| 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 | } |