com.nokia.tools.vct.confml.editor.view.viewers.ConfmlTreeViewerLabelProvider.java Source code

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Here is the source code for com.nokia.tools.vct.confml.editor.view.viewers.ConfmlTreeViewerLabelProvider.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: This file is part of com.nokia.tools.vct.confml.editor.view component.
 */

package com.nokia.tools.vct.confml.editor.view.viewers;

import java.util.Formatter;
import java.util.Map;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;

import com.nokia.tools.variant.confml.ui.ConfmlUI;
import com.nokia.tools.variant.confml.ui.IConfmlImages;
import com.nokia.tools.vct.confml.editor.view.vemodel.EFeature;
import com.nokia.tools.vct.confml.editor.view.vemodel.ESetting;
import com.nokia.tools.vct.confml.editor.view.vemodel.EView;
import com.nokia.tools.vct.confml.editor.view.vemodel.util.ConverterUtils;

public class ConfmlTreeViewerLabelProvider extends LabelProvider {

    private static final String FMT = "%1$s (%2$s)";

    public ConfmlTreeViewerLabelProvider() {
    }

    public String getText(Object element) {

        if (element instanceof String) {
            return element.toString();
        }
        if (element instanceof EFeature) {
            EFeature feature = (EFeature) element;
            return new Formatter().format(FMT, feature.getName(), getFeatureOrSettingId(feature)).toString();
        }
        if (element instanceof ESetting) {
            ESetting setting = (ESetting) element;
            return new Formatter().format(FMT, setting.getName(), getFeatureOrSettingId(setting)).toString();
        }
        if (element instanceof EView) {
            String id = ConverterUtils.getViewId((EView) element);
            return ((EView) element).getName() + " (" + id + ")";
        }
        return "unknown";
    }

    private String getFeatureOrSettingId(EObject obj) {
        Map.Entry<?, ?> entry = (Map.Entry<?, ?>) obj.eContainer();
        return (String) entry.getKey();
    }

    @Override
    public Image getImage(Object element) {

        if (element instanceof EFeature) {
            return ConfmlUI.getImage(IConfmlImages.EDI_FEATURE);
        } else if (element instanceof ESetting) {
            return ConfmlUI.getImage(IConfmlImages.EDI_SETTING);
        } else if (element instanceof EView) {
            return ConfmlUI.getImage(IConfmlImages.EDI_VIEW);
        } else if (element instanceof String) {
            if (element == ConfmlTreeViewerContentProvider.ALL_FEATURES)
                return ConfmlUI.getImage(IConfmlImages.FLD_FEATURESET);
            else if (element == ConfmlTreeViewerContentProvider.VIEWS)
                return ConfmlUI.getImage(IConfmlImages.FLD_VIEWSET);
        }
        return super.getImage(element);
    }

}