Commit | Line | Data |
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daa4106c | 1 | /* |
7b5261bc | 2 | * Jexer - Java Text User Interface |
7d4115a5 | 3 | * |
e16dda65 | 4 | * The MIT License (MIT) |
7d4115a5 | 5 | * |
a69ed767 | 6 | * Copyright (C) 2019 Kevin Lamonte |
7d4115a5 | 7 | * |
e16dda65 KL |
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: | |
7d4115a5 | 14 | * |
e16dda65 KL |
15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
7d4115a5 | 17 | * |
e16dda65 KL |
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. | |
7b5261bc KL |
25 | * |
26 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
27 | * @version 1 | |
7d4115a5 KL |
28 | */ |
29 | package jexer; | |
30 | ||
e23ea538 | 31 | import java.io.File; |
4328bb42 | 32 | import java.io.InputStream; |
0d47c546 | 33 | import java.io.IOException; |
4328bb42 | 34 | import java.io.OutputStream; |
6985c572 KL |
35 | import java.io.PrintWriter; |
36 | import java.io.Reader; | |
4328bb42 | 37 | import java.io.UnsupportedEncodingException; |
e23ea538 | 38 | import java.text.MessageFormat; |
a69ed767 | 39 | import java.util.ArrayList; |
a06459bd | 40 | import java.util.Collections; |
d502a0e9 | 41 | import java.util.Date; |
e826b451 | 42 | import java.util.HashMap; |
4328bb42 KL |
43 | import java.util.LinkedList; |
44 | import java.util.List; | |
e826b451 | 45 | import java.util.Map; |
339652cc | 46 | import java.util.ResourceBundle; |
4328bb42 | 47 | |
a69ed767 | 48 | import jexer.bits.Cell; |
4328bb42 KL |
49 | import jexer.bits.CellAttributes; |
50 | import jexer.bits.ColorTheme; | |
4328bb42 KL |
51 | import jexer.event.TCommandEvent; |
52 | import jexer.event.TInputEvent; | |
53 | import jexer.event.TKeypressEvent; | |
fca67db0 | 54 | import jexer.event.TMenuEvent; |
4328bb42 KL |
55 | import jexer.event.TMouseEvent; |
56 | import jexer.event.TResizeEvent; | |
57 | import jexer.backend.Backend; | |
be72cb5c | 58 | import jexer.backend.MultiBackend; |
a69ed767 | 59 | import jexer.backend.Screen; |
a4406f4e | 60 | import jexer.backend.SwingBackend; |
4328bb42 | 61 | import jexer.backend.ECMA48Backend; |
3e074355 | 62 | import jexer.backend.TWindowBackend; |
928811d8 KL |
63 | import jexer.menu.TMenu; |
64 | import jexer.menu.TMenuItem; | |
4328bb42 | 65 | import static jexer.TCommand.*; |
2ce6dab2 | 66 | import static jexer.TKeypress.*; |
4328bb42 | 67 | |
7d4115a5 | 68 | /** |
42873e30 KL |
69 | * TApplication is the main driver class for a full Text User Interface |
70 | * application. It manages windows, provides a menu bar and status bar, and | |
71 | * processes events received from the user. | |
7d4115a5 | 72 | */ |
a4406f4e | 73 | public class TApplication implements Runnable { |
7d4115a5 | 74 | |
339652cc KL |
75 | /** |
76 | * Translated strings. | |
77 | */ | |
78 | private static final ResourceBundle i18n = ResourceBundle.getBundle(TApplication.class.getName()); | |
79 | ||
2ce6dab2 | 80 | // ------------------------------------------------------------------------ |
d36057df | 81 | // Constants -------------------------------------------------------------- |
2ce6dab2 KL |
82 | // ------------------------------------------------------------------------ |
83 | ||
99144c71 KL |
84 | /** |
85 | * If true, emit thread stuff to System.err. | |
86 | */ | |
87 | private static final boolean debugThreads = false; | |
88 | ||
a83fea2b KL |
89 | /** |
90 | * If true, emit events being processed to System.err. | |
91 | */ | |
92 | private static final boolean debugEvents = false; | |
93 | ||
a7986f7b KL |
94 | /** |
95 | * If true, do "smart placement" on new windows that are not specified to | |
96 | * be centered. | |
97 | */ | |
98 | private static final boolean smartWindowPlacement = true; | |
99 | ||
a4406f4e KL |
100 | /** |
101 | * Two backend types are available. | |
102 | */ | |
103 | public static enum BackendType { | |
104 | /** | |
105 | * A Swing JFrame. | |
106 | */ | |
107 | SWING, | |
108 | ||
109 | /** | |
110 | * An ECMA48 / ANSI X3.64 / XTERM style terminal. | |
111 | */ | |
112 | ECMA48, | |
113 | ||
114 | /** | |
329fd62e | 115 | * Synonym for ECMA48. |
a4406f4e KL |
116 | */ |
117 | XTERM | |
118 | } | |
119 | ||
2ce6dab2 | 120 | // ------------------------------------------------------------------------ |
d36057df | 121 | // Variables -------------------------------------------------------------- |
2ce6dab2 KL |
122 | // ------------------------------------------------------------------------ |
123 | ||
d36057df KL |
124 | /** |
125 | * The primary event handler thread. | |
126 | */ | |
127 | private volatile WidgetEventHandler primaryEventHandler; | |
128 | ||
129 | /** | |
130 | * The secondary event handler thread. | |
131 | */ | |
132 | private volatile WidgetEventHandler secondaryEventHandler; | |
133 | ||
134 | /** | |
135 | * The widget receiving events from the secondary event handler thread. | |
136 | */ | |
137 | private volatile TWidget secondaryEventReceiver; | |
138 | ||
139 | /** | |
140 | * Access to the physical screen, keyboard, and mouse. | |
141 | */ | |
142 | private Backend backend; | |
143 | ||
144 | /** | |
145 | * Actual mouse coordinate X. | |
146 | */ | |
147 | private int mouseX; | |
148 | ||
149 | /** | |
150 | * Actual mouse coordinate Y. | |
151 | */ | |
152 | private int mouseY; | |
153 | ||
154 | /** | |
155 | * Old version of mouse coordinate X. | |
156 | */ | |
157 | private int oldMouseX; | |
158 | ||
159 | /** | |
160 | * Old version mouse coordinate Y. | |
161 | */ | |
162 | private int oldMouseY; | |
163 | ||
a69ed767 KL |
164 | /** |
165 | * Old drawn version of mouse coordinate X. | |
166 | */ | |
167 | private int oldDrawnMouseX; | |
168 | ||
169 | /** | |
170 | * Old drawn version mouse coordinate Y. | |
171 | */ | |
172 | private int oldDrawnMouseY; | |
173 | ||
174 | /** | |
175 | * Old drawn version mouse cell. | |
176 | */ | |
177 | private Cell oldDrawnMouseCell = new Cell(); | |
178 | ||
d36057df KL |
179 | /** |
180 | * The last mouse up click time, used to determine if this is a mouse | |
181 | * double-click. | |
182 | */ | |
183 | private long lastMouseUpTime; | |
184 | ||
185 | /** | |
186 | * The amount of millis between mouse up events to assume a double-click. | |
187 | */ | |
188 | private long doubleClickTime = 250; | |
189 | ||
190 | /** | |
191 | * Event queue that is filled by run(). | |
192 | */ | |
193 | private List<TInputEvent> fillEventQueue; | |
194 | ||
195 | /** | |
196 | * Event queue that will be drained by either primary or secondary | |
197 | * Thread. | |
198 | */ | |
199 | private List<TInputEvent> drainEventQueue; | |
200 | ||
201 | /** | |
202 | * Top-level menus in this application. | |
203 | */ | |
204 | private List<TMenu> menus; | |
205 | ||
206 | /** | |
207 | * Stack of activated sub-menus in this application. | |
208 | */ | |
209 | private List<TMenu> subMenus; | |
210 | ||
211 | /** | |
212 | * The currently active menu. | |
213 | */ | |
214 | private TMenu activeMenu = null; | |
215 | ||
216 | /** | |
217 | * Active keyboard accelerators. | |
218 | */ | |
219 | private Map<TKeypress, TMenuItem> accelerators; | |
220 | ||
221 | /** | |
222 | * All menu items. | |
223 | */ | |
224 | private List<TMenuItem> menuItems; | |
225 | ||
226 | /** | |
227 | * Windows and widgets pull colors from this ColorTheme. | |
228 | */ | |
229 | private ColorTheme theme; | |
230 | ||
231 | /** | |
232 | * The top-level windows (but not menus). | |
233 | */ | |
234 | private List<TWindow> windows; | |
235 | ||
236 | /** | |
237 | * The currently acive window. | |
238 | */ | |
239 | private TWindow activeWindow = null; | |
240 | ||
241 | /** | |
242 | * Timers that are being ticked. | |
243 | */ | |
244 | private List<TTimer> timers; | |
245 | ||
246 | /** | |
247 | * When true, the application has been started. | |
248 | */ | |
249 | private volatile boolean started = false; | |
250 | ||
251 | /** | |
252 | * When true, exit the application. | |
253 | */ | |
254 | private volatile boolean quit = false; | |
255 | ||
256 | /** | |
257 | * When true, repaint the entire screen. | |
258 | */ | |
259 | private volatile boolean repaint = true; | |
260 | ||
261 | /** | |
262 | * Y coordinate of the top edge of the desktop. For now this is a | |
263 | * constant. Someday it would be nice to have a multi-line menu or | |
264 | * toolbars. | |
265 | */ | |
266 | private static final int desktopTop = 1; | |
267 | ||
268 | /** | |
269 | * Y coordinate of the bottom edge of the desktop. | |
270 | */ | |
271 | private int desktopBottom; | |
272 | ||
273 | /** | |
274 | * An optional TDesktop background window that is drawn underneath | |
275 | * everything else. | |
276 | */ | |
277 | private TDesktop desktop; | |
278 | ||
279 | /** | |
280 | * If true, focus follows mouse: windows automatically raised if the | |
281 | * mouse passes over them. | |
282 | */ | |
283 | private boolean focusFollowsMouse = false; | |
284 | ||
a69ed767 KL |
285 | /** |
286 | * The images that might be displayed. Note package private access. | |
287 | */ | |
288 | private List<TImage> images; | |
289 | ||
290 | /** | |
291 | * The list of commands to run before the next I/O check. | |
292 | */ | |
293 | private List<Runnable> invokeLaters = new LinkedList<Runnable>(); | |
294 | ||
c6940ed9 KL |
295 | /** |
296 | * WidgetEventHandler is the main event consumer loop. There are at most | |
297 | * two such threads in existence: the primary for normal case and a | |
298 | * secondary that is used for TMessageBox, TInputBox, and similar. | |
299 | */ | |
300 | private class WidgetEventHandler implements Runnable { | |
301 | /** | |
302 | * The main application. | |
303 | */ | |
304 | private TApplication application; | |
305 | ||
306 | /** | |
307 | * Whether or not this WidgetEventHandler is the primary or secondary | |
308 | * thread. | |
309 | */ | |
310 | private boolean primary = true; | |
311 | ||
312 | /** | |
313 | * Public constructor. | |
314 | * | |
315 | * @param application the main application | |
316 | * @param primary if true, this is the primary event handler thread | |
317 | */ | |
318 | public WidgetEventHandler(final TApplication application, | |
319 | final boolean primary) { | |
320 | ||
321 | this.application = application; | |
322 | this.primary = primary; | |
323 | } | |
324 | ||
325 | /** | |
326 | * The consumer loop. | |
327 | */ | |
328 | public void run() { | |
a69ed767 KL |
329 | // Wrap everything in a try, so that if we go belly up we can let |
330 | // the user have their terminal back. | |
331 | try { | |
332 | runImpl(); | |
333 | } catch (Throwable t) { | |
334 | this.application.restoreConsole(); | |
335 | t.printStackTrace(); | |
336 | this.application.exit(); | |
337 | } | |
338 | } | |
339 | ||
340 | /** | |
341 | * The consumer loop. | |
342 | */ | |
343 | private void runImpl() { | |
be72cb5c | 344 | boolean first = true; |
c6940ed9 KL |
345 | |
346 | // Loop forever | |
347 | while (!application.quit) { | |
348 | ||
349 | // Wait until application notifies me | |
350 | while (!application.quit) { | |
351 | try { | |
352 | synchronized (application.drainEventQueue) { | |
353 | if (application.drainEventQueue.size() > 0) { | |
354 | break; | |
355 | } | |
356 | } | |
92554d64 | 357 | |
be72cb5c KL |
358 | long timeout = 0; |
359 | if (first) { | |
360 | first = false; | |
361 | } else { | |
362 | timeout = application.getSleepTime(1000); | |
363 | } | |
364 | ||
365 | if (timeout == 0) { | |
366 | // A timer needs to fire, break out. | |
367 | break; | |
368 | } | |
92554d64 | 369 | |
be72cb5c | 370 | if (debugThreads) { |
a69ed767 | 371 | System.err.printf("%d %s %s %s sleep %d millis\n", |
be72cb5c | 372 | System.currentTimeMillis(), this, |
a69ed767 KL |
373 | primary ? "primary" : "secondary", |
374 | Thread.currentThread(), timeout); | |
be72cb5c | 375 | } |
92554d64 | 376 | |
be72cb5c KL |
377 | synchronized (this) { |
378 | this.wait(timeout); | |
379 | } | |
92554d64 | 380 | |
be72cb5c | 381 | if (debugThreads) { |
a69ed767 | 382 | System.err.printf("%d %s %s %s AWAKE\n", |
be72cb5c | 383 | System.currentTimeMillis(), this, |
a69ed767 KL |
384 | primary ? "primary" : "secondary", |
385 | Thread.currentThread()); | |
be72cb5c KL |
386 | } |
387 | ||
388 | if ((!primary) | |
389 | && (application.secondaryEventReceiver == null) | |
390 | ) { | |
391 | // Secondary thread, emergency exit. If we got | |
392 | // here then something went wrong with the | |
393 | // handoff between yield() and closeWindow(). | |
394 | synchronized (application.primaryEventHandler) { | |
395 | application.primaryEventHandler.notify(); | |
c6940ed9 | 396 | } |
be72cb5c KL |
397 | application.secondaryEventHandler = null; |
398 | throw new RuntimeException("secondary exited " + | |
399 | "at wrong time"); | |
c6940ed9 | 400 | } |
be72cb5c | 401 | break; |
c6940ed9 KL |
402 | } catch (InterruptedException e) { |
403 | // SQUASH | |
404 | } | |
be72cb5c | 405 | } // while (!application.quit) |
ef368bd0 | 406 | |
c6940ed9 KL |
407 | // Pull all events off the queue |
408 | for (;;) { | |
409 | TInputEvent event = null; | |
410 | synchronized (application.drainEventQueue) { | |
411 | if (application.drainEventQueue.size() == 0) { | |
412 | break; | |
413 | } | |
414 | event = application.drainEventQueue.remove(0); | |
415 | } | |
be72cb5c KL |
416 | |
417 | // We will have an event to process, so repaint the | |
418 | // screen at the end. | |
bd8d51fa | 419 | application.repaint = true; |
be72cb5c | 420 | |
c6940ed9 KL |
421 | if (primary) { |
422 | primaryHandleEvent(event); | |
423 | } else { | |
424 | secondaryHandleEvent(event); | |
425 | } | |
426 | if ((!primary) | |
427 | && (application.secondaryEventReceiver == null) | |
428 | ) { | |
99144c71 KL |
429 | // Secondary thread, time to exit. |
430 | ||
a69ed767 KL |
431 | // Eliminate my reference so that wakeEventHandler() |
432 | // resumes working on the primary. | |
433 | application.secondaryEventHandler = null; | |
434 | ||
99144c71 KL |
435 | // DO NOT UNLOCK. Primary thread just came back from |
436 | // primaryHandleEvent() and will unlock in the else | |
92554d64 KL |
437 | // block below. Just wake it up. |
438 | synchronized (application.primaryEventHandler) { | |
439 | application.primaryEventHandler.notify(); | |
440 | } | |
92554d64 KL |
441 | |
442 | // All done! | |
c6940ed9 KL |
443 | return; |
444 | } | |
92554d64 | 445 | |
be72cb5c | 446 | } // for (;;) |
ef368bd0 | 447 | |
be72cb5c KL |
448 | // Fire timers, update screen. |
449 | if (!quit) { | |
450 | application.finishEventProcessing(); | |
c6940ed9 | 451 | } |
92554d64 | 452 | |
c6940ed9 KL |
453 | } // while (true) (main runnable loop) |
454 | } | |
455 | } | |
456 | ||
d36057df KL |
457 | // ------------------------------------------------------------------------ |
458 | // Constructors ----------------------------------------------------------- | |
459 | // ------------------------------------------------------------------------ | |
c6940ed9 KL |
460 | |
461 | /** | |
d36057df KL |
462 | * Public constructor. |
463 | * | |
464 | * @param backendType BackendType.XTERM, BackendType.ECMA48 or | |
465 | * BackendType.SWING | |
466 | * @param windowWidth the number of text columns to start with | |
467 | * @param windowHeight the number of text rows to start with | |
468 | * @param fontSize the size in points | |
469 | * @throws UnsupportedEncodingException if an exception is thrown when | |
470 | * creating the InputStreamReader | |
c6940ed9 | 471 | */ |
d36057df KL |
472 | public TApplication(final BackendType backendType, final int windowWidth, |
473 | final int windowHeight, final int fontSize) | |
474 | throws UnsupportedEncodingException { | |
c6940ed9 | 475 | |
d36057df KL |
476 | switch (backendType) { |
477 | case SWING: | |
478 | backend = new SwingBackend(this, windowWidth, windowHeight, | |
479 | fontSize); | |
480 | break; | |
481 | case XTERM: | |
482 | // Fall through... | |
483 | case ECMA48: | |
484 | backend = new ECMA48Backend(this, null, null, windowWidth, | |
485 | windowHeight, fontSize); | |
486 | break; | |
487 | default: | |
488 | throw new IllegalArgumentException("Invalid backend type: " | |
489 | + backendType); | |
490 | } | |
491 | TApplicationImpl(); | |
492 | } | |
c6940ed9 | 493 | |
92554d64 | 494 | /** |
d36057df KL |
495 | * Public constructor. |
496 | * | |
497 | * @param backendType BackendType.XTERM, BackendType.ECMA48 or | |
498 | * BackendType.SWING | |
499 | * @throws UnsupportedEncodingException if an exception is thrown when | |
500 | * creating the InputStreamReader | |
92554d64 | 501 | */ |
d36057df KL |
502 | public TApplication(final BackendType backendType) |
503 | throws UnsupportedEncodingException { | |
b2d49e0f | 504 | |
d36057df KL |
505 | switch (backendType) { |
506 | case SWING: | |
507 | // The default SwingBackend is 80x25, 20 pt font. If you want to | |
508 | // change that, you can pass the extra arguments to the | |
509 | // SwingBackend constructor here. For example, if you wanted | |
510 | // 90x30, 16 pt font: | |
511 | // | |
512 | // backend = new SwingBackend(this, 90, 30, 16); | |
513 | backend = new SwingBackend(this); | |
514 | break; | |
515 | case XTERM: | |
516 | // Fall through... | |
517 | case ECMA48: | |
518 | backend = new ECMA48Backend(this, null, null); | |
519 | break; | |
520 | default: | |
521 | throw new IllegalArgumentException("Invalid backend type: " | |
522 | + backendType); | |
92554d64 | 523 | } |
d36057df | 524 | TApplicationImpl(); |
92554d64 KL |
525 | } |
526 | ||
7d4115a5 | 527 | /** |
d36057df | 528 | * Public constructor. The backend type will be BackendType.ECMA48. |
55d2b2c2 | 529 | * |
d36057df KL |
530 | * @param input an InputStream connected to the remote user, or null for |
531 | * System.in. If System.in is used, then on non-Windows systems it will | |
532 | * be put in raw mode; shutdown() will (blindly!) put System.in in cooked | |
533 | * mode. input is always converted to a Reader with UTF-8 encoding. | |
534 | * @param output an OutputStream connected to the remote user, or null | |
535 | * for System.out. output is always converted to a Writer with UTF-8 | |
536 | * encoding. | |
537 | * @throws UnsupportedEncodingException if an exception is thrown when | |
538 | * creating the InputStreamReader | |
55d2b2c2 | 539 | */ |
d36057df KL |
540 | public TApplication(final InputStream input, |
541 | final OutputStream output) throws UnsupportedEncodingException { | |
542 | ||
543 | backend = new ECMA48Backend(this, input, output); | |
544 | TApplicationImpl(); | |
55d2b2c2 KL |
545 | } |
546 | ||
48e27807 | 547 | /** |
d36057df | 548 | * Public constructor. The backend type will be BackendType.ECMA48. |
48e27807 | 549 | * |
d36057df KL |
550 | * @param input the InputStream underlying 'reader'. Its available() |
551 | * method is used to determine if reader.read() will block or not. | |
552 | * @param reader a Reader connected to the remote user. | |
553 | * @param writer a PrintWriter connected to the remote user. | |
554 | * @param setRawMode if true, set System.in into raw mode with stty. | |
555 | * This should in general not be used. It is here solely for Demo3, | |
556 | * which uses System.in. | |
557 | * @throws IllegalArgumentException if input, reader, or writer are null. | |
48e27807 | 558 | */ |
d36057df KL |
559 | public TApplication(final InputStream input, final Reader reader, |
560 | final PrintWriter writer, final boolean setRawMode) { | |
561 | ||
562 | backend = new ECMA48Backend(this, input, reader, writer, setRawMode); | |
563 | TApplicationImpl(); | |
48e27807 KL |
564 | } |
565 | ||
4328bb42 | 566 | /** |
d36057df KL |
567 | * Public constructor. The backend type will be BackendType.ECMA48. |
568 | * | |
569 | * @param input the InputStream underlying 'reader'. Its available() | |
570 | * method is used to determine if reader.read() will block or not. | |
571 | * @param reader a Reader connected to the remote user. | |
572 | * @param writer a PrintWriter connected to the remote user. | |
573 | * @throws IllegalArgumentException if input, reader, or writer are null. | |
4328bb42 | 574 | */ |
d36057df KL |
575 | public TApplication(final InputStream input, final Reader reader, |
576 | final PrintWriter writer) { | |
4328bb42 | 577 | |
d36057df KL |
578 | this(input, reader, writer, false); |
579 | } | |
4328bb42 | 580 | |
bd8d51fa | 581 | /** |
d36057df KL |
582 | * Public constructor. This hook enables use with new non-Jexer |
583 | * backends. | |
584 | * | |
585 | * @param backend a Backend that is already ready to go. | |
bd8d51fa | 586 | */ |
d36057df KL |
587 | public TApplication(final Backend backend) { |
588 | this.backend = backend; | |
589 | backend.setListener(this); | |
590 | TApplicationImpl(); | |
591 | } | |
bd8d51fa KL |
592 | |
593 | /** | |
d36057df | 594 | * Finish construction once the backend is set. |
bd8d51fa | 595 | */ |
d36057df KL |
596 | private void TApplicationImpl() { |
597 | theme = new ColorTheme(); | |
598 | desktopBottom = getScreen().getHeight() - 1; | |
a69ed767 KL |
599 | fillEventQueue = new LinkedList<TInputEvent>(); |
600 | drainEventQueue = new LinkedList<TInputEvent>(); | |
d36057df | 601 | windows = new LinkedList<TWindow>(); |
a69ed767 KL |
602 | menus = new ArrayList<TMenu>(); |
603 | subMenus = new ArrayList<TMenu>(); | |
d36057df KL |
604 | timers = new LinkedList<TTimer>(); |
605 | accelerators = new HashMap<TKeypress, TMenuItem>(); | |
a69ed767 | 606 | menuItems = new LinkedList<TMenuItem>(); |
d36057df | 607 | desktop = new TDesktop(this); |
a69ed767 | 608 | images = new LinkedList<TImage>(); |
bd8d51fa | 609 | |
d36057df KL |
610 | // Special case: the Swing backend needs to have a timer to drive its |
611 | // blink state. | |
612 | if ((backend instanceof SwingBackend) | |
613 | || (backend instanceof MultiBackend) | |
614 | ) { | |
615 | // Default to 500 millis, unless a SwingBackend has its own | |
616 | // value. | |
617 | long millis = 500; | |
618 | if (backend instanceof SwingBackend) { | |
619 | millis = ((SwingBackend) backend).getBlinkMillis(); | |
620 | } | |
621 | if (millis > 0) { | |
622 | addTimer(millis, true, | |
623 | new TAction() { | |
624 | public void DO() { | |
625 | TApplication.this.doRepaint(); | |
626 | } | |
627 | } | |
628 | ); | |
629 | } | |
630 | } | |
631 | } | |
b6faeac0 | 632 | |
d36057df KL |
633 | // ------------------------------------------------------------------------ |
634 | // Runnable --------------------------------------------------------------- | |
635 | // ------------------------------------------------------------------------ | |
b6faeac0 | 636 | |
4328bb42 | 637 | /** |
d36057df | 638 | * Run this application until it exits. |
4328bb42 | 639 | */ |
d36057df KL |
640 | public void run() { |
641 | // Start the main consumer thread | |
642 | primaryEventHandler = new WidgetEventHandler(this, true); | |
643 | (new Thread(primaryEventHandler)).start(); | |
8e688b92 | 644 | |
d36057df | 645 | started = true; |
4328bb42 | 646 | |
d36057df KL |
647 | while (!quit) { |
648 | synchronized (this) { | |
649 | boolean doWait = false; | |
fca67db0 | 650 | |
d36057df KL |
651 | if (!backend.hasEvents()) { |
652 | synchronized (fillEventQueue) { | |
653 | if (fillEventQueue.size() == 0) { | |
654 | doWait = true; | |
655 | } | |
656 | } | |
657 | } | |
fca67db0 | 658 | |
d36057df KL |
659 | if (doWait) { |
660 | // No I/O to dispatch, so wait until the backend | |
661 | // provides new I/O. | |
662 | try { | |
663 | if (debugThreads) { | |
664 | System.err.println(System.currentTimeMillis() + | |
a69ed767 | 665 | " " + Thread.currentThread() + " MAIN sleep"); |
d36057df | 666 | } |
fca67db0 | 667 | |
d36057df | 668 | this.wait(); |
e826b451 | 669 | |
d36057df KL |
670 | if (debugThreads) { |
671 | System.err.println(System.currentTimeMillis() + | |
a69ed767 | 672 | " " + Thread.currentThread() + " MAIN AWAKE"); |
d36057df KL |
673 | } |
674 | } catch (InterruptedException e) { | |
675 | // I'm awake and don't care why, let's see what's | |
676 | // going on out there. | |
677 | } | |
678 | } | |
efb7af1f | 679 | |
d36057df | 680 | } // synchronized (this) |
7b5261bc | 681 | |
d36057df KL |
682 | synchronized (fillEventQueue) { |
683 | // Pull any pending I/O events | |
684 | backend.getEvents(fillEventQueue); | |
4328bb42 | 685 | |
d36057df KL |
686 | // Dispatch each event to the appropriate handler, one at a |
687 | // time. | |
688 | for (;;) { | |
689 | TInputEvent event = null; | |
690 | if (fillEventQueue.size() == 0) { | |
691 | break; | |
692 | } | |
693 | event = fillEventQueue.remove(0); | |
694 | metaHandleEvent(event); | |
695 | } | |
696 | } | |
a06459bd | 697 | |
d36057df KL |
698 | // Wake a consumer thread if we have any pending events. |
699 | if (drainEventQueue.size() > 0) { | |
700 | wakeEventHandler(); | |
701 | } | |
92453213 | 702 | |
d36057df | 703 | } // while (!quit) |
d502a0e9 | 704 | |
d36057df KL |
705 | // Shutdown the event consumer threads |
706 | if (secondaryEventHandler != null) { | |
707 | synchronized (secondaryEventHandler) { | |
708 | secondaryEventHandler.notify(); | |
709 | } | |
710 | } | |
711 | if (primaryEventHandler != null) { | |
712 | synchronized (primaryEventHandler) { | |
713 | primaryEventHandler.notify(); | |
714 | } | |
715 | } | |
b2d49e0f | 716 | |
d36057df KL |
717 | // Shutdown the user I/O thread(s) |
718 | backend.shutdown(); | |
4328bb42 | 719 | |
d36057df KL |
720 | // Close all the windows. This gives them an opportunity to release |
721 | // resources. | |
722 | closeAllWindows(); | |
4328bb42 | 723 | |
be72cb5c KL |
724 | } |
725 | ||
d36057df KL |
726 | // ------------------------------------------------------------------------ |
727 | // Event handlers --------------------------------------------------------- | |
728 | // ------------------------------------------------------------------------ | |
48e27807 KL |
729 | |
730 | /** | |
d36057df KL |
731 | * Method that TApplication subclasses can override to handle menu or |
732 | * posted command events. | |
48e27807 | 733 | * |
d36057df KL |
734 | * @param command command event |
735 | * @return if true, this event was consumed | |
48e27807 | 736 | */ |
d36057df KL |
737 | protected boolean onCommand(final TCommandEvent command) { |
738 | // Default: handle cmExit | |
739 | if (command.equals(cmExit)) { | |
740 | if (messageBox(i18n.getString("exitDialogTitle"), | |
741 | i18n.getString("exitDialogText"), | |
a69ed767 KL |
742 | TMessageBox.Type.YESNO).isYes()) { |
743 | ||
d36057df KL |
744 | exit(); |
745 | } | |
746 | return true; | |
747 | } | |
48e27807 | 748 | |
d36057df KL |
749 | if (command.equals(cmShell)) { |
750 | openTerminal(0, 0, TWindow.RESIZABLE); | |
751 | return true; | |
752 | } | |
4328bb42 | 753 | |
d36057df KL |
754 | if (command.equals(cmTile)) { |
755 | tileWindows(); | |
756 | return true; | |
757 | } | |
758 | if (command.equals(cmCascade)) { | |
759 | cascadeWindows(); | |
760 | return true; | |
761 | } | |
762 | if (command.equals(cmCloseAll)) { | |
763 | closeAllWindows(); | |
764 | return true; | |
765 | } | |
0ee88b6d | 766 | |
d36057df KL |
767 | if (command.equals(cmMenu)) { |
768 | if (!modalWindowActive() && (activeMenu == null)) { | |
769 | if (menus.size() > 0) { | |
770 | menus.get(0).setActive(true); | |
771 | activeMenu = menus.get(0); | |
772 | return true; | |
773 | } | |
774 | } | |
0ee88b6d | 775 | } |
0ee88b6d | 776 | |
d36057df | 777 | return false; |
0ee88b6d KL |
778 | } |
779 | ||
92453213 | 780 | /** |
d36057df KL |
781 | * Method that TApplication subclasses can override to handle menu |
782 | * events. | |
92453213 | 783 | * |
d36057df KL |
784 | * @param menu menu event |
785 | * @return if true, this event was consumed | |
92453213 | 786 | */ |
d36057df | 787 | protected boolean onMenu(final TMenuEvent menu) { |
92453213 | 788 | |
d36057df KL |
789 | // Default: handle MID_EXIT |
790 | if (menu.getId() == TMenu.MID_EXIT) { | |
791 | if (messageBox(i18n.getString("exitDialogTitle"), | |
792 | i18n.getString("exitDialogText"), | |
a69ed767 KL |
793 | TMessageBox.Type.YESNO).isYes()) { |
794 | ||
d36057df KL |
795 | exit(); |
796 | } | |
797 | return true; | |
798 | } | |
92453213 | 799 | |
d36057df KL |
800 | if (menu.getId() == TMenu.MID_SHELL) { |
801 | openTerminal(0, 0, TWindow.RESIZABLE); | |
802 | return true; | |
803 | } | |
72fca17b | 804 | |
d36057df KL |
805 | if (menu.getId() == TMenu.MID_TILE) { |
806 | tileWindows(); | |
807 | return true; | |
808 | } | |
809 | if (menu.getId() == TMenu.MID_CASCADE) { | |
810 | cascadeWindows(); | |
811 | return true; | |
812 | } | |
813 | if (menu.getId() == TMenu.MID_CLOSE_ALL) { | |
814 | closeAllWindows(); | |
815 | return true; | |
816 | } | |
e23ea538 KL |
817 | if (menu.getId() == TMenu.MID_ABOUT) { |
818 | showAboutDialog(); | |
819 | return true; | |
820 | } | |
d36057df | 821 | if (menu.getId() == TMenu.MID_REPAINT) { |
a69ed767 | 822 | getScreen().clearPhysical(); |
d36057df KL |
823 | doRepaint(); |
824 | return true; | |
825 | } | |
e23ea538 KL |
826 | if (menu.getId() == TMenu.MID_VIEW_IMAGE) { |
827 | openImage(); | |
828 | return true; | |
829 | } | |
830 | if (menu.getId() == TMenu.MID_CHANGE_FONT) { | |
831 | new TFontChooserWindow(this); | |
832 | return true; | |
833 | } | |
d36057df | 834 | return false; |
72fca17b KL |
835 | } |
836 | ||
837 | /** | |
d36057df | 838 | * Method that TApplication subclasses can override to handle keystrokes. |
72fca17b | 839 | * |
d36057df KL |
840 | * @param keypress keystroke event |
841 | * @return if true, this event was consumed | |
72fca17b | 842 | */ |
d36057df KL |
843 | protected boolean onKeypress(final TKeypressEvent keypress) { |
844 | // Default: only menu shortcuts | |
72fca17b | 845 | |
d36057df KL |
846 | // Process Alt-F, Alt-E, etc. menu shortcut keys |
847 | if (!keypress.getKey().isFnKey() | |
848 | && keypress.getKey().isAlt() | |
849 | && !keypress.getKey().isCtrl() | |
850 | && (activeMenu == null) | |
851 | && !modalWindowActive() | |
852 | ) { | |
2ce6dab2 | 853 | |
d36057df | 854 | assert (subMenus.size() == 0); |
2ce6dab2 | 855 | |
d36057df KL |
856 | for (TMenu menu: menus) { |
857 | if (Character.toLowerCase(menu.getMnemonic().getShortcut()) | |
858 | == Character.toLowerCase(keypress.getKey().getChar()) | |
859 | ) { | |
860 | activeMenu = menu; | |
861 | menu.setActive(true); | |
862 | return true; | |
863 | } | |
864 | } | |
865 | } | |
866 | ||
867 | return false; | |
868 | } | |
2ce6dab2 | 869 | |
eb29bbb5 | 870 | /** |
d36057df | 871 | * Process background events, and update the screen. |
eb29bbb5 | 872 | */ |
d36057df KL |
873 | private void finishEventProcessing() { |
874 | if (debugThreads) { | |
875 | System.err.printf(System.currentTimeMillis() + " " + | |
876 | Thread.currentThread() + " finishEventProcessing()\n"); | |
877 | } | |
eb29bbb5 | 878 | |
d36057df KL |
879 | // Process timers and call doIdle()'s |
880 | doIdle(); | |
881 | ||
882 | // Update the screen | |
883 | synchronized (getScreen()) { | |
884 | drawAll(); | |
885 | } | |
886 | ||
887 | if (debugThreads) { | |
888 | System.err.printf(System.currentTimeMillis() + " " + | |
889 | Thread.currentThread() + " finishEventProcessing() END\n"); | |
eb29bbb5 | 890 | } |
eb29bbb5 KL |
891 | } |
892 | ||
4328bb42 | 893 | /** |
d36057df KL |
894 | * Peek at certain application-level events, add to eventQueue, and wake |
895 | * up the consuming Thread. | |
4328bb42 | 896 | * |
d36057df | 897 | * @param event the input event to consume |
a4406f4e | 898 | */ |
d36057df | 899 | private void metaHandleEvent(final TInputEvent event) { |
a4406f4e | 900 | |
d36057df KL |
901 | if (debugEvents) { |
902 | System.err.printf(String.format("metaHandleEvents event: %s\n", | |
903 | event)); System.err.flush(); | |
a4406f4e | 904 | } |
6985c572 | 905 | |
d36057df KL |
906 | if (quit) { |
907 | // Do no more processing if the application is already trying | |
908 | // to exit. | |
909 | return; | |
910 | } | |
30bd4abd | 911 | |
d36057df | 912 | // Special application-wide events ------------------------------- |
c6940ed9 | 913 | |
d36057df KL |
914 | // Abort everything |
915 | if (event instanceof TCommandEvent) { | |
916 | TCommandEvent command = (TCommandEvent) event; | |
917 | if (command.getCmd().equals(cmAbort)) { | |
918 | exit(); | |
919 | return; | |
be72cb5c KL |
920 | } |
921 | } | |
4328bb42 | 922 | |
d36057df KL |
923 | synchronized (drainEventQueue) { |
924 | // Screen resize | |
925 | if (event instanceof TResizeEvent) { | |
926 | TResizeEvent resize = (TResizeEvent) event; | |
927 | synchronized (getScreen()) { | |
928 | getScreen().setDimensions(resize.getWidth(), | |
929 | resize.getHeight()); | |
930 | desktopBottom = getScreen().getHeight() - 1; | |
931 | mouseX = 0; | |
932 | mouseY = 0; | |
933 | oldMouseX = 0; | |
934 | oldMouseY = 0; | |
935 | } | |
936 | if (desktop != null) { | |
937 | desktop.setDimensions(0, 0, resize.getWidth(), | |
938 | resize.getHeight() - 1); | |
939 | } | |
2ce6dab2 | 940 | |
d36057df KL |
941 | // Change menu edges if needed. |
942 | recomputeMenuX(); | |
be72cb5c | 943 | |
d36057df KL |
944 | // We are dirty, redraw the screen. |
945 | doRepaint(); | |
be72cb5c | 946 | |
d36057df KL |
947 | /* |
948 | System.err.println("New screen: " + resize.getWidth() + | |
949 | " x " + resize.getHeight()); | |
950 | */ | |
951 | return; | |
952 | } | |
be72cb5c | 953 | |
d36057df KL |
954 | // Put into the main queue |
955 | drainEventQueue.add(event); | |
be72cb5c KL |
956 | } |
957 | } | |
958 | ||
4328bb42 | 959 | /** |
d36057df KL |
960 | * Dispatch one event to the appropriate widget or application-level |
961 | * event handler. This is the primary event handler, it has the normal | |
962 | * application-wide event handling. | |
bd8d51fa | 963 | * |
d36057df KL |
964 | * @param event the input event to consume |
965 | * @see #secondaryHandleEvent(TInputEvent event) | |
4328bb42 | 966 | */ |
d36057df KL |
967 | private void primaryHandleEvent(final TInputEvent event) { |
968 | ||
969 | if (debugEvents) { | |
a69ed767 KL |
970 | System.err.printf("%s primaryHandleEvent: %s\n", |
971 | Thread.currentThread(), event); | |
7b5261bc | 972 | } |
d36057df | 973 | TMouseEvent doubleClick = null; |
4328bb42 | 974 | |
d36057df | 975 | // Special application-wide events ----------------------------------- |
339652cc | 976 | |
d36057df KL |
977 | // Peek at the mouse position |
978 | if (event instanceof TMouseEvent) { | |
979 | TMouseEvent mouse = (TMouseEvent) event; | |
980 | if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { | |
981 | oldMouseX = mouseX; | |
982 | oldMouseY = mouseY; | |
983 | mouseX = mouse.getX(); | |
984 | mouseY = mouse.getY(); | |
985 | } else { | |
e23ea538 KL |
986 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
987 | && (!mouse.isMouseWheelUp()) | |
988 | && (!mouse.isMouseWheelDown()) | |
989 | ) { | |
d36057df KL |
990 | if ((mouse.getTime().getTime() - lastMouseUpTime) < |
991 | doubleClickTime) { | |
99144c71 | 992 | |
d36057df KL |
993 | // This is a double-click. |
994 | doubleClick = new TMouseEvent(TMouseEvent.Type. | |
995 | MOUSE_DOUBLE_CLICK, | |
996 | mouse.getX(), mouse.getY(), | |
997 | mouse.getAbsoluteX(), mouse.getAbsoluteY(), | |
998 | mouse.isMouse1(), mouse.isMouse2(), | |
999 | mouse.isMouse3(), | |
1000 | mouse.isMouseWheelUp(), mouse.isMouseWheelDown()); | |
1001 | ||
1002 | } else { | |
1003 | // The first click of a potential double-click. | |
1004 | lastMouseUpTime = mouse.getTime().getTime(); | |
1005 | } | |
1d14ffab | 1006 | } |
bd8d51fa | 1007 | } |
7b5261bc | 1008 | |
d36057df KL |
1009 | // See if we need to switch focus to another window or the menu |
1010 | checkSwitchFocus((TMouseEvent) event); | |
99144c71 KL |
1011 | } |
1012 | ||
d36057df KL |
1013 | // Handle menu events |
1014 | if ((activeMenu != null) && !(event instanceof TCommandEvent)) { | |
1015 | TMenu menu = activeMenu; | |
7b5261bc | 1016 | |
d36057df KL |
1017 | if (event instanceof TMouseEvent) { |
1018 | TMouseEvent mouse = (TMouseEvent) event; | |
7b5261bc | 1019 | |
d36057df KL |
1020 | while (subMenus.size() > 0) { |
1021 | TMenu subMenu = subMenus.get(subMenus.size() - 1); | |
1022 | if (subMenu.mouseWouldHit(mouse)) { | |
1023 | break; | |
1024 | } | |
1025 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_MOTION) | |
1026 | && (!mouse.isMouse1()) | |
1027 | && (!mouse.isMouse2()) | |
1028 | && (!mouse.isMouse3()) | |
1029 | && (!mouse.isMouseWheelUp()) | |
1030 | && (!mouse.isMouseWheelDown()) | |
1031 | ) { | |
1032 | break; | |
1033 | } | |
1034 | // We navigated away from a sub-menu, so close it | |
1035 | closeSubMenu(); | |
1036 | } | |
7b5261bc | 1037 | |
d36057df KL |
1038 | // Convert the mouse relative x/y to menu coordinates |
1039 | assert (mouse.getX() == mouse.getAbsoluteX()); | |
1040 | assert (mouse.getY() == mouse.getAbsoluteY()); | |
1041 | if (subMenus.size() > 0) { | |
1042 | menu = subMenus.get(subMenus.size() - 1); | |
1043 | } | |
1044 | mouse.setX(mouse.getX() - menu.getX()); | |
1045 | mouse.setY(mouse.getY() - menu.getY()); | |
7b5261bc | 1046 | } |
d36057df KL |
1047 | menu.handleEvent(event); |
1048 | return; | |
7b5261bc | 1049 | } |
7b5261bc | 1050 | |
d36057df KL |
1051 | if (event instanceof TKeypressEvent) { |
1052 | TKeypressEvent keypress = (TKeypressEvent) event; | |
2ce6dab2 | 1053 | |
d36057df KL |
1054 | // See if this key matches an accelerator, and is not being |
1055 | // shortcutted by the active window, and if so dispatch the menu | |
1056 | // event. | |
1057 | boolean windowWillShortcut = false; | |
1058 | if (activeWindow != null) { | |
1059 | assert (activeWindow.isShown()); | |
1060 | if (activeWindow.isShortcutKeypress(keypress.getKey())) { | |
1061 | // We do not process this key, it will be passed to the | |
1062 | // window instead. | |
1063 | windowWillShortcut = true; | |
1064 | } | |
1065 | } | |
7b5261bc | 1066 | |
d36057df KL |
1067 | if (!windowWillShortcut && !modalWindowActive()) { |
1068 | TKeypress keypressLowercase = keypress.getKey().toLowerCase(); | |
1069 | TMenuItem item = null; | |
1070 | synchronized (accelerators) { | |
1071 | item = accelerators.get(keypressLowercase); | |
1072 | } | |
1073 | if (item != null) { | |
1074 | if (item.isEnabled()) { | |
1075 | // Let the menu item dispatch | |
1076 | item.dispatch(); | |
1077 | return; | |
339652cc | 1078 | } |
be72cb5c | 1079 | } |
d36057df KL |
1080 | |
1081 | // Handle the keypress | |
1082 | if (onKeypress(keypress)) { | |
1083 | return; | |
1084 | } | |
7b5261bc KL |
1085 | } |
1086 | } | |
1087 | ||
d36057df KL |
1088 | if (event instanceof TCommandEvent) { |
1089 | if (onCommand((TCommandEvent) event)) { | |
1090 | return; | |
1091 | } | |
7b5261bc | 1092 | } |
7b5261bc | 1093 | |
d36057df KL |
1094 | if (event instanceof TMenuEvent) { |
1095 | if (onMenu((TMenuEvent) event)) { | |
1096 | return; | |
1097 | } | |
1d14ffab | 1098 | } |
7b5261bc | 1099 | |
d36057df KL |
1100 | // Dispatch events to the active window ------------------------------- |
1101 | boolean dispatchToDesktop = true; | |
1102 | TWindow window = activeWindow; | |
1103 | if (window != null) { | |
1104 | assert (window.isActive()); | |
1105 | assert (window.isShown()); | |
1106 | if (event instanceof TMouseEvent) { | |
1107 | TMouseEvent mouse = (TMouseEvent) event; | |
1108 | // Convert the mouse relative x/y to window coordinates | |
1109 | assert (mouse.getX() == mouse.getAbsoluteX()); | |
1110 | assert (mouse.getY() == mouse.getAbsoluteY()); | |
1111 | mouse.setX(mouse.getX() - window.getX()); | |
1112 | mouse.setY(mouse.getY() - window.getY()); | |
4328bb42 | 1113 | |
d36057df KL |
1114 | if (doubleClick != null) { |
1115 | doubleClick.setX(doubleClick.getX() - window.getX()); | |
1116 | doubleClick.setY(doubleClick.getY() - window.getY()); | |
1117 | } | |
2ce6dab2 | 1118 | |
d36057df KL |
1119 | if (window.mouseWouldHit(mouse)) { |
1120 | dispatchToDesktop = false; | |
1121 | } | |
1122 | } else if (event instanceof TKeypressEvent) { | |
1123 | dispatchToDesktop = false; | |
1124 | } | |
1125 | ||
1126 | if (debugEvents) { | |
1127 | System.err.printf("TApplication dispatch event: %s\n", | |
1128 | event); | |
1129 | } | |
1130 | window.handleEvent(event); | |
1131 | if (doubleClick != null) { | |
1132 | window.handleEvent(doubleClick); | |
1133 | } | |
1134 | } | |
1135 | if (dispatchToDesktop) { | |
1136 | // This event is fair game for the desktop to process. | |
1137 | if (desktop != null) { | |
1138 | desktop.handleEvent(event); | |
1139 | if (doubleClick != null) { | |
1140 | desktop.handleEvent(doubleClick); | |
1141 | } | |
1142 | } | |
be72cb5c | 1143 | } |
42873e30 KL |
1144 | } |
1145 | ||
4328bb42 | 1146 | /** |
d36057df KL |
1147 | * Dispatch one event to the appropriate widget or application-level |
1148 | * event handler. This is the secondary event handler used by certain | |
1149 | * special dialogs (currently TMessageBox and TFileOpenBox). | |
1150 | * | |
1151 | * @param event the input event to consume | |
1152 | * @see #primaryHandleEvent(TInputEvent event) | |
4328bb42 | 1153 | */ |
d36057df KL |
1154 | private void secondaryHandleEvent(final TInputEvent event) { |
1155 | TMouseEvent doubleClick = null; | |
2027327c | 1156 | |
a69ed767 KL |
1157 | if (debugEvents) { |
1158 | System.err.printf("%s secondaryHandleEvent: %s\n", | |
1159 | Thread.currentThread(), event); | |
1160 | } | |
1161 | ||
d36057df KL |
1162 | // Peek at the mouse position |
1163 | if (event instanceof TMouseEvent) { | |
1164 | TMouseEvent mouse = (TMouseEvent) event; | |
1165 | if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { | |
1166 | oldMouseX = mouseX; | |
1167 | oldMouseY = mouseY; | |
1168 | mouseX = mouse.getX(); | |
1169 | mouseY = mouse.getY(); | |
1170 | } else { | |
e23ea538 KL |
1171 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
1172 | && (!mouse.isMouseWheelUp()) | |
1173 | && (!mouse.isMouseWheelDown()) | |
1174 | ) { | |
d36057df KL |
1175 | if ((mouse.getTime().getTime() - lastMouseUpTime) < |
1176 | doubleClickTime) { | |
b2d49e0f | 1177 | |
d36057df KL |
1178 | // This is a double-click. |
1179 | doubleClick = new TMouseEvent(TMouseEvent.Type. | |
1180 | MOUSE_DOUBLE_CLICK, | |
1181 | mouse.getX(), mouse.getY(), | |
1182 | mouse.getAbsoluteX(), mouse.getAbsoluteY(), | |
1183 | mouse.isMouse1(), mouse.isMouse2(), | |
1184 | mouse.isMouse3(), | |
1185 | mouse.isMouseWheelUp(), mouse.isMouseWheelDown()); | |
be72cb5c | 1186 | |
d36057df KL |
1187 | } else { |
1188 | // The first click of a potential double-click. | |
1189 | lastMouseUpTime = mouse.getTime().getTime(); | |
6358f6e5 | 1190 | } |
be72cb5c | 1191 | } |
d36057df KL |
1192 | } |
1193 | } | |
be72cb5c | 1194 | |
d36057df | 1195 | secondaryEventReceiver.handleEvent(event); |
5255f69c KL |
1196 | // Note that it is possible for secondaryEventReceiver to be null |
1197 | // now, because its handleEvent() might have finished out on the | |
1198 | // secondary thread. So put any extra processing inside a null | |
1199 | // check. | |
1200 | if (secondaryEventReceiver != null) { | |
1201 | if (doubleClick != null) { | |
1202 | secondaryEventReceiver.handleEvent(doubleClick); | |
1203 | } | |
d36057df KL |
1204 | } |
1205 | } | |
be72cb5c | 1206 | |
d36057df KL |
1207 | /** |
1208 | * Enable a widget to override the primary event thread. | |
1209 | * | |
1210 | * @param widget widget that will receive events | |
1211 | */ | |
1212 | public final void enableSecondaryEventReceiver(final TWidget widget) { | |
1213 | if (debugThreads) { | |
1214 | System.err.println(System.currentTimeMillis() + | |
1215 | " enableSecondaryEventReceiver()"); | |
1216 | } | |
be72cb5c | 1217 | |
d36057df KL |
1218 | assert (secondaryEventReceiver == null); |
1219 | assert (secondaryEventHandler == null); | |
1220 | assert ((widget instanceof TMessageBox) | |
1221 | || (widget instanceof TFileOpenBox)); | |
1222 | secondaryEventReceiver = widget; | |
1223 | secondaryEventHandler = new WidgetEventHandler(this, false); | |
1224 | ||
1225 | (new Thread(secondaryEventHandler)).start(); | |
1226 | } | |
1227 | ||
1228 | /** | |
1229 | * Yield to the secondary thread. | |
1230 | */ | |
1231 | public final void yield() { | |
a69ed767 KL |
1232 | if (debugThreads) { |
1233 | System.err.printf(System.currentTimeMillis() + " " + | |
1234 | Thread.currentThread() + " yield()\n"); | |
1235 | } | |
1236 | ||
d36057df KL |
1237 | assert (secondaryEventReceiver != null); |
1238 | ||
1239 | while (secondaryEventReceiver != null) { | |
1240 | synchronized (primaryEventHandler) { | |
1241 | try { | |
1242 | primaryEventHandler.wait(); | |
1243 | } catch (InterruptedException e) { | |
1244 | // SQUASH | |
8e688b92 | 1245 | } |
d36057df KL |
1246 | } |
1247 | } | |
1248 | } | |
7b5261bc | 1249 | |
d36057df KL |
1250 | /** |
1251 | * Do stuff when there is no user input. | |
1252 | */ | |
1253 | private void doIdle() { | |
1254 | if (debugThreads) { | |
1255 | System.err.printf(System.currentTimeMillis() + " " + | |
1256 | Thread.currentThread() + " doIdle()\n"); | |
1257 | } | |
ef368bd0 | 1258 | |
d36057df | 1259 | synchronized (timers) { |
8e688b92 | 1260 | |
d36057df KL |
1261 | if (debugThreads) { |
1262 | System.err.printf(System.currentTimeMillis() + " " + | |
1263 | Thread.currentThread() + " doIdle() 2\n"); | |
1264 | } | |
1265 | ||
1266 | // Run any timers that have timed out | |
1267 | Date now = new Date(); | |
1268 | List<TTimer> keepTimers = new LinkedList<TTimer>(); | |
1269 | for (TTimer timer: timers) { | |
1270 | if (timer.getNextTick().getTime() <= now.getTime()) { | |
1271 | // Something might change, so repaint the screen. | |
1272 | repaint = true; | |
1273 | timer.tick(); | |
1274 | if (timer.recurring) { | |
1275 | keepTimers.add(timer); | |
be72cb5c | 1276 | } |
d36057df KL |
1277 | } else { |
1278 | keepTimers.add(timer); | |
8e688b92 | 1279 | } |
8e688b92 | 1280 | } |
e394cb85 KL |
1281 | timers.clear(); |
1282 | timers.addAll(keepTimers); | |
d36057df | 1283 | } |
7b5261bc | 1284 | |
d36057df KL |
1285 | // Call onIdle's |
1286 | for (TWindow window: windows) { | |
1287 | window.onIdle(); | |
1288 | } | |
1289 | if (desktop != null) { | |
1290 | desktop.onIdle(); | |
1291 | } | |
a69ed767 KL |
1292 | |
1293 | // Run any invokeLaters | |
1294 | synchronized (invokeLaters) { | |
1295 | for (Runnable invoke: invokeLaters) { | |
1296 | invoke.run(); | |
1297 | } | |
1298 | invokeLaters.clear(); | |
1299 | } | |
1300 | ||
d36057df | 1301 | } |
92554d64 | 1302 | |
d36057df KL |
1303 | /** |
1304 | * Wake the sleeping active event handler. | |
1305 | */ | |
1306 | private void wakeEventHandler() { | |
1307 | if (!started) { | |
1308 | return; | |
1309 | } | |
92554d64 | 1310 | |
92554d64 KL |
1311 | if (secondaryEventHandler != null) { |
1312 | synchronized (secondaryEventHandler) { | |
1313 | secondaryEventHandler.notify(); | |
1314 | } | |
d36057df KL |
1315 | } else { |
1316 | assert (primaryEventHandler != null); | |
92554d64 KL |
1317 | synchronized (primaryEventHandler) { |
1318 | primaryEventHandler.notify(); | |
1319 | } | |
7b5261bc | 1320 | } |
d36057df | 1321 | } |
7b5261bc | 1322 | |
d36057df KL |
1323 | // ------------------------------------------------------------------------ |
1324 | // TApplication ----------------------------------------------------------- | |
1325 | // ------------------------------------------------------------------------ | |
92554d64 | 1326 | |
a69ed767 KL |
1327 | /** |
1328 | * Place a command on the run queue, and run it before the next round of | |
1329 | * checking I/O. | |
1330 | * | |
1331 | * @param command the command to run later | |
1332 | */ | |
1333 | public void invokeLater(final Runnable command) { | |
1334 | synchronized (invokeLaters) { | |
1335 | invokeLaters.add(command); | |
1336 | } | |
e23ea538 | 1337 | doRepaint(); |
a69ed767 KL |
1338 | } |
1339 | ||
1340 | /** | |
1341 | * Restore the console to sane defaults. This is meant to be used for | |
1342 | * improper exits (e.g. a caught exception in main()), and should not be | |
1343 | * necessary for normal program termination. | |
1344 | */ | |
1345 | public void restoreConsole() { | |
1346 | if (backend != null) { | |
1347 | if (backend instanceof ECMA48Backend) { | |
1348 | backend.shutdown(); | |
1349 | } | |
1350 | } | |
1351 | } | |
1352 | ||
d36057df KL |
1353 | /** |
1354 | * Get the Backend. | |
1355 | * | |
1356 | * @return the Backend | |
1357 | */ | |
1358 | public final Backend getBackend() { | |
1359 | return backend; | |
4328bb42 KL |
1360 | } |
1361 | ||
1362 | /** | |
d36057df | 1363 | * Get the Screen. |
4328bb42 | 1364 | * |
d36057df | 1365 | * @return the Screen |
4328bb42 | 1366 | */ |
d36057df KL |
1367 | public final Screen getScreen() { |
1368 | if (backend instanceof TWindowBackend) { | |
1369 | // We are being rendered to a TWindow. We can't use its | |
1370 | // getScreen() method because that is how it is rendering to a | |
1371 | // hardware backend somewhere. Instead use its getOtherScreen() | |
1372 | // method. | |
1373 | return ((TWindowBackend) backend).getOtherScreen(); | |
1374 | } else { | |
1375 | return backend.getScreen(); | |
8e688b92 | 1376 | } |
d36057df | 1377 | } |
7b5261bc | 1378 | |
d36057df KL |
1379 | /** |
1380 | * Get the color theme. | |
1381 | * | |
1382 | * @return the theme | |
1383 | */ | |
1384 | public final ColorTheme getTheme() { | |
1385 | return theme; | |
1386 | } | |
7b5261bc | 1387 | |
d36057df KL |
1388 | /** |
1389 | * Repaint the screen on the next update. | |
1390 | */ | |
1391 | public void doRepaint() { | |
1392 | repaint = true; | |
1393 | wakeEventHandler(); | |
1394 | } | |
68c5cd6b | 1395 | |
d36057df KL |
1396 | /** |
1397 | * Get Y coordinate of the top edge of the desktop. | |
1398 | * | |
1399 | * @return Y coordinate of the top edge of the desktop | |
1400 | */ | |
1401 | public final int getDesktopTop() { | |
1402 | return desktopTop; | |
1403 | } | |
68c5cd6b | 1404 | |
d36057df KL |
1405 | /** |
1406 | * Get Y coordinate of the bottom edge of the desktop. | |
1407 | * | |
1408 | * @return Y coordinate of the bottom edge of the desktop | |
1409 | */ | |
1410 | public final int getDesktopBottom() { | |
1411 | return desktopBottom; | |
1412 | } | |
7b5261bc | 1413 | |
d36057df KL |
1414 | /** |
1415 | * Set the TDesktop instance. | |
1416 | * | |
1417 | * @param desktop a TDesktop instance, or null to remove the one that is | |
1418 | * set | |
1419 | */ | |
1420 | public final void setDesktop(final TDesktop desktop) { | |
1421 | if (this.desktop != null) { | |
1422 | this.desktop.onClose(); | |
be72cb5c | 1423 | } |
d36057df | 1424 | this.desktop = desktop; |
4328bb42 KL |
1425 | } |
1426 | ||
a06459bd | 1427 | /** |
d36057df | 1428 | * Get the TDesktop instance. |
a06459bd | 1429 | * |
d36057df | 1430 | * @return the desktop, or null if it is not set |
a06459bd | 1431 | */ |
d36057df KL |
1432 | public final TDesktop getDesktop() { |
1433 | return desktop; | |
1434 | } | |
fca67db0 | 1435 | |
d36057df KL |
1436 | /** |
1437 | * Get the current active window. | |
1438 | * | |
1439 | * @return the active window, or null if it is not set | |
1440 | */ | |
1441 | public final TWindow getActiveWindow() { | |
1442 | return activeWindow; | |
1443 | } | |
fca67db0 | 1444 | |
d36057df KL |
1445 | /** |
1446 | * Get a (shallow) copy of the window list. | |
1447 | * | |
1448 | * @return a copy of the list of windows for this application | |
1449 | */ | |
1450 | public final List<TWindow> getAllWindows() { | |
a69ed767 | 1451 | List<TWindow> result = new ArrayList<TWindow>(); |
d36057df KL |
1452 | result.addAll(windows); |
1453 | return result; | |
1454 | } | |
b6faeac0 | 1455 | |
d36057df KL |
1456 | /** |
1457 | * Get focusFollowsMouse flag. | |
1458 | * | |
1459 | * @return true if focus follows mouse: windows automatically raised if | |
1460 | * the mouse passes over them | |
1461 | */ | |
1462 | public boolean getFocusFollowsMouse() { | |
1463 | return focusFollowsMouse; | |
1464 | } | |
b6faeac0 | 1465 | |
d36057df KL |
1466 | /** |
1467 | * Set focusFollowsMouse flag. | |
1468 | * | |
1469 | * @param focusFollowsMouse if true, focus follows mouse: windows | |
1470 | * automatically raised if the mouse passes over them | |
1471 | */ | |
1472 | public void setFocusFollowsMouse(final boolean focusFollowsMouse) { | |
1473 | this.focusFollowsMouse = focusFollowsMouse; | |
1474 | } | |
e8a11f98 | 1475 | |
e23ea538 KL |
1476 | /** |
1477 | * Display the about dialog. | |
1478 | */ | |
1479 | protected void showAboutDialog() { | |
1480 | String version = getClass().getPackage().getImplementationVersion(); | |
1481 | if (version == null) { | |
1482 | // This is Java 9+, use a hardcoded string here. | |
1483 | version = "0.3.0"; | |
1484 | } | |
1485 | messageBox(i18n.getString("aboutDialogTitle"), | |
1486 | MessageFormat.format(i18n.getString("aboutDialogText"), version), | |
1487 | TMessageBox.Type.OK); | |
1488 | } | |
1489 | ||
1490 | /** | |
1491 | * Handle the Tool | Open image menu item. | |
1492 | */ | |
1493 | private void openImage() { | |
1494 | try { | |
1495 | List<String> filters = new ArrayList<String>(); | |
1496 | filters.add("^.*\\.[Jj][Pp][Gg]$"); | |
1497 | filters.add("^.*\\.[Jj][Pp][Ee][Gg]$"); | |
1498 | filters.add("^.*\\.[Pp][Nn][Gg]$"); | |
1499 | filters.add("^.*\\.[Gg][Ii][Ff]$"); | |
1500 | filters.add("^.*\\.[Bb][Mm][Pp]$"); | |
1501 | String filename = fileOpenBox(".", TFileOpenBox.Type.OPEN, filters); | |
1502 | if (filename != null) { | |
1503 | new TImageWindow(this, new File(filename)); | |
1504 | } | |
1505 | } catch (IOException e) { | |
1506 | // Show this exception to the user. | |
1507 | new TExceptionDialog(this, e); | |
1508 | } | |
1509 | } | |
1510 | ||
d36057df KL |
1511 | // ------------------------------------------------------------------------ |
1512 | // Screen refresh loop ---------------------------------------------------- | |
1513 | // ------------------------------------------------------------------------ | |
fca67db0 | 1514 | |
d36057df KL |
1515 | /** |
1516 | * Invert the cell color at a position. This is used to track the mouse. | |
1517 | * | |
1518 | * @param x column position | |
1519 | * @param y row position | |
1520 | */ | |
1521 | private void invertCell(final int x, final int y) { | |
1522 | if (debugThreads) { | |
1523 | System.err.printf("%d %s invertCell() %d %d\n", | |
1524 | System.currentTimeMillis(), Thread.currentThread(), x, y); | |
1525 | } | |
a69ed767 KL |
1526 | Cell cell = getScreen().getCharXY(x, y); |
1527 | if (cell.isImage()) { | |
1528 | cell.invertImage(); | |
051e2913 | 1529 | } else { |
a69ed767 KL |
1530 | if (cell.getForeColorRGB() < 0) { |
1531 | cell.setForeColor(cell.getForeColor().invert()); | |
1532 | } else { | |
1533 | cell.setForeColorRGB(cell.getForeColorRGB() ^ 0x00ffffff); | |
1534 | } | |
1535 | if (cell.getBackColorRGB() < 0) { | |
1536 | cell.setBackColor(cell.getBackColor().invert()); | |
1537 | } else { | |
1538 | cell.setBackColorRGB(cell.getBackColorRGB() ^ 0x00ffffff); | |
1539 | } | |
051e2913 | 1540 | } |
a69ed767 | 1541 | getScreen().putCharXY(x, y, cell); |
d36057df | 1542 | } |
fca67db0 | 1543 | |
d36057df KL |
1544 | /** |
1545 | * Draw everything. | |
1546 | */ | |
1547 | private void drawAll() { | |
1548 | boolean menuIsActive = false; | |
fca67db0 | 1549 | |
d36057df KL |
1550 | if (debugThreads) { |
1551 | System.err.printf("%d %s drawAll() enter\n", | |
1552 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 | 1553 | } |
a06459bd | 1554 | |
a69ed767 | 1555 | // I don't think this does anything useful anymore... |
d36057df KL |
1556 | if (!repaint) { |
1557 | if (debugThreads) { | |
1558 | System.err.printf("%d %s drawAll() !repaint\n", | |
1559 | System.currentTimeMillis(), Thread.currentThread()); | |
e826b451 | 1560 | } |
a69ed767 KL |
1561 | if ((oldDrawnMouseX != mouseX) || (oldDrawnMouseY != mouseY)) { |
1562 | if (debugThreads) { | |
1563 | System.err.printf("%d %s drawAll() !repaint MOUSE\n", | |
1564 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 | 1565 | } |
a69ed767 KL |
1566 | |
1567 | // The only thing that has happened is the mouse moved. | |
1568 | ||
1569 | // Redraw the old cell at that position, and save the cell at | |
1570 | // the new mouse position. | |
1571 | if (debugThreads) { | |
1572 | System.err.printf("%d %s restoreImage() %d %d\n", | |
1573 | System.currentTimeMillis(), Thread.currentThread(), | |
1574 | oldDrawnMouseX, oldDrawnMouseY); | |
2ce6dab2 | 1575 | } |
a69ed767 KL |
1576 | oldDrawnMouseCell.restoreImage(); |
1577 | getScreen().putCharXY(oldDrawnMouseX, oldDrawnMouseY, | |
1578 | oldDrawnMouseCell); | |
1579 | oldDrawnMouseCell = getScreen().getCharXY(mouseX, mouseY); | |
1580 | if ((images.size() > 0) && (backend instanceof ECMA48Backend)) { | |
1581 | // Special case: the entire row containing the mouse has | |
1582 | // to be re-drawn if it has any image data, AND any rows | |
1583 | // in between. | |
1584 | if (oldDrawnMouseY != mouseY) { | |
1585 | for (int i = oldDrawnMouseY; ;) { | |
1586 | getScreen().unsetImageRow(i); | |
1587 | if (i == mouseY) { | |
1588 | break; | |
1589 | } | |
1590 | if (oldDrawnMouseY < mouseY) { | |
1591 | i++; | |
1592 | } else { | |
1593 | i--; | |
1594 | } | |
1595 | } | |
1596 | } else { | |
1597 | getScreen().unsetImageRow(mouseY); | |
1598 | } | |
1599 | } | |
1600 | ||
1601 | // Draw mouse at the new position. | |
1602 | invertCell(mouseX, mouseY); | |
1603 | ||
1604 | oldDrawnMouseX = mouseX; | |
1605 | oldDrawnMouseY = mouseY; | |
1606 | } | |
1607 | if ((images.size() > 0) || getScreen().isDirty()) { | |
1608 | backend.flushScreen(); | |
fca67db0 | 1609 | } |
a69ed767 | 1610 | return; |
fca67db0 KL |
1611 | } |
1612 | ||
d36057df KL |
1613 | if (debugThreads) { |
1614 | System.err.printf("%d %s drawAll() REDRAW\n", | |
1615 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 KL |
1616 | } |
1617 | ||
d36057df KL |
1618 | // If true, the cursor is not visible |
1619 | boolean cursor = false; | |
92453213 | 1620 | |
d36057df KL |
1621 | // Start with a clean screen |
1622 | getScreen().clear(); | |
b6faeac0 | 1623 | |
d36057df KL |
1624 | // Draw the desktop |
1625 | if (desktop != null) { | |
1626 | desktop.drawChildren(); | |
1627 | } | |
0ee88b6d | 1628 | |
d36057df | 1629 | // Draw each window in reverse Z order |
a69ed767 | 1630 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
d36057df KL |
1631 | Collections.sort(sorted); |
1632 | TWindow topLevel = null; | |
1633 | if (sorted.size() > 0) { | |
1634 | topLevel = sorted.get(0); | |
1635 | } | |
1636 | Collections.reverse(sorted); | |
1637 | for (TWindow window: sorted) { | |
1638 | if (window.isShown()) { | |
1639 | window.drawChildren(); | |
b6faeac0 | 1640 | } |
fca67db0 | 1641 | } |
d36057df KL |
1642 | |
1643 | // Draw the blank menubar line - reset the screen clipping first so | |
1644 | // it won't trim it out. | |
1645 | getScreen().resetClipping(); | |
1646 | getScreen().hLineXY(0, 0, getScreen().getWidth(), ' ', | |
1647 | theme.getColor("tmenu")); | |
1648 | // Now draw the menus. | |
1649 | int x = 1; | |
1650 | for (TMenu menu: menus) { | |
1651 | CellAttributes menuColor; | |
1652 | CellAttributes menuMnemonicColor; | |
1653 | if (menu.isActive()) { | |
1654 | menuIsActive = true; | |
1655 | menuColor = theme.getColor("tmenu.highlighted"); | |
1656 | menuMnemonicColor = theme.getColor("tmenu.mnemonic.highlighted"); | |
1657 | topLevel = menu; | |
1658 | } else { | |
1659 | menuColor = theme.getColor("tmenu"); | |
1660 | menuMnemonicColor = theme.getColor("tmenu.mnemonic"); | |
1661 | } | |
1662 | // Draw the menu title | |
1663 | getScreen().hLineXY(x, 0, menu.getTitle().length() + 2, ' ', | |
1664 | menuColor); | |
1665 | getScreen().putStringXY(x + 1, 0, menu.getTitle(), menuColor); | |
1666 | // Draw the highlight character | |
1667 | getScreen().putCharXY(x + 1 + menu.getMnemonic().getShortcutIdx(), | |
1668 | 0, menu.getMnemonic().getShortcut(), menuMnemonicColor); | |
1669 | ||
1670 | if (menu.isActive()) { | |
a69ed767 | 1671 | ((TWindow) menu).drawChildren(); |
d36057df KL |
1672 | // Reset the screen clipping so we can draw the next title. |
1673 | getScreen().resetClipping(); | |
0ee88b6d | 1674 | } |
d36057df | 1675 | x += menu.getTitle().length() + 2; |
0ee88b6d | 1676 | } |
0ee88b6d | 1677 | |
d36057df KL |
1678 | for (TMenu menu: subMenus) { |
1679 | // Reset the screen clipping so we can draw the next sub-menu. | |
1680 | getScreen().resetClipping(); | |
a69ed767 | 1681 | ((TWindow) menu).drawChildren(); |
d36057df | 1682 | } |
a69ed767 | 1683 | getScreen().resetClipping(); |
b6faeac0 | 1684 | |
d36057df KL |
1685 | // Draw the status bar of the top-level window |
1686 | TStatusBar statusBar = null; | |
1687 | if (topLevel != null) { | |
1688 | statusBar = topLevel.getStatusBar(); | |
1689 | } | |
1690 | if (statusBar != null) { | |
1691 | getScreen().resetClipping(); | |
1692 | statusBar.setWidth(getScreen().getWidth()); | |
1693 | statusBar.setY(getScreen().getHeight() - topLevel.getY()); | |
1694 | statusBar.draw(); | |
1695 | } else { | |
1696 | CellAttributes barColor = new CellAttributes(); | |
1697 | barColor.setTo(getTheme().getColor("tstatusbar.text")); | |
1698 | getScreen().hLineXY(0, desktopBottom, getScreen().getWidth(), ' ', | |
1699 | barColor); | |
1700 | } | |
b6faeac0 | 1701 | |
d36057df | 1702 | // Draw the mouse pointer |
a69ed767 KL |
1703 | if (debugThreads) { |
1704 | System.err.printf("%d %s restoreImage() %d %d\n", | |
1705 | System.currentTimeMillis(), Thread.currentThread(), | |
1706 | oldDrawnMouseX, oldDrawnMouseY); | |
1707 | } | |
1708 | oldDrawnMouseCell = getScreen().getCharXY(mouseX, mouseY); | |
1709 | if ((images.size() > 0) && (backend instanceof ECMA48Backend)) { | |
1710 | // Special case: the entire row containing the mouse has to be | |
1711 | // re-drawn if it has any image data, AND any rows in between. | |
1712 | if (oldDrawnMouseY != mouseY) { | |
1713 | for (int i = oldDrawnMouseY; ;) { | |
1714 | getScreen().unsetImageRow(i); | |
1715 | if (i == mouseY) { | |
1716 | break; | |
1717 | } | |
1718 | if (oldDrawnMouseY < mouseY) { | |
1719 | i++; | |
1720 | } else { | |
1721 | i--; | |
1722 | } | |
1723 | } | |
1724 | } else { | |
1725 | getScreen().unsetImageRow(mouseY); | |
1726 | } | |
1727 | } | |
d36057df | 1728 | invertCell(mouseX, mouseY); |
a69ed767 KL |
1729 | oldDrawnMouseX = mouseX; |
1730 | oldDrawnMouseY = mouseY; | |
b6faeac0 | 1731 | |
d36057df KL |
1732 | // Place the cursor if it is visible |
1733 | if (!menuIsActive) { | |
1734 | TWidget activeWidget = null; | |
1735 | if (sorted.size() > 0) { | |
1736 | activeWidget = sorted.get(sorted.size() - 1).getActiveChild(); | |
1737 | if (activeWidget.isCursorVisible()) { | |
1738 | if ((activeWidget.getCursorAbsoluteY() < desktopBottom) | |
1739 | && (activeWidget.getCursorAbsoluteY() > desktopTop) | |
1740 | ) { | |
1741 | getScreen().putCursor(true, | |
1742 | activeWidget.getCursorAbsoluteX(), | |
1743 | activeWidget.getCursorAbsoluteY()); | |
1744 | cursor = true; | |
b6faeac0 | 1745 | } else { |
a69ed767 KL |
1746 | // Turn off the cursor. Also place it at 0,0. |
1747 | getScreen().putCursor(false, 0, 0); | |
d36057df | 1748 | cursor = false; |
b6faeac0 KL |
1749 | } |
1750 | } | |
e8a11f98 KL |
1751 | } |
1752 | } | |
1753 | ||
d36057df KL |
1754 | // Kill the cursor |
1755 | if (!cursor) { | |
1756 | getScreen().hideCursor(); | |
b6faeac0 | 1757 | } |
c6940ed9 | 1758 | |
d36057df | 1759 | // Flush the screen contents |
a69ed767 | 1760 | if ((images.size() > 0) || getScreen().isDirty()) { |
d36057df | 1761 | backend.flushScreen(); |
be72cb5c KL |
1762 | } |
1763 | ||
d36057df | 1764 | repaint = false; |
a06459bd KL |
1765 | } |
1766 | ||
4328bb42 | 1767 | /** |
d36057df | 1768 | * Force this application to exit. |
4328bb42 | 1769 | */ |
d36057df KL |
1770 | public void exit() { |
1771 | quit = true; | |
1772 | synchronized (this) { | |
1773 | this.notify(); | |
92453213 | 1774 | } |
4328bb42 | 1775 | } |
7d4115a5 | 1776 | |
2ce6dab2 KL |
1777 | // ------------------------------------------------------------------------ |
1778 | // TWindow management ----------------------------------------------------- | |
1779 | // ------------------------------------------------------------------------ | |
4328bb42 | 1780 | |
92453213 KL |
1781 | /** |
1782 | * Return the total number of windows. | |
1783 | * | |
1784 | * @return the total number of windows | |
1785 | */ | |
1786 | public final int windowCount() { | |
1787 | return windows.size(); | |
1788 | } | |
1789 | ||
1790 | /** | |
8c236a98 | 1791 | * Return the number of windows that are showing. |
92453213 | 1792 | * |
8c236a98 | 1793 | * @return the number of windows that are showing on screen |
92453213 KL |
1794 | */ |
1795 | public final int shownWindowCount() { | |
1796 | int n = 0; | |
1797 | for (TWindow w: windows) { | |
1798 | if (w.isShown()) { | |
1799 | n++; | |
1800 | } | |
1801 | } | |
1802 | return n; | |
1803 | } | |
1804 | ||
8c236a98 KL |
1805 | /** |
1806 | * Return the number of windows that are hidden. | |
1807 | * | |
1808 | * @return the number of windows that are hidden | |
1809 | */ | |
1810 | public final int hiddenWindowCount() { | |
1811 | int n = 0; | |
1812 | for (TWindow w: windows) { | |
1813 | if (w.isHidden()) { | |
1814 | n++; | |
1815 | } | |
1816 | } | |
1817 | return n; | |
1818 | } | |
1819 | ||
92453213 KL |
1820 | /** |
1821 | * Check if a window instance is in this application's window list. | |
1822 | * | |
1823 | * @param window window to look for | |
1824 | * @return true if this window is in the list | |
1825 | */ | |
1826 | public final boolean hasWindow(final TWindow window) { | |
1827 | if (windows.size() == 0) { | |
1828 | return false; | |
1829 | } | |
1830 | for (TWindow w: windows) { | |
1831 | if (w == window) { | |
8c236a98 | 1832 | assert (window.getApplication() == this); |
92453213 KL |
1833 | return true; |
1834 | } | |
1835 | } | |
1836 | return false; | |
1837 | } | |
1838 | ||
1839 | /** | |
1840 | * Activate a window: bring it to the top and have it receive events. | |
1841 | * | |
1842 | * @param window the window to become the new active window | |
1843 | */ | |
1844 | public void activateWindow(final TWindow window) { | |
1845 | if (hasWindow(window) == false) { | |
1846 | /* | |
1847 | * Someone has a handle to a window I don't have. Ignore this | |
1848 | * request. | |
1849 | */ | |
1850 | return; | |
1851 | } | |
1852 | ||
fe0770f9 KL |
1853 | // Whatever window might be moving/dragging, stop it now. |
1854 | for (TWindow w: windows) { | |
1855 | if (w.inMovements()) { | |
1856 | w.stopMovements(); | |
1857 | } | |
1858 | } | |
1859 | ||
92453213 KL |
1860 | assert (windows.size() > 0); |
1861 | ||
1862 | if (window.isHidden()) { | |
1863 | // Unhiding will also activate. | |
1864 | showWindow(window); | |
1865 | return; | |
1866 | } | |
1867 | assert (window.isShown()); | |
1868 | ||
1869 | if (windows.size() == 1) { | |
1870 | assert (window == windows.get(0)); | |
1871 | if (activeWindow == null) { | |
1872 | activeWindow = window; | |
1873 | window.setZ(0); | |
1874 | activeWindow.setActive(true); | |
1875 | activeWindow.onFocus(); | |
1876 | } | |
1877 | ||
1878 | assert (window.isActive()); | |
1879 | assert (activeWindow == window); | |
1880 | return; | |
1881 | } | |
1882 | ||
1883 | if (activeWindow == window) { | |
1884 | assert (window.isActive()); | |
1885 | ||
1886 | // Window is already active, do nothing. | |
1887 | return; | |
1888 | } | |
1889 | ||
1890 | assert (!window.isActive()); | |
1891 | if (activeWindow != null) { | |
1892 | assert (activeWindow.getZ() == 0); | |
1893 | ||
92453213 | 1894 | activeWindow.setActive(false); |
a69ed767 KL |
1895 | |
1896 | // Increment every window Z that is on top of window | |
1897 | for (TWindow w: windows) { | |
1898 | if (w == window) { | |
1899 | continue; | |
1900 | } | |
1901 | if (w.getZ() < window.getZ()) { | |
1902 | w.setZ(w.getZ() + 1); | |
1903 | } | |
1904 | } | |
499fdccf KL |
1905 | |
1906 | // Unset activeWindow now before unfocus, so that a window | |
1907 | // lifecycle change inside onUnfocus() doesn't call | |
1908 | // switchWindow() and lead to a stack overflow. | |
1909 | TWindow oldActiveWindow = activeWindow; | |
1910 | activeWindow = null; | |
1911 | oldActiveWindow.onUnfocus(); | |
92453213 KL |
1912 | } |
1913 | activeWindow = window; | |
1914 | activeWindow.setZ(0); | |
1915 | activeWindow.setActive(true); | |
1916 | activeWindow.onFocus(); | |
1917 | return; | |
1918 | } | |
1919 | ||
1920 | /** | |
1921 | * Hide a window. | |
1922 | * | |
1923 | * @param window the window to hide | |
1924 | */ | |
1925 | public void hideWindow(final TWindow window) { | |
1926 | if (hasWindow(window) == false) { | |
1927 | /* | |
1928 | * Someone has a handle to a window I don't have. Ignore this | |
1929 | * request. | |
1930 | */ | |
1931 | return; | |
1932 | } | |
1933 | ||
fe0770f9 KL |
1934 | // Whatever window might be moving/dragging, stop it now. |
1935 | for (TWindow w: windows) { | |
1936 | if (w.inMovements()) { | |
1937 | w.stopMovements(); | |
1938 | } | |
1939 | } | |
1940 | ||
92453213 KL |
1941 | assert (windows.size() > 0); |
1942 | ||
1943 | if (!window.hidden) { | |
1944 | if (window == activeWindow) { | |
1945 | if (shownWindowCount() > 1) { | |
1946 | switchWindow(true); | |
1947 | } else { | |
1948 | activeWindow = null; | |
1949 | window.setActive(false); | |
1950 | window.onUnfocus(); | |
1951 | } | |
1952 | } | |
1953 | window.hidden = true; | |
1954 | window.onHide(); | |
1955 | } | |
1956 | } | |
1957 | ||
1958 | /** | |
1959 | * Show a window. | |
1960 | * | |
1961 | * @param window the window to show | |
1962 | */ | |
1963 | public void showWindow(final TWindow window) { | |
1964 | if (hasWindow(window) == false) { | |
1965 | /* | |
1966 | * Someone has a handle to a window I don't have. Ignore this | |
1967 | * request. | |
1968 | */ | |
1969 | return; | |
1970 | } | |
1971 | ||
fe0770f9 KL |
1972 | // Whatever window might be moving/dragging, stop it now. |
1973 | for (TWindow w: windows) { | |
1974 | if (w.inMovements()) { | |
1975 | w.stopMovements(); | |
1976 | } | |
1977 | } | |
1978 | ||
92453213 KL |
1979 | assert (windows.size() > 0); |
1980 | ||
1981 | if (window.hidden) { | |
1982 | window.hidden = false; | |
1983 | window.onShow(); | |
1984 | activateWindow(window); | |
1985 | } | |
1986 | } | |
1987 | ||
48e27807 KL |
1988 | /** |
1989 | * Close window. Note that the window's destructor is NOT called by this | |
1990 | * method, instead the GC is assumed to do the cleanup. | |
1991 | * | |
1992 | * @param window the window to remove | |
1993 | */ | |
1994 | public final void closeWindow(final TWindow window) { | |
92453213 KL |
1995 | if (hasWindow(window) == false) { |
1996 | /* | |
1997 | * Someone has a handle to a window I don't have. Ignore this | |
1998 | * request. | |
1999 | */ | |
2000 | return; | |
2001 | } | |
2002 | ||
a69ed767 KL |
2003 | // Let window know that it is about to be closed, while it is still |
2004 | // visible on screen. | |
2005 | window.onPreClose(); | |
2006 | ||
bb35d919 | 2007 | synchronized (windows) { |
fe0770f9 KL |
2008 | // Whatever window might be moving/dragging, stop it now. |
2009 | for (TWindow w: windows) { | |
2010 | if (w.inMovements()) { | |
2011 | w.stopMovements(); | |
2012 | } | |
2013 | } | |
2014 | ||
bb35d919 KL |
2015 | int z = window.getZ(); |
2016 | window.setZ(-1); | |
efb7af1f | 2017 | window.onUnfocus(); |
e23ea538 | 2018 | windows.remove(window); |
bb35d919 | 2019 | Collections.sort(windows); |
92453213 | 2020 | activeWindow = null; |
e23ea538 KL |
2021 | int newZ = 0; |
2022 | boolean foundNextWindow = false; | |
2023 | ||
bb35d919 | 2024 | for (TWindow w: windows) { |
e23ea538 KL |
2025 | w.setZ(newZ); |
2026 | newZ++; | |
3eacc236 KL |
2027 | |
2028 | // Do not activate a hidden window. | |
2029 | if (w.isHidden()) { | |
2030 | continue; | |
2031 | } | |
2032 | ||
e23ea538 KL |
2033 | if (foundNextWindow == false) { |
2034 | foundNextWindow = true; | |
2035 | w.setActive(true); | |
2036 | w.onFocus(); | |
2037 | assert (activeWindow == null); | |
2038 | activeWindow = w; | |
2039 | continue; | |
2040 | } | |
2041 | ||
2042 | if (w.isActive()) { | |
2043 | w.setActive(false); | |
2044 | w.onUnfocus(); | |
48e27807 KL |
2045 | } |
2046 | } | |
2047 | } | |
2048 | ||
2049 | // Perform window cleanup | |
2050 | window.onClose(); | |
2051 | ||
48e27807 | 2052 | // Check if we are closing a TMessageBox or similar |
c6940ed9 KL |
2053 | if (secondaryEventReceiver != null) { |
2054 | assert (secondaryEventHandler != null); | |
48e27807 KL |
2055 | |
2056 | // Do not send events to the secondaryEventReceiver anymore, the | |
2057 | // window is closed. | |
2058 | secondaryEventReceiver = null; | |
2059 | ||
92554d64 KL |
2060 | // Wake the secondary thread, it will wake the primary as it |
2061 | // exits. | |
2062 | synchronized (secondaryEventHandler) { | |
2063 | secondaryEventHandler.notify(); | |
48e27807 KL |
2064 | } |
2065 | } | |
92453213 KL |
2066 | |
2067 | // Permit desktop to be active if it is the only thing left. | |
2068 | if (desktop != null) { | |
2069 | if (windows.size() == 0) { | |
2070 | desktop.setActive(true); | |
2071 | } | |
2072 | } | |
48e27807 KL |
2073 | } |
2074 | ||
2075 | /** | |
2076 | * Switch to the next window. | |
2077 | * | |
2078 | * @param forward if true, then switch to the next window in the list, | |
2079 | * otherwise switch to the previous window in the list | |
2080 | */ | |
2081 | public final void switchWindow(final boolean forward) { | |
8c236a98 KL |
2082 | // Only switch if there are multiple visible windows |
2083 | if (shownWindowCount() < 2) { | |
48e27807 KL |
2084 | return; |
2085 | } | |
92453213 | 2086 | assert (activeWindow != null); |
48e27807 | 2087 | |
bb35d919 | 2088 | synchronized (windows) { |
fe0770f9 KL |
2089 | // Whatever window might be moving/dragging, stop it now. |
2090 | for (TWindow w: windows) { | |
2091 | if (w.inMovements()) { | |
2092 | w.stopMovements(); | |
2093 | } | |
2094 | } | |
bb35d919 KL |
2095 | |
2096 | // Swap z/active between active window and the next in the list | |
2097 | int activeWindowI = -1; | |
2098 | for (int i = 0; i < windows.size(); i++) { | |
92453213 KL |
2099 | if (windows.get(i) == activeWindow) { |
2100 | assert (activeWindow.isActive()); | |
bb35d919 KL |
2101 | activeWindowI = i; |
2102 | break; | |
92453213 KL |
2103 | } else { |
2104 | assert (!windows.get(0).isActive()); | |
bb35d919 | 2105 | } |
48e27807 | 2106 | } |
bb35d919 | 2107 | assert (activeWindowI >= 0); |
48e27807 | 2108 | |
bb35d919 | 2109 | // Do not switch if a window is modal |
92453213 | 2110 | if (activeWindow.isModal()) { |
bb35d919 KL |
2111 | return; |
2112 | } | |
48e27807 | 2113 | |
8c236a98 KL |
2114 | int nextWindowI = activeWindowI; |
2115 | for (;;) { | |
2116 | if (forward) { | |
2117 | nextWindowI++; | |
2118 | nextWindowI %= windows.size(); | |
bb35d919 | 2119 | } else { |
8c236a98 KL |
2120 | nextWindowI--; |
2121 | if (nextWindowI < 0) { | |
2122 | nextWindowI = windows.size() - 1; | |
2123 | } | |
bb35d919 | 2124 | } |
bb35d919 | 2125 | |
8c236a98 KL |
2126 | if (windows.get(nextWindowI).isShown()) { |
2127 | activateWindow(windows.get(nextWindowI)); | |
2128 | break; | |
2129 | } | |
2130 | } | |
bb35d919 | 2131 | } // synchronized (windows) |
48e27807 | 2132 | |
48e27807 KL |
2133 | } |
2134 | ||
2135 | /** | |
051e2913 KL |
2136 | * Add a window to my window list and make it active. Note package |
2137 | * private access. | |
48e27807 KL |
2138 | * |
2139 | * @param window new window to add | |
2140 | */ | |
051e2913 | 2141 | final void addWindowToApplication(final TWindow window) { |
a7986f7b KL |
2142 | |
2143 | // Do not add menu windows to the window list. | |
2144 | if (window instanceof TMenu) { | |
2145 | return; | |
2146 | } | |
2147 | ||
0ee88b6d KL |
2148 | // Do not add the desktop to the window list. |
2149 | if (window instanceof TDesktop) { | |
2150 | return; | |
2151 | } | |
2152 | ||
bb35d919 | 2153 | synchronized (windows) { |
051e2913 KL |
2154 | if (windows.contains(window)) { |
2155 | throw new IllegalArgumentException("Window " + window + | |
2156 | " is already in window list"); | |
2157 | } | |
2158 | ||
fe0770f9 KL |
2159 | // Whatever window might be moving/dragging, stop it now. |
2160 | for (TWindow w: windows) { | |
2161 | if (w.inMovements()) { | |
2162 | w.stopMovements(); | |
2163 | } | |
2164 | } | |
2165 | ||
2ce6dab2 KL |
2166 | // Do not allow a modal window to spawn a non-modal window. If a |
2167 | // modal window is active, then this window will become modal | |
2168 | // too. | |
2169 | if (modalWindowActive()) { | |
2170 | window.flags |= TWindow.MODAL; | |
a7986f7b | 2171 | window.flags |= TWindow.CENTERED; |
92453213 | 2172 | window.hidden = false; |
bb35d919 | 2173 | } |
92453213 KL |
2174 | if (window.isShown()) { |
2175 | for (TWindow w: windows) { | |
2176 | if (w.isActive()) { | |
2177 | w.setActive(false); | |
2178 | w.onUnfocus(); | |
2179 | } | |
2180 | w.setZ(w.getZ() + 1); | |
efb7af1f | 2181 | } |
bb35d919 KL |
2182 | } |
2183 | windows.add(window); | |
92453213 KL |
2184 | if (window.isShown()) { |
2185 | activeWindow = window; | |
2186 | activeWindow.setZ(0); | |
2187 | activeWindow.setActive(true); | |
2188 | activeWindow.onFocus(); | |
2189 | } | |
a7986f7b KL |
2190 | |
2191 | if (((window.flags & TWindow.CENTERED) == 0) | |
d36057df KL |
2192 | && ((window.flags & TWindow.ABSOLUTEXY) == 0) |
2193 | && (smartWindowPlacement == true) | |
2194 | ) { | |
a7986f7b KL |
2195 | |
2196 | doSmartPlacement(window); | |
2197 | } | |
48e27807 | 2198 | } |
92453213 KL |
2199 | |
2200 | // Desktop cannot be active over any other window. | |
2201 | if (desktop != null) { | |
2202 | desktop.setActive(false); | |
2203 | } | |
48e27807 KL |
2204 | } |
2205 | ||
fca67db0 KL |
2206 | /** |
2207 | * Check if there is a system-modal window on top. | |
2208 | * | |
2209 | * @return true if the active window is modal | |
2210 | */ | |
2211 | private boolean modalWindowActive() { | |
2212 | if (windows.size() == 0) { | |
2213 | return false; | |
2214 | } | |
2ce6dab2 KL |
2215 | |
2216 | for (TWindow w: windows) { | |
2217 | if (w.isModal()) { | |
2218 | return true; | |
2219 | } | |
2220 | } | |
2221 | ||
2222 | return false; | |
2223 | } | |
2224 | ||
2225 | /** | |
2226 | * Close all open windows. | |
2227 | */ | |
2228 | private void closeAllWindows() { | |
2229 | // Don't do anything if we are in the menu | |
2230 | if (activeMenu != null) { | |
2231 | return; | |
2232 | } | |
2233 | while (windows.size() > 0) { | |
2234 | closeWindow(windows.get(0)); | |
2235 | } | |
fca67db0 KL |
2236 | } |
2237 | ||
2ce6dab2 KL |
2238 | /** |
2239 | * Re-layout the open windows as non-overlapping tiles. This produces | |
2240 | * almost the same results as Turbo Pascal 7.0's IDE. | |
2241 | */ | |
2242 | private void tileWindows() { | |
2243 | synchronized (windows) { | |
2244 | // Don't do anything if we are in the menu | |
2245 | if (activeMenu != null) { | |
2246 | return; | |
2247 | } | |
2248 | int z = windows.size(); | |
2249 | if (z == 0) { | |
2250 | return; | |
2251 | } | |
2252 | int a = 0; | |
2253 | int b = 0; | |
2254 | a = (int)(Math.sqrt(z)); | |
2255 | int c = 0; | |
2256 | while (c < a) { | |
2257 | b = (z - c) / a; | |
2258 | if (((a * b) + c) == z) { | |
2259 | break; | |
2260 | } | |
2261 | c++; | |
2262 | } | |
2263 | assert (a > 0); | |
2264 | assert (b > 0); | |
2265 | assert (c < a); | |
2266 | int newWidth = (getScreen().getWidth() / a); | |
2267 | int newHeight1 = ((getScreen().getHeight() - 1) / b); | |
2268 | int newHeight2 = ((getScreen().getHeight() - 1) / (b + c)); | |
2269 | ||
a69ed767 | 2270 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
2ce6dab2 KL |
2271 | Collections.sort(sorted); |
2272 | Collections.reverse(sorted); | |
2273 | for (int i = 0; i < sorted.size(); i++) { | |
2274 | int logicalX = i / b; | |
2275 | int logicalY = i % b; | |
2276 | if (i >= ((a - 1) * b)) { | |
2277 | logicalX = a - 1; | |
2278 | logicalY = i - ((a - 1) * b); | |
2279 | } | |
2280 | ||
2281 | TWindow w = sorted.get(i); | |
7d922e0d KL |
2282 | int oldWidth = w.getWidth(); |
2283 | int oldHeight = w.getHeight(); | |
2284 | ||
2ce6dab2 KL |
2285 | w.setX(logicalX * newWidth); |
2286 | w.setWidth(newWidth); | |
2287 | if (i >= ((a - 1) * b)) { | |
2288 | w.setY((logicalY * newHeight2) + 1); | |
2289 | w.setHeight(newHeight2); | |
2290 | } else { | |
2291 | w.setY((logicalY * newHeight1) + 1); | |
2292 | w.setHeight(newHeight1); | |
2293 | } | |
7d922e0d KL |
2294 | if ((w.getWidth() != oldWidth) |
2295 | || (w.getHeight() != oldHeight) | |
2296 | ) { | |
2297 | w.onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, | |
2298 | w.getWidth(), w.getHeight())); | |
2299 | } | |
2ce6dab2 KL |
2300 | } |
2301 | } | |
2302 | } | |
2303 | ||
2304 | /** | |
2305 | * Re-layout the open windows as overlapping cascaded windows. | |
2306 | */ | |
2307 | private void cascadeWindows() { | |
2308 | synchronized (windows) { | |
2309 | // Don't do anything if we are in the menu | |
2310 | if (activeMenu != null) { | |
2311 | return; | |
2312 | } | |
2313 | int x = 0; | |
2314 | int y = 1; | |
a69ed767 | 2315 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
2ce6dab2 KL |
2316 | Collections.sort(sorted); |
2317 | Collections.reverse(sorted); | |
2318 | for (TWindow window: sorted) { | |
2319 | window.setX(x); | |
2320 | window.setY(y); | |
2321 | x++; | |
2322 | y++; | |
2323 | if (x > getScreen().getWidth()) { | |
2324 | x = 0; | |
2325 | } | |
2326 | if (y >= getScreen().getHeight()) { | |
2327 | y = 1; | |
2328 | } | |
2329 | } | |
2330 | } | |
2331 | } | |
2332 | ||
a7986f7b KL |
2333 | /** |
2334 | * Place a window to minimize its overlap with other windows. | |
2335 | * | |
2336 | * @param window the window to place | |
2337 | */ | |
2338 | public final void doSmartPlacement(final TWindow window) { | |
2339 | // This is a pretty dumb algorithm, but seems to work. The hardest | |
2340 | // part is computing these "overlap" values seeking a minimum average | |
2341 | // overlap. | |
2342 | int xMin = 0; | |
2343 | int yMin = desktopTop; | |
2344 | int xMax = getScreen().getWidth() - window.getWidth() + 1; | |
2345 | int yMax = desktopBottom - window.getHeight() + 1; | |
2346 | if (xMax < xMin) { | |
2347 | xMax = xMin; | |
2348 | } | |
2349 | if (yMax < yMin) { | |
2350 | yMax = yMin; | |
2351 | } | |
2352 | ||
2353 | if ((xMin == xMax) && (yMin == yMax)) { | |
2354 | // No work to do, bail out. | |
2355 | return; | |
2356 | } | |
2357 | ||
2358 | // Compute the overlap matrix without the new window. | |
2359 | int width = getScreen().getWidth(); | |
2360 | int height = getScreen().getHeight(); | |
2361 | int overlapMatrix[][] = new int[width][height]; | |
2362 | for (TWindow w: windows) { | |
2363 | if (window == w) { | |
2364 | continue; | |
2365 | } | |
2366 | for (int x = w.getX(); x < w.getX() + w.getWidth(); x++) { | |
9ff1c0e3 KL |
2367 | if (x < 0) { |
2368 | continue; | |
2369 | } | |
8c236a98 | 2370 | if (x >= width) { |
a7986f7b KL |
2371 | continue; |
2372 | } | |
2373 | for (int y = w.getY(); y < w.getY() + w.getHeight(); y++) { | |
9ff1c0e3 KL |
2374 | if (y < 0) { |
2375 | continue; | |
2376 | } | |
8c236a98 | 2377 | if (y >= height) { |
a7986f7b KL |
2378 | continue; |
2379 | } | |
2380 | overlapMatrix[x][y]++; | |
2381 | } | |
2382 | } | |
2383 | } | |
2384 | ||
2385 | long oldOverlapTotal = 0; | |
2386 | long oldOverlapN = 0; | |
2387 | for (int x = 0; x < width; x++) { | |
2388 | for (int y = 0; y < height; y++) { | |
2389 | oldOverlapTotal += overlapMatrix[x][y]; | |
2390 | if (overlapMatrix[x][y] > 0) { | |
2391 | oldOverlapN++; | |
2392 | } | |
2393 | } | |
2394 | } | |
2395 | ||
2396 | ||
2397 | double oldOverlapAvg = (double) oldOverlapTotal / (double) oldOverlapN; | |
2398 | boolean first = true; | |
2399 | int windowX = window.getX(); | |
2400 | int windowY = window.getY(); | |
2401 | ||
2402 | // For each possible (x, y) position for the new window, compute a | |
2403 | // new overlap matrix. | |
2404 | for (int x = xMin; x < xMax; x++) { | |
2405 | for (int y = yMin; y < yMax; y++) { | |
2406 | ||
2407 | // Start with the matrix minus this window. | |
2408 | int newMatrix[][] = new int[width][height]; | |
2409 | for (int mx = 0; mx < width; mx++) { | |
2410 | for (int my = 0; my < height; my++) { | |
2411 | newMatrix[mx][my] = overlapMatrix[mx][my]; | |
2412 | } | |
2413 | } | |
2414 | ||
2415 | // Add this window's values to the new overlap matrix. | |
2416 | long newOverlapTotal = 0; | |
2417 | long newOverlapN = 0; | |
2418 | // Start by adding each new cell. | |
2419 | for (int wx = x; wx < x + window.getWidth(); wx++) { | |
8c236a98 | 2420 | if (wx >= width) { |
a7986f7b KL |
2421 | continue; |
2422 | } | |
2423 | for (int wy = y; wy < y + window.getHeight(); wy++) { | |
8c236a98 | 2424 | if (wy >= height) { |
a7986f7b KL |
2425 | continue; |
2426 | } | |
2427 | newMatrix[wx][wy]++; | |
2428 | } | |
2429 | } | |
2430 | // Now figure out the new value for total coverage. | |
2431 | for (int mx = 0; mx < width; mx++) { | |
2432 | for (int my = 0; my < height; my++) { | |
2433 | newOverlapTotal += newMatrix[x][y]; | |
2434 | if (newMatrix[mx][my] > 0) { | |
2435 | newOverlapN++; | |
2436 | } | |
2437 | } | |
2438 | } | |
2439 | double newOverlapAvg = (double) newOverlapTotal / (double) newOverlapN; | |
2440 | ||
2441 | if (first) { | |
2442 | // First time: just record what we got. | |
2443 | oldOverlapAvg = newOverlapAvg; | |
2444 | first = false; | |
2445 | } else { | |
2446 | // All other times: pick a new best (x, y) and save the | |
2447 | // overlap value. | |
2448 | if (newOverlapAvg < oldOverlapAvg) { | |
2449 | windowX = x; | |
2450 | windowY = y; | |
2451 | oldOverlapAvg = newOverlapAvg; | |
2452 | } | |
2453 | } | |
2454 | ||
2455 | } // for (int x = xMin; x < xMax; x++) | |
2456 | ||
2457 | } // for (int y = yMin; y < yMax; y++) | |
2458 | ||
2459 | // Finally, set the window's new coordinates. | |
2460 | window.setX(windowX); | |
2461 | window.setY(windowY); | |
2462 | } | |
2463 | ||
a69ed767 KL |
2464 | // ------------------------------------------------------------------------ |
2465 | // TImage management ------------------------------------------------------ | |
2466 | // ------------------------------------------------------------------------ | |
2467 | ||
2468 | /** | |
2469 | * Add an image to the list. Note package private access. | |
2470 | * | |
2471 | * @param image the image to add | |
2472 | * @throws IllegalArgumentException if the image is already used in | |
2473 | * another TApplication | |
2474 | */ | |
2475 | final void addImage(final TImage image) { | |
2476 | if ((image.getApplication() != null) | |
2477 | && (image.getApplication() != this) | |
2478 | ) { | |
2479 | throw new IllegalArgumentException("Image " + image + | |
2480 | " is already " + "part of application " + | |
2481 | image.getApplication()); | |
2482 | } | |
2483 | images.add(image); | |
2484 | } | |
2485 | ||
2486 | /** | |
2487 | * Remove an image from the list. Note package private access. | |
2488 | * | |
2489 | * @param image the image to remove | |
2490 | * @throws IllegalArgumentException if the image is already used in | |
2491 | * another TApplication | |
2492 | */ | |
2493 | final void removeImage(final TImage image) { | |
2494 | if ((image.getApplication() != null) | |
2495 | && (image.getApplication() != this) | |
2496 | ) { | |
2497 | throw new IllegalArgumentException("Image " + image + | |
2498 | " is already " + "part of application " + | |
2499 | image.getApplication()); | |
2500 | } | |
2501 | images.remove(image); | |
2502 | } | |
2503 | ||
2ce6dab2 KL |
2504 | // ------------------------------------------------------------------------ |
2505 | // TMenu management ------------------------------------------------------- | |
2506 | // ------------------------------------------------------------------------ | |
2507 | ||
fca67db0 KL |
2508 | /** |
2509 | * Check if a mouse event would hit either the active menu or any open | |
2510 | * sub-menus. | |
2511 | * | |
2512 | * @param mouse mouse event | |
2513 | * @return true if the mouse would hit the active menu or an open | |
2514 | * sub-menu | |
2515 | */ | |
2516 | private boolean mouseOnMenu(final TMouseEvent mouse) { | |
2517 | assert (activeMenu != null); | |
a69ed767 | 2518 | List<TMenu> menus = new ArrayList<TMenu>(subMenus); |
fca67db0 KL |
2519 | Collections.reverse(menus); |
2520 | for (TMenu menu: menus) { | |
2521 | if (menu.mouseWouldHit(mouse)) { | |
2522 | return true; | |
2523 | } | |
2524 | } | |
2525 | return activeMenu.mouseWouldHit(mouse); | |
2526 | } | |
2527 | ||
2528 | /** | |
2529 | * See if we need to switch window or activate the menu based on | |
2530 | * a mouse click. | |
2531 | * | |
2532 | * @param mouse mouse event | |
2533 | */ | |
2534 | private void checkSwitchFocus(final TMouseEvent mouse) { | |
2535 | ||
2536 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) | |
2537 | && (activeMenu != null) | |
2538 | && (mouse.getAbsoluteY() != 0) | |
2539 | && (!mouseOnMenu(mouse)) | |
2540 | ) { | |
2541 | // They clicked outside the active menu, turn it off | |
2542 | activeMenu.setActive(false); | |
2543 | activeMenu = null; | |
2544 | for (TMenu menu: subMenus) { | |
2545 | menu.setActive(false); | |
2546 | } | |
2547 | subMenus.clear(); | |
2548 | // Continue checks | |
2549 | } | |
2550 | ||
2551 | // See if they hit the menu bar | |
2552 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) | |
7c870d89 | 2553 | && (mouse.isMouse1()) |
fca67db0 KL |
2554 | && (!modalWindowActive()) |
2555 | && (mouse.getAbsoluteY() == 0) | |
2556 | ) { | |
2557 | ||
2558 | for (TMenu menu: subMenus) { | |
2559 | menu.setActive(false); | |
2560 | } | |
2561 | subMenus.clear(); | |
2562 | ||
2563 | // They selected the menu, go activate it | |
2564 | for (TMenu menu: menus) { | |
159f076d KL |
2565 | if ((mouse.getAbsoluteX() >= menu.getTitleX()) |
2566 | && (mouse.getAbsoluteX() < menu.getTitleX() | |
fca67db0 KL |
2567 | + menu.getTitle().length() + 2) |
2568 | ) { | |
2569 | menu.setActive(true); | |
2570 | activeMenu = menu; | |
2571 | } else { | |
2572 | menu.setActive(false); | |
2573 | } | |
2574 | } | |
fca67db0 KL |
2575 | return; |
2576 | } | |
2577 | ||
2578 | // See if they hit the menu bar | |
2579 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_MOTION) | |
7c870d89 | 2580 | && (mouse.isMouse1()) |
fca67db0 KL |
2581 | && (activeMenu != null) |
2582 | && (mouse.getAbsoluteY() == 0) | |
2583 | ) { | |
2584 | ||
2585 | TMenu oldMenu = activeMenu; | |
2586 | for (TMenu menu: subMenus) { | |
2587 | menu.setActive(false); | |
2588 | } | |
2589 | subMenus.clear(); | |
2590 | ||
2591 | // See if we should switch menus | |
2592 | for (TMenu menu: menus) { | |
159f076d KL |
2593 | if ((mouse.getAbsoluteX() >= menu.getTitleX()) |
2594 | && (mouse.getAbsoluteX() < menu.getTitleX() | |
fca67db0 KL |
2595 | + menu.getTitle().length() + 2) |
2596 | ) { | |
2597 | menu.setActive(true); | |
2598 | activeMenu = menu; | |
2599 | } | |
2600 | } | |
2601 | if (oldMenu != activeMenu) { | |
2602 | // They switched menus | |
2603 | oldMenu.setActive(false); | |
2604 | } | |
fca67db0 KL |
2605 | return; |
2606 | } | |
2607 | ||
72fca17b KL |
2608 | // If a menu is still active, don't switch windows |
2609 | if (activeMenu != null) { | |
fca67db0 KL |
2610 | return; |
2611 | } | |
2612 | ||
72fca17b KL |
2613 | // Only switch if there are multiple windows |
2614 | if (windows.size() < 2) { | |
fca67db0 KL |
2615 | return; |
2616 | } | |
2617 | ||
72fca17b KL |
2618 | if (((focusFollowsMouse == true) |
2619 | && (mouse.getType() == TMouseEvent.Type.MOUSE_MOTION)) | |
e23ea538 | 2620 | || (mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
72fca17b KL |
2621 | ) { |
2622 | synchronized (windows) { | |
2623 | Collections.sort(windows); | |
2624 | if (windows.get(0).isModal()) { | |
2625 | // Modal windows don't switch | |
2626 | return; | |
2627 | } | |
fca67db0 | 2628 | |
72fca17b KL |
2629 | for (TWindow window: windows) { |
2630 | assert (!window.isModal()); | |
92453213 | 2631 | |
72fca17b KL |
2632 | if (window.isHidden()) { |
2633 | assert (!window.isActive()); | |
2634 | continue; | |
2635 | } | |
92453213 | 2636 | |
72fca17b KL |
2637 | if (window.mouseWouldHit(mouse)) { |
2638 | if (window == windows.get(0)) { | |
2639 | // Clicked on the same window, nothing to do | |
2640 | assert (window.isActive()); | |
2641 | return; | |
2642 | } | |
2643 | ||
2644 | // We will be switching to another window | |
2645 | assert (windows.get(0).isActive()); | |
2646 | assert (windows.get(0) == activeWindow); | |
2647 | assert (!window.isActive()); | |
a69ed767 KL |
2648 | if (activeWindow != null) { |
2649 | activeWindow.onUnfocus(); | |
2650 | activeWindow.setActive(false); | |
2651 | activeWindow.setZ(window.getZ()); | |
2652 | } | |
72fca17b KL |
2653 | activeWindow = window; |
2654 | window.setZ(0); | |
2655 | window.setActive(true); | |
2656 | window.onFocus(); | |
bb35d919 KL |
2657 | return; |
2658 | } | |
fca67db0 | 2659 | } |
fca67db0 | 2660 | } |
72fca17b KL |
2661 | |
2662 | // Clicked on the background, nothing to do | |
2663 | return; | |
fca67db0 KL |
2664 | } |
2665 | ||
72fca17b KL |
2666 | // Nothing to do: this isn't a mouse up, or focus isn't following |
2667 | // mouse. | |
fca67db0 KL |
2668 | return; |
2669 | } | |
2670 | ||
2671 | /** | |
2672 | * Turn off the menu. | |
2673 | */ | |
928811d8 | 2674 | public final void closeMenu() { |
fca67db0 KL |
2675 | if (activeMenu != null) { |
2676 | activeMenu.setActive(false); | |
2677 | activeMenu = null; | |
2678 | for (TMenu menu: subMenus) { | |
2679 | menu.setActive(false); | |
2680 | } | |
2681 | subMenus.clear(); | |
2682 | } | |
fca67db0 KL |
2683 | } |
2684 | ||
e8a11f98 KL |
2685 | /** |
2686 | * Get a (shallow) copy of the menu list. | |
2687 | * | |
2688 | * @return a copy of the menu list | |
2689 | */ | |
2690 | public final List<TMenu> getAllMenus() { | |
a69ed767 | 2691 | return new ArrayList<TMenu>(menus); |
e8a11f98 KL |
2692 | } |
2693 | ||
2694 | /** | |
2695 | * Add a top-level menu to the list. | |
2696 | * | |
2697 | * @param menu the menu to add | |
2698 | * @throws IllegalArgumentException if the menu is already used in | |
2699 | * another TApplication | |
2700 | */ | |
2701 | public final void addMenu(final TMenu menu) { | |
2702 | if ((menu.getApplication() != null) | |
2703 | && (menu.getApplication() != this) | |
2704 | ) { | |
2705 | throw new IllegalArgumentException("Menu " + menu + " is already " + | |
2706 | "part of application " + menu.getApplication()); | |
2707 | } | |
2708 | closeMenu(); | |
2709 | menus.add(menu); | |
2710 | recomputeMenuX(); | |
2711 | } | |
2712 | ||
2713 | /** | |
2714 | * Remove a top-level menu from the list. | |
2715 | * | |
2716 | * @param menu the menu to remove | |
2717 | * @throws IllegalArgumentException if the menu is already used in | |
2718 | * another TApplication | |
2719 | */ | |
2720 | public final void removeMenu(final TMenu menu) { | |
2721 | if ((menu.getApplication() != null) | |
2722 | && (menu.getApplication() != this) | |
2723 | ) { | |
2724 | throw new IllegalArgumentException("Menu " + menu + " is already " + | |
2725 | "part of application " + menu.getApplication()); | |
2726 | } | |
2727 | closeMenu(); | |
2728 | menus.remove(menu); | |
2729 | recomputeMenuX(); | |
2730 | } | |
2731 | ||
fca67db0 KL |
2732 | /** |
2733 | * Turn off a sub-menu. | |
2734 | */ | |
928811d8 | 2735 | public final void closeSubMenu() { |
fca67db0 KL |
2736 | assert (activeMenu != null); |
2737 | TMenu item = subMenus.get(subMenus.size() - 1); | |
2738 | assert (item != null); | |
2739 | item.setActive(false); | |
2740 | subMenus.remove(subMenus.size() - 1); | |
fca67db0 KL |
2741 | } |
2742 | ||
2743 | /** | |
2744 | * Switch to the next menu. | |
2745 | * | |
2746 | * @param forward if true, then switch to the next menu in the list, | |
2747 | * otherwise switch to the previous menu in the list | |
2748 | */ | |
928811d8 | 2749 | public final void switchMenu(final boolean forward) { |
fca67db0 KL |
2750 | assert (activeMenu != null); |
2751 | ||
2752 | for (TMenu menu: subMenus) { | |
2753 | menu.setActive(false); | |
2754 | } | |
2755 | subMenus.clear(); | |
2756 | ||
2757 | for (int i = 0; i < menus.size(); i++) { | |
2758 | if (activeMenu == menus.get(i)) { | |
2759 | if (forward) { | |
2760 | if (i < menus.size() - 1) { | |
2761 | i++; | |
a69ed767 KL |
2762 | } else { |
2763 | i = 0; | |
fca67db0 KL |
2764 | } |
2765 | } else { | |
2766 | if (i > 0) { | |
2767 | i--; | |
a69ed767 KL |
2768 | } else { |
2769 | i = menus.size() - 1; | |
fca67db0 KL |
2770 | } |
2771 | } | |
2772 | activeMenu.setActive(false); | |
2773 | activeMenu = menus.get(i); | |
2774 | activeMenu.setActive(true); | |
fca67db0 KL |
2775 | return; |
2776 | } | |
2777 | } | |
2778 | } | |
2779 | ||
928811d8 | 2780 | /** |
efb7af1f KL |
2781 | * Add a menu item to the global list. If it has a keyboard accelerator, |
2782 | * that will be added the global hash. | |
928811d8 | 2783 | * |
efb7af1f | 2784 | * @param item the menu item |
928811d8 | 2785 | */ |
efb7af1f KL |
2786 | public final void addMenuItem(final TMenuItem item) { |
2787 | menuItems.add(item); | |
2788 | ||
2789 | TKeypress key = item.getKey(); | |
2790 | if (key != null) { | |
2791 | synchronized (accelerators) { | |
2792 | assert (accelerators.get(key) == null); | |
2793 | accelerators.put(key.toLowerCase(), item); | |
2794 | } | |
2795 | } | |
2796 | } | |
2797 | ||
2798 | /** | |
2799 | * Disable one menu item. | |
2800 | * | |
2801 | * @param id the menu item ID | |
2802 | */ | |
2803 | public final void disableMenuItem(final int id) { | |
2804 | for (TMenuItem item: menuItems) { | |
2805 | if (item.getId() == id) { | |
2806 | item.setEnabled(false); | |
2807 | } | |
2808 | } | |
2809 | } | |
e826b451 | 2810 | |
efb7af1f KL |
2811 | /** |
2812 | * Disable the range of menu items with ID's between lower and upper, | |
2813 | * inclusive. | |
2814 | * | |
2815 | * @param lower the lowest menu item ID | |
2816 | * @param upper the highest menu item ID | |
2817 | */ | |
2818 | public final void disableMenuItems(final int lower, final int upper) { | |
2819 | for (TMenuItem item: menuItems) { | |
2820 | if ((item.getId() >= lower) && (item.getId() <= upper)) { | |
2821 | item.setEnabled(false); | |
a69ed767 | 2822 | item.getParent().activate(0); |
efb7af1f KL |
2823 | } |
2824 | } | |
2825 | } | |
2826 | ||
2827 | /** | |
2828 | * Enable one menu item. | |
2829 | * | |
2830 | * @param id the menu item ID | |
2831 | */ | |
2832 | public final void enableMenuItem(final int id) { | |
2833 | for (TMenuItem item: menuItems) { | |
2834 | if (item.getId() == id) { | |
2835 | item.setEnabled(true); | |
a69ed767 | 2836 | item.getParent().activate(0); |
efb7af1f KL |
2837 | } |
2838 | } | |
2839 | } | |
2840 | ||
2841 | /** | |
2842 | * Enable the range of menu items with ID's between lower and upper, | |
2843 | * inclusive. | |
2844 | * | |
2845 | * @param lower the lowest menu item ID | |
2846 | * @param upper the highest menu item ID | |
2847 | */ | |
2848 | public final void enableMenuItems(final int lower, final int upper) { | |
2849 | for (TMenuItem item: menuItems) { | |
2850 | if ((item.getId() >= lower) && (item.getId() <= upper)) { | |
2851 | item.setEnabled(true); | |
a69ed767 | 2852 | item.getParent().activate(0); |
efb7af1f | 2853 | } |
e826b451 | 2854 | } |
928811d8 KL |
2855 | } |
2856 | ||
2857 | /** | |
2858 | * Recompute menu x positions based on their title length. | |
2859 | */ | |
2860 | public final void recomputeMenuX() { | |
2861 | int x = 0; | |
2862 | for (TMenu menu: menus) { | |
2863 | menu.setX(x); | |
159f076d | 2864 | menu.setTitleX(x); |
928811d8 | 2865 | x += menu.getTitle().length() + 2; |
68c5cd6b KL |
2866 | |
2867 | // Don't let the menu window exceed the screen width | |
2868 | int rightEdge = menu.getX() + menu.getWidth(); | |
2869 | if (rightEdge > getScreen().getWidth()) { | |
2870 | menu.setX(getScreen().getWidth() - menu.getWidth()); | |
2871 | } | |
928811d8 KL |
2872 | } |
2873 | } | |
2874 | ||
b2d49e0f KL |
2875 | /** |
2876 | * Post an event to process. | |
2877 | * | |
2878 | * @param event new event to add to the queue | |
2879 | */ | |
2880 | public final void postEvent(final TInputEvent event) { | |
2881 | synchronized (this) { | |
2882 | synchronized (fillEventQueue) { | |
2883 | fillEventQueue.add(event); | |
2884 | } | |
2885 | if (debugThreads) { | |
2886 | System.err.println(System.currentTimeMillis() + " " + | |
2887 | Thread.currentThread() + " postEvent() wake up main"); | |
2888 | } | |
2889 | this.notify(); | |
2890 | } | |
2891 | } | |
2892 | ||
928811d8 KL |
2893 | /** |
2894 | * Post an event to process and turn off the menu. | |
2895 | * | |
2896 | * @param event new event to add to the queue | |
2897 | */ | |
5dfd1c11 | 2898 | public final void postMenuEvent(final TInputEvent event) { |
be72cb5c KL |
2899 | synchronized (this) { |
2900 | synchronized (fillEventQueue) { | |
2901 | fillEventQueue.add(event); | |
2902 | } | |
2903 | if (debugThreads) { | |
2904 | System.err.println(System.currentTimeMillis() + " " + | |
2905 | Thread.currentThread() + " postMenuEvent() wake up main"); | |
2906 | } | |
2907 | closeMenu(); | |
2908 | this.notify(); | |
8e688b92 | 2909 | } |
928811d8 KL |
2910 | } |
2911 | ||
2912 | /** | |
2913 | * Add a sub-menu to the list of open sub-menus. | |
2914 | * | |
2915 | * @param menu sub-menu | |
2916 | */ | |
2917 | public final void addSubMenu(final TMenu menu) { | |
2918 | subMenus.add(menu); | |
2919 | } | |
2920 | ||
8e688b92 KL |
2921 | /** |
2922 | * Convenience function to add a top-level menu. | |
2923 | * | |
2924 | * @param title menu title | |
2925 | * @return the new menu | |
2926 | */ | |
87a17f3c | 2927 | public final TMenu addMenu(final String title) { |
8e688b92 KL |
2928 | int x = 0; |
2929 | int y = 0; | |
2930 | TMenu menu = new TMenu(this, x, y, title); | |
2931 | menus.add(menu); | |
2932 | recomputeMenuX(); | |
2933 | return menu; | |
2934 | } | |
2935 | ||
e23ea538 KL |
2936 | /** |
2937 | * Convenience function to add a default tools (hamburger) menu. | |
2938 | * | |
2939 | * @return the new menu | |
2940 | */ | |
2941 | public final TMenu addToolMenu() { | |
2942 | TMenu toolMenu = addMenu(i18n.getString("toolMenuTitle")); | |
2943 | toolMenu.addDefaultItem(TMenu.MID_REPAINT); | |
2944 | toolMenu.addDefaultItem(TMenu.MID_VIEW_IMAGE); | |
2945 | toolMenu.addDefaultItem(TMenu.MID_CHANGE_FONT); | |
2946 | TStatusBar toolStatusBar = toolMenu.newStatusBar(i18n. | |
2947 | getString("toolMenuStatus")); | |
2948 | toolStatusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
2949 | return toolMenu; | |
2950 | } | |
2951 | ||
8e688b92 KL |
2952 | /** |
2953 | * Convenience function to add a default "File" menu. | |
2954 | * | |
2955 | * @return the new menu | |
2956 | */ | |
2957 | public final TMenu addFileMenu() { | |
339652cc | 2958 | TMenu fileMenu = addMenu(i18n.getString("fileMenuTitle")); |
8e688b92 KL |
2959 | fileMenu.addDefaultItem(TMenu.MID_OPEN_FILE); |
2960 | fileMenu.addSeparator(); | |
2961 | fileMenu.addDefaultItem(TMenu.MID_SHELL); | |
2962 | fileMenu.addDefaultItem(TMenu.MID_EXIT); | |
339652cc KL |
2963 | TStatusBar statusBar = fileMenu.newStatusBar(i18n. |
2964 | getString("fileMenuStatus")); | |
2965 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
2966 | return fileMenu; |
2967 | } | |
2968 | ||
2969 | /** | |
2970 | * Convenience function to add a default "Edit" menu. | |
2971 | * | |
2972 | * @return the new menu | |
2973 | */ | |
2974 | public final TMenu addEditMenu() { | |
339652cc | 2975 | TMenu editMenu = addMenu(i18n.getString("editMenuTitle")); |
8e688b92 KL |
2976 | editMenu.addDefaultItem(TMenu.MID_CUT); |
2977 | editMenu.addDefaultItem(TMenu.MID_COPY); | |
2978 | editMenu.addDefaultItem(TMenu.MID_PASTE); | |
2979 | editMenu.addDefaultItem(TMenu.MID_CLEAR); | |
339652cc KL |
2980 | TStatusBar statusBar = editMenu.newStatusBar(i18n. |
2981 | getString("editMenuStatus")); | |
2982 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
2983 | return editMenu; |
2984 | } | |
2985 | ||
2986 | /** | |
2987 | * Convenience function to add a default "Window" menu. | |
2988 | * | |
2989 | * @return the new menu | |
2990 | */ | |
c6940ed9 | 2991 | public final TMenu addWindowMenu() { |
339652cc | 2992 | TMenu windowMenu = addMenu(i18n.getString("windowMenuTitle")); |
8e688b92 KL |
2993 | windowMenu.addDefaultItem(TMenu.MID_TILE); |
2994 | windowMenu.addDefaultItem(TMenu.MID_CASCADE); | |
2995 | windowMenu.addDefaultItem(TMenu.MID_CLOSE_ALL); | |
2996 | windowMenu.addSeparator(); | |
2997 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_MOVE); | |
2998 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_ZOOM); | |
2999 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_NEXT); | |
3000 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_PREVIOUS); | |
3001 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_CLOSE); | |
339652cc KL |
3002 | TStatusBar statusBar = windowMenu.newStatusBar(i18n. |
3003 | getString("windowMenuStatus")); | |
3004 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
3005 | return windowMenu; |
3006 | } | |
3007 | ||
55d2b2c2 KL |
3008 | /** |
3009 | * Convenience function to add a default "Help" menu. | |
3010 | * | |
3011 | * @return the new menu | |
3012 | */ | |
3013 | public final TMenu addHelpMenu() { | |
339652cc | 3014 | TMenu helpMenu = addMenu(i18n.getString("helpMenuTitle")); |
55d2b2c2 KL |
3015 | helpMenu.addDefaultItem(TMenu.MID_HELP_CONTENTS); |
3016 | helpMenu.addDefaultItem(TMenu.MID_HELP_INDEX); | |
3017 | helpMenu.addDefaultItem(TMenu.MID_HELP_SEARCH); | |
3018 | helpMenu.addDefaultItem(TMenu.MID_HELP_PREVIOUS); | |
3019 | helpMenu.addDefaultItem(TMenu.MID_HELP_HELP); | |
3020 | helpMenu.addDefaultItem(TMenu.MID_HELP_ACTIVE_FILE); | |
3021 | helpMenu.addSeparator(); | |
3022 | helpMenu.addDefaultItem(TMenu.MID_ABOUT); | |
339652cc KL |
3023 | TStatusBar statusBar = helpMenu.newStatusBar(i18n. |
3024 | getString("helpMenuStatus")); | |
3025 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
55d2b2c2 KL |
3026 | return helpMenu; |
3027 | } | |
3028 | ||
2ce6dab2 KL |
3029 | // ------------------------------------------------------------------------ |
3030 | // TTimer management ------------------------------------------------------ | |
3031 | // ------------------------------------------------------------------------ | |
3032 | ||
8e688b92 | 3033 | /** |
2ce6dab2 KL |
3034 | * Get the amount of time I can sleep before missing a Timer tick. |
3035 | * | |
3036 | * @param timeout = initial (maximum) timeout in millis | |
3037 | * @return number of milliseconds between now and the next timer event | |
8e688b92 | 3038 | */ |
2ce6dab2 KL |
3039 | private long getSleepTime(final long timeout) { |
3040 | Date now = new Date(); | |
3041 | long nowTime = now.getTime(); | |
3042 | long sleepTime = timeout; | |
2ce6dab2 | 3043 | |
be72cb5c KL |
3044 | synchronized (timers) { |
3045 | for (TTimer timer: timers) { | |
3046 | long nextTickTime = timer.getNextTick().getTime(); | |
3047 | if (nextTickTime < nowTime) { | |
3048 | return 0; | |
3049 | } | |
3050 | ||
3051 | long timeDifference = nextTickTime - nowTime; | |
3052 | if (timeDifference < sleepTime) { | |
3053 | sleepTime = timeDifference; | |
3054 | } | |
8e688b92 KL |
3055 | } |
3056 | } | |
be72cb5c | 3057 | |
2ce6dab2 KL |
3058 | assert (sleepTime >= 0); |
3059 | assert (sleepTime <= timeout); | |
3060 | return sleepTime; | |
8e688b92 KL |
3061 | } |
3062 | ||
d502a0e9 KL |
3063 | /** |
3064 | * Convenience function to add a timer. | |
3065 | * | |
3066 | * @param duration number of milliseconds to wait between ticks | |
3067 | * @param recurring if true, re-schedule this timer after every tick | |
3068 | * @param action function to call when button is pressed | |
c6940ed9 | 3069 | * @return the timer |
d502a0e9 KL |
3070 | */ |
3071 | public final TTimer addTimer(final long duration, final boolean recurring, | |
3072 | final TAction action) { | |
3073 | ||
3074 | TTimer timer = new TTimer(duration, recurring, action); | |
3075 | synchronized (timers) { | |
3076 | timers.add(timer); | |
3077 | } | |
3078 | return timer; | |
3079 | } | |
3080 | ||
3081 | /** | |
3082 | * Convenience function to remove a timer. | |
3083 | * | |
3084 | * @param timer timer to remove | |
3085 | */ | |
3086 | public final void removeTimer(final TTimer timer) { | |
3087 | synchronized (timers) { | |
3088 | timers.remove(timer); | |
3089 | } | |
3090 | } | |
3091 | ||
2ce6dab2 KL |
3092 | // ------------------------------------------------------------------------ |
3093 | // Other TWindow constructors --------------------------------------------- | |
3094 | // ------------------------------------------------------------------------ | |
3095 | ||
c6940ed9 KL |
3096 | /** |
3097 | * Convenience function to spawn a message box. | |
3098 | * | |
3099 | * @param title window title, will be centered along the top border | |
3100 | * @param caption message to display. Use embedded newlines to get a | |
3101 | * multi-line box. | |
3102 | * @return the new message box | |
3103 | */ | |
3104 | public final TMessageBox messageBox(final String title, | |
3105 | final String caption) { | |
3106 | ||
3107 | return new TMessageBox(this, title, caption, TMessageBox.Type.OK); | |
3108 | } | |
3109 | ||
3110 | /** | |
3111 | * Convenience function to spawn a message box. | |
3112 | * | |
3113 | * @param title window title, will be centered along the top border | |
3114 | * @param caption message to display. Use embedded newlines to get a | |
3115 | * multi-line box. | |
3116 | * @param type one of the TMessageBox.Type constants. Default is | |
3117 | * Type.OK. | |
3118 | * @return the new message box | |
3119 | */ | |
3120 | public final TMessageBox messageBox(final String title, | |
3121 | final String caption, final TMessageBox.Type type) { | |
3122 | ||
3123 | return new TMessageBox(this, title, caption, type); | |
3124 | } | |
3125 | ||
3126 | /** | |
3127 | * Convenience function to spawn an input box. | |
3128 | * | |
3129 | * @param title window title, will be centered along the top border | |
3130 | * @param caption message to display. Use embedded newlines to get a | |
3131 | * multi-line box. | |
3132 | * @return the new input box | |
3133 | */ | |
3134 | public final TInputBox inputBox(final String title, final String caption) { | |
3135 | ||
3136 | return new TInputBox(this, title, caption); | |
3137 | } | |
3138 | ||
3139 | /** | |
3140 | * Convenience function to spawn an input box. | |
3141 | * | |
3142 | * @param title window title, will be centered along the top border | |
3143 | * @param caption message to display. Use embedded newlines to get a | |
3144 | * multi-line box. | |
3145 | * @param text initial text to seed the field with | |
3146 | * @return the new input box | |
3147 | */ | |
3148 | public final TInputBox inputBox(final String title, final String caption, | |
3149 | final String text) { | |
3150 | ||
3151 | return new TInputBox(this, title, caption, text); | |
3152 | } | |
1ac2ccb1 | 3153 | |
72b6bd90 KL |
3154 | /** |
3155 | * Convenience function to spawn an input box. | |
3156 | * | |
3157 | * @param title window title, will be centered along the top border | |
3158 | * @param caption message to display. Use embedded newlines to get a | |
3159 | * multi-line box. | |
3160 | * @param text initial text to seed the field with | |
3161 | * @param type one of the Type constants. Default is Type.OK. | |
3162 | * @return the new input box | |
3163 | */ | |
3164 | public final TInputBox inputBox(final String title, final String caption, | |
3165 | final String text, final TInputBox.Type type) { | |
3166 | ||
3167 | return new TInputBox(this, title, caption, text, type); | |
3168 | } | |
3169 | ||
34a42e78 KL |
3170 | /** |
3171 | * Convenience function to open a terminal window. | |
3172 | * | |
3173 | * @param x column relative to parent | |
3174 | * @param y row relative to parent | |
3175 | * @return the terminal new window | |
3176 | */ | |
3177 | public final TTerminalWindow openTerminal(final int x, final int y) { | |
3178 | return openTerminal(x, y, TWindow.RESIZABLE); | |
3179 | } | |
3180 | ||
a69ed767 KL |
3181 | /** |
3182 | * Convenience function to open a terminal window. | |
3183 | * | |
3184 | * @param x column relative to parent | |
3185 | * @param y row relative to parent | |
3186 | * @param closeOnExit if true, close the window when the command exits | |
3187 | * @return the terminal new window | |
3188 | */ | |
3189 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3190 | final boolean closeOnExit) { | |
3191 | ||
3192 | return openTerminal(x, y, TWindow.RESIZABLE, closeOnExit); | |
3193 | } | |
3194 | ||
34a42e78 KL |
3195 | /** |
3196 | * Convenience function to open a terminal window. | |
3197 | * | |
3198 | * @param x column relative to parent | |
3199 | * @param y row relative to parent | |
3200 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3201 | * @return the terminal new window | |
3202 | */ | |
3203 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3204 | final int flags) { | |
3205 | ||
3206 | return new TTerminalWindow(this, x, y, flags); | |
3207 | } | |
3208 | ||
a69ed767 KL |
3209 | /** |
3210 | * Convenience function to open a terminal window. | |
3211 | * | |
3212 | * @param x column relative to parent | |
3213 | * @param y row relative to parent | |
3214 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3215 | * @param closeOnExit if true, close the window when the command exits | |
3216 | * @return the terminal new window | |
3217 | */ | |
3218 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3219 | final int flags, final boolean closeOnExit) { | |
3220 | ||
3221 | return new TTerminalWindow(this, x, y, flags, closeOnExit); | |
3222 | } | |
3223 | ||
6f8ff91a KL |
3224 | /** |
3225 | * Convenience function to open a terminal window and execute a custom | |
3226 | * command line inside it. | |
3227 | * | |
3228 | * @param x column relative to parent | |
3229 | * @param y row relative to parent | |
3230 | * @param commandLine the command line to execute | |
3231 | * @return the terminal new window | |
3232 | */ | |
3233 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3234 | final String commandLine) { | |
3235 | ||
3236 | return openTerminal(x, y, TWindow.RESIZABLE, commandLine); | |
3237 | } | |
3238 | ||
a69ed767 KL |
3239 | /** |
3240 | * Convenience function to open a terminal window and execute a custom | |
3241 | * command line inside it. | |
3242 | * | |
3243 | * @param x column relative to parent | |
3244 | * @param y row relative to parent | |
3245 | * @param commandLine the command line to execute | |
3246 | * @param closeOnExit if true, close the window when the command exits | |
3247 | * @return the terminal new window | |
3248 | */ | |
3249 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3250 | final String commandLine, final boolean closeOnExit) { | |
3251 | ||
3252 | return openTerminal(x, y, TWindow.RESIZABLE, commandLine, closeOnExit); | |
3253 | } | |
3254 | ||
a0d734e6 KL |
3255 | /** |
3256 | * Convenience function to open a terminal window and execute a custom | |
3257 | * command line inside it. | |
3258 | * | |
3259 | * @param x column relative to parent | |
3260 | * @param y row relative to parent | |
3261 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3262 | * @param command the command line to execute | |
3263 | * @return the terminal new window | |
3264 | */ | |
3265 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3266 | final int flags, final String [] command) { | |
3267 | ||
3268 | return new TTerminalWindow(this, x, y, flags, command); | |
3269 | } | |
3270 | ||
a69ed767 KL |
3271 | /** |
3272 | * Convenience function to open a terminal window and execute a custom | |
3273 | * command line inside it. | |
3274 | * | |
3275 | * @param x column relative to parent | |
3276 | * @param y row relative to parent | |
3277 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3278 | * @param command the command line to execute | |
3279 | * @param closeOnExit if true, close the window when the command exits | |
3280 | * @return the terminal new window | |
3281 | */ | |
3282 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3283 | final int flags, final String [] command, final boolean closeOnExit) { | |
3284 | ||
3285 | return new TTerminalWindow(this, x, y, flags, command, closeOnExit); | |
3286 | } | |
3287 | ||
6f8ff91a KL |
3288 | /** |
3289 | * Convenience function to open a terminal window and execute a custom | |
3290 | * command line inside it. | |
3291 | * | |
3292 | * @param x column relative to parent | |
3293 | * @param y row relative to parent | |
3294 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3295 | * @param commandLine the command line to execute | |
3296 | * @return the terminal new window | |
3297 | */ | |
3298 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3299 | final int flags, final String commandLine) { | |
3300 | ||
a0d734e6 | 3301 | return new TTerminalWindow(this, x, y, flags, commandLine.split("\\s")); |
6f8ff91a KL |
3302 | } |
3303 | ||
a69ed767 KL |
3304 | /** |
3305 | * Convenience function to open a terminal window and execute a custom | |
3306 | * command line inside it. | |
3307 | * | |
3308 | * @param x column relative to parent | |
3309 | * @param y row relative to parent | |
3310 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3311 | * @param commandLine the command line to execute | |
3312 | * @param closeOnExit if true, close the window when the command exits | |
3313 | * @return the terminal new window | |
3314 | */ | |
3315 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3316 | final int flags, final String commandLine, final boolean closeOnExit) { | |
3317 | ||
3318 | return new TTerminalWindow(this, x, y, flags, commandLine.split("\\s"), | |
3319 | closeOnExit); | |
3320 | } | |
3321 | ||
0d47c546 KL |
3322 | /** |
3323 | * Convenience function to spawn an file open box. | |
3324 | * | |
3325 | * @param path path of selected file | |
3326 | * @return the result of the new file open box | |
329fd62e | 3327 | * @throws IOException if java.io operation throws |
0d47c546 KL |
3328 | */ |
3329 | public final String fileOpenBox(final String path) throws IOException { | |
3330 | ||
3331 | TFileOpenBox box = new TFileOpenBox(this, path, TFileOpenBox.Type.OPEN); | |
3332 | return box.getFilename(); | |
3333 | } | |
3334 | ||
3335 | /** | |
3336 | * Convenience function to spawn an file open box. | |
3337 | * | |
3338 | * @param path path of selected file | |
3339 | * @param type one of the Type constants | |
3340 | * @return the result of the new file open box | |
329fd62e | 3341 | * @throws IOException if java.io operation throws |
0d47c546 KL |
3342 | */ |
3343 | public final String fileOpenBox(final String path, | |
3344 | final TFileOpenBox.Type type) throws IOException { | |
3345 | ||
3346 | TFileOpenBox box = new TFileOpenBox(this, path, type); | |
3347 | return box.getFilename(); | |
3348 | } | |
3349 | ||
a69ed767 KL |
3350 | /** |
3351 | * Convenience function to spawn a file open box. | |
3352 | * | |
3353 | * @param path path of selected file | |
3354 | * @param type one of the Type constants | |
3355 | * @param filter a string that files must match to be displayed | |
3356 | * @return the result of the new file open box | |
3357 | * @throws IOException of a java.io operation throws | |
3358 | */ | |
3359 | public final String fileOpenBox(final String path, | |
3360 | final TFileOpenBox.Type type, final String filter) throws IOException { | |
3361 | ||
3362 | ArrayList<String> filters = new ArrayList<String>(); | |
3363 | filters.add(filter); | |
3364 | ||
3365 | TFileOpenBox box = new TFileOpenBox(this, path, type, filters); | |
3366 | return box.getFilename(); | |
3367 | } | |
3368 | ||
3369 | /** | |
3370 | * Convenience function to spawn a file open box. | |
3371 | * | |
3372 | * @param path path of selected file | |
3373 | * @param type one of the Type constants | |
3374 | * @param filters a list of strings that files must match to be displayed | |
3375 | * @return the result of the new file open box | |
3376 | * @throws IOException of a java.io operation throws | |
3377 | */ | |
3378 | public final String fileOpenBox(final String path, | |
3379 | final TFileOpenBox.Type type, | |
3380 | final List<String> filters) throws IOException { | |
3381 | ||
3382 | TFileOpenBox box = new TFileOpenBox(this, path, type, filters); | |
3383 | return box.getFilename(); | |
3384 | } | |
3385 | ||
92453213 KL |
3386 | /** |
3387 | * Convenience function to create a new window and make it active. | |
3388 | * Window will be located at (0, 0). | |
3389 | * | |
3390 | * @param title window title, will be centered along the top border | |
3391 | * @param width width of window | |
3392 | * @param height height of window | |
43ad7b6c | 3393 | * @return the new window |
92453213 KL |
3394 | */ |
3395 | public final TWindow addWindow(final String title, final int width, | |
3396 | final int height) { | |
3397 | ||
3398 | TWindow window = new TWindow(this, title, 0, 0, width, height); | |
3399 | return window; | |
3400 | } | |
1978ad50 | 3401 | |
92453213 KL |
3402 | /** |
3403 | * Convenience function to create a new window and make it active. | |
3404 | * Window will be located at (0, 0). | |
3405 | * | |
3406 | * @param title window title, will be centered along the top border | |
3407 | * @param width width of window | |
3408 | * @param height height of window | |
3409 | * @param flags bitmask of RESIZABLE, CENTERED, or MODAL | |
43ad7b6c | 3410 | * @return the new window |
92453213 KL |
3411 | */ |
3412 | public final TWindow addWindow(final String title, | |
3413 | final int width, final int height, final int flags) { | |
3414 | ||
3415 | TWindow window = new TWindow(this, title, 0, 0, width, height, flags); | |
3416 | return window; | |
3417 | } | |
3418 | ||
3419 | /** | |
3420 | * Convenience function to create a new window and make it active. | |
3421 | * | |
3422 | * @param title window title, will be centered along the top border | |
3423 | * @param x column relative to parent | |
3424 | * @param y row relative to parent | |
3425 | * @param width width of window | |
3426 | * @param height height of window | |
43ad7b6c | 3427 | * @return the new window |
92453213 KL |
3428 | */ |
3429 | public final TWindow addWindow(final String title, | |
3430 | final int x, final int y, final int width, final int height) { | |
3431 | ||
3432 | TWindow window = new TWindow(this, title, x, y, width, height); | |
3433 | return window; | |
3434 | } | |
3435 | ||
3436 | /** | |
3437 | * Convenience function to create a new window and make it active. | |
3438 | * | |
92453213 KL |
3439 | * @param title window title, will be centered along the top border |
3440 | * @param x column relative to parent | |
3441 | * @param y row relative to parent | |
3442 | * @param width width of window | |
3443 | * @param height height of window | |
3444 | * @param flags mask of RESIZABLE, CENTERED, or MODAL | |
43ad7b6c | 3445 | * @return the new window |
92453213 KL |
3446 | */ |
3447 | public final TWindow addWindow(final String title, | |
3448 | final int x, final int y, final int width, final int height, | |
3449 | final int flags) { | |
3450 | ||
3451 | TWindow window = new TWindow(this, title, x, y, width, height, flags); | |
3452 | return window; | |
3453 | } | |
3454 | ||
7d4115a5 | 3455 | } |