/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* 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:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.editor.orion.client;
import com.google.gwt.core.client.JavaScriptObject;
import org.eclipse.che.ide.api.editor.texteditor.HandlesUndoRedo;
import org.eclipse.che.ide.editor.orion.client.jso.OrionUndoStackOverlay;
/**
* Undo/redo handler for orion editors.
*/
class OrionUndoRedo implements HandlesUndoRedo {
/** The document. */
private final OrionUndoStackOverlay undoStack;
public OrionUndoRedo(final OrionUndoStackOverlay undoStack) {
this.undoStack = undoStack;
}
@Override
public boolean redoable() {
return this.undoStack.canRedo();
}
@Override
public boolean undoable() {
return this.undoStack.canUndo();
}
@Override
public void redo() {
this.undoStack.redo();
}
@Override
public void undo() {
this.undoStack.undo();
}
@Override
public void beginCompoundChange() {
this.undoStack.startCompoundChange(JavaScriptObject.createObject());
}
@Override
public void endCompoundChange() {
this.undoStack.endCompoundChange();
}
}