/*******************************************************************************
* 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.gwtext.model.layout;
import org.eclipse.wb.internal.core.model.JavaInfoEvaluationHelper;
import org.eclipse.wb.internal.core.model.creation.ConstructorCreationSupport;
import org.eclipse.wb.internal.core.model.creation.CreationSupport;
import org.eclipse.wb.internal.core.model.description.ComponentDescription;
import org.eclipse.wb.internal.core.model.property.Property;
import org.eclipse.wb.internal.core.model.util.PropertyUtils;
import org.eclipse.wb.internal.core.utils.ast.AstEditor;
import org.eclipse.wb.internal.core.utils.ast.DomGenerics;
import org.eclipse.jdt.core.dom.ClassInstanceCreation;
import org.eclipse.jdt.core.dom.Expression;
import org.apache.commons.lang.StringUtils;
/**
* Model for <code>com.gwtext.client.widgets.layout.AnchorLayoutData</code>.
*
* @author scheglov_ke
* @coverage GWTExt.model.layout
*/
public final class AnchorLayoutDataInfo extends LayoutDataInfo {
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public AnchorLayoutDataInfo(AstEditor editor,
ComponentDescription description,
CreationSupport creationSupport) throws Exception {
super(editor, description, creationSupport);
}
////////////////////////////////////////////////////////////////////////////
//
// Anchor
//
////////////////////////////////////////////////////////////////////////////
public Object getAnchor() throws Exception {
if (getCreationSupport() instanceof ConstructorCreationSupport) {
ConstructorCreationSupport creationSupport =
(ConstructorCreationSupport) getCreationSupport();
ClassInstanceCreation creation = creationSupport.getCreation();
Expression anchorExpression = DomGenerics.arguments(creation).get(0);
return JavaInfoEvaluationHelper.getValue(anchorExpression);
}
return Property.UNKNOWN_VALUE;
}
public void setAnchor(Object anchor) throws Exception {
materialize();
PropertyUtils.getByPath(this, "Constructor/anchor").setValue(anchor);
}
public void setAnchorWidth(String width) throws Exception {
Object anchorObject = getAnchor();
if (anchorObject == Property.UNKNOWN_VALUE) {
setAnchor(width);
} else {
String anchor = (String) anchorObject;
String[] anchorParts = StringUtils.split(anchor);
if (anchorParts.length == 1) {
if (anchor.startsWith(" ")) {
setAnchor(width + " " + anchor.trim());
} else {
setAnchor(width);
}
} else if (anchorParts.length == 2) {
setAnchor(width + " " + anchorParts[1]);
}
}
}
public void setAnchorHeight(String height) throws Exception {
Object anchorObject = getAnchor();
if (anchorObject == Property.UNKNOWN_VALUE) {
setAnchor(" " + height);
} else {
String anchor = (String) anchorObject;
String[] anchorParts = StringUtils.split(anchor);
if (anchorParts.length == 1 && anchor.startsWith(" ")) {
setAnchor(" " + height);
} else if (anchorParts.length != 0) {
setAnchor(anchorParts[0] + " " + height);
}
}
}
}