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Java > Open Source Codes > org > nightlabs > editor2d > editpolicy > tree > MultiLayerDrawComponentTreeEditPolicy


1 /* *****************************************************************************
2  * NightLabs Editor2D - Graphical editor framework *
3  * Copyright (C) 2004-2005 NightLabs - http://NightLabs.org *
4  * Project author: Daniel Mazurek <Daniel.Mazurek [at] nightlabs [dot] org> *
5  * *
6  * This library is free software; you can redistribute it and/or *
7  * modify it under the terms of the GNU Lesser General Public *
8  * License as published by the Free Software Foundation; either *
9  * version 2.1 of the License, or (at your option) any later version. *
10  * *
11  * This library is distributed in the hope that it will be useful, *
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
14  * Lesser General Public License for more details. *
15  * *
16  * You should have received a copy of the GNU Lesser General Public *
17  * License along with this library; if not, write to the *
18  * Free Software Foundation, Inc., *
19  * 51 Franklin St, Fifth Floor, *
20  * Boston, MA 02110-1301 USA *
21  * *
22  * Or get it online : *
23  * http://www.gnu.org/copyleft/lesser.html *
24  * *
25  * *
26  ******************************************************************************/
27
28 package org.nightlabs.editor2d.editpolicy.tree;
29
30 import org.eclipse.draw2d.geometry.Dimension;
31 import org.eclipse.draw2d.geometry.Rectangle;
32 import org.eclipse.gef.commands.Command;
33
34 import org.nightlabs.editor2d.DrawComponent;
35 import org.nightlabs.editor2d.Layer;
36 import org.nightlabs.editor2d.MultiLayerDrawComponent;
37 import org.nightlabs.editor2d.command.CreateDrawComponentCommand;
38
39
40 public class MultiLayerDrawComponentTreeEditPolicy
41 extends DrawComponentTreeContainerEditPolicy
42 {
43   protected Command createCreateCommand(DrawComponent child, Rectangle r, int index, String JavaDoc label)
44   {
45     CreateDrawComponentCommand cmd = new CreateDrawComponentCommand();
46         Rectangle rect;
47         if(r == null) {
48             rect = new Rectangle();
49             rect.setSize(new Dimension(-1,-1));
50         }
51         else {
52           rect = r;
53         }
54         cmd.setLocation(rect);
55         
56         MultiLayerDrawComponent mldc = (MultiLayerDrawComponent)getHost().getModel();
57         Layer currentLayer = mldc.getCurrentLayer();
58         cmd.setParent(currentLayer);
59
60         cmd.setChild(child);
61         cmd.setLabel(label);
62         if(index >= 0)
63           cmd.setIndex(index);
64         return cmd;
65   }
66 }
67
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