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/******************************************************************************* |
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/******************************************************************************* |
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* Copyright (c) 2000, 2006 IBM Corporation and others. |
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* Copyright (c) 2000, 2007 IBM Corporation and others. |
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* All rights reserved. This program and the accompanying materials |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* which accompanies this distribution, and is available at |
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* |
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* |
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* Contributors: |
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* Contributors: |
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* IBM Corporation - initial API and implementation |
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* IBM Corporation - initial API and implementation |
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* Remy Chi Jian Suen <remy.suen@gmail.com> - Bug 12116 [Contributions] widgets: MenuManager.setImageDescriptor() method needed |
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*******************************************************************************/ |
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*******************************************************************************/ |
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package org.eclipse.jface.action; |
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package org.eclipse.jface.action; |
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import java.util.List; |
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import java.util.List; |
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import org.eclipse.core.runtime.ListenerList; |
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import org.eclipse.core.runtime.ListenerList; |
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import org.eclipse.jface.resource.ImageDescriptor; |
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import org.eclipse.jface.resource.JFaceResources; |
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import org.eclipse.jface.resource.LocalResourceManager; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.events.MenuAdapter; |
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import org.eclipse.swt.events.MenuAdapter; |
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import org.eclipse.swt.events.MenuEvent; |
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import org.eclipse.swt.events.MenuEvent; |
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* The text for a sub-menu. |
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* The text for a sub-menu. |
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*/ |
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*/ |
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private String menuText; |
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private String menuText; |
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/** |
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* The image for a sub-menu. |
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*/ |
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private ImageDescriptor image; |
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/** |
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* A resource manager to remember all of the images that have been used by this menu. |
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*/ |
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private LocalResourceManager imageManager; |
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/** |
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/** |
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* The overrides for items of this manager |
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* The overrides for items of this manager |
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* Typically used for creating a context menu, where it doesn't need to be referred to by id. |
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* Typically used for creating a context menu, where it doesn't need to be referred to by id. |
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*/ |
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*/ |
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public MenuManager() { |
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public MenuManager() { |
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this(null, null); |
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this(null, null, null); |
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} |
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} |
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/** |
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/** |
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* @param text the text for the menu, or <code>null</code> if none |
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* @param text the text for the menu, or <code>null</code> if none |
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*/ |
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*/ |
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public MenuManager(String text) { |
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public MenuManager(String text) { |
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this(text, null); |
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this(text, null, null); |
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} |
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/** |
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* Creates a menu manager with the given text and image. The id of the menu |
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* is <code>null</code>. |
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* Typically used for creating a sub-menu, where it doesn't need to be referred to by id. |
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* |
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* @param text the text for the menu, or <code>null</code> if none |
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* @param image the image for the menu, or <code>null</code> if none |
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* @since 3.4 |
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*/ |
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public MenuManager(String text, ImageDescriptor image) { |
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this(text, image, null); |
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} |
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} |
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/** |
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/** |
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* @param id the menu id, or <code>null</code> if it is to have no id |
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* @param id the menu id, or <code>null</code> if it is to have no id |
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*/ |
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*/ |
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public MenuManager(String text, String id) { |
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public MenuManager(String text, String id) { |
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this(text, null, id); |
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} |
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/** |
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* Creates a menu manager with the given text, image, and id. |
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* Typically used for creating a sub-menu, where it needs to be referred to by id. |
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* |
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* @param text the text for the menu, or <code>null</code> if none |
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* @param image the image for the menu, or <code>null</code> if none |
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* @param id the menu id, or <code>null</code> if it is to have no id |
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* @since 3.4 |
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*/ |
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public MenuManager(String text, ImageDescriptor image, String id) { |
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this.menuText = text; |
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this.menuText = text; |
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this.image = image; |
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this.id = id; |
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this.id = id; |
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} |
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} |
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menuItem.setText(getMenuText()); |
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menuItem.setText(getMenuText()); |
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ImageDescriptor image = getImageDescriptor(); |
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LocalResourceManager localManager = new LocalResourceManager(JFaceResources |
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.getResources()); |
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menuItem.setImage(image == null ? null : localManager.createImage(image)); |
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disposeOldImages(); |
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imageManager = localManager; |
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if (!menuExist()) { |
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if (!menuExist()) { |
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menu = new Menu(parent); |
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menu = new Menu(parent); |
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} |
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} |
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public String getMenuText() { |
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public String getMenuText() { |
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return menuText; |
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return menuText; |
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} |
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} |
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/** |
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* Returns the image for this menu as an image descriptor. |
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* |
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* @return the image, or <code>null</code> if this menu has no image |
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* @since 3.4 |
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*/ |
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public ImageDescriptor getImageDescriptor() { |
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return image; |
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} |
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/* (non-Javadoc) |
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/* (non-Javadoc) |
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* @see org.eclipse.jface.action.IContributionManager#getOverrides() |
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* @see org.eclipse.jface.action.IContributionManager#getOverrides() |
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for (int i = 0; i < items.length; i++) { |
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for (int i = 0; i < items.length; i++) { |
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items[i].update(property); |
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items[i].update(property); |
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} |
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} |
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if (menu != null && !menu.isDisposed() && menu.getParentItem() != null |
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if (menu != null && !menu.isDisposed() && menu.getParentItem() != null) { |
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&& IAction.TEXT.equals(property)) { |
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if (IAction.TEXT.equals(property)) { |
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String text = getOverrides().getText(this); |
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String text = getOverrides().getText(this); |
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if (text == null) { |
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if (text == null) { |
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text = getMenuText(); |
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text = getMenuText(); |
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} |
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} |
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if (text != null) { |
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if (text != null) { |
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ExternalActionManager.ICallback callback = ExternalActionManager |
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ExternalActionManager.ICallback callback = ExternalActionManager |
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.getInstance().getCallback(); |
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.getInstance().getCallback(); |
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if (callback != null) { |
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if (callback != null) { |
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int index = text.indexOf('&'); |
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int index = text.indexOf('&'); |
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if (index >= 0 && index < text.length() - 1) { |
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if (index >= 0 && index < text.length() - 1) { |
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char character = Character.toUpperCase(text |
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char character = Character.toUpperCase(text |
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.charAt(index + 1)); |
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.charAt(index + 1)); |
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if (callback.isAcceleratorInUse(SWT.ALT | character)) { |
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if (callback.isAcceleratorInUse(SWT.ALT | character)) { |
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if (index == 0) { |
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if (index == 0) { |
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text = text.substring(1); |
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text = text.substring(1); |
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} else { |
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} else { |
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text = text.substring(0, index) |
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text = text.substring(0, index) |
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+ text.substring(index + 1); |
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+ text.substring(index + 1); |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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menu.getParentItem().setText(text); |
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menu.getParentItem().setText(text); |
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} |
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} |
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} else if (IAction.IMAGE.equals(property)) { |
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ImageDescriptor image = getImageDescriptor(); |
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LocalResourceManager localManager = new LocalResourceManager(JFaceResources |
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.getResources()); |
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menu.getParentItem().setImage(image == null ? null : localManager.createImage(image)); |
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disposeOldImages(); |
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imageManager = localManager; |
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} |
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} |
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} |
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} |
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} |
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/** |
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* Dispose any images allocated for this menu |
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*/ |
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private void disposeOldImages() { |
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if (imageManager != null) { |
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imageManager.dispose(); |
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imageManager = null; |
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} |
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} |
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/* (non-Javadoc) |
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/* (non-Javadoc) |
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* @see org.eclipse.jface.action.IMenuManager#updateAll(boolean) |
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* @see org.eclipse.jface.action.IMenuManager#updateAll(boolean) |
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*/ |
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*/ |
