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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 | ); | |
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71 | |
72 | final TWindow windowA = addWindow("Window A", 20, 14); | |
73 | final TWindow windowB = addWindow("Window B", 20, 14); | |
74 | windowA.addButton("&Show Window B", 2, 2, | |
75 | new TAction() { | |
76 | public void DO() { | |
77 | windowB.show(); | |
78 | } | |
79 | } | |
80 | ); | |
81 | windowA.addButton("H&ide Window B", 2, 4, | |
82 | new TAction() { | |
83 | public void DO() { | |
84 | windowB.hide(); | |
85 | } | |
86 | } | |
87 | ); | |
88 | windowB.addButton("&Show Window A", 2, 2, | |
89 | new TAction() { | |
90 | public void DO() { | |
91 | windowA.show(); | |
92 | } | |
93 | } | |
94 | ); | |
95 | windowB.addButton("H&ide Window A", 2, 4, | |
96 | new TAction() { | |
97 | public void DO() { | |
98 | windowA.hide(); | |
99 | } | |
100 | } | |
101 | ); | |
102 | ||
103 | desktop.addButton("&Show Window B", 25, 2, | |
104 | new TAction() { | |
105 | public void DO() { | |
106 | windowB.show(); | |
107 | } | |
108 | } | |
109 | ); | |
110 | desktop.addButton("H&ide Window B", 25, 5, | |
111 | new TAction() { | |
112 | public void DO() { | |
113 | windowB.hide(); | |
114 | } | |
115 | } | |
116 | ); | |
117 | desktop.addButton("Sh&ow Window A", 25, 8, | |
118 | new TAction() { | |
119 | public void DO() { | |
120 | windowA.show(); | |
121 | } | |
122 | } | |
123 | ); | |
124 | desktop.addButton("Hid&e Window A", 25, 11, | |
125 | new TAction() { | |
126 | public void DO() { | |
127 | windowA.hide(); | |
128 | } | |
129 | } | |
130 | ); | |
131 | ||
132 | ||
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133 | } |
134 | ||
135 | /** | |
136 | * Handle menu events. | |
137 | * | |
138 | * @param menu menu event | |
139 | * @return if true, the event was processed and should not be passed onto | |
140 | * a window | |
141 | */ | |
142 | @Override | |
143 | public boolean onMenu(final TMenuEvent menu) { | |
144 | ||
145 | if (menu.getId() == TMenu.MID_OPEN_FILE) { | |
146 | try { | |
147 | String filename = fileOpenBox("."); | |
148 | if (filename != null) { | |
149 | try { | |
150 | File file = new File(filename); | |
151 | StringBuilder fileContents = new StringBuilder(); | |
152 | Scanner scanner = new Scanner(file); | |
153 | String EOL = System.getProperty("line.separator"); | |
154 | ||
155 | try { | |
156 | while (scanner.hasNextLine()) { | |
157 | fileContents.append(scanner.nextLine() + EOL); | |
158 | } | |
159 | new DemoTextWindow(this, filename, | |
160 | fileContents.toString()); | |
161 | } finally { | |
162 | scanner.close(); | |
163 | } | |
164 | } catch (IOException e) { | |
165 | e.printStackTrace(); | |
166 | } | |
167 | } | |
168 | } catch (IOException e) { | |
169 | e.printStackTrace(); | |
170 | } | |
171 | return true; | |
172 | } | |
173 | return super.onMenu(menu); | |
174 | } | |
175 | ||
176 | /** | |
177 | * Public constructor. | |
178 | * | |
179 | * @param backendType one of the TApplication.BackendType values | |
180 | * @throws Exception if TApplication can't instantiate the Backend. | |
181 | */ | |
182 | public DesktopDemoApplication(final BackendType backendType) throws Exception { | |
183 | super(backendType); | |
184 | addAllWidgets(); | |
185 | getBackend().setTitle("Jexer Demo Application"); | |
186 | } | |
187 | } |