/*******************************************************************************
* Copyright (c) 2000, 2005 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.jdt.internal.debug.ui.snippeteditor;
import org.eclipse.jface.action.Action;
/**
* A base class for evaluation state dependent actions.
*/
public abstract class SnippetAction extends Action implements ISnippetStateChangedListener {
private JavaSnippetEditor fEditor;
public SnippetAction(JavaSnippetEditor editor) {
setEditor(editor);
}
public void setEditor(JavaSnippetEditor editor) {
if (fEditor != null) {
fEditor.removeSnippetStateChangedListener(this);
}
fEditor= editor;
if (fEditor != null) {
if (fEditor.getFile() == null) { //external file
setEnabled(false);
return;
}
fEditor.addSnippetStateChangedListener(this);
}
snippetStateChanged(fEditor);
}
protected JavaSnippetEditor getEditor() {
return fEditor;
}
}