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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.demos; | |
30 | ||
31 | import java.io.*; | |
32 | import java.util.*; | |
33 | ||
34 | import jexer.*; | |
35 | import jexer.event.*; | |
36 | import jexer.menu.*; | |
37 | ||
38 | /** | |
39 | * The demo application itself. | |
40 | */ | |
41 | public class DesktopDemoApplication extends TApplication { | |
42 | ||
43 | /** | |
44 | * Add all the widgets of the demo. | |
45 | */ | |
46 | private void addAllWidgets() { | |
47 | ||
48 | // Add the menus | |
49 | addFileMenu(); | |
50 | addEditMenu(); | |
51 | addWindowMenu(); | |
52 | addHelpMenu(); | |
53 | ||
54 | final DesktopDemo desktop = new DesktopDemo(this); | |
55 | setDesktop(desktop); | |
56 | ||
57 | desktop.addButton("&Remove HATCH", 2, 5, | |
58 | new TAction() { | |
59 | public void DO() { | |
60 | desktop.drawHatch = false; | |
61 | } | |
62 | } | |
63 | ); | |
64 | desktop.addButton("&Show HATCH", 2, 8, | |
65 | new TAction() { | |
66 | public void DO() { | |
67 | desktop.drawHatch = true; | |
68 | } | |
69 | } | |
70 | ); | |
71 | } | |
72 | ||
73 | /** | |
74 | * Handle menu events. | |
75 | * | |
76 | * @param menu menu event | |
77 | * @return if true, the event was processed and should not be passed onto | |
78 | * a window | |
79 | */ | |
80 | @Override | |
81 | public boolean onMenu(final TMenuEvent menu) { | |
82 | ||
83 | if (menu.getId() == TMenu.MID_OPEN_FILE) { | |
84 | try { | |
85 | String filename = fileOpenBox("."); | |
86 | if (filename != null) { | |
87 | try { | |
88 | File file = new File(filename); | |
89 | StringBuilder fileContents = new StringBuilder(); | |
90 | Scanner scanner = new Scanner(file); | |
91 | String EOL = System.getProperty("line.separator"); | |
92 | ||
93 | try { | |
94 | while (scanner.hasNextLine()) { | |
95 | fileContents.append(scanner.nextLine() + EOL); | |
96 | } | |
97 | new DemoTextWindow(this, filename, | |
98 | fileContents.toString()); | |
99 | } finally { | |
100 | scanner.close(); | |
101 | } | |
102 | } catch (IOException e) { | |
103 | e.printStackTrace(); | |
104 | } | |
105 | } | |
106 | } catch (IOException e) { | |
107 | e.printStackTrace(); | |
108 | } | |
109 | return true; | |
110 | } | |
111 | return super.onMenu(menu); | |
112 | } | |
113 | ||
114 | /** | |
115 | * Public constructor. | |
116 | * | |
117 | * @param backendType one of the TApplication.BackendType values | |
118 | * @throws Exception if TApplication can't instantiate the Backend. | |
119 | */ | |
120 | public DesktopDemoApplication(final BackendType backendType) throws Exception { | |
121 | super(backendType); | |
122 | addAllWidgets(); | |
123 | getBackend().setTitle("Jexer Demo Application"); | |
124 | } | |
125 | } |