a1f4a6152cc342b60e693a846ae32dc62d1b7430
[fanfix.git] / DemoTreeViewWindow.java
1 /*
2 * Jexer - Java Text User Interface
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (C) 2016 Kevin Lamonte
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
25 *
26 * @author Kevin Lamonte [kevin.lamonte@gmail.com]
27 * @version 1
28 */
29 package jexer.demos;
30
31 import java.io.IOException;
32
33 import jexer.*;
34 import jexer.event.*;
35
36 /**
37 * This window demonstates the TTreeView widget.
38 */
39 public class DemoTreeViewWindow extends TWindow {
40
41 /**
42 * Hang onto my TTreeView so I can resize it with the window.
43 */
44 private TTreeView treeView;
45
46 /**
47 * Public constructor.
48 *
49 * @param parent the main application
50 * @throws IOException if a java.io operation throws
51 */
52 public DemoTreeViewWindow(final TApplication parent) throws IOException {
53 super(parent, "Tree View", 0, 0, 44, 16, TWindow.RESIZABLE);
54
55 // Load the treeview with "stuff"
56 treeView = addTreeView(1, 1, 40, 12);
57 new TDirectoryTreeItem(treeView, ".", true);
58 }
59
60 /**
61 * Handle window/screen resize events.
62 *
63 * @param resize resize event
64 */
65 @Override
66 public void onResize(final TResizeEvent resize) {
67 if (resize.getType() == TResizeEvent.Type.WIDGET) {
68 // Resize the text field
69 treeView.setWidth(resize.getWidth() - 4);
70 treeView.setHeight(resize.getHeight() - 4);
71 treeView.reflow();
72 return;
73 }
74
75 // Pass to children instead
76 for (TWidget widget: getChildren()) {
77 widget.onResize(resize);
78 }
79 }
80
81 }