| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.registry; |
| |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.IWorkbenchConstants; |
| import org.eclipse.ui.internal.WorkbenchPlugin; |
| |
| /** |
| * A strategy to read view extensions from the registry. |
| */ |
| public class ViewRegistryReader extends RegistryReader { |
| public static final String TAG_VIEW="view";//$NON-NLS-1$ |
| public static final String TAG_CATEGORY="category";//$NON-NLS-1$ |
| public static final String TAG_STICKYVIEW="stickyView";//$NON-NLS-1$ |
| private ViewRegistry viewRegistry; |
| |
| /** |
| * RegistryViewReader constructor comment. |
| */ |
| public ViewRegistryReader() { |
| super(); |
| } |
| /** |
| * Reads the category element. |
| */ |
| protected void readCategory(IConfigurationElement element) { |
| try { |
| Category category = new Category(element); |
| viewRegistry.add(category); |
| } catch (CoreException e) { |
| // log an error since its not safe to show a dialog here |
| WorkbenchPlugin.log("Unable to create view category.", e.getStatus());//$NON-NLS-1$ |
| } |
| } |
| /** |
| * readElement method comment. |
| */ |
| protected boolean readElement(IConfigurationElement element) { |
| if (element.getName().equals(TAG_VIEW)) { |
| readView(element); |
| return true; |
| } |
| if (element.getName().equals(TAG_CATEGORY)) { |
| readCategory(element); |
| readElementChildren(element); |
| return true; |
| } |
| if (element.getName().equals(TAG_STICKYVIEW)) { |
| readSticky(element); |
| return true; |
| } |
| |
| return false; |
| } |
| /** |
| * Reads the sticky view element. |
| */ |
| private void readSticky(IConfigurationElement element) { |
| StickyViewDescriptor desc; |
| try { |
| desc = new StickyViewDescriptor(element); |
| viewRegistry.add(desc); |
| } catch (CoreException e) { |
| // log an error since its not safe to open a dialog here |
| WorkbenchPlugin.log("Unable to create sticky view descriptor." , e.getStatus());//$NON-NLS-1$ |
| |
| } |
| } |
| /** |
| * Reads the view element. |
| */ |
| protected void readView(IConfigurationElement element) { |
| try { |
| String descText = getDescription(element); |
| ViewDescriptor desc = new ViewDescriptor(element, descText); |
| viewRegistry.add(desc); |
| } catch (CoreException e) { |
| // log an error since its not safe to open a dialog here |
| WorkbenchPlugin.log("Unable to create view descriptor." , e.getStatus());//$NON-NLS-1$ |
| } |
| } |
| /** |
| * Read the view extensions within a registry. |
| */ |
| public void readViews(IExtensionRegistry in, ViewRegistry out) |
| throws CoreException { |
| // this does not seem to really ever be throwing an the exception |
| viewRegistry = out; |
| readRegistry(in, PlatformUI.PLUGIN_ID, IWorkbenchConstants.PL_VIEWS); |
| out.mapViewsToCategories(); |
| } |
| } |