@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
HandlerUtil.toggleCommandState(event.getCommand());
IWorkbenchPart part = HandlerUtil.getActivePartChecked(event);
if (part instanceof RepositoriesView) {
CommonViewer viewer = ((RepositoriesView) part).getCommonViewer();
viewer.refresh();
}
return null;
}
public void run(IAction action) {
if (navigator != null) {
CommonViewer viewer = navigator.getCommonViewer();
BugContentProvider provider =
BugContentProvider.getProvider(navigator.getNavigatorContentService());
// provider.setRefreshRequested(true);
Object[] expandedElements = viewer.getExpandedElements();
Object input = viewer.getInput();
if (provider.getChildren(input).length == 0) {
viewer.setInput(null);
if (input instanceof IWorkingSet || input instanceof IWorkspaceRoot) {
viewer.setInput(input);
} else {
viewer.setInput(ResourcesPlugin.getWorkspace().getRoot());
}
viewer.refresh(true);
} else {
provider.reSetInput();
}
viewer.setExpandedElements(expandedElements);
}
}