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Java > Open Source Codes > jimm > datavision > gui > cmd > FieldResizeCommand


1 package jimm.datavision.gui.cmd;
2 import jimm.datavision.field.Field;
3 import jimm.datavision.field.Rectangle;
4 import jimm.datavision.gui.FieldWidget;
5 import jimm.util.I18N;
6
7 /**
8  * Resizes a single field by comparing it with another field and copying
9  * one of its dimensions.
10  *
11  * @author Jim Menard, <a HREF="mailto:jimm@io.com">jimm@io.com</a>
12  */
13 public class FieldResizeCommand extends CommandAdapter {
14
15 protected FieldWidget fw;
16 protected int which;
17 protected Field prototype;
18 protected Rectangle origBounds;
19 protected SectionResizeCommand sectionResizeCommand;
20
21 public FieldResizeCommand(FieldWidget fw, int which, Field prototype) {
22     super(I18N.get("FieldResizeCommand.name"));
23
24     this.fw = fw;
25     this.which = which;
26     this.prototype = prototype;
27     origBounds = new Rectangle(fw.getField().getBounds()); // Make a copy
28 sectionResizeCommand = new SectionResizeCommand(fw.getSectionWidget());
29 }
30
31 public void perform() {
32     fw.size(which, prototype);
33
34     fw.getSectionWidget().growToFit();
35     sectionResizeCommand.perform();
36 }
37
38 public void undo() {
39     fw.getField().getBounds().setBounds(origBounds);
40     sectionResizeCommand.undo();
41 }
42
43 }
44
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