/*******************************************************************************
* Copyright 2011 Google Inc. All Rights Reserved.
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
package com.google.gdt.eclipse.designer.smart.model.form;
import com.google.gdt.eclipse.designer.smart.model.CanvasInfo;
import org.eclipse.wb.draw2d.geometry.Dimension;
import org.eclipse.wb.internal.core.model.creation.CreationSupport;
import org.eclipse.wb.internal.core.model.description.ComponentDescription;
import org.eclipse.wb.internal.core.utils.ast.AstEditor;
import org.eclipse.wb.internal.core.utils.reflect.ReflectionUtils;
import java.util.List;
/**
* Model for <code>com.smartgwt.client.widgets.form.fields.CanvasItem</code>.
*
* @author sablin_aa
* @coverage SmartGWT.model
*/
public class CanvasItemInfo extends FormItemInfo {
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public CanvasItemInfo(AstEditor editor,
ComponentDescription description,
CreationSupport creationSupport) throws Exception {
super(editor, description, creationSupport);
}
////////////////////////////////////////////////////////////////////////////
//
// "Live" support
//
////////////////////////////////////////////////////////////////////////////
@Override
protected Dimension getLivePreferredSize() {
Dimension size = super.getLivePreferredSize();
CanvasInfo canvas = getCanvas();
if (size == null && canvas != null) {
size = canvas.getPreferredSize();
}
return size;
};
////////////////////////////////////////////////////////////////////////////
//
// Access
//
////////////////////////////////////////////////////////////////////////////
public CanvasInfo getCanvas() {
List<CanvasInfo> children = getChildren(CanvasInfo.class);
return children.size() > 0 ? children.get(0) : null;
}
////////////////////////////////////////////////////////////////////////////
//
// Refresh
//
////////////////////////////////////////////////////////////////////////////
@Override
public void refresh_dispose() throws Exception {
// detach canvas
if (isCreated()) {
ReflectionUtils.invokeMethod(
getObject(),
"setCanvas(com.smartgwt.client.widgets.Canvas)",
(Object) null);
}
//
super.refresh_dispose();
}
}