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daa4106c | 1 | /* |
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2 | * Jexer - Java Text User Interface |
3 | * | |
e16dda65 | 4 | * The MIT License (MIT) |
1ac2ccb1 | 5 | * |
e16dda65 | 6 | * Copyright (C) 2016 Kevin Lamonte |
1ac2ccb1 | 7 | * |
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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: | |
1ac2ccb1 | 14 | * |
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15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
1ac2ccb1 | 17 | * |
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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. | |
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25 | * |
26 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
27 | * @version 1 | |
28 | */ | |
29 | package jexer.backend; | |
30 | ||
31 | import java.util.List; | |
32 | ||
33 | import jexer.event.TInputEvent; | |
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34 | import jexer.io.SwingScreen; |
35 | import jexer.io.SwingTerminal; | |
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36 | |
37 | /** | |
a4406f4e | 38 | * This class uses standard Swing calls to handle screen, keyboard, and mouse |
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39 | * I/O. |
40 | */ | |
a4406f4e | 41 | public final class SwingBackend extends Backend { |
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42 | |
43 | /** | |
44 | * Input events are processed by this Terminal. | |
45 | */ | |
a4406f4e | 46 | private SwingTerminal terminal; |
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47 | |
48 | /** | |
49 | * Public constructor. | |
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50 | * |
51 | * @param listener the object this backend needs to wake up when new | |
52 | * input comes in | |
1ac2ccb1 | 53 | */ |
a4406f4e | 54 | public SwingBackend(final Object listener) { |
1ac2ccb1 | 55 | // Create a screen |
a4406f4e | 56 | SwingScreen screen = new SwingScreen(); |
1ac2ccb1 | 57 | this.screen = screen; |
92554d64 | 58 | |
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59 | // Create the Swing event listeners |
60 | terminal = new SwingTerminal(listener, screen); | |
92554d64 | 61 | |
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62 | // Hang onto the session info |
63 | this.sessionInfo = terminal.getSessionInfo(); | |
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64 | } |
65 | ||
66 | /** | |
67 | * Sync the logical screen to the physical device. | |
68 | */ | |
69 | @Override | |
70 | public void flushScreen() { | |
71 | screen.flushPhysical(); | |
72 | } | |
73 | ||
74 | /** | |
75 | * Get keyboard, mouse, and screen resize events. | |
76 | * | |
77 | * @param queue list to append new events to | |
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78 | */ |
79 | @Override | |
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80 | public void getEvents(final List<TInputEvent> queue) { |
81 | if (terminal.hasEvents()) { | |
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82 | terminal.getEvents(queue); |
83 | } | |
84 | } | |
85 | ||
86 | /** | |
87 | * Close the I/O, restore the console, etc. | |
88 | */ | |
89 | @Override | |
90 | public void shutdown() { | |
e3dfbd23 | 91 | ((SwingScreen) screen).shutdown(); |
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92 | } |
93 | ||
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94 | /** |
95 | * Set the window title. | |
96 | * | |
97 | * @param title the new title | |
98 | */ | |
99 | @Override | |
100 | public void setTitle(final String title) { | |
101 | ((SwingScreen) screen).setTitle(title); | |
102 | } | |
103 | ||
1ac2ccb1 | 104 | } |