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be72cb5c KL |
1 | /* |
2 | * Jexer - Java Text User Interface | |
3 | * | |
4 | * The MIT License (MIT) | |
5 | * | |
6 | * Copyright (C) 2017 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.tterminal; | |
30 | ||
31 | /** | |
32 | * DisplayListener is used to callback into external UI when data has come in | |
33 | * from the remote side. | |
34 | */ | |
35 | public interface DisplayListener { | |
36 | ||
37 | /** | |
38 | * Function to call when the display needs to be updated. | |
39 | */ | |
40 | public void displayChanged(); | |
41 | ||
aa77d682 KL |
42 | /** |
43 | * Function to call to obtain the display width. | |
44 | * | |
45 | * @return the number of columns in the display | |
46 | */ | |
47 | public int getDisplayWidth(); | |
48 | ||
49 | /** | |
50 | * Function to call to obtain the display height. | |
51 | * | |
52 | * @return the number of rows in the display | |
53 | */ | |
54 | public int getDisplayHeight(); | |
55 | ||
be72cb5c | 56 | } |