| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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.wst.wsdl.ui.internal.gef.util.figures; |
| |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.RectangleFigure; |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| |
| /** |
| * Interactor the +/- control commonly found in trees |
| */ |
| public class Interactor extends RectangleFigure |
| { |
| protected boolean isExpanded; |
| |
| public Interactor() |
| { |
| super(); |
| setPreferredSize(new Dimension(9, 9)); |
| } |
| |
| public void setExpanded(boolean isExpanded) |
| { |
| this.isExpanded = isExpanded; |
| repaint(); |
| } |
| |
| public boolean isExpanded() |
| { |
| return isExpanded; |
| } |
| |
| protected void fillShape(Graphics g) |
| { |
| super.fillShape(g); |
| Rectangle r = getBounds(); |
| int mx = r.x + r.width / 2; |
| int my = r.y + r.height / 2; |
| int s = 2; |
| g.drawLine(r.x + s, my, r.x + r.width - s - 1, my); |
| if (!isExpanded) |
| { |
| g.drawLine(mx, r.y + s, mx, r.y + r.height - s -1); |
| } |
| } |
| } |