/*******************************************************************************
* 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.model.property.css;
import org.eclipse.wb.core.model.ObjectInfo;
import org.eclipse.wb.internal.core.model.property.Property;
import org.eclipse.wb.internal.core.model.property.editor.PropertyEditor;
import org.eclipse.wb.internal.core.model.util.ScriptUtils;
import org.eclipse.wb.internal.core.utils.execution.ExecutionUtils;
import org.eclipse.wb.internal.core.utils.execution.RunnableEx;
import org.eclipse.wb.internal.css.semantics.AbstractSidedProperty;
import org.eclipse.wb.internal.css.semantics.Semantics;
/**
* Property for {@link AbstractSidedProperty};
*
* @author scheglov_ke
* @coverage gwt.model.property
*/
abstract class StyleAbstractSidedProperty extends Property {
protected final RuleAccessor m_accessor;
protected final ObjectInfo m_object;
protected final String m_styleName;
protected final String m_valueObjectPath;
protected final String m_title;
protected final Property[] m_properties;
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public StyleAbstractSidedProperty(PropertyEditor editor,
RuleAccessor accessor,
String styleName,
String valueObjectPath,
String title,
Property[] properties) {
super(editor);
m_accessor = accessor;
m_object = accessor.getObject();
m_styleName = styleName;
m_valueObjectPath = valueObjectPath;
m_title = title;
m_properties = properties;
}
////////////////////////////////////////////////////////////////////////////
//
// Property
//
////////////////////////////////////////////////////////////////////////////
@Override
public final String getTitle() {
return m_title;
}
@Override
public final boolean isModified() throws Exception {
for (Property property : m_properties) {
if (property.isModified()) {
return true;
}
}
return false;
}
@Override
public final Object getValue() throws Exception {
return getSemanticProperty().get();
}
@Override
public final void setValue(final Object value) throws Exception {
ExecutionUtils.run(m_object, new RunnableEx() {
public void run() throws Exception {
if (value instanceof String) {
getSemanticProperty().set(null, (String) value);
} else {
getSemanticProperty().clear();
}
m_accessor.applySemantics(m_styleName);
}
});
}
////////////////////////////////////////////////////////////////////////////
//
// Utils
//
////////////////////////////////////////////////////////////////////////////
/**
* @return the underlying semantic {@link AbstractSidedProperty}.
*/
protected final AbstractSidedProperty getSemanticProperty() throws Exception {
Semantics semantics = m_accessor.getSemantics(m_styleName);
return (AbstractSidedProperty) ScriptUtils.evaluate(m_valueObjectPath, semantics);
}
}