com.nokia.trace.eventview.EventListLabelProvider.java Source code

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Here is the source code for com.nokia.trace.eventview.EventListLabelProvider.java

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/*
 * Copyright (c) 2007-2010 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:
 *
 * Label provider for the events view
 *
 */
package com.nokia.trace.eventview;

import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;

import com.nokia.trace.eventrouter.TraceEvent;

/**
 * Label provider for the events view
 * 
 */
final class EventListLabelProvider implements ITableLabelProvider {

    /**
     * Error icon
     */
    private Image errorImage;

    /**
     * Warning icon
     */
    private Image warningImage;

    /**
     * Info icon
     */
    private Image infoImage;

    /**
     * Constructor
     */
    EventListLabelProvider() {

        // Get the images from the shared images structure
        errorImage = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_ERROR_TSK);
        warningImage = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_WARN_TSK);
        infoImage = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_INFO_TSK);
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * org.eclipse.jface.viewers.ITableLabelProvider#getColumnImage(java.lang
     * .Object, int)
     */
    public Image getColumnImage(Object element, int columnIndex) {
        EventListEntry entry = (EventListEntry) element;
        Image retval = null;
        if (columnIndex == 0) {
            if (entry.getType() == TraceEvent.ERROR) {
                retval = errorImage;
            } else if (entry.getType() == TraceEvent.WARNING) {
                retval = warningImage;
            } else {
                retval = infoImage;
            }
        }
        return retval;
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * org.eclipse.jface.viewers.ITableLabelProvider#getColumnText(java.lang
     * .Object, int)
     */
    public String getColumnText(Object element, int columnIndex) {
        String retval;
        EventListEntry entry = (EventListEntry) element;
        if (columnIndex == TraceEventView.TYPE_COLUM_INDEX) {
            if (entry.getType() == TraceEvent.ERROR) {
                retval = Messages.getString("EventListLabelProvider.ErrorEventType"); //$NON-NLS-1$
            } else if (entry.getType() == TraceEvent.WARNING) {
                retval = Messages.getString("EventListLabelProvider.WarningEventType"); //$NON-NLS-1$
            } else if (entry.getType() == TraceEvent.ASSERT_CRITICAL
                    || entry.getType() == TraceEvent.ASSERT_NORMAL) {
                retval = Messages.getString("EventListLabelProvider.AssertionEventType"); //$NON-NLS-1$
            } else {
                retval = Messages.getString("EventListLabelProvider.InfoEventType"); //$NON-NLS-1$
            }
        } else if (columnIndex == TraceEventView.CATEGORY_COLUM_INDEX) {
            retval = entry.getCategory();
            if (retval == null) {
                retval = ""; //$NON-NLS-1$
            }
        } else if (columnIndex == TraceEventView.SOURCE_COLUM_INDEX) {
            if (entry.hasSource()) {
                retval = entry.getSourceName();
            } else {
                retval = ""; //$NON-NLS-1$
            }
        } else if (columnIndex == TraceEventView.DESCRIPTION_COLUM_INDEX) {
            retval = entry.getDescription();
            if (retval == null) {
                retval = ""; //$NON-NLS-1$
            }
        } else {
            retval = ""; //$NON-NLS-1$
        }
        return retval;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#
     * addListener(org.eclipse.jface.viewers.ILabelProviderListener)
     */
    public void addListener(ILabelProviderListener listener) {
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#dispose()
     */
    public void dispose() {
        // Shared images must not be disposed
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * org.eclipse.jface.viewers.IBaseLabelProvider#isLabelProperty(java.lang
     * .Object, java.lang.String)
     */
    public boolean isLabelProperty(Object element, String property) {
        return false;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#
     * removeListener(org.eclipse.jface.viewers.ILabelProviderListener)
     */
    public void removeListener(ILabelProviderListener listener) {
    }

}