com.nokia.testfw.codegen.ui.util.PathNodeTreeContentLabelProvoder.java Source code

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Here is the source code for com.nokia.testfw.codegen.ui.util.PathNodeTreeContentLabelProvoder.java

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/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: 
*
*/

package com.nokia.testfw.codegen.ui.util;

import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;

public class PathNodeTreeContentLabelProvoder extends LabelProvider implements ITreeContentProvider {

    private final Object NO_CHILDREN[];

    public PathNodeTreeContentLabelProvoder() {
        super();
        NO_CHILDREN = new Object[0];
    }

    public Object[] getChildren(Object obj) {
        if (obj instanceof PathNode)
            return ((PathNode) obj).getChildren();
        else
            return NO_CHILDREN;
    }

    public Object getParent(Object obj) {
        if (obj instanceof PathNode)
            return ((PathNode) obj).getParent();
        else
            return null;
    }

    public boolean hasChildren(Object obj) {
        if (obj instanceof PathNode)
            return ((PathNode) obj).getChildren().length > 0;
        else
            return false;
    }

    public Object[] getElements(Object obj) {
        if (obj instanceof PathNode) {
            return ((PathNode) obj).getChildren();
        }
        return NO_CHILDREN;
    }

    public void dispose() {
    }

    public void inputChanged(Viewer viewer, Object obj, Object obj1) {
    }

    @SuppressWarnings("deprecation")
    public Image getImage(Object obj) {
        if (obj instanceof PathNode) {
            PathNode node = (PathNode) obj;
            if (node.getData() != null) {
                return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_FILE);
            }
            if (node.getParent().getParent() == null) {
                return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_PROJECT);
            } else {
                return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_FOLDER);
            }
        }
        return null;
    }

    public String getText(Object obj) {
        if (obj instanceof PathNode)
            return ((PathNode) obj).getName();
        return null;
    }
}