TreeLabelProvider.java

package rocks.inspectit.ui.rcp.view.tree;

import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Display;

import rocks.inspectit.ui.rcp.model.Component;

/**
 * @author Patrice Bouillet
 *
 */
public class TreeLabelProvider extends ColumnLabelProvider {

	/**
	 * {@inheritDoc}
	 */
	@Override
	public Image getImage(Object element) {
		if (element instanceof Component) {
			Component component = (Component) element;
			return component.getImage();
		}

		return super.getImage(element);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String getText(Object element) {
		if (element instanceof Component) {
			Component component = (Component) element;
			return component.getName();
		}

		return super.getText(element);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String getToolTipText(Object element) {
		if (element instanceof Component) {
			Component component = (Component) element;
			if (component.getTooltip().isEmpty()) {
				return null;
			}
			return component.getTooltip();
		}

		return super.getToolTipText(element);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public Point getToolTipShift(Object object) {
		int x = 5;
		int y = 5;
		return new Point(x, y);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public int getToolTipDisplayDelayTime(Object object) {
		return 500;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public Color getForeground(Object element) {
		if (element instanceof Component) {
			Component component = (Component) element;
			if (!component.isEnabled()) {
				return Display.getDefault().getSystemColor(SWT.COLOR_TITLE_INACTIVE_FOREGROUND);
			}
		}
		return super.getForeground(element);
	}

}