gradle4eclipse.view.ViewLabelProvider.java Source code

Introduction

Here is the source code for gradle4eclipse.view.ViewLabelProvider.java

Source

/*
Gradle4Eclipse Eclipse plugin
Copyright (C) 2013  Filip Muncan
    
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
    
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package gradle4eclipse.view;

import gradle4eclipse.model.TreeObject;
import gradle4eclipse.model.TreeParent;

import java.net.URL;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.osgi.framework.Bundle;
import org.osgi.framework.FrameworkUtil;

public class ViewLabelProvider extends ColumnLabelProvider {
    private Image elementImage;
    private Image folderImage;
    private Image favoriteImage;

    public String getText(Object obj) {
        return obj.toString();
    }

    public Image getImage(Object obj) {
        if (elementImage == null) {
            Bundle bundle = FrameworkUtil.getBundle(this.getClass());
            URL url = FileLocator.find(bundle, new Path("icons/task.gif"), null);
            ImageDescriptor imageDescriptor = ImageDescriptor.createFromURL(url);
            elementImage = imageDescriptor.createImage();
        }

        if (favoriteImage == null) {
            Bundle bundle = FrameworkUtil.getBundle(this.getClass());
            URL url = FileLocator.find(bundle, new Path("icons/favorite.gif"), null);
            ImageDescriptor imageDescriptor = ImageDescriptor.createFromURL(url);
            favoriteImage = imageDescriptor.createImage();
        }

        if (folderImage == null) {
            Bundle bundle = FrameworkUtil.getBundle(this.getClass());
            URL url = FileLocator.find(bundle, new Path("icons/folder.gif"), null);
            ImageDescriptor imageDescriptor = ImageDescriptor.createFromURL(url);
            folderImage = imageDescriptor.createImage();
        }

        if (obj instanceof TreeParent) {
            return folderImage;
        } else if (obj instanceof TreeObject) {
            TreeObject treeObj = (TreeObject) obj;
            if (treeObj.isFavorite())
                return favoriteImage;
        }
        return elementImage;

    }

    public String getToolTipText(Object element) {
        if (element instanceof TreeObject)
            return ((TreeObject) element).getDescription();
        return "";
    }

    public Point getToolTipShift(Object object) {
        return new Point(5, 5);
    }

    public int getToolTipDisplayDelayTime(Object object) {
        return 1000;
    }

    public int getToolTipTimeDisplayed(Object object) {
        return 5000;
    }

    public void update(ViewerCell cell) {
        cell.setText(getText(cell.getElement()));
        cell.setImage(getImage(cell.getElement()));
    }
}