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/*******************************************************************************
* Copyright (c) 2006 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.team.ui.history;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.compare.CompareConfiguration;
import org.eclipse.compare.IContentChangeNotifier;
import org.eclipse.compare.structuremergeviewer.ICompareInput;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.ToolBarManager;
import org.eclipse.jface.viewers.*;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.*;
import org.eclipse.team.internal.ui.Utils;
import org.eclipse.team.internal.ui.history.DialogHistoryPageSite;
import org.eclipse.team.ui.PageSaveablePart;
import org.eclipse.team.ui.SaveablePartDialog;
import org.eclipse.ui.part.Page;
/**
* Displays a history page combined with the compare/merge infrastructure. This only works properly if the
* history page adapts to an {@link IHistoryCompareAdapter}.
*
* @deprecated use {@link HistoryPageCompareEditorInput}
* @since 3.2
*/
@Deprecated
public class HistoryPageSaveablePart extends PageSaveablePart {
private IHistoryPage historyPage;
private DialogHistoryPageSite site;
private final Object object;
private final IHistoryPageSource pageSource;
/**
* Show the history for the object in a dialog. The history will only be
* shown if an {@link IHistoryPageSource} can be found for the object.
* @param shell the parent sell
* @param object the object
* @return whether the object had an {@link IHistoryPageSource} available or not
*/
public static boolean showHistoryInDialog(Shell shell, Object object) {
IHistoryPageSource pageSource = HistoryPageSource.getHistoryPageSource(object);
if (pageSource != null && pageSource.canShowHistoryFor(object)) {
CompareConfiguration cc = new CompareConfiguration();
cc.setLeftEditable(isFile(object));
cc.setRightEditable(false);
HistoryPageSaveablePart input = new HistoryPageSaveablePart(shell, cc, pageSource, object);
try {
SaveablePartDialog cd = new SaveablePartDialog(shell, input);
cd.setBlockOnOpen(true);
cd.open();
} finally {
input.dispose();
}
return true;
}
return false;
}
private static boolean isFile(Object object) {
IResource resource = Utils.getResource(object);
return (resource != null && resource.getType() == IResource.FILE);
}
/**
* Create a history page part for the given page and object.
* @param shell the parent shell
* @param configuration the compare configuration
* @param pageSource the page source
* @param object the object whose history is to be displayed
*/
public HistoryPageSaveablePart(Shell shell, CompareConfiguration configuration, IHistoryPageSource pageSource, Object object) {
super(shell,configuration);
this.pageSource = pageSource;
this.object = object;
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#getTitle()
*/
@Override
public String getTitle() {
return historyPage.getName();
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#getTitleImage()
*/
@Override
public Image getTitleImage() {
return null;
}
/* (non-Javadoc)
* @see org.eclipse.compare.IContentChangeListener#contentChanged(org.eclipse.compare.IContentChangeNotifier)
*/
@Override
public void contentChanged(IContentChangeNotifier source) {
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#createPage(org.eclipse.swt.widgets.Composite, org.eclipse.jface.action.ToolBarManager)
*/
@Override
protected Control createPage(Composite parent, ToolBarManager toolBarManager) {
site = new DialogHistoryPageSite(getShell());
historyPage = (IHistoryPage)pageSource.createPage(object);
historyPage.setSite(site);
site.setToolBarManager(toolBarManager);
((Page) historyPage).createControl(parent);
historyPage.setInput(object);
String description = historyPage.getDescription();
if (description == null)
description = ""; //$NON-NLS-1$
setPageDescription(description);
return ((Page) historyPage).getControl();
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#getPageSelectionProvider()
*/
@Override
protected final ISelectionProvider getSelectionProvider() {
return site.getSelectionProvider();
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#getCompareInput(org.eclipse.jface.viewers.ISelection)
*/
@Override
protected ICompareInput getCompareInput(ISelection selection) {
ICompareInput compareInput = super.getCompareInput(selection);
if (compareInput != null)
return compareInput;
IHistoryCompareAdapter compareAdapter = (IHistoryCompareAdapter) Utils.getAdapter(historyPage, IHistoryCompareAdapter.class);
if (compareAdapter != null){
if (selection instanceof IStructuredSelection) {
IStructuredSelection ss= (IStructuredSelection) selection;
if (ss.size() == 1) {
Object o = ss.getFirstElement();
return compareAdapter.getCompareInput(o);
}
}
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.PageSaveablePart#prepareInput(org.eclipse.compare.structuremergeviewer.ICompareInput, org.eclipse.compare.CompareConfiguration, org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
protected void prepareInput(ICompareInput input, CompareConfiguration configuration, IProgressMonitor monitor) throws InvocationTargetException {
IHistoryCompareAdapter compareAdapter = (IHistoryCompareAdapter) Utils.getAdapter(historyPage, IHistoryCompareAdapter.class);
if (compareAdapter != null){
compareAdapter.prepareInput(input, configuration, monitor);
}
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.SaveablePartAdapter#dispose()
*/
@Override
public void dispose() {
super.dispose();
if (historyPage != null)
historyPage.dispose();
}
}
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