InternalMove)
self.setDragEnabled(True)
self.setDropIndicatorShown(True)
NO_DROP = ~QtCore.Qt.ItemIsDropEnabled
root = self.invisibleRootItem()
root.setFlags(root.flags() & NO_DROP)
for i in xrange(1, 4):
text = QtCore.QStringList('Parent(%i)' % i)
parent = QtGui.QTreeWidgetItem(self, text)
for j in xrange(1, 4):
text = QtCore.QStringList('Child(%i-%i)' % (i, j))
child = QtGui.QTreeWidgetItem(parent, text)
child.setFlags(child.flags() & NO_DROP)
parent.setExpanded(True)
if __name__ == "__main__":
app = QtGui.QApplication(sys.argv)
tree = TreeWidget()
tree.resize(200, 300)
tree.move(300, 300)
tree.show()
sys.exit(app.exec_())
HTH
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