/*******************************************************************************
* Copyright (c) 2000, 2012 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.ui.propertiesfileeditor;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.text.Region;
import org.eclipse.jface.text.hyperlink.IHyperlink;
import org.eclipse.jdt.ui.actions.SelectionDispatchAction;
/**
* This action opens a tool (internal editor or view or an external application) for the element at
* the given location.
* <p>
* This class may be instantiated; it is not intended to be subclassed.
* </p>
*
* @since 3.1
*/
public class OpenAction extends SelectionDispatchAction {
private PropertiesFileEditor fEditor;
/**
* Creates a new <code>OpenAction</code>.
*
* @param editor the Properties file editor which provides the context information for this action
*/
public OpenAction(PropertiesFileEditor editor) {
super(editor.getEditorSite());
fEditor= editor;
setText(PropertiesFileEditorMessages.OpenAction_label);
setToolTipText(PropertiesFileEditorMessages.OpenAction_tooltip);
setEnabled(PropertyKeyHyperlinkDetector.checkEnabled(fEditor, 0));
}
/*
* @see org.eclipse.jdt.ui.actions.SelectionDispatchAction#selectionChanged(org.eclipse.jface.text.ITextSelection)
*/
@Override
public void selectionChanged(ITextSelection selection) {
setEnabled(checkEnabled(selection));
}
private boolean checkEnabled(ITextSelection selection) {
if (selection == null || selection.isEmpty())
return false;
return PropertyKeyHyperlinkDetector.checkEnabled(fEditor, selection.getOffset());
}
@Override
public void run(ITextSelection selection) {
if (!checkEnabled(selection))
return;
IRegion region= new Region(selection.getOffset(), selection.getLength());
PropertyKeyHyperlinkDetector detector= new PropertyKeyHyperlinkDetector();
detector.setContext(fEditor);
IHyperlink[]hyperlinks= detector.detectHyperlinks(fEditor.internalGetSourceViewer(), region, false);
if (hyperlinks != null && hyperlinks.length == 1)
hyperlinks[0].open();
}
}