/*******************************************************************************
* Copyright (c) 2011, 2015 Frank Appel 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:
* Frank Appel - initial API and implementation
* EclipseSource - ongoing development
******************************************************************************/
package org.eclipse.rap.rwt.internal.textsize;
import org.eclipse.swt.internal.widgets.ControlUtil;
import org.eclipse.swt.internal.widgets.IColumnAdapter;
import org.eclipse.swt.internal.widgets.IControlAdapter;
import org.eclipse.swt.internal.widgets.WidgetTreeVisitor;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Item;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.swt.widgets.Widget;
public class RePackVisitor implements WidgetTreeVisitor {
@Override
public boolean visit( Widget widget ) {
if( widget instanceof Control ) {
Control control = ( Control )widget;
IControlAdapter adapter = ControlUtil.getControlAdapter( control );
if( adapter.isPacked() ) {
control.pack();
adapter.clearPacked();
}
} else if( widget instanceof TableColumn ) {
TableColumn column = ( TableColumn )widget;
IColumnAdapter adapter = getAdapter( column );
if( adapter.isPacked() ) {
column.pack();
adapter.clearPacked();
}
} else if( widget instanceof TreeColumn ) {
TreeColumn column = ( TreeColumn )widget;
IColumnAdapter adapter = getAdapter( column );
if( adapter.isPacked() ) {
column.pack();
adapter.clearPacked();
}
}
return true;
}
private static IColumnAdapter getAdapter( Item column ) {
return column.getAdapter( IColumnAdapter.class );
}
}