ViewerInstancePtr
ViewerNode::getViewerProcessNode(int index) const
{
if (index >= 2 || index < 0) {
return ViewerInstancePtr();
}
NodePtr node = _imp->getViewerProcessNode(index);
if (!node) {
return ViewerInstancePtr();
}
return toViewerInstance(node->getEffectInstance());
}
ViewerInstancePtr
GuiAppInstance::getLastViewerUsingTimeline() const
{
QMutexLocker k(&_imp->lastTimelineViewerMutex);
if (!_imp->lastTimelineViewer) {
return ViewerInstancePtr();
}
return _imp->lastTimelineViewer->isEffectViewerInstance();
}
ViewerTab::~ViewerTab()
{
Gui* gui = getGui();
if (gui) {
NodeGraph* graph = 0;
ViewerNodePtr internalNode = getInternalNode();
ViewerInstancePtr viewerNode = internalNode ? internalNode->getInternalViewerNode() : ViewerInstancePtr();
if (viewerNode) {
NodeCollectionPtr collection = viewerNode->getNode()->getGroup();
if (collection) {
NodeGroupPtr isGrp = toNodeGroup(collection);
if (isGrp) {
NodeGraphI* graph_i = isGrp->getNodeGraph();
if (graph_i) {
graph = dynamic_cast<NodeGraph*>(graph_i);
assert(graph);
}
} else {
graph = gui->getNodeGraph();
}
}
internalNode->invalidateUiContext();
} else {
graph = gui->getNodeGraph();
}
assert(graph);
GuiAppInstancePtr app = gui->getApp();
if ( app && !app->isClosing() && graph && (graph->getLastSelectedViewer() == this) ) {
graph->setLastSelectedViewer(0);
}
}
_imp->nodesContext.clear();
}