/*******************************************************************************
* 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;
import com.google.gdt.eclipse.designer.model.widgets.WidgetInfo;
import org.eclipse.wb.core.model.association.Association;
import org.eclipse.wb.core.model.association.InvocationAssociation;
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.ast.AstNodeUtils;
import org.eclipse.wb.internal.core.utils.reflect.ReflectionUtils;
/**
* Model for <code>com.smartgwt.client.widgets.layout.Layout</code>.
*
* @author scheglov_ke
* @coverage SmartGWT.model
*/
public class LayoutInfo extends CanvasInfo {
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public LayoutInfo(AstEditor editor,
ComponentDescription description,
CreationSupport creationSupport) throws Exception {
super(editor, description, creationSupport);
}
////////////////////////////////////////////////////////////////////////////
//
// Access
//
////////////////////////////////////////////////////////////////////////////
/**
* @return array of children <code>com.smartgwt.client.widgets.Canvas</code>'s.
*/
public Object[] getCanvases() {
return (Object[]) ReflectionUtils.invokeMethodEx(getObject(), "getMembers()");
}
////////////////////////////////////////////////////////////////////////////
//
// Refresh
//
////////////////////////////////////////////////////////////////////////////
@Override
protected void refresh_dispose_detach(WidgetInfo child) throws Exception {
// detach members
if (child instanceof CanvasInfo) {
CanvasInfo childCanvas = (CanvasInfo) child;
Association association = childCanvas.getAssociation();
if (association instanceof InvocationAssociation) {
InvocationAssociation invocationAssociation = (InvocationAssociation) association;
String signature = AstNodeUtils.getMethodSignature(invocationAssociation.getInvocation());
if (signature.startsWith("addMember(com.smartgwt.client.widgets.Canvas")
|| signature.startsWith("addMembers(com.smartgwt.client.widgets.Canvas")) {
if (childCanvas.isCreated()) {
ReflectionUtils.invokeMethod(
getObject(),
"removeMember(com.smartgwt.client.widgets.Canvas)",
childCanvas.getObject());
return;
}
}
}
} else {
// TODO
}
super.refresh_dispose_detach(child);
}
}