def handleInternalMove(self, event):
"""Handle a move inside treeview."""
# make sure qt doesn't handle this
event.setDropAction(qt4.Qt.IgnoreAction)
event.ignore()
if not self.viewport().rect().contains(event.pos()):
return
# get widget at event position
index = self.indexAt(event.pos())
if not index.isValid():
index = self.rootIndex()
# adjust according to drop indicator position
row = -1
posn = self.dropIndicatorPosition()
if posn == qt4.QAbstractItemView.AboveItem:
row = index.row()
index = index.parent()
elif posn == qt4.QAbstractItemView.BelowItem:
row = index.row() + 1
index = index.parent()
if index.isValid():
parent = self.model().getWidget(index)
data = str(event.mimeData().data(document.widgetmime))
if document.isMimeDropable(parent, data):
# move the widget!
parentpath = parent.path
widgetpaths = document.getMimeWidgetPaths(data)
ops = []
r = row
for path in widgetpaths:
ops.append(
document.OperationWidgetMove(path, parentpath, r) )
if r >= 0:
r += 1
self.model().document.applyOperation(
document.OperationMultiple(ops, descr='move'))
event.ignore()
def handleInternalMove(self, event):
"""Handle a move inside treeview."""
# make sure qt doesn't handle this
event.setDropAction(qt4.Qt.IgnoreAction)
event.ignore()
if not self.viewport().rect().contains(event.pos()):
return
# get widget at event position
index = self.indexAt(event.pos())
if not index.isValid():
index = self.rootIndex()
# adjust according to drop indicator position
row = -1
posn = self.dropIndicatorPosition()
if posn == qt4.QAbstractItemView.AboveItem:
row = index.row()
index = index.parent()
elif posn == qt4.QAbstractItemView.BelowItem:
row = index.row() + 1
index = index.parent()
if index.isValid():
parent = self.model().getWidget(index)
data = str(event.mimeData().data(document.widgetmime))
if document.isMimeDropable(parent, data):
# move the widget!
parentpath = parent.path
widgetpaths = document.getMimeWidgetPaths(data)
ops = []
r = row
for path in widgetpaths:
ops.append(
document.OperationWidgetMove(path, parentpath, r))
if r >= 0:
r += 1
self.model().document.applyOperation(
document.OperationMultiple(ops, descr='move'))
event.ignore()
def dropMimeData(self, mimedata, action, row, column, parentindex):
"""User drags and drops widget."""
if action == qt4.Qt.IgnoreAction:
return True
if not mimedata.hasFormat(document.widgetmime):
return False
data = str(mimedata.data(document.widgetmime))
if parentindex.isValid():
parent = self.getWidget(parentindex)
else:
parent = self.document.basewidget
# check parent supports child
if not document.isMimeDropable(parent, data):
return False
# work out where row will be pasted
startrow = row
if row == -1:
startrow = len(parent.children)
# need to tell qt that these rows are being inserted, so that the
# right number of rows are removed afterwards
self.suspendmodified = True
self.beginInsertRows(parentindex, startrow,
startrow+document.getMimeWidgetCount(data)-1)
op = document.OperationWidgetPaste(parent, data, index=startrow)
self.document.applyOperation(op)
self.endInsertRows()
self.suspendmodified = False
return True
def dropMimeData(self, mimedata, action, row, column, parentindex):
"""User drags and drops widget."""
if action == qt4.Qt.IgnoreAction:
return True
if not mimedata.hasFormat(document.widgetmime):
return False
data = str(mimedata.data(document.widgetmime))
if parentindex.isValid():
parent = self.getWidget(parentindex)
else:
parent = self.document.basewidget
# check parent supports child
if not document.isMimeDropable(parent, data):
return False
# work out where row will be pasted
startrow = row
if row == -1:
startrow = len(parent.children)
# need to tell qt that these rows are being inserted, so that the
# right number of rows are removed afterwards
self.suspendmodified = True
self.beginInsertRows(parentindex, startrow,
startrow + document.getMimeWidgetCount(data) - 1)
op = document.OperationWidgetPaste(parent, data, index=startrow)
self.document.applyOperation(op)
self.endInsertRows()
self.suspendmodified = False
return True
