| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * 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 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jface.action; |
| |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.CoolBar; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.swt.widgets.ToolBar; |
| |
| /** |
| * A <code>SubContributionItem</code> is a wrapper for an <code>IContributionItem</code>. |
| * It is used within a <code>SubContributionManager</code> to control the visibility |
| * of items. |
| * <p> |
| * This class is not intended to be subclassed. |
| * </p> |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class SubContributionItem implements IContributionItem { |
| /** |
| * The visibility of the item. |
| */ |
| private boolean visible; |
| |
| /** |
| * The inner item for this contribution. |
| */ |
| private IContributionItem innerItem; |
| |
| /** |
| * Creates a new <code>SubContributionItem</code>. |
| * @param item the contribution item to be wrapped |
| */ |
| public SubContributionItem(IContributionItem item) { |
| innerItem = item; |
| } |
| |
| /** |
| * The default implementation of this <code>IContributionItem</code> |
| * delegates to the inner item. Subclasses may override. |
| */ |
| public void dispose() { |
| innerItem.dispose(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void fill(Composite parent) { |
| if (visible) { |
| innerItem.fill(parent); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void fill(Menu parent, int index) { |
| if (visible) { |
| innerItem.fill(parent, index); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void fill(ToolBar parent, int index) { |
| if (visible) { |
| innerItem.fill(parent, index); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public String getId() { |
| return innerItem.getId(); |
| } |
| |
| /** |
| * Returns the inner contribution item. |
| * |
| * @return the inner contribution item |
| */ |
| public IContributionItem getInnerItem() { |
| return innerItem; |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isEnabled() { |
| return innerItem.isEnabled(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isDirty() { |
| return innerItem.isDirty(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isDynamic() { |
| return innerItem.isDynamic(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isGroupMarker() { |
| return innerItem.isGroupMarker(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isSeparator() { |
| return innerItem.isSeparator(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public boolean isVisible() { |
| return visible && innerItem.isVisible(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void setParent(IContributionManager parent) { |
| // do nothing, the parent of our inner item |
| // is its SubContributionManager |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void setVisible(boolean visible) { |
| this.visible = visible; |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void update() { |
| innerItem.update(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IContributionItem. |
| */ |
| public void update(String id) { |
| innerItem.update(id); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IContributionItem#fill(org.eclipse.swt.widgets.CoolBar, int) |
| */ |
| public void fill(CoolBar parent, int index) { |
| if (visible) { |
| innerItem.fill(parent, index); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IContributionItem#saveWidgetState() |
| */ |
| public void saveWidgetState() { |
| } |
| |
| } |