/*******************************************************************************
* 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.gxt.model.widgets.menu;
import com.google.common.collect.Lists;
import com.google.gdt.eclipse.designer.gxt.model.widgets.ComponentInfo;
import org.eclipse.wb.internal.core.model.menu.IMenuItemInfo;
import org.eclipse.wb.internal.core.model.menu.MenuObjectInfoUtils;
import java.util.List;
/**
* Utilities for GXT menu.
*
* @author scheglov_ke
* @coverage ExtGWT.model
*/
public final class MenuUtils {
private static final String KEY_MENU_UTILS_ITEM = "Surrogate IMenuItemInfo for Component_Info";
/**
* @return the {@link IMenuItemInfo}'s of given {@link MenuBarInfo}.
*/
public static List<IMenuItemInfo> getItems(MenuBarInfo container) {
List<IMenuItemInfo> items = Lists.newArrayList();
for (MenuBarItemInfo item : container.getItems()) {
IMenuItemInfo itemObject = getMenuItem(item);
if (itemObject != null) {
items.add(itemObject);
}
}
return items;
}
/**
* @return the {@link IMenuItemInfo}'s of given {@link MenuInfo}.
*/
public static List<IMenuItemInfo> getItems(MenuInfo container) {
List<IMenuItemInfo> items = Lists.newArrayList();
for (ComponentInfo item : container.getItems()) {
IMenuItemInfo itemObject = getMenuItem(item);
if (itemObject != null) {
items.add(itemObject);
}
}
return items;
}
/**
* @return the {@link IMenuItemInfo} wrapper for given {@link Object}.
*/
public static IMenuItemInfo getMenuItem(ComponentInfo component) {
{
IMenuItemInfo item = MenuObjectInfoUtils.getMenuItemInfo(component);
if (item != null) {
return item;
}
}
{
IMenuItemInfo item = (IMenuItemInfo) component.getArbitraryValue(KEY_MENU_UTILS_ITEM);
if (item == null) {
item = new ComponentMenuItemInfo(component);
component.putArbitraryValue(KEY_MENU_UTILS_ITEM, item);
}
return item;
}
}
/**
* Sets {@link ComponentInfo} which is menu item and should be selected (and expanded) during
* refresh.
*/
public static void setSelectingItem(ComponentInfo component) {
IMenuItemInfo item = getMenuItem(component);
MenuObjectInfoUtils.setSelectingObject(item);
}
}