/*
* Copyright 2010 The Rabbit Eclipse Plug-in Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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 rabbit.ui.internal.actions;
import rabbit.ui.internal.SharedImages;
import rabbit.ui.internal.util.ICategoryProvider;
import static com.google.common.base.Preconditions.checkNotNull;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IAction;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
/**
* Action to contain a list of "Group by" actions and an extra action at the end
* to show the group by dialog. The text of this action is the text of the
* default action prefixed with "Group by ".
*/
public class GroupByAction extends DropDownAction {
private ICategoryProvider categoryProvider;
/**
* Constructor. This constructor uses the first action in the arguments as the
* default, that is, the default text/image/action will be taken from the
* first action.
* @param actions the list of actions, length must be greater than 1.
*/
public GroupByAction(ICategoryProvider categoryProvider, IAction... actions) {
super(actions);
this.categoryProvider = checkNotNull(categoryProvider);
setText("Group by " + getText());
setImageDescriptor(SharedImages.HIERARCHY);
}
/**
* Gets the category content provider.
*
* @return The provider.
*/
public ICategoryProvider getCategoryProvider() {
return categoryProvider;
}
@Override
public Menu getMenu(Control parent) {
if (menu == null || menu.isDisposed()) {
menu = super.getMenu(parent);
if (getMenuItemActions().length > 0)
new MenuItem(menu, SWT.SEPARATOR);
IAction showAction = new ShowGroupByDialogAction(categoryProvider);
new ActionContributionItem(showAction).fill(menu, -1);
}
return menu;
}
}