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1 | /** |
2 | * Jexer - Java Text User Interface | |
3 | * | |
4 | * License: LGPLv3 or later | |
5 | * | |
6 | * This module is licensed under the GNU Lesser General Public License | |
7 | * Version 3. Please see the file "COPYING" in this directory for more | |
8 | * information about the GNU Lesser General Public License Version 3. | |
9 | * | |
10 | * Copyright (C) 2015 Kevin Lamonte | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or | |
13 | * modify it under the terms of the GNU Lesser General Public License | |
14 | * as published by the Free Software Foundation; either version 3 of | |
15 | * the License, or (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, but | |
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | * General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU Lesser General Public | |
23 | * License along with this program; if not, see | |
24 | * http://www.gnu.org/licenses/, or write to the Free Software | |
25 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
26 | * 02110-1301 USA | |
27 | * | |
28 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
29 | * @version 1 | |
30 | */ | |
31 | package jexer; | |
32 | ||
33 | /** | |
34 | * TInputBox is a system-modal dialog with an OK button and a text input | |
35 | * field. Call it like: | |
36 | * | |
37 | * <p> | |
38 | * <pre> | |
39 | * {@code | |
40 | * box = application.inputBox(title, caption); | |
41 | * if (box.getText().equals("yes")) { | |
42 | * ... the user entered "yes", do stuff ... | |
43 | * } | |
44 | * } | |
45 | * </pre> | |
46 | * | |
47 | */ | |
48 | public final class TInputBox extends TMessageBox { | |
49 | ||
50 | /** | |
51 | * The input field. | |
52 | */ | |
53 | private TField field; | |
54 | ||
55 | /** | |
56 | * Retrieve the answer text. | |
57 | * | |
58 | * @return the answer text | |
59 | */ | |
60 | public String getText() { | |
61 | return field.getText(); | |
62 | } | |
63 | ||
64 | /** | |
65 | * Public constructor. The input box will be centered on screen. | |
66 | * | |
67 | * @param application TApplication that manages this window | |
68 | * @param title window title, will be centered along the top border | |
69 | * @param caption message to display. Use embedded newlines to get a | |
70 | * multi-line box. | |
71 | */ | |
72 | public TInputBox(final TApplication application, final String title, | |
73 | final String caption) { | |
74 | ||
75 | this(application, title, caption, ""); | |
76 | } | |
77 | ||
78 | /** | |
79 | * Public constructor. The input box will be centered on screen. | |
80 | * | |
81 | * @param application TApplication that manages this window | |
82 | * @param title window title, will be centered along the top border | |
83 | * @param caption message to display. Use embedded newlines to get a | |
84 | * multi-line box. | |
85 | * @param text initial text to seed the field with | |
86 | */ | |
87 | public TInputBox(final TApplication application, final String title, | |
88 | final String caption, final String text) { | |
89 | ||
90 | super(application, title, caption, Type.OK, false); | |
91 | ||
92 | for (TWidget widget: getChildren()) { | |
93 | if (widget instanceof TButton) { | |
94 | widget.setY(widget.getY() + 2); | |
95 | } | |
96 | } | |
97 | ||
98 | setHeight(getHeight() + 2); | |
99 | field = addField(1, getHeight() - 6, getWidth() - 4, false, text); | |
100 | ||
101 | // Yield to the secondary thread. When I come back from the | |
102 | // constructor response will already be set. | |
103 | getApplication().yield(); | |
104 | } | |
105 | ||
106 | } |