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70f5b2bb KL |
1 | /* |
2 | * Jexer - Java Text User Interface | |
7d4115a5 KL |
3 | * |
4 | * License: LGPLv3 or later | |
5 | * | |
70f5b2bb KL |
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. | |
7d4115a5 KL |
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 | |
70f5b2bb KL |
27 | * |
28 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
29 | * @version 1 | |
7d4115a5 | 30 | */ |
70f5b2bb | 31 | package jexer.demos; |
2420f903 | 32 | |
a06459bd | 33 | import jexer.*; |
cc99cba8 | 34 | import jexer.event.*; |
8e688b92 | 35 | import jexer.menu.*; |
a06459bd | 36 | |
70f5b2bb KL |
37 | /** |
38 | * This window demonstates the TText, THScroller, and TVScroller widgets. | |
39 | */ | |
cc99cba8 KL |
40 | class DemoTextWindow extends TWindow { |
41 | ||
42 | /** | |
43 | * Hang onto my TText so I can resize it with the window. | |
44 | */ | |
45 | private TText textField; | |
46 | ||
47 | /** | |
48 | * Public constructor. | |
70f5b2bb KL |
49 | * |
50 | * @param parent the main application | |
cc99cba8 | 51 | */ |
70f5b2bb | 52 | public DemoTextWindow(final TApplication parent) { |
cc99cba8 KL |
53 | super(parent, "Text Areas", 0, 0, 44, 20, RESIZABLE); |
54 | ||
55 | textField = addText( | |
56 | "This is an example of a reflowable text field. Some example text follows.\n" + | |
57 | "\n" + | |
58 | "This library implements a text-based windowing system loosely\n" + | |
59 | "reminiscient of Borland's [Turbo\n" + | |
60 | "Vision](http://en.wikipedia.org/wiki/Turbo_Vision) library. For those\n" + | |
61 | "wishing to use the actual C++ Turbo Vision library, see [Sergio\n" + | |
62 | "Sigala's updated version](http://tvision.sourceforge.net/) that runs\n" + | |
63 | "on many more platforms.\n" + | |
64 | "\n" + | |
65 | "Currently the only console platform supported is Posix (tested on\n" + | |
66 | "Linux). Input/output is handled through terminal escape sequences\n" + | |
67 | "generated by the library itself: ncurses is not required or linked to. \n" + | |
68 | "xterm mouse tracking using UTF8 coordinates is supported.\n" + | |
69 | "\n" + | |
70 | "This library is licensed LGPL (\"GNU Lesser General Public License\")\n" + | |
71 | "version 3 or greater. See the file COPYING for the full license text,\n" + | |
72 | "which includes both the GPL v3 and the LGPL supplemental terms.\n" + | |
73 | "\n", | |
74 | 1, 1, 40, 16); | |
75 | } | |
76 | ||
77 | /** | |
78 | * Handle window/screen resize events. | |
79 | * | |
80 | * @param event resize event | |
81 | */ | |
82 | @Override | |
83 | public void onResize(final TResizeEvent event) { | |
84 | if (event.getType() == TResizeEvent.Type.WIDGET) { | |
85 | // Resize the text field | |
86 | textField.setWidth(event.getWidth() - 4); | |
87 | textField.setHeight(event.getHeight() - 4); | |
88 | textField.reflow(); | |
89 | return; | |
90 | } | |
91 | ||
92 | // Pass to children instead | |
93 | for (TWidget widget: getChildren()) { | |
94 | widget.onResize(event); | |
95 | } | |
96 | } | |
97 | } | |
98 | ||
70f5b2bb KL |
99 | /** |
100 | * This window demonstates the TRadioGroup, TRadioButton, and TCheckbox | |
101 | * widgets. | |
102 | */ | |
7272e49f KL |
103 | class DemoCheckboxWindow extends TWindow { |
104 | ||
105 | /** | |
cc99cba8 | 106 | * Constructor. |
70f5b2bb KL |
107 | * |
108 | * @param parent the main application | |
7272e49f | 109 | */ |
70f5b2bb | 110 | DemoCheckboxWindow(final TApplication parent) { |
7272e49f KL |
111 | this(parent, CENTERED | RESIZABLE); |
112 | } | |
113 | ||
114 | /** | |
cc99cba8 | 115 | * Constructor. |
70f5b2bb KL |
116 | * |
117 | * @param parent the main application | |
118 | * @param flags bitmask of MODAL, CENTERED, or RESIZABLE | |
7272e49f | 119 | */ |
70f5b2bb KL |
120 | DemoCheckboxWindow(final TApplication parent, final int flags) { |
121 | // Construct a demo window. X and Y don't matter because it will be | |
122 | // centered on screen. | |
7272e49f KL |
123 | super(parent, "Radiobuttons and Checkboxes", 0, 0, 60, 15, flags); |
124 | ||
125 | int row = 1; | |
126 | ||
127 | // Add some widgets | |
128 | addLabel("Check box example 1", 1, row); | |
129 | addCheckbox(35, row++, "Checkbox 1", false); | |
130 | addLabel("Check box example 2", 1, row); | |
131 | addCheckbox(35, row++, "Checkbox 2", true); | |
132 | row += 2; | |
133 | ||
00d2622b | 134 | TRadioGroup group = addRadioGroup(1, row, "Group 1"); |
7272e49f KL |
135 | group.addRadioButton("Radio option 1"); |
136 | group.addRadioButton("Radio option 2"); | |
137 | group.addRadioButton("Radio option 3"); | |
138 | ||
00d2622b KL |
139 | addButton("&Close Window", (getWidth() - 14) / 2, getHeight() - 4, |
140 | new TAction() { | |
141 | public void DO() { | |
70f5b2bb KL |
142 | DemoCheckboxWindow.this.getApplication() |
143 | .closeWindow(DemoCheckboxWindow.this); | |
00d2622b | 144 | } |
7272e49f | 145 | } |
7272e49f | 146 | ); |
7272e49f KL |
147 | } |
148 | ||
149 | } | |
150 | ||
151 | ||
70f5b2bb KL |
152 | /** |
153 | * This window demonstates the TMessageBox and TInputBox widgets. | |
154 | */ | |
30d336cc KL |
155 | class DemoMsgBoxWindow extends TWindow { |
156 | /* | |
157 | private void openYNCMessageBox() { | |
7272e49f KL |
158 | application.messageBox("Yes/No/Cancel MessageBox", |
159 | q"EOS | |
30d336cc KL |
160 | This is an example of a Yes/No/Cancel MessageBox. |
161 | ||
162 | Note that the MessageBox text can span multiple | |
163 | lines. | |
164 | ||
165 | The default result (if someone hits the top-left | |
166 | close button) is CANCEL. | |
167 | EOS", | |
7272e49f | 168 | TMessageBox.Type.YESNOCANCEL); |
30d336cc KL |
169 | } |
170 | ||
171 | private void openYNMessageBox() { | |
7272e49f KL |
172 | application.messageBox("Yes/No MessageBox", |
173 | q"EOS | |
30d336cc KL |
174 | This is an example of a Yes/No MessageBox. |
175 | ||
176 | Note that the MessageBox text can span multiple | |
177 | lines. | |
178 | ||
179 | The default result (if someone hits the top-left | |
180 | close button) is NO. | |
181 | EOS", | |
7272e49f | 182 | TMessageBox.Type.YESNO); |
30d336cc KL |
183 | } |
184 | ||
185 | private void openOKCMessageBox() { | |
7272e49f KL |
186 | application.messageBox("OK/Cancel MessageBox", |
187 | q"EOS | |
30d336cc KL |
188 | This is an example of a OK/Cancel MessageBox. |
189 | ||
190 | Note that the MessageBox text can span multiple | |
191 | lines. | |
192 | ||
193 | The default result (if someone hits the top-left | |
194 | close button) is CANCEL. | |
195 | EOS", | |
7272e49f | 196 | TMessageBox.Type.OKCANCEL); |
30d336cc KL |
197 | } |
198 | ||
199 | private void openOKMessageBox() { | |
7272e49f KL |
200 | application.messageBox("OK MessageBox", |
201 | q"EOS | |
30d336cc KL |
202 | This is an example of a OK MessageBox. This is the |
203 | default MessageBox. | |
204 | ||
205 | Note that the MessageBox text can span multiple | |
206 | lines. | |
207 | ||
208 | The default result (if someone hits the top-left | |
209 | close button) is OK. | |
210 | EOS", | |
7272e49f | 211 | TMessageBox.Type.OK); |
30d336cc KL |
212 | } |
213 | ||
214 | */ | |
215 | ||
216 | /** | |
217 | * Constructor. | |
70f5b2bb KL |
218 | * |
219 | * @param parent the main application | |
30d336cc KL |
220 | */ |
221 | DemoMsgBoxWindow(final TApplication parent) { | |
7272e49f | 222 | this(parent, TWindow.CENTERED | TWindow.RESIZABLE); |
30d336cc KL |
223 | } |
224 | ||
225 | /** | |
226 | * Constructor. | |
70f5b2bb KL |
227 | * |
228 | * @param parent the main application | |
229 | * @param flags bitmask of MODAL, CENTERED, or RESIZABLE | |
30d336cc KL |
230 | */ |
231 | DemoMsgBoxWindow(final TApplication parent, final int flags) { | |
7272e49f KL |
232 | // Construct a demo window. X and Y don't matter because it |
233 | // will be centered on screen. | |
234 | super(parent, "Message Boxes", 0, 0, 60, 15, flags); | |
30d336cc | 235 | /* |
7272e49f KL |
236 | uint row = 1; |
237 | ||
238 | // Add some widgets | |
239 | addLabel("Default OK message box", 1, row); | |
240 | addButton("Open O&K MB", 35, row, &openOKMessageBox); | |
241 | row += 2; | |
242 | ||
243 | addLabel("OK/Cancel message box", 1, row); | |
244 | addButton("O&pen OKC MB", 35, row, &openOKCMessageBox); | |
245 | row += 2; | |
246 | ||
247 | addLabel("Yes/No message box", 1, row); | |
248 | addButton("Open &YN MB", 35, row, &openYNMessageBox); | |
249 | row += 2; | |
250 | ||
251 | addLabel("Yes/No/Cancel message box", 1, row); | |
252 | addButton("Ope&n YNC MB", 35, row, &openYNCMessageBox); | |
253 | row += 2; | |
254 | ||
255 | addLabel("Input box", 1, row); | |
256 | addButton("Open &input box", 35, row, | |
257 | { | |
258 | application.inputBox("Input Box", | |
259 | q"EOS | |
30d336cc KL |
260 | This is an example of an InputBox. |
261 | ||
262 | Note that the InputBox text can span multiple | |
263 | lines. | |
264 | EOS", | |
7272e49f KL |
265 | "some input text"); |
266 | } | |
267 | ); | |
268 | ||
269 | addButton("&Close Window", (width - 14) / 2, height - 4, | |
270 | { | |
271 | application.closeWindow(this); | |
272 | } | |
273 | ); | |
30d336cc KL |
274 | */ |
275 | } | |
276 | } | |
277 | ||
70f5b2bb KL |
278 | /** |
279 | * This is the main "demo" application window. It makes use of the TTimer, | |
280 | * TProgressBox, TLabel, TButton, and TField widgets. | |
281 | */ | |
a06459bd | 282 | class DemoMainWindow extends TWindow { |
cc99cba8 KL |
283 | |
284 | // Timer that increments a number. | |
a06459bd KL |
285 | private TTimer timer; |
286 | ||
cc99cba8 | 287 | // Timer label is updated with timer ticks. |
d502a0e9 KL |
288 | TLabel timerLabel; |
289 | ||
290 | /* | |
a06459bd KL |
291 | // The modal window is a more low-level example of controlling a window |
292 | // "from the outside". Most windows will probably subclass TWindow and | |
293 | // do this kind of logic on their own. | |
294 | private TWindow modalWindow; | |
295 | private void openModalWindow() { | |
8e688b92 KL |
296 | modalWindow = application.addWindow("Demo Modal Window", 0, 0, |
297 | 58, 15, TWindow.Flag.MODAL); | |
298 | modalWindow.addLabel("This is an example of a very braindead modal window.", 1, 1); | |
299 | modalWindow.addLabel("Modal windows are centered by default.", 1, 2); | |
300 | modalWindow.addButton("&Close", (modalWindow.width - 8)/2, | |
301 | modalWindow.height - 4, &modalWindowClose); | |
a06459bd KL |
302 | } |
303 | private void modalWindowClose() { | |
8e688b92 | 304 | application.closeWindow(modalWindow); |
a06459bd | 305 | } |
d502a0e9 | 306 | */ |
a06459bd | 307 | |
d502a0e9 KL |
308 | /** |
309 | * We need to override onClose so that the timer will no longer be called | |
310 | * after we close the window. TTimers currently are completely unaware | |
311 | * of the rest of the UI classes. | |
a06459bd | 312 | */ |
d502a0e9 KL |
313 | @Override |
314 | public void onClose() { | |
315 | getApplication().removeTimer(timer); | |
316 | } | |
a06459bd | 317 | |
fca67db0 KL |
318 | /** |
319 | * Construct demo window. It will be centered on screen. | |
70f5b2bb KL |
320 | * |
321 | * @param parent the main application | |
fca67db0 | 322 | */ |
70f5b2bb | 323 | public DemoMainWindow(final TApplication parent) { |
8e688b92 | 324 | this(parent, CENTERED | RESIZABLE); |
a06459bd KL |
325 | } |
326 | ||
70f5b2bb KL |
327 | // These are used by the timer loop. They have to be at class scope so |
328 | // that they can be accessed by the anonymous TAction class. | |
d502a0e9 KL |
329 | int timerI = 0; |
330 | TProgressBar progressBar; | |
331 | ||
fca67db0 KL |
332 | /** |
333 | * Constructor. | |
70f5b2bb KL |
334 | * |
335 | * @param parent the main application | |
336 | * @param flags bitmask of MODAL, CENTERED, or RESIZABLE | |
fca67db0 | 337 | */ |
70f5b2bb | 338 | private DemoMainWindow(final TApplication parent, final int flags) { |
8e688b92 KL |
339 | // Construct a demo window. X and Y don't matter because it will be |
340 | // centered on screen. | |
341 | super(parent, "Demo Window", 0, 0, 60, 23, flags); | |
a06459bd | 342 | |
8e688b92 KL |
343 | int row = 1; |
344 | ||
345 | // Add some widgets | |
30d336cc | 346 | if (!isModal()) { |
8e688b92 KL |
347 | addLabel("Message Boxes", 1, row); |
348 | addButton("&MessageBoxes", 35, row, | |
30d336cc KL |
349 | new TAction() { |
350 | public void DO() { | |
351 | new DemoMsgBoxWindow(getApplication()); | |
352 | } | |
8e688b92 KL |
353 | } |
354 | ); | |
355 | } | |
356 | row += 2; | |
357 | ||
358 | addLabel("Open me as modal", 1, row); | |
359 | addButton("W&indow", 35, row, | |
7272e49f KL |
360 | new TAction() { |
361 | public void DO() { | |
362 | new DemoMainWindow(getApplication(), MODAL); | |
363 | } | |
8e688b92 KL |
364 | } |
365 | ); | |
366 | ||
367 | row += 2; | |
368 | ||
369 | addLabel("Variable-width text field:", 1, row); | |
370 | addField(35, row++, 15, false, "Field text"); | |
371 | ||
372 | addLabel("Fixed-width text field:", 1, row); | |
373 | addField(35, row, 15, true); | |
374 | row += 2; | |
375 | ||
7272e49f | 376 | if (!isModal()) { |
8e688b92 | 377 | addLabel("Radio buttons and checkboxes", 1, row); |
7272e49f KL |
378 | addButton("&Checkboxes", 35, row, |
379 | new TAction() { | |
380 | public void DO() { | |
d502a0e9 | 381 | new DemoCheckboxWindow(getApplication()); |
7272e49f KL |
382 | } |
383 | } | |
384 | ); | |
8e688b92 KL |
385 | } |
386 | row += 2; | |
387 | ||
7272e49f KL |
388 | /* |
389 | if (!isModal()) { | |
8e688b92 KL |
390 | addLabel("Editor window", 1, row); |
391 | addButton("Edito&r", 35, row, | |
392 | { | |
393 | new TEditor(application, 0, 0, 60, 15); | |
394 | } | |
395 | ); | |
396 | } | |
397 | row += 2; | |
cc99cba8 | 398 | */ |
8e688b92 | 399 | |
7272e49f | 400 | if (!isModal()) { |
8e688b92 KL |
401 | addLabel("Text areas", 1, row); |
402 | addButton("&Text", 35, row, | |
cc99cba8 KL |
403 | new TAction() { |
404 | public void DO() { | |
405 | new DemoTextWindow(getApplication()); | |
406 | } | |
8e688b92 KL |
407 | } |
408 | ); | |
409 | } | |
410 | row += 2; | |
411 | ||
cc99cba8 | 412 | /* |
7272e49f | 413 | if (!isModal()) { |
8e688b92 KL |
414 | addLabel("Tree views", 1, row); |
415 | addButton("Tree&View", 35, row, | |
416 | { | |
417 | new DemoTreeViewWindow(application); | |
418 | } | |
419 | ); | |
420 | } | |
421 | row += 2; | |
422 | ||
7272e49f KL |
423 | if (!isModal()) { |
424 | addLabel("Terminal", 1, row); | |
425 | addButton("Termi&nal", 35, row, | |
426 | { | |
427 | application.openTerminal(0, 0); | |
428 | } | |
429 | ); | |
8e688b92 | 430 | } |
7272e49f | 431 | row += 2; |
d502a0e9 | 432 | */ |
8e688b92 | 433 | |
d502a0e9 | 434 | progressBar = addProgressBar(1, row, 22, 0); |
8e688b92 | 435 | row++; |
d502a0e9 KL |
436 | timerLabel = addLabel("Timer", 1, row); |
437 | timer = getApplication().addTimer(100, true, | |
438 | new TAction() { | |
439 | ||
440 | public void DO() { | |
441 | timerLabel.setText(String.format("Timer: %d", timerI)); | |
442 | timerLabel.setWidth(timerLabel.getText().length()); | |
443 | if (timerI < 100) { | |
444 | timerI++; | |
445 | } | |
446 | progressBar.setValue(timerI); | |
447 | DemoMainWindow.this.setRepaint(); | |
8e688b92 | 448 | } |
d502a0e9 KL |
449 | } |
450 | ); | |
a06459bd KL |
451 | } |
452 | } | |
7d4115a5 KL |
453 | |
454 | /** | |
455 | * The demo application itself. | |
456 | */ | |
457 | class DemoApplication extends TApplication { | |
cc99cba8 | 458 | |
2420f903 | 459 | /** |
70f5b2bb KL |
460 | * Public constructor. |
461 | * | |
462 | * @throws Exception if TApplication can't instantiate the Backend. | |
2420f903 | 463 | */ |
4328bb42 | 464 | public DemoApplication() throws Exception { |
8e688b92 KL |
465 | super(null, null); |
466 | new DemoMainWindow(this); | |
467 | ||
8e688b92 KL |
468 | // Add the menus |
469 | addFileMenu(); | |
470 | addEditMenu(); | |
471 | ||
472 | TMenu demoMenu = addMenu("&Demo"); | |
473 | TMenuItem item = demoMenu.addItem(2000, "&Checkable"); | |
474 | item.setCheckable(true); | |
475 | item = demoMenu.addItem(2001, "Disabled"); | |
476 | item.setEnabled(false); | |
477 | item = demoMenu.addItem(2002, "&Normal"); | |
478 | TSubMenu subMenu = demoMenu.addSubMenu("Sub-&Menu"); | |
479 | item = demoMenu.addItem(2010, "N&ormal A&&D"); | |
480 | ||
481 | item = subMenu.addItem(2000, "&Checkable (sub)"); | |
482 | item.setCheckable(true); | |
483 | item = subMenu.addItem(2001, "Disabled (sub)"); | |
484 | item.setEnabled(false); | |
485 | item = subMenu.addItem(2002, "&Normal (sub)"); | |
486 | ||
487 | subMenu = subMenu.addSubMenu("Sub-&Menu"); | |
488 | item = subMenu.addItem(2000, "&Checkable (sub)"); | |
489 | item.setCheckable(true); | |
490 | item = subMenu.addItem(2001, "Disabled (sub)"); | |
491 | item.setEnabled(false); | |
492 | item = subMenu.addItem(2002, "&Normal (sub)"); | |
493 | ||
494 | addWindowMenu(); | |
495 | ||
2420f903 | 496 | } |
7d4115a5 KL |
497 | } |
498 | ||
499 | /** | |
500 | * This class provides a simple demonstration of Jexer's capabilities. | |
501 | */ | |
502 | public class Demo1 { | |
503 | /** | |
504 | * Main entry point. | |
505 | * | |
cc99cba8 | 506 | * @param args Command line arguments |
7d4115a5 | 507 | */ |
cc99cba8 | 508 | public static void main(final String [] args) { |
8e688b92 KL |
509 | try { |
510 | DemoApplication app = new DemoApplication(); | |
511 | app.run(); | |
512 | } catch (Exception e) { | |
513 | e.printStackTrace(); | |
514 | } | |
7d4115a5 KL |
515 | } |
516 | ||
517 | } |