toggleCollapseSelectedNodes method
This method is used to toggle the collapse state of all selected nodes.
Emit a NodeRenderModeEvent event.
Implementation
void toggleCollapseSelectedNodes(bool collapse) {
for (final id in selectedNodeIds) {
final node = nodes[id];
node?.state.isCollapsed = collapse;
}
linksDataDirty = true;
nodesDataDirty = true;
eventBus.emit(
CollapseEvent(id: const Uuid().v4(), collapse, selectedNodeIds),
);
}