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Use QUndoCommand with childs, as recommended by Qt documentation

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4740 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2016-10-13 18:00:31 +00:00
parent 415996631a
commit c50e8cd9ae
1 changed files with 17 additions and 12 deletions
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29
sources/elementsmover.cpp
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@@ -125,12 +125,15 @@ void ElementsMover::endMovement()
{
// A movement must be inited
if (!movement_running_) return;
QUndoCommand *undo_object = nullptr;
//empty command to be used has parent of commands below
QUndoCommand *undo_object = new QUndoCommand();
//Create undo move if there is a movement
if (!current_movement_.isNull())
undo_object = new MoveElementsCommand(diagram_, moved_content_, current_movement_);
if (!current_movement_.isNull()) {
QUndoCommand *quc = new MoveElementsCommand(diagram_, moved_content_, current_movement_, undo_object);
undo_object->setText(quc->text());
}
//There is only one element moved, and project authorize auto conductor,
//we try auto connection of conductor;
@@ -141,18 +144,18 @@ void ElementsMover::endMovement()
{
Element *elmt = moved_content_.elements.toList().first();
int acc = elmt->AlignedFreeTerminals().size();
while (!elmt -> AlignedFreeTerminals().isEmpty())
{
QPair <Terminal *, Terminal *> pair = elmt -> AlignedFreeTerminals().takeFirst();
Conductor *conductor = new Conductor(pair.first, pair.second);
//Create an undo object for each new auto conductor, with undo_object for parent if exist
//Else the first undo for this auto conductor become the undo_object
if (undo_object)
new AddItemCommand<Conductor *>(conductor, diagram_, QPointF(), undo_object);
else
undo_object = new AddItemCommand<Conductor *>(conductor, diagram_, QPointF());
//Create an undo object for each new auto conductor, with undo_object for parent
new AddItemCommand<Conductor *>(conductor, diagram_, QPointF(), undo_object);
if (undo_object->text().isEmpty())
undo_object->setText(QObject::tr("Ajouter %n conducteur(s)", "add a numbers of conductor one or more", acc));
//Get all conductors at the same potential of conductor
QSet <Conductor *> conductors_list = conductor->relatedPotentialConductors();
@@ -183,9 +186,11 @@ void ElementsMover::endMovement()
};
}
//Add undo_object if exist
if (undo_object)
//Add undo_object if have child
if (undo_object->childCount() >= 1)
diagram_ -> undoStack().push(undo_object);
else
delete undo_object;
// There is no movement in progress now
movement_running_ = false;