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/*******************************************************************************
* Copyright (c) 2000, 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.internal.ui.synchronize.actions;
import java.lang.reflect.InvocationTargetException;
import java.util.*;
import org.eclipse.core.runtime.*;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.*;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Display;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.internal.ui.TeamUIMessages;
import org.eclipse.team.internal.ui.Utils;
import org.eclipse.team.ui.TeamUI;
import org.eclipse.team.ui.synchronize.*;
import org.eclipse.ui.*;
import org.eclipse.ui.dialogs.ListSelectionDialog;
import org.eclipse.ui.model.WorkbenchPartLabelProvider;
/**
* Action to remove the given participant from the synchronize manager.
* @since 3.0
*/
public class RemoveSynchronizeParticipantAction extends Action {
private final ISynchronizeView view;
private boolean removeAll;
public RemoveSynchronizeParticipantAction(ISynchronizeView view, boolean removeAll) {
this.view = view;
this.removeAll = removeAll;
if (removeAll) {
Utils.initAction(this, "action.removeAllPage."); //$NON-NLS-1$
} else {
Utils.initAction(this, "action.removePage."); //$NON-NLS-1$
}
}
public void run() {
try {
PlatformUI.getWorkbench().getProgressService().busyCursorWhile(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
if (removeAll) {
removeAll();
} else {
removeCurrent();
}
}
});
} catch (InvocationTargetException e) {
Utils.handle(e);
} catch (InterruptedException e) {
// Cancelled. Just ignore
}
}
private void removeCurrent() {
final ISynchronizeParticipant participant = view.getParticipant();
if (participant != null) {
final List dirtyModels = getDirtyModels(participant);
if (participant.isPinned() || !dirtyModels.isEmpty()) {
final boolean[] keepGoing = new boolean[] { false };
Display.getDefault().syncExec(new Runnable() {
public void run() {
if (!dirtyModels.isEmpty()) {
keepGoing[0] = promptToSave(dirtyModels);
} else {
keepGoing[0] = MessageDialog.openQuestion(
view.getSite().getShell(),
TeamUIMessages.RemoveSynchronizeParticipantAction_0,
TeamUIMessages.RemoveSynchronizeParticipantAction_1);
}
}
});
if (!keepGoing[0]) {
return;
}
}
TeamUI.getSynchronizeManager().removeSynchronizeParticipants(new ISynchronizeParticipant[]{participant});
}
}
private void removeAll() {
ISynchronizeManager manager = TeamUI.getSynchronizeManager();
ISynchronizeParticipantReference[] refs = manager.getSynchronizeParticipants();
ArrayList removals = new ArrayList();
for (int i = 0; i < refs.length; i++) {
ISynchronizeParticipantReference reference = refs[i];
ISynchronizeParticipant p;
try {
p = reference.getParticipant();
if (! p.isPinned())
removals.add(p);
} catch (TeamException e) {
// keep going
}
}
ISynchronizeParticipant[] toRemove = (ISynchronizeParticipant[]) removals.toArray(new ISynchronizeParticipant[removals.size()]);
final List dirtyModels = getDirtyModels(toRemove);
if (!dirtyModels.isEmpty()) {
final boolean[] keepGoing = new boolean[] { false };
Display.getDefault().syncExec(new Runnable() {
public void run() {
if (!dirtyModels.isEmpty()) {
keepGoing[0] = promptToSave(dirtyModels);
}
}
});
if (!keepGoing[0]) {
return;
}
}
manager.removeSynchronizeParticipants(toRemove);
}
private boolean promptToSave(List dirtyModels) {
if (dirtyModels.size() == 1) {
ISaveableModel model = (ISaveableModel) dirtyModels.get(0);
String message = NLS.bind(TeamUIMessages.RemoveSynchronizeParticipantAction_2, model.getName());
// Show a dialog.
String[] buttons = new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL, IDialogConstants.CANCEL_LABEL };
MessageDialog d = new MessageDialog(
view.getSite().getShell(), TeamUIMessages.RemoveSynchronizeParticipantAction_3,
null, message, MessageDialog.QUESTION, buttons, 0);
int choice = d.open();
// Branch on the user choice.
// The choice id is based on the order of button labels
// above.
switch (choice) {
case 0: // yes
break;
case 1: // no
return true;
default:
case 2: // cancel
return false;
}
} else {
ListSelectionDialog dlg = new ListSelectionDialog(
view.getSite().getShell(), dirtyModels,
new ArrayContentProvider(),
new WorkbenchPartLabelProvider(), TeamUIMessages.RemoveSynchronizeParticipantAction_4);
dlg.setInitialSelections(dirtyModels.toArray());
dlg.setTitle(TeamUIMessages.RemoveSynchronizeParticipantAction_5);
int result = dlg.open();
//Just return false to prevent the operation continuing
if (result == IDialogConstants.CANCEL_ID)
return false;
dirtyModels = Arrays.asList(dlg.getResult());
}
// If the editor list is empty return.
if (dirtyModels.isEmpty())
return true;
// Create save block.
final List finalModels = dirtyModels;
IRunnableWithProgress progressOp = new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) {
monitor.beginTask(null, finalModels.size());
for (Iterator i = finalModels.iterator(); i.hasNext();) {
ISaveableModel model = (ISaveableModel) i.next();
if (model.isDirty()) {
try {
model.doSave(new SubProgressMonitor(monitor, 1));
} catch (CoreException e) {
ErrorDialog.openError(view.getSite().getShell(), null, e.getMessage(), e.getStatus());
}
}
if (monitor.isCanceled())
break;
}
monitor.done();
}
};
try {
PlatformUI.getWorkbench().getProgressService().run(true, true, progressOp);
} catch (InvocationTargetException e) {
Utils.handleError(view.getSite().getShell(), e, null, null);
return false;
} catch (InterruptedException e) {
// Ignore
}
// TODO: How do we handle a cancel during save?
return true;
}
private List getDirtyModels(ISynchronizeParticipant participant) {
ISaveableModelSource source = getSaveableModelSource(participant);
List dirtyModels = new ArrayList();
if (source != null) {
ISaveableModel[] models = source.getModels();
for (int i = 0; i < models.length; i++) {
ISaveableModel model = models[i];
if (model.isDirty()) {
dirtyModels.add(model);
}
}
}
return dirtyModels;
}
private List getDirtyModels(ISynchronizeParticipant[] participants) {
List result = new ArrayList();
for (int i = 0; i < participants.length; i++) {
ISynchronizeParticipant participant = participants[i];
result.addAll(getDirtyModels(participant));
}
return result;
}
private ISaveableModelSource getSaveableModelSource(ISynchronizeParticipant participant) {
if (participant instanceof ISaveableModelSource) {
return (ISaveableModelSource) participant;
}
return null;
}
}
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