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/*******************************************************************************
* 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.internal.ccvs.ui.actions;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.compare.CompareConfiguration;
import org.eclipse.compare.CompareUI;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.ICVSResource;
import org.eclipse.team.internal.ccvs.ui.*;
import org.eclipse.team.internal.ui.TeamUIPlugin;
import org.eclipse.team.ui.TeamUI;
import org.eclipse.team.ui.history.*;
/**
* Compare with revision will allow a user to browse the history of a file, compare with the
* other revisions and merge changes from other revisions into the workspace copy.
*/
public class CompareWithRevisionAction extends WorkspaceAction {
/*
* @see CVSAction#execute(IAction)
*/
@Override
public void execute(IAction action) throws InvocationTargetException, InterruptedException {
// Show the compare viewer
run(new IRunnableWithProgress() {
@Override
public void run(IProgressMonitor monitor) throws InterruptedException, InvocationTargetException {
if (isShowInDialog()) {
IFile file = (IFile) getSelectedResources()[0];
showCompareInDialog(getShell(), file);
} else {
IHistoryView view = TeamUI.showHistoryFor(TeamUIPlugin.getActivePage(), getSelectedResources()[0], null);
IHistoryPage page = view.getHistoryPage();
if (page instanceof CVSHistoryPage){
CVSHistoryPage cvsHistoryPage = (CVSHistoryPage) page;
cvsHistoryPage.setClickAction(true);
}
}
}
}, false /* cancelable */, PROGRESS_BUSYCURSOR);
}
protected void showCompareInDialog(Shell shell, Object object){
IHistoryPageSource pageSource = HistoryPageSource.getHistoryPageSource(object);
if (pageSource != null && pageSource.canShowHistoryFor(object)) {
CompareConfiguration cc = new CompareConfiguration();
cc.setLeftEditable(true);
cc.setRightEditable(false);
HistoryPageCompareEditorInput input = new HistoryPageCompareEditorInput(cc, pageSource, object) {
@Override
public void saveChanges(IProgressMonitor monitor) throws CoreException {
super.saveChanges(monitor);
((CVSHistoryPage)getHistoryPage()).saveChanges(monitor);
setDirty(false);
}
};
CompareUI.openCompareDialog(input);
}
}
/**
* Return the text describing this action
*/
protected String getActionTitle() {
return CVSUIMessages.CompareWithRevisionAction_4;
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.actions.CVSAction#getErrorTitle()
*/
@Override
protected String getErrorTitle() {
return CVSUIMessages.CompareWithRevisionAction_compare;
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.actions.WorkspaceAction#isEnabledForCVSResource(org.eclipse.team.internal.ccvs.core.ICVSResource)
*/
@Override
protected boolean isEnabledForCVSResource(ICVSResource cvsResource) throws CVSException {
return (!cvsResource.isFolder() && super.isEnabledForCVSResource(cvsResource));
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.actions.WorkspaceAction#isEnabledForMultipleResources()
*/
@Override
protected boolean isEnabledForMultipleResources() {
return false;
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.actions.WorkspaceAction#isEnabledForAddedResources()
*/
@Override
protected boolean isEnabledForAddedResources() {
return true;
}
@Override
protected boolean isEnabledForUnmanagedResources() {
return true;
}
@Override
protected boolean isEnabledForIgnoredResources() {
return true;
}
protected boolean isShowInDialog() {
return CVSUIPlugin.getPlugin().getPreferenceStore().getBoolean(ICVSUIConstants.PREF_SHOW_COMPARE_REVISION_IN_DIALOG);
}
}
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