def startDrag(self, dropActions):
#
if DEBUG_MODE: print('>> NodeTreeView::startDrag')
selectedIdx = self.selectedIndexes()
# for idx in selectedIdx :
idx = selectedIdx[0]
item = self.model().itemFromIndex(idx)
#print "item = %s" % item.text()
# set custom data
data = QtCore.QByteArray()
stream = QtCore.QDataStream(data, QtCore.QIODevice.WriteOnly)
itemName = item.text()
if usePyQt4:
itemFilename = item.data(QtCore.Qt.UserRole + 4).toString()
else:
itemFilename = item.data(QtCore.Qt.UserRole + 4)
if not usePyQt5:
if usePySide:
stream.writeString(itemFilename)
else:
stream << itemFilename
else:
stream.writeBytes(itemFilename)
if DEBUG_MODE: print('* write itemFilename = %s' % (itemFilename))
mimeData = QtCore.QMimeData()
mimeData.setData('application/x-text', data)
# set drag
drag = QtGui.QDrag(self)
drag.setMimeData(mimeData)
#drag.setPixmap ( QtGui.QPixmap(':/node.png') )
if not usePyQt5:
drag.start(QtCore.Qt.CopyAction)
else:
drag.exec_(QtCore.Qt.CopyAction)
def dropEvent(self, event):
#
import os
if DEBUG_MODE: print ">> WorkArea.dropEvent"
file_list = []
mimedata = event.mimeData()
if mimedata.hasFormat('application/x-text'):
# decode drop stuff
data = mimedata.data('application/x-text')
stream = QtCore.QDataStream(data, QtCore.QIODevice.ReadOnly)
if usePyQt4:
filename = QtCore.QString()
else:
filename = ''
if not usePyQt5:
if usePySide:
filename = stream.readString()
else:
stream >> filename
else:
filename = stream.readBytes()
if DEBUG_MODE: print '* read itemFilename = %s' % (filename)
file_list.append(filename)
event.setDropAction(QtCore.Qt.CopyAction)
event.accept()
elif mimedata.hasFormat('text/uri-list'):
data = str(mimedata.data('text/uri-list').data())
#print data
for item in data.split():
filename = str(QtCore.QUrl(item).toLocalFile())
(name, ext) = os.path.splitext(os.path.basename(filename))
if DEBUG_MODE: print ':: %s (%s)' % (filename, ext)
if ext == '.xml':
file_list.append(filename)
else:
event.ignore()
for file_name in file_list:
self.insertNodeNet(file_name, self.mapToScene(event.pos()))
