/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.actions;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.debug.ui.IDebugView;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.IViewPart;
public abstract class SelectAllAction extends AbstractRemoveAllActionDelegate {
private IViewPart fView;
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.actions.selection.AbstractSelectionActionDelegate#init(org.eclipse.ui.IViewPart)
*/
public void init(IViewPart view) {
fView = view;
IDebugView debugView = (IDebugView) getView().getAdapter(IDebugView.class);
if (debugView != null) {
debugView.setAction(getActionId(), getAction());
}
super.init(view);
}
protected IViewPart getView() {
return fView;
}
protected abstract String getActionId();
private void collectExpandedAndVisible(TreeItem[] items, List result) {
for (int i= 0; i < items.length; i++) {
TreeItem item= items[i];
result.add(item);
if (item.getExpanded()) {
collectExpandedAndVisible(item.getItems(), result);
}
}
}
/**
* @see IActionDelegate#run(IAction)
*/
public void run(IAction action){
if (!(getView() instanceof IDebugView)) {
return;
}
Viewer viewer = ((IDebugView) getView()).getViewer();
if (viewer instanceof TreeViewer) {
ArrayList allVisible= new ArrayList();
Tree tree= ((TreeViewer) viewer).getTree();
collectExpandedAndVisible(tree.getItems(), allVisible);
tree.setSelection((TreeItem[]) allVisible.toArray(new TreeItem[allVisible.size()]));
// force viewer selection change
viewer.setSelection(viewer.getSelection());
}
}
}
|