org.eclipse.ant.internal.ui.model.AntModelLabelProvider.java Source code

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Here is the source code for org.eclipse.ant.internal.ui.model.AntModelLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2004, 2013 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ant.internal.ui.model;

import org.eclipse.core.resources.IFile;
import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.jface.viewers.StyledCellLabelProvider;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;

public class AntModelLabelProvider extends StyledCellLabelProvider implements IColorProvider, IStyledLabelProvider {

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.viewers.ILabelProvider#getImage(Object)
     */
    @Override
    public Image getImage(Object anElement) {
        AntElementNode node = (AntElementNode) anElement;
        return node.getImage();
    }

    @Override
    public void update(ViewerCell cell) {
        Object obj = cell.getElement();
        StyledString str = getStyledText(obj);
        cell.setText(str.toString());
        cell.setStyleRanges(str.getStyleRanges());
        cell.setImage(getImage(obj));
    }

    @Override
    public Color getForeground(Object node) {
        if (node instanceof AntTargetNode && ((AntTargetNode) node).isDefaultTarget()) {
            return Display.getDefault().getSystemColor(SWT.COLOR_BLUE);
        }
        return Display.getDefault().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    }

    @Override
    public StyledString getStyledText(Object element) {
        if (element instanceof AntTargetNode) {
            AntTargetNode node = (AntTargetNode) element;
            return new StyledString(node.getLabel());
        } else if (element instanceof AntTaskNode) {
            AntTaskNode node = (AntTaskNode) element;
            return new StyledString(node.getLabel());
        } else if (element instanceof AntProjectNodeProxy) {
            AntProjectNodeProxy node = (AntProjectNodeProxy) element;
            StyledString buff = new StyledString(node.getLabel());
            IFile buildfile = node.getBuildFileResource();
            if (buildfile != null) {
                buff.append("  "); //$NON-NLS-1$
                buff.append('[', StyledString.DECORATIONS_STYLER);
                buff.append(buildfile.getFullPath().makeRelative().toString(), StyledString.DECORATIONS_STYLER);
                buff.append(']', StyledString.DECORATIONS_STYLER);
            }
            return buff;
        } else if (element instanceof IAntElement) {
            return new StyledString(((IAntElement) element).getLabel());
        }
        return null;
    }

    @Override
    public Color getBackground(Object element) {
        return Display.getDefault().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    }
}