void
NodeGraph::removeNode(const NodeGuiPtr & node)
{
NodeGroup* isGrp = node->getNode()->isEffectGroup();
const KnobsVec & knobs = node->getNode()->getKnobs();
for (U32 i = 0; i < knobs.size(); ++i) {
KnobI::ListenerDimsMap listeners;
knobs[i]->getListeners(listeners);
///For all listeners make sure they belong to a node
bool foundEffect = false;
for (KnobI::ListenerDimsMap::iterator it2 = listeners.begin(); it2 != listeners.end(); ++it2) {
KnobPtr listener = it2->first.lock();
if (!listener) {
continue;
}
EffectInstance* isEffect = dynamic_cast<EffectInstance*>(listener->getHolder());
if (!isEffect) {
continue;
}
if (isGrp && isEffect->getNode()->getGroup().get() == isGrp) {
continue;
}
if ( isEffect && ( isEffect != node->getNode()->getEffectInstance().get() ) ) {
foundEffect = true;
break;
}
}
if (foundEffect) {
StandardButtonEnum reply = Dialogs::questionDialog( tr("Delete").toStdString(), tr("This node has one or several "
"parameters from which other parameters "
"of the project rely on through expressions "
"or links. Deleting this node will "
"remove these expressions "
"and undoing the action will not recover "
"them. Do you wish to continue ?")
.toStdString(), false );
if (reply == eStandardButtonNo) {
return;
}
break;
}
}
node->setUserSelected(false);
NodesGuiList nodesToRemove;
nodesToRemove.push_back(node);
pushUndoCommand( new RemoveMultipleNodesCommand(this,nodesToRemove) );
}
void
NodeGraph::deleteSelection()
{
if ( !_imp->_selection.empty()) {
NodesGuiList nodesToRemove = _imp->_selection;
///For all backdrops also move all the nodes contained within it
for (NodesGuiList::iterator it = nodesToRemove.begin(); it != nodesToRemove.end(); ++it) {
NodesGuiList nodesWithinBD = getNodesWithinBackdrop(*it);
for (NodesGuiList::iterator it2 = nodesWithinBD.begin(); it2 != nodesWithinBD.end(); ++it2) {
NodesGuiList::iterator found = std::find(nodesToRemove.begin(),nodesToRemove.end(),*it2);
if ( found == nodesToRemove.end()) {
nodesToRemove.push_back(*it2);
}
}
}
for (NodesGuiList::iterator it = nodesToRemove.begin(); it != nodesToRemove.end(); ++it) {
const KnobsVec & knobs = (*it)->getNode()->getKnobs();
bool mustBreak = false;
NodeGroup* isGrp = (*it)->getNode()->isEffectGroup();
for (U32 i = 0; i < knobs.size(); ++i) {
KnobI::ListenerDimsMap listeners;
knobs[i]->getListeners(listeners);
///For all listeners make sure they belong to a node
bool foundEffect = false;
for (KnobI::ListenerDimsMap::iterator it2 = listeners.begin(); it2 != listeners.end(); ++it2) {
KnobPtr listener = it2->first.lock();
if (!listener) {
continue;
}
EffectInstance* isEffect = dynamic_cast<EffectInstance*>(listener->getHolder() );
if (!isEffect) {
continue;
}
if (isGrp && isEffect->getNode()->getGroup().get() == isGrp) {
continue;
}
if (!isEffect->getNode()->getGroup()) {
continue;
}
if ( isEffect && ( isEffect != (*it)->getNode()->getEffectInstance().get() ) ) {
foundEffect = true;
break;
}
}
if (foundEffect) {
StandardButtonEnum reply = Dialogs::questionDialog( tr("Delete").toStdString(),
tr("This node has one or several "
"parameters from which other parameters "
"of the project rely on through expressions "
"or links. Deleting this node will "
"may break these expressions."
"\nContinue anyway ?")
.toStdString(), false );
if (reply == eStandardButtonNo) {
return;
}
mustBreak = true;
break;
}
}
if (mustBreak) {
break;
}
}
for (NodesGuiList::iterator it = nodesToRemove.begin(); it != nodesToRemove.end(); ++it) {
(*it)->setUserSelected(false);
}
pushUndoCommand( new RemoveMultipleNodesCommand(this,nodesToRemove) );
_imp->_selection.clear();
}
} // deleteSelection