ColorManager.java

package name.graf.emanuel.testfileeditor.ui.support.editor;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.Display;

public class ColorManager
{
    protected Map<RGB, Color> fColorTable;
    
    public ColorManager() {
        super();
        this.fColorTable = new HashMap<RGB, Color>(10);
    }
    
    public void dispose() {
		final Iterator<Color> e = this.fColorTable.values().iterator();
        while (e.hasNext()) {
            e.next().dispose();
        }
    }
    
    public Color getColor(final RGB rgb) {
        Color color = this.fColorTable.get(rgb);
        if (color == null) {
            color = new Color(Display.getCurrent(), rgb);
            this.fColorTable.put(rgb, color);
        }
        return color;
    }
}