/*******************************************************************************
* Copyright (c) 2006, 2012 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.beans.ui.actions;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.text.TextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;
import org.eclipse.ui.texteditor.ITextEditor;
import org.springframework.ide.eclipse.beans.ui.BeansUIUtils;
import org.springframework.ide.eclipse.ui.SpringUIUtils;
/**
* Abstract base class for beans configuration handlers
*
* @author Tomasz Zarna
* @since 3.1.0
*/
public abstract class AbstractBeansConfigEditorHandler extends AbstractHandler {
public ITextEditor getTextEditor(ExecutionEvent event) {
IEditorPart activeEditor = HandlerUtil.getActiveEditor(event);
return SpringUIUtils.getTextEditor(activeEditor);
}
public IFile getConfigFile(ExecutionEvent event) {
ITextEditor editor = getTextEditor(event);
if (editor != null) {
return BeansUIUtils.getConfigFile(editor);
}
return null;
}
protected ITextSelection getCurrentSelection(ExecutionEvent event) {
ISelectionProvider provider = getTextEditor(event).getSelectionProvider();
if (provider != null) {
ISelection selection = provider.getSelection();
if (selection instanceof ITextSelection)
return (ITextSelection) selection;
}
return TextSelection.emptySelection();
}
}