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/*****************************************************************************
* Copyright (c) 2012 Atos
*
*
* 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:
* Tristan FAURE tristan.faure@atos.net - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.core.editor;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IEditorReference;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.EditorManager;
/**
* Methods to manage one editor
* @author Tristan FAURE
*
*/
@SuppressWarnings("restriction")
public final class OneInstanceUtils {
public static IWorkbenchWindow getWindow () {
if (PlatformUI.getWorkbench() != null){
if (PlatformUI.getWorkbench().getActiveWorkbenchWindow() != null){
return PlatformUI.getWorkbench().getActiveWorkbenchWindow();
}
}
return null ;
}
/**
* Determine if Papyrus is already opened
* @param reference
* @return
*/
public static boolean isPapyrusOpen(CoreMultiDiagramEditor reference) {
return isPapyrusOpen(getWindow(),reference);
}
/**
* Determine if Papyrus is already opened
* @param reference
* @return
*/
public static boolean isPapyrusOpen(IWorkbenchWindow window, CoreMultiDiagramEditor reference) {
return false;
// return getAllEdtiorsExceptReference(window,reference).size() > 0 ;
}
/**
* get all the papyrus editors except reference parameter
* @param window
* @param reference
* @return
*/
public static Iterable<CoreMultiDiagramEditor> getAllEdtiorsExceptReference (CoreMultiDiagramEditor reference){
return getAllEdtiorsExceptReference(getWindow(),reference);
}
/**
* get all the papyrus editors except reference parameter
* @param window
* @param reference
* @return
*/
public static List<CoreMultiDiagramEditor> getAllEdtiorsExceptReference (IWorkbenchWindow window, CoreMultiDiagramEditor reference){
List<CoreMultiDiagramEditor> result = new LinkedList<CoreMultiDiagramEditor>();
if (window != null) {
for (IWorkbenchPage p : window.getPages()) {
for (IEditorReference r : p.getEditorReferences()) {
IEditorPart editor = r.getEditor(false);
if (editor != reference && editor instanceof CoreMultiDiagramEditor) {
result.add((CoreMultiDiagramEditor)editor);
}
}
}
}
return result ;
}
/**
* Save all the instances (normally one) of the Papyrus Editors opened
* @param window
* @param reference
* @param list
* @return
*/
public static boolean saveAllPapyrusOpened (IWorkbenchWindow window, CoreMultiDiagramEditor reference, List<CoreMultiDiagramEditor> list){
if (list == null) {
list = getAllEdtiorsExceptReference(window, reference);
}
return EditorManager.saveAll(list, true, true, false, window);
}
/**
* return false if the operation is canceled
* @param window
* @param reference
* @return
*/
public static boolean closeAllPapyrusOpened (IWorkbenchWindow window, CoreMultiDiagramEditor reference){
final List<CoreMultiDiagramEditor> parts = getAllEdtiorsExceptReference(window,reference);
if (saveAllPapyrusOpened(window, reference, parts)) {
Display.getDefault().asyncExec(new Runnable() {
public void run() {
for (IEditorPart p : parts){
p.getEditorSite().getPage().closeEditor(p, false);
}
}
});
}
else {
// the user selects cancel to the operation so return false
return false ;
}
return true ;
}
/**
* return false if the operation is canceled
* @param window
* @param reference
* @return
*/
public static boolean closeAllPapyrusOpened (CoreMultiDiagramEditor reference){
return closeAllPapyrusOpened(getWindow(),reference);
}
}
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