| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.ui.mapping; |
| |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.resources.mapping.ModelProvider; |
| import org.eclipse.jface.viewers.IFontProvider; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.TreePath; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.team.core.mapping.ISynchronizationContext; |
| import org.eclipse.team.core.mapping.ISynchronizationScope; |
| import org.eclipse.team.internal.ui.TeamUIMessages; |
| import org.eclipse.team.ui.synchronize.AbstractSynchronizeLabelProvider; |
| import org.eclipse.ui.IMemento; |
| import org.eclipse.ui.navigator.ICommonContentExtensionSite; |
| import org.eclipse.ui.navigator.ICommonLabelProvider; |
| import org.eclipse.ui.navigator.IDescriptionProvider; |
| |
| /** |
| * A label provider wrapper that adds synchronization image and/or text decorations |
| * to the image and label obtained from the delegate provider. |
| * |
| * @since 3.2 |
| */ |
| public abstract class SynchronizationLabelProvider extends AbstractSynchronizeLabelProvider implements ICommonLabelProvider, IFontProvider { |
| |
| private ISynchronizationScope scope; |
| private ISynchronizationContext context; |
| private ITreeContentProvider contentProvider; |
| private ICommonContentExtensionSite site; |
| |
| private void init(ISynchronizationScope input, ISynchronizationContext context) { |
| this.scope = input; |
| this.context = context; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.navigator.ICommonLabelProvider#init(org.eclipse.ui.navigator.ICommonContentExtensionSite) |
| */ |
| @Override |
| public void init(ICommonContentExtensionSite site) { |
| this.site = site; |
| contentProvider = site.getExtension().getContentProvider(); |
| init((ISynchronizationScope)site.getExtensionStateModel().getProperty(ITeamContentProviderManager.P_SYNCHRONIZATION_SCOPE), |
| (ISynchronizationContext)site.getExtensionStateModel().getProperty(ITeamContentProviderManager.P_SYNCHRONIZATION_CONTEXT)); |
| } |
| |
| /** |
| * Return the synchronization context associated with the view to which |
| * this label provider applies. A <code>null</code> is returned if |
| * no context is available. |
| * @return the synchronization context or <code>null</code> |
| */ |
| public ISynchronizationContext getContext() { |
| return context; |
| } |
| |
| /** |
| * Return the resource mapping scope associated with the view to which |
| * this label provider applies. A <code>null</code> is returned if |
| * no scope is available. |
| * @return the resource mapping scope or <code>null</code> |
| */ |
| public ISynchronizationScope getScope() { |
| return scope; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.navigator.IMementoAware#restoreState(org.eclipse.ui.IMemento) |
| */ |
| @Override |
| public void restoreState(IMemento aMemento) { |
| ILabelProvider provider = getDelegateLabelProvider(); |
| if (provider instanceof ICommonLabelProvider) { |
| ((ICommonLabelProvider) provider).restoreState(aMemento); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.navigator.IMementoAware#saveState(org.eclipse.ui.IMemento) |
| */ |
| @Override |
| public void saveState(IMemento aMemento) { |
| ILabelProvider provider = getDelegateLabelProvider(); |
| if (provider instanceof ICommonLabelProvider) { |
| ((ICommonLabelProvider) provider).saveState(aMemento); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.navigator.IDescriptionProvider#getDescription(java.lang.Object) |
| */ |
| @Override |
| public String getDescription(Object anElement) { |
| ILabelProvider provider = getDelegateLabelProvider(); |
| if (provider instanceof IDescriptionProvider) { |
| return ((IDescriptionProvider) provider).getDescription(internalGetElement(anElement)); |
| } |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.internal.ui.mapping.SynchronizationStateLabelProvider#isDecorationEnabled() |
| */ |
| @Override |
| protected boolean isDecorationEnabled() { |
| return getContext() != null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.internal.ui.mapping.SynchronizationStateLabelProvider#getImage(java.lang.Object) |
| */ |
| @Override |
| public Image getImage(Object element) { |
| Image image = super.getImage(element); |
| if (image == null && internalGetElement(element) instanceof ModelProvider) { |
| image = super.getImage(getModelRoot()); |
| } |
| return image; |
| } |
| |
| /** |
| * Return the root object for the model. By default, it is the |
| * workspace root. Subclasses may override. This object is used to |
| * obtain an image for the model provider. |
| * @return the root object for the model |
| */ |
| protected Object getModelRoot() { |
| return ResourcesPlugin.getWorkspace().getRoot(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.synchronize.AbstractSynchronizeLabelProvider#getText(java.lang.Object) |
| */ |
| @Override |
| public String getText(Object element) { |
| String text = super.getText(element); |
| if (contentProvider instanceof SynchronizationContentProvider) { |
| SynchronizationContentProvider scp = (SynchronizationContentProvider) contentProvider; |
| ISynchronizationContext context = getContext(); |
| if (context != null && !scp.isInitialized(context)) { |
| return NLS.bind(TeamUIMessages.SynchronizationLabelProvider_0, text); |
| } |
| } |
| return text; |
| } |
| |
| /** |
| * Return the Common Navigator extension site for this |
| * label provider. |
| * @return the Common Navigator extension site for this |
| * label provider |
| */ |
| public ICommonContentExtensionSite getExtensionSite() { |
| return site; |
| } |
| |
| private Object internalGetElement(Object element) { |
| if (element instanceof TreePath) { |
| TreePath tp = (TreePath) element; |
| element = tp.getLastSegment(); |
| } |
| return element; |
| } |
| } |