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/*******************************************************************************
* Copyright (c) 2000, 2007 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.cdt.debug.internal.ui.actions;
import org.eclipse.cdt.debug.internal.ui.CDebugImages;
import org.eclipse.cdt.debug.internal.ui.ICDebugHelpContextIds;
import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
import org.eclipse.debug.internal.ui.viewers.model.provisional.TreeModelViewer;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.texteditor.IUpdate;
/**
* Action to toggle the use of contributed variables content providers on and off.
* When on, all registered variables content providers for the current debug model
* are used. When off, the default content provider (that shows all children)
* is used for all debug models.
*/
public class ToggleShowColumnsAction extends Action implements IUpdate {
private TreeModelViewer fViewer;
public ToggleShowColumnsAction( TreeModelViewer viewew ) {
super( "&Show Columns", IAction.AS_CHECK_BOX );
fViewer = viewew;
setToolTipText( "Show Columns" );
setImageDescriptor( CDebugImages.DESC_OBJS_COMMON_TAB );
setId( CDebugUIPlugin.getUniqueIdentifier() + ".ToggleShowColumsAction" ); //$NON-NLS-1$
PlatformUI.getWorkbench().getHelpSystem().setHelp( this, ICDebugHelpContextIds.SHOW_COLUMNS_ACTION );
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.Action#run()
*/
@Override
public void run() {
if ( fViewer.getControl().isDisposed() ) {
return;
}
BusyIndicator.showWhile( fViewer.getControl().getDisplay(), new Runnable() {
@Override
public void run() {
fViewer.setShowColumns( isChecked() );
}
} );
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IUpdate#update()
*/
@Override
public void update() {
setEnabled( fViewer.canToggleColumns() );
setChecked( fViewer.isShowColumns() );
}
}
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