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/*******************************************************************************
* 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.compare.internal;
import java.util.ResourceBundle;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.*;
public class AddFromHistoryAction extends BaseCompareAction {
private static final String BUNDLE_NAME= "org.eclipse.compare.internal.AddFromHistoryAction"; //$NON-NLS-1$
public AddFromHistoryAction() {
}
protected boolean isEnabled(ISelection selection) {
return Utilities.getResources(selection).length == 1;
}
protected void run(ISelection selection) {
ResourceBundle bundle= ResourceBundle.getBundle(BUNDLE_NAME);
String title= Utilities.getString(bundle, "title"); //$NON-NLS-1$
Shell parentShell= CompareUIPlugin.getShell();
AddFromHistoryDialog dialog= null;
Object[] s= Utilities.getResources(selection);
for (int i= 0; i < s.length; i++) {
Object o= s[i];
if (o instanceof IContainer) {
IContainer container= (IContainer) o;
ProgressMonitorDialog pmdialog= new ProgressMonitorDialog(parentShell);
IProgressMonitor pm= pmdialog.getProgressMonitor();
IFile[] states= null;
try {
states= container.findDeletedMembersWithHistory(IResource.DEPTH_INFINITE, pm);
} catch (CoreException ex) {
pm.done();
}
if (states == null || states.length <= 0) {
String msg= Utilities.getString(bundle, "noLocalHistoryError"); //$NON-NLS-1$
MessageDialog.openInformation(parentShell, title, msg);
return;
}
if (dialog == null) {
dialog= new AddFromHistoryDialog(parentShell, bundle);
dialog.setHelpContextId(ICompareContextIds.ADD_FROM_HISTORY_DIALOG);
}
if (dialog.select(container, states)) {
AddFromHistoryDialog.HistoryInput[] selected= dialog.getSelected();
if (selected != null && selected.length > 0) {
try {
updateWorkspace(bundle, parentShell, selected);
} catch (InterruptedException x) {
// Do nothing. Operation has been canceled by user.
} catch (InvocationTargetException x) {
String reason= x.getTargetException().getMessage();
MessageDialog.openError(parentShell, title, Utilities.getFormattedString(bundle, "replaceError", reason)); //$NON-NLS-1$
}
}
}
}
}
}
void createContainers(IResource resource) throws CoreException {
IContainer container= resource.getParent();
if (container instanceof IFolder) {
IFolder parent= (IFolder) container;
if (parent != null && !parent.exists()) {
createContainers(parent);
parent.create(false, true, null);
}
}
}
private void updateWorkspace(final ResourceBundle bundle, Shell shell,
final AddFromHistoryDialog.HistoryInput[] selected)
throws InvocationTargetException, InterruptedException {
WorkspaceModifyOperation operation= new WorkspaceModifyOperation() {
public void execute(IProgressMonitor pm) throws InvocationTargetException {
try {
String taskName= Utilities.getString(bundle, "taskName"); //$NON-NLS-1$
pm.beginTask(taskName, selected.length);
for (int i= 0; i < selected.length; i++) {
IFile file= selected[i].fFile;
IFileState fileState= selected[i].fFileState;
createContainers(file);
SubProgressMonitor subMonitor= new SubProgressMonitor(pm, 1);
try {
file.create(fileState.getContents(), false, subMonitor);
} finally {
subMonitor.done();
}
}
} catch (CoreException e) {
throw new InvocationTargetException(e);
} finally {
pm.done();
}
}
};
ProgressMonitorDialog pmdialog= new ProgressMonitorDialog(shell);
pmdialog.run(false, true, operation);
}
}
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