com.nokia.carbide.cpp.debug.kernelaware.ui.OSViewLabelProvider.java Source code

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Here is the source code for com.nokia.carbide.cpp.debug.kernelaware.ui.OSViewLabelProvider.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 the License "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: 
*
* The base label provider for the Symbian OS view. This label provider provides
* font and color for labels of items in Symbian OS view. Different tabs in the
* OS View may want to extend it when needed.
* 
*/
package com.nokia.carbide.cpp.debug.kernelaware.ui;

import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.jface.viewers.IFontProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;

import com.nokia.carbide.cpp.debug.kernelaware.OSDataManager;
import com.nokia.carbide.cpp.debug.kernelaware.OSObjectProcess;
import com.nokia.carbide.cpp.debug.kernelaware.OSObjectThread;

public class OSViewLabelProvider extends LabelProvider implements IFontProvider, IColorProvider {

    // This is the viewer we are servicing.
    private Viewer viewer;

    OSViewLabelProvider(Viewer viewer) {
        this.viewer = viewer;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IFontProvider#getFont(java.lang.Object)
     */
    public Font getFont(Object element) {
        if (beingDebugged(element))
            return JFaceResources.getFontRegistry().getBold(viewer.getControl().getFont().toString()); // JFaceResources.DIALOG_FONT

        return null;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IColorProvider#getBackground(java.lang.Object)
     */
    public Color getBackground(Object element) {
        return null;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IColorProvider#getForeground(java.lang.Object)
     */
    public Color getForeground(Object element) {
        return null;
    }

    private boolean beingDebugged(Object element) {
        /*
         * For a process or thread being debugged, display it in bold font in
         * our view.
         */
        OSDataManager osDM = (OSDataManager) viewer.getInput();
        if (osDM == null)
            return false;

        boolean beingDebugged = false;
        if (element instanceof OSObjectProcess) {
            OSObjectProcess proc = (OSObjectProcess) element;
            beingDebugged = osDM.getSession().processBeingDebugged(proc.getID());
        } else if (element instanceof OSObjectThread) {
            OSObjectThread thread = (OSObjectThread) element;

            beingDebugged = osDM.getSession().threadBeingDebugged(thread.getProcessID(), thread.getID());
        }

        return beingDebugged;
    }
}