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 | 49 | import jexer.bits.CellAttributes; |
54eaded0 | 50 | import jexer.bits.Clipboard; |
4328bb42 | 51 | import jexer.bits.ColorTheme; |
e820d5dd | 52 | import jexer.bits.StringUtils; |
4328bb42 KL |
53 | import jexer.event.TCommandEvent; |
54 | import jexer.event.TInputEvent; | |
55 | import jexer.event.TKeypressEvent; | |
fca67db0 | 56 | import jexer.event.TMenuEvent; |
4328bb42 KL |
57 | import jexer.event.TMouseEvent; |
58 | import jexer.event.TResizeEvent; | |
59 | import jexer.backend.Backend; | |
be72cb5c | 60 | import jexer.backend.MultiBackend; |
a69ed767 | 61 | import jexer.backend.Screen; |
a4406f4e | 62 | import jexer.backend.SwingBackend; |
4328bb42 | 63 | import jexer.backend.ECMA48Backend; |
3e074355 | 64 | import jexer.backend.TWindowBackend; |
928811d8 KL |
65 | import jexer.menu.TMenu; |
66 | import jexer.menu.TMenuItem; | |
1dac6b8d | 67 | import jexer.menu.TSubMenu; |
4328bb42 | 68 | import static jexer.TCommand.*; |
2ce6dab2 | 69 | import static jexer.TKeypress.*; |
4328bb42 | 70 | |
7d4115a5 | 71 | /** |
42873e30 KL |
72 | * TApplication is the main driver class for a full Text User Interface |
73 | * application. It manages windows, provides a menu bar and status bar, and | |
74 | * processes events received from the user. | |
7d4115a5 | 75 | */ |
a4406f4e | 76 | public class TApplication implements Runnable { |
7d4115a5 | 77 | |
339652cc KL |
78 | /** |
79 | * Translated strings. | |
80 | */ | |
81 | private static final ResourceBundle i18n = ResourceBundle.getBundle(TApplication.class.getName()); | |
82 | ||
2ce6dab2 | 83 | // ------------------------------------------------------------------------ |
d36057df | 84 | // Constants -------------------------------------------------------------- |
2ce6dab2 KL |
85 | // ------------------------------------------------------------------------ |
86 | ||
99144c71 KL |
87 | /** |
88 | * If true, emit thread stuff to System.err. | |
89 | */ | |
90 | private static final boolean debugThreads = false; | |
91 | ||
a83fea2b KL |
92 | /** |
93 | * If true, emit events being processed to System.err. | |
94 | */ | |
95 | private static final boolean debugEvents = false; | |
96 | ||
a7986f7b KL |
97 | /** |
98 | * If true, do "smart placement" on new windows that are not specified to | |
99 | * be centered. | |
100 | */ | |
101 | private static final boolean smartWindowPlacement = true; | |
102 | ||
a4406f4e KL |
103 | /** |
104 | * Two backend types are available. | |
105 | */ | |
106 | public static enum BackendType { | |
107 | /** | |
108 | * A Swing JFrame. | |
109 | */ | |
110 | SWING, | |
111 | ||
112 | /** | |
113 | * An ECMA48 / ANSI X3.64 / XTERM style terminal. | |
114 | */ | |
115 | ECMA48, | |
116 | ||
117 | /** | |
329fd62e | 118 | * Synonym for ECMA48. |
a4406f4e KL |
119 | */ |
120 | XTERM | |
121 | } | |
122 | ||
2ce6dab2 | 123 | // ------------------------------------------------------------------------ |
d36057df | 124 | // Variables -------------------------------------------------------------- |
2ce6dab2 KL |
125 | // ------------------------------------------------------------------------ |
126 | ||
d36057df KL |
127 | /** |
128 | * The primary event handler thread. | |
129 | */ | |
130 | private volatile WidgetEventHandler primaryEventHandler; | |
131 | ||
132 | /** | |
133 | * The secondary event handler thread. | |
134 | */ | |
135 | private volatile WidgetEventHandler secondaryEventHandler; | |
136 | ||
d14e2d78 KL |
137 | /** |
138 | * The screen handler thread. | |
139 | */ | |
140 | private volatile ScreenHandler screenHandler; | |
141 | ||
d36057df KL |
142 | /** |
143 | * The widget receiving events from the secondary event handler thread. | |
144 | */ | |
145 | private volatile TWidget secondaryEventReceiver; | |
146 | ||
147 | /** | |
148 | * Access to the physical screen, keyboard, and mouse. | |
149 | */ | |
150 | private Backend backend; | |
151 | ||
54eaded0 KL |
152 | /** |
153 | * The clipboard for copy and paste. | |
154 | */ | |
155 | private Clipboard clipboard = new Clipboard(); | |
156 | ||
d36057df KL |
157 | /** |
158 | * Actual mouse coordinate X. | |
159 | */ | |
160 | private int mouseX; | |
161 | ||
162 | /** | |
163 | * Actual mouse coordinate Y. | |
164 | */ | |
165 | private int mouseY; | |
166 | ||
167 | /** | |
168 | * Old version of mouse coordinate X. | |
169 | */ | |
170 | private int oldMouseX; | |
171 | ||
172 | /** | |
173 | * Old version mouse coordinate Y. | |
174 | */ | |
175 | private int oldMouseY; | |
176 | ||
a69ed767 KL |
177 | /** |
178 | * Old drawn version of mouse coordinate X. | |
179 | */ | |
180 | private int oldDrawnMouseX; | |
181 | ||
182 | /** | |
183 | * Old drawn version mouse coordinate Y. | |
184 | */ | |
185 | private int oldDrawnMouseY; | |
186 | ||
187 | /** | |
188 | * Old drawn version mouse cell. | |
189 | */ | |
190 | private Cell oldDrawnMouseCell = new Cell(); | |
191 | ||
d36057df KL |
192 | /** |
193 | * The last mouse up click time, used to determine if this is a mouse | |
194 | * double-click. | |
195 | */ | |
196 | private long lastMouseUpTime; | |
197 | ||
198 | /** | |
199 | * The amount of millis between mouse up events to assume a double-click. | |
200 | */ | |
201 | private long doubleClickTime = 250; | |
202 | ||
203 | /** | |
204 | * Event queue that is filled by run(). | |
205 | */ | |
206 | private List<TInputEvent> fillEventQueue; | |
207 | ||
208 | /** | |
209 | * Event queue that will be drained by either primary or secondary | |
210 | * Thread. | |
211 | */ | |
212 | private List<TInputEvent> drainEventQueue; | |
213 | ||
214 | /** | |
215 | * Top-level menus in this application. | |
216 | */ | |
217 | private List<TMenu> menus; | |
218 | ||
219 | /** | |
220 | * Stack of activated sub-menus in this application. | |
221 | */ | |
222 | private List<TMenu> subMenus; | |
223 | ||
224 | /** | |
225 | * The currently active menu. | |
226 | */ | |
227 | private TMenu activeMenu = null; | |
228 | ||
229 | /** | |
230 | * Active keyboard accelerators. | |
231 | */ | |
232 | private Map<TKeypress, TMenuItem> accelerators; | |
233 | ||
234 | /** | |
235 | * All menu items. | |
236 | */ | |
237 | private List<TMenuItem> menuItems; | |
238 | ||
239 | /** | |
240 | * Windows and widgets pull colors from this ColorTheme. | |
241 | */ | |
242 | private ColorTheme theme; | |
243 | ||
244 | /** | |
245 | * The top-level windows (but not menus). | |
246 | */ | |
247 | private List<TWindow> windows; | |
248 | ||
249 | /** | |
250 | * The currently acive window. | |
251 | */ | |
252 | private TWindow activeWindow = null; | |
253 | ||
254 | /** | |
255 | * Timers that are being ticked. | |
256 | */ | |
257 | private List<TTimer> timers; | |
258 | ||
259 | /** | |
260 | * When true, the application has been started. | |
261 | */ | |
262 | private volatile boolean started = false; | |
263 | ||
264 | /** | |
265 | * When true, exit the application. | |
266 | */ | |
267 | private volatile boolean quit = false; | |
268 | ||
269 | /** | |
270 | * When true, repaint the entire screen. | |
271 | */ | |
272 | private volatile boolean repaint = true; | |
273 | ||
274 | /** | |
275 | * Y coordinate of the top edge of the desktop. For now this is a | |
276 | * constant. Someday it would be nice to have a multi-line menu or | |
277 | * toolbars. | |
278 | */ | |
2bb26984 | 279 | private int desktopTop = 1; |
d36057df KL |
280 | |
281 | /** | |
282 | * Y coordinate of the bottom edge of the desktop. | |
283 | */ | |
284 | private int desktopBottom; | |
285 | ||
286 | /** | |
287 | * An optional TDesktop background window that is drawn underneath | |
288 | * everything else. | |
289 | */ | |
290 | private TDesktop desktop; | |
291 | ||
292 | /** | |
293 | * If true, focus follows mouse: windows automatically raised if the | |
294 | * mouse passes over them. | |
295 | */ | |
296 | private boolean focusFollowsMouse = false; | |
297 | ||
80b1b7b5 KL |
298 | /** |
299 | * If true, display a text-based mouse cursor. | |
300 | */ | |
301 | private boolean textMouse = true; | |
302 | ||
303 | /** | |
304 | * If true, hide the mouse after typing a keystroke. | |
305 | */ | |
306 | private boolean hideMouseWhenTyping = false; | |
307 | ||
308 | /** | |
309 | * If true, the mouse should not be displayed because a keystroke was | |
310 | * typed. | |
311 | */ | |
312 | private boolean typingHidMouse = false; | |
313 | ||
2bb26984 KL |
314 | /** |
315 | * If true, hide the status bar. | |
316 | */ | |
317 | private boolean hideStatusBar = false; | |
318 | ||
319 | /** | |
320 | * If true, hide the menu bar. | |
321 | */ | |
322 | private boolean hideMenuBar = false; | |
323 | ||
a69ed767 KL |
324 | /** |
325 | * The list of commands to run before the next I/O check. | |
326 | */ | |
327 | private List<Runnable> invokeLaters = new LinkedList<Runnable>(); | |
328 | ||
ea544542 KL |
329 | /** |
330 | * The last time the screen was resized. | |
331 | */ | |
332 | private long screenResizeTime = 0; | |
333 | ||
54eaded0 KL |
334 | /** |
335 | * If true, screen selection is a rectangle. | |
336 | */ | |
337 | private boolean screenSelectionRectangle = false; | |
338 | ||
339 | /** | |
340 | * If true, the mouse is dragging a screen selection. | |
341 | */ | |
342 | private boolean inScreenSelection = false; | |
343 | ||
344 | /** | |
345 | * Screen selection starting X. | |
346 | */ | |
347 | private int screenSelectionX0; | |
348 | ||
349 | /** | |
350 | * Screen selection starting Y. | |
351 | */ | |
352 | private int screenSelectionY0; | |
353 | ||
354 | /** | |
355 | * Screen selection ending X. | |
356 | */ | |
357 | private int screenSelectionX1; | |
358 | ||
359 | /** | |
360 | * Screen selection ending Y. | |
361 | */ | |
362 | private int screenSelectionY1; | |
363 | ||
c6940ed9 KL |
364 | /** |
365 | * WidgetEventHandler is the main event consumer loop. There are at most | |
366 | * two such threads in existence: the primary for normal case and a | |
367 | * secondary that is used for TMessageBox, TInputBox, and similar. | |
368 | */ | |
369 | private class WidgetEventHandler implements Runnable { | |
370 | /** | |
371 | * The main application. | |
372 | */ | |
373 | private TApplication application; | |
374 | ||
375 | /** | |
376 | * Whether or not this WidgetEventHandler is the primary or secondary | |
377 | * thread. | |
378 | */ | |
379 | private boolean primary = true; | |
380 | ||
381 | /** | |
382 | * Public constructor. | |
383 | * | |
384 | * @param application the main application | |
385 | * @param primary if true, this is the primary event handler thread | |
386 | */ | |
387 | public WidgetEventHandler(final TApplication application, | |
388 | final boolean primary) { | |
389 | ||
390 | this.application = application; | |
391 | this.primary = primary; | |
392 | } | |
393 | ||
394 | /** | |
395 | * The consumer loop. | |
396 | */ | |
397 | public void run() { | |
a69ed767 KL |
398 | // Wrap everything in a try, so that if we go belly up we can let |
399 | // the user have their terminal back. | |
400 | try { | |
401 | runImpl(); | |
402 | } catch (Throwable t) { | |
403 | this.application.restoreConsole(); | |
404 | t.printStackTrace(); | |
405 | this.application.exit(); | |
406 | } | |
407 | } | |
408 | ||
409 | /** | |
410 | * The consumer loop. | |
411 | */ | |
412 | private void runImpl() { | |
be72cb5c | 413 | boolean first = true; |
c6940ed9 KL |
414 | |
415 | // Loop forever | |
416 | while (!application.quit) { | |
417 | ||
418 | // Wait until application notifies me | |
419 | while (!application.quit) { | |
420 | try { | |
421 | synchronized (application.drainEventQueue) { | |
422 | if (application.drainEventQueue.size() > 0) { | |
423 | break; | |
424 | } | |
425 | } | |
92554d64 | 426 | |
be72cb5c KL |
427 | long timeout = 0; |
428 | if (first) { | |
429 | first = false; | |
430 | } else { | |
431 | timeout = application.getSleepTime(1000); | |
432 | } | |
433 | ||
434 | if (timeout == 0) { | |
435 | // A timer needs to fire, break out. | |
436 | break; | |
437 | } | |
92554d64 | 438 | |
be72cb5c | 439 | if (debugThreads) { |
a69ed767 | 440 | System.err.printf("%d %s %s %s sleep %d millis\n", |
be72cb5c | 441 | System.currentTimeMillis(), this, |
a69ed767 KL |
442 | primary ? "primary" : "secondary", |
443 | Thread.currentThread(), timeout); | |
be72cb5c | 444 | } |
92554d64 | 445 | |
be72cb5c KL |
446 | synchronized (this) { |
447 | this.wait(timeout); | |
448 | } | |
92554d64 | 449 | |
be72cb5c | 450 | if (debugThreads) { |
a69ed767 | 451 | System.err.printf("%d %s %s %s AWAKE\n", |
be72cb5c | 452 | System.currentTimeMillis(), this, |
a69ed767 KL |
453 | primary ? "primary" : "secondary", |
454 | Thread.currentThread()); | |
be72cb5c KL |
455 | } |
456 | ||
457 | if ((!primary) | |
458 | && (application.secondaryEventReceiver == null) | |
459 | ) { | |
460 | // Secondary thread, emergency exit. If we got | |
461 | // here then something went wrong with the | |
462 | // handoff between yield() and closeWindow(). | |
463 | synchronized (application.primaryEventHandler) { | |
464 | application.primaryEventHandler.notify(); | |
c6940ed9 | 465 | } |
be72cb5c KL |
466 | application.secondaryEventHandler = null; |
467 | throw new RuntimeException("secondary exited " + | |
468 | "at wrong time"); | |
c6940ed9 | 469 | } |
be72cb5c | 470 | break; |
c6940ed9 KL |
471 | } catch (InterruptedException e) { |
472 | // SQUASH | |
473 | } | |
be72cb5c | 474 | } // while (!application.quit) |
ef368bd0 | 475 | |
c6940ed9 KL |
476 | // Pull all events off the queue |
477 | for (;;) { | |
478 | TInputEvent event = null; | |
479 | synchronized (application.drainEventQueue) { | |
480 | if (application.drainEventQueue.size() == 0) { | |
481 | break; | |
482 | } | |
483 | event = application.drainEventQueue.remove(0); | |
484 | } | |
be72cb5c KL |
485 | |
486 | // We will have an event to process, so repaint the | |
487 | // screen at the end. | |
bd8d51fa | 488 | application.repaint = true; |
be72cb5c | 489 | |
c6940ed9 KL |
490 | if (primary) { |
491 | primaryHandleEvent(event); | |
492 | } else { | |
493 | secondaryHandleEvent(event); | |
494 | } | |
495 | if ((!primary) | |
496 | && (application.secondaryEventReceiver == null) | |
497 | ) { | |
99144c71 KL |
498 | // Secondary thread, time to exit. |
499 | ||
a69ed767 KL |
500 | // Eliminate my reference so that wakeEventHandler() |
501 | // resumes working on the primary. | |
502 | application.secondaryEventHandler = null; | |
503 | ||
b9724916 KL |
504 | // We are ready to exit, wake up the primary thread. |
505 | // Remember that it is currently sleeping inside its | |
506 | // primaryHandleEvent(). | |
92554d64 KL |
507 | synchronized (application.primaryEventHandler) { |
508 | application.primaryEventHandler.notify(); | |
509 | } | |
92554d64 KL |
510 | |
511 | // All done! | |
c6940ed9 KL |
512 | return; |
513 | } | |
92554d64 | 514 | |
be72cb5c | 515 | } // for (;;) |
ef368bd0 | 516 | |
be72cb5c KL |
517 | // Fire timers, update screen. |
518 | if (!quit) { | |
519 | application.finishEventProcessing(); | |
c6940ed9 | 520 | } |
92554d64 | 521 | |
c6940ed9 KL |
522 | } // while (true) (main runnable loop) |
523 | } | |
524 | } | |
525 | ||
d14e2d78 KL |
526 | /** |
527 | * ScreenHandler pushes screen updates to the physical device. | |
528 | */ | |
529 | private class ScreenHandler implements Runnable { | |
530 | /** | |
531 | * The main application. | |
532 | */ | |
533 | private TApplication application; | |
534 | ||
535 | /** | |
536 | * The dirty flag. | |
537 | */ | |
538 | private boolean dirty = false; | |
539 | ||
540 | /** | |
541 | * Public constructor. | |
542 | * | |
543 | * @param application the main application | |
544 | */ | |
545 | public ScreenHandler(final TApplication application) { | |
546 | this.application = application; | |
547 | } | |
548 | ||
549 | /** | |
550 | * The screen update loop. | |
551 | */ | |
552 | public void run() { | |
553 | // Wrap everything in a try, so that if we go belly up we can let | |
554 | // the user have their terminal back. | |
555 | try { | |
556 | runImpl(); | |
557 | } catch (Throwable t) { | |
558 | this.application.restoreConsole(); | |
559 | t.printStackTrace(); | |
560 | this.application.exit(); | |
561 | } | |
562 | } | |
563 | ||
564 | /** | |
565 | * The update loop. | |
566 | */ | |
567 | private void runImpl() { | |
568 | ||
569 | // Loop forever | |
570 | while (!application.quit) { | |
571 | ||
572 | // Wait until application notifies me | |
573 | while (!application.quit) { | |
574 | try { | |
575 | synchronized (this) { | |
576 | if (dirty) { | |
577 | dirty = false; | |
578 | break; | |
579 | } | |
580 | ||
581 | // Always check within 50 milliseconds. | |
582 | this.wait(50); | |
583 | } | |
584 | } catch (InterruptedException e) { | |
585 | // SQUASH | |
586 | } | |
587 | } // while (!application.quit) | |
588 | ||
e820d5dd | 589 | // Flush the screen contents |
d14e2d78 KL |
590 | if (debugThreads) { |
591 | System.err.printf("%d %s backend.flushScreen()\n", | |
592 | System.currentTimeMillis(), Thread.currentThread()); | |
593 | } | |
594 | synchronized (getScreen()) { | |
595 | backend.flushScreen(); | |
596 | } | |
597 | } // while (true) (main runnable loop) | |
598 | ||
599 | // Shutdown the user I/O thread(s) | |
600 | backend.shutdown(); | |
601 | } | |
602 | ||
603 | /** | |
604 | * Set the dirty flag. | |
605 | */ | |
606 | public void setDirty() { | |
607 | synchronized (this) { | |
608 | dirty = true; | |
609 | } | |
610 | } | |
611 | ||
612 | } | |
613 | ||
d36057df KL |
614 | // ------------------------------------------------------------------------ |
615 | // Constructors ----------------------------------------------------------- | |
616 | // ------------------------------------------------------------------------ | |
c6940ed9 KL |
617 | |
618 | /** | |
d36057df KL |
619 | * Public constructor. |
620 | * | |
621 | * @param backendType BackendType.XTERM, BackendType.ECMA48 or | |
622 | * BackendType.SWING | |
623 | * @param windowWidth the number of text columns to start with | |
624 | * @param windowHeight the number of text rows to start with | |
625 | * @param fontSize the size in points | |
626 | * @throws UnsupportedEncodingException if an exception is thrown when | |
627 | * creating the InputStreamReader | |
c6940ed9 | 628 | */ |
d36057df KL |
629 | public TApplication(final BackendType backendType, final int windowWidth, |
630 | final int windowHeight, final int fontSize) | |
631 | throws UnsupportedEncodingException { | |
c6940ed9 | 632 | |
d36057df KL |
633 | switch (backendType) { |
634 | case SWING: | |
635 | backend = new SwingBackend(this, windowWidth, windowHeight, | |
636 | fontSize); | |
637 | break; | |
638 | case XTERM: | |
639 | // Fall through... | |
640 | case ECMA48: | |
641 | backend = new ECMA48Backend(this, null, null, windowWidth, | |
642 | windowHeight, fontSize); | |
643 | break; | |
644 | default: | |
645 | throw new IllegalArgumentException("Invalid backend type: " | |
646 | + backendType); | |
647 | } | |
648 | TApplicationImpl(); | |
649 | } | |
c6940ed9 | 650 | |
92554d64 | 651 | /** |
d36057df KL |
652 | * Public constructor. |
653 | * | |
654 | * @param backendType BackendType.XTERM, BackendType.ECMA48 or | |
655 | * BackendType.SWING | |
656 | * @throws UnsupportedEncodingException if an exception is thrown when | |
657 | * creating the InputStreamReader | |
92554d64 | 658 | */ |
d36057df KL |
659 | public TApplication(final BackendType backendType) |
660 | throws UnsupportedEncodingException { | |
b2d49e0f | 661 | |
d36057df KL |
662 | switch (backendType) { |
663 | case SWING: | |
664 | // The default SwingBackend is 80x25, 20 pt font. If you want to | |
665 | // change that, you can pass the extra arguments to the | |
666 | // SwingBackend constructor here. For example, if you wanted | |
667 | // 90x30, 16 pt font: | |
668 | // | |
669 | // backend = new SwingBackend(this, 90, 30, 16); | |
670 | backend = new SwingBackend(this); | |
671 | break; | |
672 | case XTERM: | |
673 | // Fall through... | |
674 | case ECMA48: | |
675 | backend = new ECMA48Backend(this, null, null); | |
676 | break; | |
677 | default: | |
678 | throw new IllegalArgumentException("Invalid backend type: " | |
679 | + backendType); | |
92554d64 | 680 | } |
d36057df | 681 | TApplicationImpl(); |
92554d64 KL |
682 | } |
683 | ||
7d4115a5 | 684 | /** |
d36057df | 685 | * Public constructor. The backend type will be BackendType.ECMA48. |
55d2b2c2 | 686 | * |
d36057df KL |
687 | * @param input an InputStream connected to the remote user, or null for |
688 | * System.in. If System.in is used, then on non-Windows systems it will | |
689 | * be put in raw mode; shutdown() will (blindly!) put System.in in cooked | |
690 | * mode. input is always converted to a Reader with UTF-8 encoding. | |
691 | * @param output an OutputStream connected to the remote user, or null | |
692 | * for System.out. output is always converted to a Writer with UTF-8 | |
693 | * encoding. | |
694 | * @throws UnsupportedEncodingException if an exception is thrown when | |
695 | * creating the InputStreamReader | |
55d2b2c2 | 696 | */ |
d36057df KL |
697 | public TApplication(final InputStream input, |
698 | final OutputStream output) throws UnsupportedEncodingException { | |
699 | ||
700 | backend = new ECMA48Backend(this, input, output); | |
701 | TApplicationImpl(); | |
55d2b2c2 KL |
702 | } |
703 | ||
48e27807 | 704 | /** |
d36057df | 705 | * Public constructor. The backend type will be BackendType.ECMA48. |
48e27807 | 706 | * |
d36057df KL |
707 | * @param input the InputStream underlying 'reader'. Its available() |
708 | * method is used to determine if reader.read() will block or not. | |
709 | * @param reader a Reader connected to the remote user. | |
710 | * @param writer a PrintWriter connected to the remote user. | |
711 | * @param setRawMode if true, set System.in into raw mode with stty. | |
712 | * This should in general not be used. It is here solely for Demo3, | |
713 | * which uses System.in. | |
714 | * @throws IllegalArgumentException if input, reader, or writer are null. | |
48e27807 | 715 | */ |
d36057df KL |
716 | public TApplication(final InputStream input, final Reader reader, |
717 | final PrintWriter writer, final boolean setRawMode) { | |
718 | ||
719 | backend = new ECMA48Backend(this, input, reader, writer, setRawMode); | |
720 | TApplicationImpl(); | |
48e27807 KL |
721 | } |
722 | ||
4328bb42 | 723 | /** |
d36057df KL |
724 | * Public constructor. The backend type will be BackendType.ECMA48. |
725 | * | |
726 | * @param input the InputStream underlying 'reader'. Its available() | |
727 | * method is used to determine if reader.read() will block or not. | |
728 | * @param reader a Reader connected to the remote user. | |
729 | * @param writer a PrintWriter connected to the remote user. | |
730 | * @throws IllegalArgumentException if input, reader, or writer are null. | |
4328bb42 | 731 | */ |
d36057df KL |
732 | public TApplication(final InputStream input, final Reader reader, |
733 | final PrintWriter writer) { | |
4328bb42 | 734 | |
d36057df KL |
735 | this(input, reader, writer, false); |
736 | } | |
4328bb42 | 737 | |
bd8d51fa | 738 | /** |
d36057df KL |
739 | * Public constructor. This hook enables use with new non-Jexer |
740 | * backends. | |
741 | * | |
742 | * @param backend a Backend that is already ready to go. | |
bd8d51fa | 743 | */ |
d36057df KL |
744 | public TApplication(final Backend backend) { |
745 | this.backend = backend; | |
746 | backend.setListener(this); | |
747 | TApplicationImpl(); | |
748 | } | |
bd8d51fa KL |
749 | |
750 | /** | |
d36057df | 751 | * Finish construction once the backend is set. |
bd8d51fa | 752 | */ |
d36057df | 753 | private void TApplicationImpl() { |
2bb26984 KL |
754 | // Text block mouse option |
755 | if (System.getProperty("jexer.textMouse", "true").equals("false")) { | |
756 | textMouse = false; | |
757 | } | |
758 | ||
759 | // Hide mouse when typing option | |
760 | if (System.getProperty("jexer.hideMouseWhenTyping", | |
761 | "false").equals("true")) { | |
762 | ||
763 | hideMouseWhenTyping = true; | |
764 | } | |
765 | ||
766 | // Hide status bar option | |
767 | if (System.getProperty("jexer.hideStatusBar", | |
768 | "false").equals("true")) { | |
769 | hideStatusBar = true; | |
770 | } | |
771 | ||
772 | // Hide menu bar option | |
773 | if (System.getProperty("jexer.hideMenuBar", "false").equals("true")) { | |
774 | hideMenuBar = true; | |
775 | } | |
776 | ||
d36057df | 777 | theme = new ColorTheme(); |
2bb26984 KL |
778 | desktopTop = (hideMenuBar ? 0 : 1); |
779 | desktopBottom = getScreen().getHeight() - 1 + (hideStatusBar ? 1 : 0); | |
a69ed767 KL |
780 | fillEventQueue = new LinkedList<TInputEvent>(); |
781 | drainEventQueue = new LinkedList<TInputEvent>(); | |
d36057df | 782 | windows = new LinkedList<TWindow>(); |
a69ed767 KL |
783 | menus = new ArrayList<TMenu>(); |
784 | subMenus = new ArrayList<TMenu>(); | |
d36057df KL |
785 | timers = new LinkedList<TTimer>(); |
786 | accelerators = new HashMap<TKeypress, TMenuItem>(); | |
a69ed767 | 787 | menuItems = new LinkedList<TMenuItem>(); |
d36057df | 788 | desktop = new TDesktop(this); |
bd8d51fa | 789 | |
d36057df KL |
790 | // Special case: the Swing backend needs to have a timer to drive its |
791 | // blink state. | |
792 | if ((backend instanceof SwingBackend) | |
793 | || (backend instanceof MultiBackend) | |
794 | ) { | |
795 | // Default to 500 millis, unless a SwingBackend has its own | |
796 | // value. | |
797 | long millis = 500; | |
798 | if (backend instanceof SwingBackend) { | |
799 | millis = ((SwingBackend) backend).getBlinkMillis(); | |
800 | } | |
801 | if (millis > 0) { | |
802 | addTimer(millis, true, | |
803 | new TAction() { | |
804 | public void DO() { | |
805 | TApplication.this.doRepaint(); | |
806 | } | |
807 | } | |
808 | ); | |
809 | } | |
810 | } | |
80b1b7b5 | 811 | |
d36057df | 812 | } |
b6faeac0 | 813 | |
d36057df KL |
814 | // ------------------------------------------------------------------------ |
815 | // Runnable --------------------------------------------------------------- | |
816 | // ------------------------------------------------------------------------ | |
b6faeac0 | 817 | |
4328bb42 | 818 | /** |
d36057df | 819 | * Run this application until it exits. |
4328bb42 | 820 | */ |
d36057df | 821 | public void run() { |
abb84744 KL |
822 | // System.err.println("*** TApplication.run() begins ***"); |
823 | ||
d14e2d78 KL |
824 | // Start the screen updater thread |
825 | screenHandler = new ScreenHandler(this); | |
826 | (new Thread(screenHandler)).start(); | |
827 | ||
d36057df KL |
828 | // Start the main consumer thread |
829 | primaryEventHandler = new WidgetEventHandler(this, true); | |
830 | (new Thread(primaryEventHandler)).start(); | |
8e688b92 | 831 | |
d36057df | 832 | started = true; |
4328bb42 | 833 | |
d36057df KL |
834 | while (!quit) { |
835 | synchronized (this) { | |
836 | boolean doWait = false; | |
fca67db0 | 837 | |
d36057df KL |
838 | if (!backend.hasEvents()) { |
839 | synchronized (fillEventQueue) { | |
840 | if (fillEventQueue.size() == 0) { | |
841 | doWait = true; | |
842 | } | |
843 | } | |
844 | } | |
fca67db0 | 845 | |
d36057df KL |
846 | if (doWait) { |
847 | // No I/O to dispatch, so wait until the backend | |
848 | // provides new I/O. | |
849 | try { | |
850 | if (debugThreads) { | |
851 | System.err.println(System.currentTimeMillis() + | |
a69ed767 | 852 | " " + Thread.currentThread() + " MAIN sleep"); |
d36057df | 853 | } |
fca67db0 | 854 | |
d36057df | 855 | this.wait(); |
e826b451 | 856 | |
d36057df KL |
857 | if (debugThreads) { |
858 | System.err.println(System.currentTimeMillis() + | |
a69ed767 | 859 | " " + Thread.currentThread() + " MAIN AWAKE"); |
d36057df KL |
860 | } |
861 | } catch (InterruptedException e) { | |
862 | // I'm awake and don't care why, let's see what's | |
863 | // going on out there. | |
864 | } | |
865 | } | |
efb7af1f | 866 | |
d36057df | 867 | } // synchronized (this) |
7b5261bc | 868 | |
d36057df KL |
869 | synchronized (fillEventQueue) { |
870 | // Pull any pending I/O events | |
871 | backend.getEvents(fillEventQueue); | |
4328bb42 | 872 | |
d36057df KL |
873 | // Dispatch each event to the appropriate handler, one at a |
874 | // time. | |
875 | for (;;) { | |
876 | TInputEvent event = null; | |
877 | if (fillEventQueue.size() == 0) { | |
878 | break; | |
879 | } | |
880 | event = fillEventQueue.remove(0); | |
881 | metaHandleEvent(event); | |
882 | } | |
883 | } | |
a06459bd | 884 | |
d36057df KL |
885 | // Wake a consumer thread if we have any pending events. |
886 | if (drainEventQueue.size() > 0) { | |
887 | wakeEventHandler(); | |
888 | } | |
92453213 | 889 | |
d36057df | 890 | } // while (!quit) |
d502a0e9 | 891 | |
d36057df KL |
892 | // Shutdown the event consumer threads |
893 | if (secondaryEventHandler != null) { | |
894 | synchronized (secondaryEventHandler) { | |
895 | secondaryEventHandler.notify(); | |
896 | } | |
897 | } | |
898 | if (primaryEventHandler != null) { | |
899 | synchronized (primaryEventHandler) { | |
900 | primaryEventHandler.notify(); | |
901 | } | |
902 | } | |
b2d49e0f | 903 | |
d36057df KL |
904 | // Close all the windows. This gives them an opportunity to release |
905 | // resources. | |
906 | closeAllWindows(); | |
4328bb42 | 907 | |
955c55b7 KL |
908 | // Close the desktop. |
909 | if (desktop != null) { | |
910 | setDesktop(null); | |
911 | } | |
912 | ||
abb84744 KL |
913 | // Give the overarching application an opportunity to release |
914 | // resources. | |
915 | onExit(); | |
916 | ||
917 | // System.err.println("*** TApplication.run() exits ***"); | |
be72cb5c KL |
918 | } |
919 | ||
d36057df KL |
920 | // ------------------------------------------------------------------------ |
921 | // Event handlers --------------------------------------------------------- | |
922 | // ------------------------------------------------------------------------ | |
48e27807 KL |
923 | |
924 | /** | |
d36057df KL |
925 | * Method that TApplication subclasses can override to handle menu or |
926 | * posted command events. | |
48e27807 | 927 | * |
d36057df KL |
928 | * @param command command event |
929 | * @return if true, this event was consumed | |
48e27807 | 930 | */ |
d36057df KL |
931 | protected boolean onCommand(final TCommandEvent command) { |
932 | // Default: handle cmExit | |
933 | if (command.equals(cmExit)) { | |
934 | if (messageBox(i18n.getString("exitDialogTitle"), | |
935 | i18n.getString("exitDialogText"), | |
a69ed767 KL |
936 | TMessageBox.Type.YESNO).isYes()) { |
937 | ||
d36057df KL |
938 | exit(); |
939 | } | |
940 | return true; | |
941 | } | |
48e27807 | 942 | |
d36057df KL |
943 | if (command.equals(cmShell)) { |
944 | openTerminal(0, 0, TWindow.RESIZABLE); | |
945 | return true; | |
946 | } | |
4328bb42 | 947 | |
d36057df KL |
948 | if (command.equals(cmTile)) { |
949 | tileWindows(); | |
950 | return true; | |
951 | } | |
952 | if (command.equals(cmCascade)) { | |
953 | cascadeWindows(); | |
954 | return true; | |
955 | } | |
956 | if (command.equals(cmCloseAll)) { | |
957 | closeAllWindows(); | |
958 | return true; | |
959 | } | |
0ee88b6d | 960 | |
2bb26984 | 961 | if (command.equals(cmMenu) && (hideMenuBar == false)) { |
d36057df KL |
962 | if (!modalWindowActive() && (activeMenu == null)) { |
963 | if (menus.size() > 0) { | |
964 | menus.get(0).setActive(true); | |
965 | activeMenu = menus.get(0); | |
966 | return true; | |
967 | } | |
968 | } | |
0ee88b6d | 969 | } |
0ee88b6d | 970 | |
d36057df | 971 | return false; |
0ee88b6d KL |
972 | } |
973 | ||
92453213 | 974 | /** |
d36057df KL |
975 | * Method that TApplication subclasses can override to handle menu |
976 | * events. | |
92453213 | 977 | * |
d36057df KL |
978 | * @param menu menu event |
979 | * @return if true, this event was consumed | |
92453213 | 980 | */ |
d36057df | 981 | protected boolean onMenu(final TMenuEvent menu) { |
92453213 | 982 | |
d36057df KL |
983 | // Default: handle MID_EXIT |
984 | if (menu.getId() == TMenu.MID_EXIT) { | |
985 | if (messageBox(i18n.getString("exitDialogTitle"), | |
986 | i18n.getString("exitDialogText"), | |
a69ed767 KL |
987 | TMessageBox.Type.YESNO).isYes()) { |
988 | ||
d36057df KL |
989 | exit(); |
990 | } | |
991 | return true; | |
992 | } | |
92453213 | 993 | |
d36057df KL |
994 | if (menu.getId() == TMenu.MID_SHELL) { |
995 | openTerminal(0, 0, TWindow.RESIZABLE); | |
996 | return true; | |
997 | } | |
72fca17b | 998 | |
d36057df KL |
999 | if (menu.getId() == TMenu.MID_TILE) { |
1000 | tileWindows(); | |
1001 | return true; | |
1002 | } | |
1003 | if (menu.getId() == TMenu.MID_CASCADE) { | |
1004 | cascadeWindows(); | |
1005 | return true; | |
1006 | } | |
1007 | if (menu.getId() == TMenu.MID_CLOSE_ALL) { | |
1008 | closeAllWindows(); | |
1009 | return true; | |
1010 | } | |
e23ea538 KL |
1011 | if (menu.getId() == TMenu.MID_ABOUT) { |
1012 | showAboutDialog(); | |
1013 | return true; | |
1014 | } | |
d36057df | 1015 | if (menu.getId() == TMenu.MID_REPAINT) { |
a69ed767 | 1016 | getScreen().clearPhysical(); |
d36057df KL |
1017 | doRepaint(); |
1018 | return true; | |
1019 | } | |
e23ea538 KL |
1020 | if (menu.getId() == TMenu.MID_VIEW_IMAGE) { |
1021 | openImage(); | |
1022 | return true; | |
1023 | } | |
a75902fa | 1024 | if (menu.getId() == TMenu.MID_SCREEN_OPTIONS) { |
e23ea538 KL |
1025 | new TFontChooserWindow(this); |
1026 | return true; | |
1027 | } | |
d36057df | 1028 | return false; |
72fca17b KL |
1029 | } |
1030 | ||
1031 | /** | |
d36057df | 1032 | * Method that TApplication subclasses can override to handle keystrokes. |
72fca17b | 1033 | * |
d36057df KL |
1034 | * @param keypress keystroke event |
1035 | * @return if true, this event was consumed | |
72fca17b | 1036 | */ |
d36057df KL |
1037 | protected boolean onKeypress(final TKeypressEvent keypress) { |
1038 | // Default: only menu shortcuts | |
72fca17b | 1039 | |
d36057df KL |
1040 | // Process Alt-F, Alt-E, etc. menu shortcut keys |
1041 | if (!keypress.getKey().isFnKey() | |
1042 | && keypress.getKey().isAlt() | |
1043 | && !keypress.getKey().isCtrl() | |
1044 | && (activeMenu == null) | |
1045 | && !modalWindowActive() | |
2bb26984 | 1046 | && (hideMenuBar == false) |
d36057df | 1047 | ) { |
2ce6dab2 | 1048 | |
d36057df | 1049 | assert (subMenus.size() == 0); |
2ce6dab2 | 1050 | |
d36057df KL |
1051 | for (TMenu menu: menus) { |
1052 | if (Character.toLowerCase(menu.getMnemonic().getShortcut()) | |
1053 | == Character.toLowerCase(keypress.getKey().getChar()) | |
1054 | ) { | |
1055 | activeMenu = menu; | |
1056 | menu.setActive(true); | |
1057 | return true; | |
1058 | } | |
1059 | } | |
1060 | } | |
1061 | ||
1062 | return false; | |
1063 | } | |
2ce6dab2 | 1064 | |
eb29bbb5 | 1065 | /** |
d36057df | 1066 | * Process background events, and update the screen. |
eb29bbb5 | 1067 | */ |
d36057df KL |
1068 | private void finishEventProcessing() { |
1069 | if (debugThreads) { | |
1070 | System.err.printf(System.currentTimeMillis() + " " + | |
1071 | Thread.currentThread() + " finishEventProcessing()\n"); | |
1072 | } | |
eb29bbb5 | 1073 | |
d36057df KL |
1074 | // Process timers and call doIdle()'s |
1075 | doIdle(); | |
1076 | ||
1077 | // Update the screen | |
1078 | synchronized (getScreen()) { | |
1079 | drawAll(); | |
1080 | } | |
1081 | ||
d14e2d78 KL |
1082 | // Wake up the screen repainter |
1083 | wakeScreenHandler(); | |
1084 | ||
d36057df KL |
1085 | if (debugThreads) { |
1086 | System.err.printf(System.currentTimeMillis() + " " + | |
1087 | Thread.currentThread() + " finishEventProcessing() END\n"); | |
eb29bbb5 | 1088 | } |
eb29bbb5 KL |
1089 | } |
1090 | ||
4328bb42 | 1091 | /** |
d36057df KL |
1092 | * Peek at certain application-level events, add to eventQueue, and wake |
1093 | * up the consuming Thread. | |
4328bb42 | 1094 | * |
d36057df | 1095 | * @param event the input event to consume |
a4406f4e | 1096 | */ |
d36057df | 1097 | private void metaHandleEvent(final TInputEvent event) { |
a4406f4e | 1098 | |
d36057df KL |
1099 | if (debugEvents) { |
1100 | System.err.printf(String.format("metaHandleEvents event: %s\n", | |
1101 | event)); System.err.flush(); | |
a4406f4e | 1102 | } |
6985c572 | 1103 | |
d36057df KL |
1104 | if (quit) { |
1105 | // Do no more processing if the application is already trying | |
1106 | // to exit. | |
1107 | return; | |
1108 | } | |
30bd4abd | 1109 | |
d36057df | 1110 | // Special application-wide events ------------------------------- |
c6940ed9 | 1111 | |
d36057df KL |
1112 | // Abort everything |
1113 | if (event instanceof TCommandEvent) { | |
1114 | TCommandEvent command = (TCommandEvent) event; | |
abb84744 | 1115 | if (command.equals(cmAbort)) { |
d36057df KL |
1116 | exit(); |
1117 | return; | |
be72cb5c KL |
1118 | } |
1119 | } | |
4328bb42 | 1120 | |
d36057df KL |
1121 | synchronized (drainEventQueue) { |
1122 | // Screen resize | |
1123 | if (event instanceof TResizeEvent) { | |
1124 | TResizeEvent resize = (TResizeEvent) event; | |
1125 | synchronized (getScreen()) { | |
ea544542 KL |
1126 | if ((System.currentTimeMillis() - screenResizeTime >= 15) |
1127 | || (resize.getWidth() < getScreen().getWidth()) | |
1128 | || (resize.getHeight() < getScreen().getHeight()) | |
1129 | ) { | |
1130 | getScreen().setDimensions(resize.getWidth(), | |
1131 | resize.getHeight()); | |
1132 | screenResizeTime = System.currentTimeMillis(); | |
1133 | } | |
d36057df | 1134 | desktopBottom = getScreen().getHeight() - 1; |
2bb26984 KL |
1135 | if (hideStatusBar) { |
1136 | desktopBottom++; | |
1137 | } | |
d36057df KL |
1138 | mouseX = 0; |
1139 | mouseY = 0; | |
1140 | oldMouseX = 0; | |
1141 | oldMouseY = 0; | |
1142 | } | |
1143 | if (desktop != null) { | |
2bc32111 KL |
1144 | desktop.setDimensions(0, desktopTop, resize.getWidth(), |
1145 | (desktopBottom - desktopTop)); | |
5434cb2b | 1146 | desktop.onResize(resize); |
d36057df | 1147 | } |
2ce6dab2 | 1148 | |
d36057df KL |
1149 | // Change menu edges if needed. |
1150 | recomputeMenuX(); | |
be72cb5c | 1151 | |
d36057df KL |
1152 | // We are dirty, redraw the screen. |
1153 | doRepaint(); | |
be72cb5c | 1154 | |
d36057df KL |
1155 | /* |
1156 | System.err.println("New screen: " + resize.getWidth() + | |
1157 | " x " + resize.getHeight()); | |
1158 | */ | |
1159 | return; | |
1160 | } | |
be72cb5c | 1161 | |
d36057df KL |
1162 | // Put into the main queue |
1163 | drainEventQueue.add(event); | |
be72cb5c KL |
1164 | } |
1165 | } | |
1166 | ||
4328bb42 | 1167 | /** |
d36057df KL |
1168 | * Dispatch one event to the appropriate widget or application-level |
1169 | * event handler. This is the primary event handler, it has the normal | |
1170 | * application-wide event handling. | |
bd8d51fa | 1171 | * |
d36057df KL |
1172 | * @param event the input event to consume |
1173 | * @see #secondaryHandleEvent(TInputEvent event) | |
4328bb42 | 1174 | */ |
d36057df KL |
1175 | private void primaryHandleEvent(final TInputEvent event) { |
1176 | ||
1177 | if (debugEvents) { | |
a69ed767 KL |
1178 | System.err.printf("%s primaryHandleEvent: %s\n", |
1179 | Thread.currentThread(), event); | |
7b5261bc | 1180 | } |
d36057df | 1181 | TMouseEvent doubleClick = null; |
4328bb42 | 1182 | |
d36057df | 1183 | // Special application-wide events ----------------------------------- |
339652cc | 1184 | |
80b1b7b5 KL |
1185 | if (event instanceof TKeypressEvent) { |
1186 | if (hideMouseWhenTyping) { | |
1187 | typingHidMouse = true; | |
1188 | } | |
1189 | } | |
1190 | ||
d36057df KL |
1191 | // Peek at the mouse position |
1192 | if (event instanceof TMouseEvent) { | |
80b1b7b5 KL |
1193 | typingHidMouse = false; |
1194 | ||
d36057df | 1195 | TMouseEvent mouse = (TMouseEvent) event; |
54eaded0 KL |
1196 | if (mouse.isMouse1() && (mouse.isShift() || mouse.isCtrl())) { |
1197 | // Screen selection. | |
1198 | if (inScreenSelection) { | |
1199 | screenSelectionX1 = mouse.getX(); | |
1200 | screenSelectionY1 = mouse.getY(); | |
1201 | } else { | |
1202 | inScreenSelection = true; | |
1203 | screenSelectionX0 = mouse.getX(); | |
1204 | screenSelectionY0 = mouse.getY(); | |
1205 | screenSelectionX1 = mouse.getX(); | |
1206 | screenSelectionY1 = mouse.getY(); | |
1207 | screenSelectionRectangle = mouse.isCtrl(); | |
1208 | } | |
1209 | } else { | |
1210 | if (inScreenSelection) { | |
1211 | getScreen().copySelection(clipboard, screenSelectionX0, | |
1212 | screenSelectionY0, screenSelectionX1, screenSelectionY1, | |
1213 | screenSelectionRectangle); | |
1214 | } | |
1215 | inScreenSelection = false; | |
1216 | } | |
1217 | ||
d36057df KL |
1218 | if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { |
1219 | oldMouseX = mouseX; | |
1220 | oldMouseY = mouseY; | |
1221 | mouseX = mouse.getX(); | |
1222 | mouseY = mouse.getY(); | |
1223 | } else { | |
e23ea538 KL |
1224 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
1225 | && (!mouse.isMouseWheelUp()) | |
1226 | && (!mouse.isMouseWheelDown()) | |
1227 | ) { | |
d36057df KL |
1228 | if ((mouse.getTime().getTime() - lastMouseUpTime) < |
1229 | doubleClickTime) { | |
99144c71 | 1230 | |
d36057df KL |
1231 | // This is a double-click. |
1232 | doubleClick = new TMouseEvent(TMouseEvent.Type. | |
1233 | MOUSE_DOUBLE_CLICK, | |
1234 | mouse.getX(), mouse.getY(), | |
1235 | mouse.getAbsoluteX(), mouse.getAbsoluteY(), | |
1236 | mouse.isMouse1(), mouse.isMouse2(), | |
1237 | mouse.isMouse3(), | |
6e9daafb KL |
1238 | mouse.isMouseWheelUp(), mouse.isMouseWheelDown(), |
1239 | mouse.isAlt(), mouse.isCtrl(), mouse.isShift()); | |
d36057df KL |
1240 | |
1241 | } else { | |
1242 | // The first click of a potential double-click. | |
1243 | lastMouseUpTime = mouse.getTime().getTime(); | |
1244 | } | |
1d14ffab | 1245 | } |
bd8d51fa | 1246 | } |
7b5261bc | 1247 | |
d36057df KL |
1248 | // See if we need to switch focus to another window or the menu |
1249 | checkSwitchFocus((TMouseEvent) event); | |
99144c71 KL |
1250 | } |
1251 | ||
d36057df KL |
1252 | // Handle menu events |
1253 | if ((activeMenu != null) && !(event instanceof TCommandEvent)) { | |
1254 | TMenu menu = activeMenu; | |
7b5261bc | 1255 | |
d36057df KL |
1256 | if (event instanceof TMouseEvent) { |
1257 | TMouseEvent mouse = (TMouseEvent) event; | |
7b5261bc | 1258 | |
d36057df KL |
1259 | while (subMenus.size() > 0) { |
1260 | TMenu subMenu = subMenus.get(subMenus.size() - 1); | |
1261 | if (subMenu.mouseWouldHit(mouse)) { | |
1262 | break; | |
1263 | } | |
1264 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_MOTION) | |
1265 | && (!mouse.isMouse1()) | |
1266 | && (!mouse.isMouse2()) | |
1267 | && (!mouse.isMouse3()) | |
1268 | && (!mouse.isMouseWheelUp()) | |
1269 | && (!mouse.isMouseWheelDown()) | |
1270 | ) { | |
1271 | break; | |
1272 | } | |
1273 | // We navigated away from a sub-menu, so close it | |
1274 | closeSubMenu(); | |
1275 | } | |
7b5261bc | 1276 | |
d36057df KL |
1277 | // Convert the mouse relative x/y to menu coordinates |
1278 | assert (mouse.getX() == mouse.getAbsoluteX()); | |
1279 | assert (mouse.getY() == mouse.getAbsoluteY()); | |
1280 | if (subMenus.size() > 0) { | |
1281 | menu = subMenus.get(subMenus.size() - 1); | |
1282 | } | |
1283 | mouse.setX(mouse.getX() - menu.getX()); | |
1284 | mouse.setY(mouse.getY() - menu.getY()); | |
7b5261bc | 1285 | } |
d36057df KL |
1286 | menu.handleEvent(event); |
1287 | return; | |
7b5261bc | 1288 | } |
7b5261bc | 1289 | |
d36057df KL |
1290 | if (event instanceof TKeypressEvent) { |
1291 | TKeypressEvent keypress = (TKeypressEvent) event; | |
2ce6dab2 | 1292 | |
d36057df KL |
1293 | // See if this key matches an accelerator, and is not being |
1294 | // shortcutted by the active window, and if so dispatch the menu | |
1295 | // event. | |
1296 | boolean windowWillShortcut = false; | |
1297 | if (activeWindow != null) { | |
1298 | assert (activeWindow.isShown()); | |
1299 | if (activeWindow.isShortcutKeypress(keypress.getKey())) { | |
1300 | // We do not process this key, it will be passed to the | |
1301 | // window instead. | |
1302 | windowWillShortcut = true; | |
1303 | } | |
1304 | } | |
7b5261bc | 1305 | |
d36057df KL |
1306 | if (!windowWillShortcut && !modalWindowActive()) { |
1307 | TKeypress keypressLowercase = keypress.getKey().toLowerCase(); | |
1308 | TMenuItem item = null; | |
1309 | synchronized (accelerators) { | |
1310 | item = accelerators.get(keypressLowercase); | |
1311 | } | |
1312 | if (item != null) { | |
1313 | if (item.isEnabled()) { | |
1314 | // Let the menu item dispatch | |
1315 | item.dispatch(); | |
1316 | return; | |
339652cc | 1317 | } |
be72cb5c | 1318 | } |
d36057df KL |
1319 | |
1320 | // Handle the keypress | |
1321 | if (onKeypress(keypress)) { | |
1322 | return; | |
1323 | } | |
7b5261bc KL |
1324 | } |
1325 | } | |
1326 | ||
d36057df KL |
1327 | if (event instanceof TCommandEvent) { |
1328 | if (onCommand((TCommandEvent) event)) { | |
1329 | return; | |
1330 | } | |
7b5261bc | 1331 | } |
7b5261bc | 1332 | |
d36057df KL |
1333 | if (event instanceof TMenuEvent) { |
1334 | if (onMenu((TMenuEvent) event)) { | |
1335 | return; | |
1336 | } | |
1d14ffab | 1337 | } |
7b5261bc | 1338 | |
d36057df KL |
1339 | // Dispatch events to the active window ------------------------------- |
1340 | boolean dispatchToDesktop = true; | |
1341 | TWindow window = activeWindow; | |
1342 | if (window != null) { | |
1343 | assert (window.isActive()); | |
1344 | assert (window.isShown()); | |
1345 | if (event instanceof TMouseEvent) { | |
1346 | TMouseEvent mouse = (TMouseEvent) event; | |
1347 | // Convert the mouse relative x/y to window coordinates | |
1348 | assert (mouse.getX() == mouse.getAbsoluteX()); | |
1349 | assert (mouse.getY() == mouse.getAbsoluteY()); | |
1350 | mouse.setX(mouse.getX() - window.getX()); | |
1351 | mouse.setY(mouse.getY() - window.getY()); | |
4328bb42 | 1352 | |
d36057df KL |
1353 | if (doubleClick != null) { |
1354 | doubleClick.setX(doubleClick.getX() - window.getX()); | |
1355 | doubleClick.setY(doubleClick.getY() - window.getY()); | |
1356 | } | |
2ce6dab2 | 1357 | |
d36057df KL |
1358 | if (window.mouseWouldHit(mouse)) { |
1359 | dispatchToDesktop = false; | |
1360 | } | |
1361 | } else if (event instanceof TKeypressEvent) { | |
1362 | dispatchToDesktop = false; | |
5ffeabcc KL |
1363 | } else if (event instanceof TMenuEvent) { |
1364 | dispatchToDesktop = false; | |
d36057df KL |
1365 | } |
1366 | ||
1367 | if (debugEvents) { | |
1368 | System.err.printf("TApplication dispatch event: %s\n", | |
1369 | event); | |
1370 | } | |
1371 | window.handleEvent(event); | |
1372 | if (doubleClick != null) { | |
1373 | window.handleEvent(doubleClick); | |
1374 | } | |
1375 | } | |
1376 | if (dispatchToDesktop) { | |
1377 | // This event is fair game for the desktop to process. | |
1378 | if (desktop != null) { | |
1379 | desktop.handleEvent(event); | |
1380 | if (doubleClick != null) { | |
1381 | desktop.handleEvent(doubleClick); | |
1382 | } | |
1383 | } | |
be72cb5c | 1384 | } |
42873e30 KL |
1385 | } |
1386 | ||
4328bb42 | 1387 | /** |
d36057df KL |
1388 | * Dispatch one event to the appropriate widget or application-level |
1389 | * event handler. This is the secondary event handler used by certain | |
1390 | * special dialogs (currently TMessageBox and TFileOpenBox). | |
1391 | * | |
1392 | * @param event the input event to consume | |
1393 | * @see #primaryHandleEvent(TInputEvent event) | |
4328bb42 | 1394 | */ |
d36057df KL |
1395 | private void secondaryHandleEvent(final TInputEvent event) { |
1396 | TMouseEvent doubleClick = null; | |
2027327c | 1397 | |
a69ed767 KL |
1398 | if (debugEvents) { |
1399 | System.err.printf("%s secondaryHandleEvent: %s\n", | |
1400 | Thread.currentThread(), event); | |
1401 | } | |
1402 | ||
d36057df KL |
1403 | // Peek at the mouse position |
1404 | if (event instanceof TMouseEvent) { | |
80b1b7b5 KL |
1405 | typingHidMouse = false; |
1406 | ||
d36057df KL |
1407 | TMouseEvent mouse = (TMouseEvent) event; |
1408 | if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { | |
1409 | oldMouseX = mouseX; | |
1410 | oldMouseY = mouseY; | |
1411 | mouseX = mouse.getX(); | |
1412 | mouseY = mouse.getY(); | |
1413 | } else { | |
e23ea538 KL |
1414 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
1415 | && (!mouse.isMouseWheelUp()) | |
1416 | && (!mouse.isMouseWheelDown()) | |
1417 | ) { | |
d36057df KL |
1418 | if ((mouse.getTime().getTime() - lastMouseUpTime) < |
1419 | doubleClickTime) { | |
b2d49e0f | 1420 | |
d36057df KL |
1421 | // This is a double-click. |
1422 | doubleClick = new TMouseEvent(TMouseEvent.Type. | |
1423 | MOUSE_DOUBLE_CLICK, | |
1424 | mouse.getX(), mouse.getY(), | |
1425 | mouse.getAbsoluteX(), mouse.getAbsoluteY(), | |
1426 | mouse.isMouse1(), mouse.isMouse2(), | |
1427 | mouse.isMouse3(), | |
6e9daafb KL |
1428 | mouse.isMouseWheelUp(), mouse.isMouseWheelDown(), |
1429 | mouse.isAlt(), mouse.isCtrl(), mouse.isShift()); | |
be72cb5c | 1430 | |
d36057df KL |
1431 | } else { |
1432 | // The first click of a potential double-click. | |
1433 | lastMouseUpTime = mouse.getTime().getTime(); | |
6358f6e5 | 1434 | } |
be72cb5c | 1435 | } |
d36057df KL |
1436 | } |
1437 | } | |
be72cb5c | 1438 | |
d36057df | 1439 | secondaryEventReceiver.handleEvent(event); |
5255f69c KL |
1440 | // Note that it is possible for secondaryEventReceiver to be null |
1441 | // now, because its handleEvent() might have finished out on the | |
1442 | // secondary thread. So put any extra processing inside a null | |
1443 | // check. | |
1444 | if (secondaryEventReceiver != null) { | |
1445 | if (doubleClick != null) { | |
1446 | secondaryEventReceiver.handleEvent(doubleClick); | |
1447 | } | |
d36057df KL |
1448 | } |
1449 | } | |
be72cb5c | 1450 | |
d36057df KL |
1451 | /** |
1452 | * Enable a widget to override the primary event thread. | |
1453 | * | |
1454 | * @param widget widget that will receive events | |
1455 | */ | |
1456 | public final void enableSecondaryEventReceiver(final TWidget widget) { | |
1457 | if (debugThreads) { | |
1458 | System.err.println(System.currentTimeMillis() + | |
1459 | " enableSecondaryEventReceiver()"); | |
1460 | } | |
be72cb5c | 1461 | |
d36057df KL |
1462 | assert (secondaryEventReceiver == null); |
1463 | assert (secondaryEventHandler == null); | |
1464 | assert ((widget instanceof TMessageBox) | |
1465 | || (widget instanceof TFileOpenBox)); | |
1466 | secondaryEventReceiver = widget; | |
1467 | secondaryEventHandler = new WidgetEventHandler(this, false); | |
1468 | ||
1469 | (new Thread(secondaryEventHandler)).start(); | |
1470 | } | |
1471 | ||
1472 | /** | |
1473 | * Yield to the secondary thread. | |
1474 | */ | |
1475 | public final void yield() { | |
a69ed767 KL |
1476 | if (debugThreads) { |
1477 | System.err.printf(System.currentTimeMillis() + " " + | |
1478 | Thread.currentThread() + " yield()\n"); | |
1479 | } | |
1480 | ||
d36057df KL |
1481 | assert (secondaryEventReceiver != null); |
1482 | ||
1483 | while (secondaryEventReceiver != null) { | |
1484 | synchronized (primaryEventHandler) { | |
1485 | try { | |
1486 | primaryEventHandler.wait(); | |
1487 | } catch (InterruptedException e) { | |
1488 | // SQUASH | |
8e688b92 | 1489 | } |
d36057df KL |
1490 | } |
1491 | } | |
1492 | } | |
7b5261bc | 1493 | |
d36057df KL |
1494 | /** |
1495 | * Do stuff when there is no user input. | |
1496 | */ | |
1497 | private void doIdle() { | |
1498 | if (debugThreads) { | |
1499 | System.err.printf(System.currentTimeMillis() + " " + | |
1500 | Thread.currentThread() + " doIdle()\n"); | |
1501 | } | |
ef368bd0 | 1502 | |
d36057df | 1503 | synchronized (timers) { |
8e688b92 | 1504 | |
d36057df KL |
1505 | if (debugThreads) { |
1506 | System.err.printf(System.currentTimeMillis() + " " + | |
1507 | Thread.currentThread() + " doIdle() 2\n"); | |
1508 | } | |
1509 | ||
1510 | // Run any timers that have timed out | |
1511 | Date now = new Date(); | |
1512 | List<TTimer> keepTimers = new LinkedList<TTimer>(); | |
1513 | for (TTimer timer: timers) { | |
1514 | if (timer.getNextTick().getTime() <= now.getTime()) { | |
1515 | // Something might change, so repaint the screen. | |
1516 | repaint = true; | |
1517 | timer.tick(); | |
1518 | if (timer.recurring) { | |
1519 | keepTimers.add(timer); | |
be72cb5c | 1520 | } |
d36057df KL |
1521 | } else { |
1522 | keepTimers.add(timer); | |
8e688b92 | 1523 | } |
8e688b92 | 1524 | } |
e394cb85 KL |
1525 | timers.clear(); |
1526 | timers.addAll(keepTimers); | |
d36057df | 1527 | } |
7b5261bc | 1528 | |
d36057df KL |
1529 | // Call onIdle's |
1530 | for (TWindow window: windows) { | |
1531 | window.onIdle(); | |
1532 | } | |
1533 | if (desktop != null) { | |
1534 | desktop.onIdle(); | |
1535 | } | |
a69ed767 KL |
1536 | |
1537 | // Run any invokeLaters | |
1538 | synchronized (invokeLaters) { | |
1539 | for (Runnable invoke: invokeLaters) { | |
1540 | invoke.run(); | |
1541 | } | |
1542 | invokeLaters.clear(); | |
1543 | } | |
1544 | ||
d36057df | 1545 | } |
92554d64 | 1546 | |
d36057df KL |
1547 | /** |
1548 | * Wake the sleeping active event handler. | |
1549 | */ | |
1550 | private void wakeEventHandler() { | |
1551 | if (!started) { | |
1552 | return; | |
1553 | } | |
92554d64 | 1554 | |
92554d64 KL |
1555 | if (secondaryEventHandler != null) { |
1556 | synchronized (secondaryEventHandler) { | |
1557 | secondaryEventHandler.notify(); | |
1558 | } | |
d36057df KL |
1559 | } else { |
1560 | assert (primaryEventHandler != null); | |
92554d64 KL |
1561 | synchronized (primaryEventHandler) { |
1562 | primaryEventHandler.notify(); | |
1563 | } | |
7b5261bc | 1564 | } |
d36057df | 1565 | } |
7b5261bc | 1566 | |
d14e2d78 KL |
1567 | /** |
1568 | * Wake the sleeping screen handler. | |
1569 | */ | |
1570 | private void wakeScreenHandler() { | |
1571 | if (!started) { | |
1572 | return; | |
1573 | } | |
1574 | ||
1575 | synchronized (screenHandler) { | |
1576 | screenHandler.notify(); | |
1577 | } | |
1578 | } | |
1579 | ||
d36057df KL |
1580 | // ------------------------------------------------------------------------ |
1581 | // TApplication ----------------------------------------------------------- | |
1582 | // ------------------------------------------------------------------------ | |
92554d64 | 1583 | |
a69ed767 KL |
1584 | /** |
1585 | * Place a command on the run queue, and run it before the next round of | |
1586 | * checking I/O. | |
1587 | * | |
1588 | * @param command the command to run later | |
1589 | */ | |
1590 | public void invokeLater(final Runnable command) { | |
1591 | synchronized (invokeLaters) { | |
1592 | invokeLaters.add(command); | |
1593 | } | |
e23ea538 | 1594 | doRepaint(); |
a69ed767 KL |
1595 | } |
1596 | ||
1597 | /** | |
1598 | * Restore the console to sane defaults. This is meant to be used for | |
1599 | * improper exits (e.g. a caught exception in main()), and should not be | |
1600 | * necessary for normal program termination. | |
1601 | */ | |
1602 | public void restoreConsole() { | |
1603 | if (backend != null) { | |
1604 | if (backend instanceof ECMA48Backend) { | |
1605 | backend.shutdown(); | |
1606 | } | |
1607 | } | |
1608 | } | |
1609 | ||
d36057df KL |
1610 | /** |
1611 | * Get the Backend. | |
1612 | * | |
1613 | * @return the Backend | |
1614 | */ | |
1615 | public final Backend getBackend() { | |
1616 | return backend; | |
4328bb42 KL |
1617 | } |
1618 | ||
1619 | /** | |
d36057df | 1620 | * Get the Screen. |
4328bb42 | 1621 | * |
d36057df | 1622 | * @return the Screen |
4328bb42 | 1623 | */ |
d36057df KL |
1624 | public final Screen getScreen() { |
1625 | if (backend instanceof TWindowBackend) { | |
1626 | // We are being rendered to a TWindow. We can't use its | |
1627 | // getScreen() method because that is how it is rendering to a | |
1628 | // hardware backend somewhere. Instead use its getOtherScreen() | |
1629 | // method. | |
1630 | return ((TWindowBackend) backend).getOtherScreen(); | |
1631 | } else { | |
1632 | return backend.getScreen(); | |
8e688b92 | 1633 | } |
d36057df | 1634 | } |
7b5261bc | 1635 | |
d36057df KL |
1636 | /** |
1637 | * Get the color theme. | |
1638 | * | |
1639 | * @return the theme | |
1640 | */ | |
1641 | public final ColorTheme getTheme() { | |
1642 | return theme; | |
1643 | } | |
7b5261bc | 1644 | |
d36057df KL |
1645 | /** |
1646 | * Repaint the screen on the next update. | |
1647 | */ | |
1648 | public void doRepaint() { | |
1649 | repaint = true; | |
1650 | wakeEventHandler(); | |
1651 | } | |
68c5cd6b | 1652 | |
d36057df KL |
1653 | /** |
1654 | * Get Y coordinate of the top edge of the desktop. | |
1655 | * | |
1656 | * @return Y coordinate of the top edge of the desktop | |
1657 | */ | |
1658 | public final int getDesktopTop() { | |
1659 | return desktopTop; | |
1660 | } | |
68c5cd6b | 1661 | |
d36057df KL |
1662 | /** |
1663 | * Get Y coordinate of the bottom edge of the desktop. | |
1664 | * | |
1665 | * @return Y coordinate of the bottom edge of the desktop | |
1666 | */ | |
1667 | public final int getDesktopBottom() { | |
1668 | return desktopBottom; | |
1669 | } | |
7b5261bc | 1670 | |
d36057df KL |
1671 | /** |
1672 | * Set the TDesktop instance. | |
1673 | * | |
1674 | * @param desktop a TDesktop instance, or null to remove the one that is | |
1675 | * set | |
1676 | */ | |
1677 | public final void setDesktop(final TDesktop desktop) { | |
1678 | if (this.desktop != null) { | |
955c55b7 KL |
1679 | this.desktop.onPreClose(); |
1680 | this.desktop.onUnfocus(); | |
d36057df | 1681 | this.desktop.onClose(); |
be72cb5c | 1682 | } |
d36057df | 1683 | this.desktop = desktop; |
4328bb42 KL |
1684 | } |
1685 | ||
a06459bd | 1686 | /** |
d36057df | 1687 | * Get the TDesktop instance. |
a06459bd | 1688 | * |
d36057df | 1689 | * @return the desktop, or null if it is not set |
a06459bd | 1690 | */ |
d36057df KL |
1691 | public final TDesktop getDesktop() { |
1692 | return desktop; | |
1693 | } | |
fca67db0 | 1694 | |
d36057df KL |
1695 | /** |
1696 | * Get the current active window. | |
1697 | * | |
1698 | * @return the active window, or null if it is not set | |
1699 | */ | |
1700 | public final TWindow getActiveWindow() { | |
1701 | return activeWindow; | |
1702 | } | |
fca67db0 | 1703 | |
d36057df KL |
1704 | /** |
1705 | * Get a (shallow) copy of the window list. | |
1706 | * | |
1707 | * @return a copy of the list of windows for this application | |
1708 | */ | |
1709 | public final List<TWindow> getAllWindows() { | |
a69ed767 | 1710 | List<TWindow> result = new ArrayList<TWindow>(); |
d36057df KL |
1711 | result.addAll(windows); |
1712 | return result; | |
1713 | } | |
b6faeac0 | 1714 | |
d36057df KL |
1715 | /** |
1716 | * Get focusFollowsMouse flag. | |
1717 | * | |
1718 | * @return true if focus follows mouse: windows automatically raised if | |
1719 | * the mouse passes over them | |
1720 | */ | |
1721 | public boolean getFocusFollowsMouse() { | |
1722 | return focusFollowsMouse; | |
1723 | } | |
b6faeac0 | 1724 | |
d36057df KL |
1725 | /** |
1726 | * Set focusFollowsMouse flag. | |
1727 | * | |
1728 | * @param focusFollowsMouse if true, focus follows mouse: windows | |
1729 | * automatically raised if the mouse passes over them | |
1730 | */ | |
1731 | public void setFocusFollowsMouse(final boolean focusFollowsMouse) { | |
1732 | this.focusFollowsMouse = focusFollowsMouse; | |
1733 | } | |
e8a11f98 | 1734 | |
e23ea538 KL |
1735 | /** |
1736 | * Display the about dialog. | |
1737 | */ | |
1738 | protected void showAboutDialog() { | |
1739 | String version = getClass().getPackage().getImplementationVersion(); | |
1740 | if (version == null) { | |
1741 | // This is Java 9+, use a hardcoded string here. | |
c334c9a2 | 1742 | version = "1.0.0"; |
e23ea538 KL |
1743 | } |
1744 | messageBox(i18n.getString("aboutDialogTitle"), | |
1745 | MessageFormat.format(i18n.getString("aboutDialogText"), version), | |
1746 | TMessageBox.Type.OK); | |
1747 | } | |
1748 | ||
1749 | /** | |
1750 | * Handle the Tool | Open image menu item. | |
1751 | */ | |
1752 | private void openImage() { | |
1753 | try { | |
1754 | List<String> filters = new ArrayList<String>(); | |
1755 | filters.add("^.*\\.[Jj][Pp][Gg]$"); | |
1756 | filters.add("^.*\\.[Jj][Pp][Ee][Gg]$"); | |
1757 | filters.add("^.*\\.[Pp][Nn][Gg]$"); | |
1758 | filters.add("^.*\\.[Gg][Ii][Ff]$"); | |
1759 | filters.add("^.*\\.[Bb][Mm][Pp]$"); | |
1760 | String filename = fileOpenBox(".", TFileOpenBox.Type.OPEN, filters); | |
1761 | if (filename != null) { | |
1762 | new TImageWindow(this, new File(filename)); | |
1763 | } | |
1764 | } catch (IOException e) { | |
1765 | // Show this exception to the user. | |
1766 | new TExceptionDialog(this, e); | |
1767 | } | |
1768 | } | |
1769 | ||
9696a8f6 KL |
1770 | /** |
1771 | * Check if application is still running. | |
1772 | * | |
1773 | * @return true if the application is running | |
1774 | */ | |
1775 | public final boolean isRunning() { | |
1776 | if (quit == true) { | |
1777 | return false; | |
1778 | } | |
1779 | return true; | |
1780 | } | |
1781 | ||
d36057df KL |
1782 | // ------------------------------------------------------------------------ |
1783 | // Screen refresh loop ---------------------------------------------------- | |
1784 | // ------------------------------------------------------------------------ | |
fca67db0 | 1785 | |
d36057df | 1786 | /** |
aac4f7d6 | 1787 | * Draw the text mouse at position. |
d36057df KL |
1788 | * |
1789 | * @param x column position | |
1790 | * @param y row position | |
1791 | */ | |
aac4f7d6 | 1792 | private void drawTextMouse(final int x, final int y) { |
3af53a35 | 1793 | |
d36057df | 1794 | if (debugThreads) { |
aac4f7d6 | 1795 | System.err.printf("%d %s drawTextMouse() %d %d\n", |
d36057df | 1796 | System.currentTimeMillis(), Thread.currentThread(), x, y); |
978a5d8f KL |
1797 | |
1798 | if (activeWindow != null) { | |
1799 | System.err.println("activeWindow.hasHiddenMouse() " + | |
1800 | activeWindow.hasHiddenMouse()); | |
1801 | } | |
1802 | } | |
1803 | ||
1804 | // If this cell is on top of a visible window that has requested a | |
1805 | // hidden mouse, bail out. | |
1806 | if ((activeWindow != null) && (activeMenu == null)) { | |
1807 | if ((activeWindow.hasHiddenMouse() == true) | |
1808 | && (x > activeWindow.getX()) | |
1809 | && (x < activeWindow.getX() + activeWindow.getWidth() - 1) | |
1810 | && (y > activeWindow.getY()) | |
1811 | && (y < activeWindow.getY() + activeWindow.getHeight() - 1) | |
1812 | ) { | |
9ad2ce4f KL |
1813 | return; |
1814 | } | |
1815 | } | |
1816 | ||
1817 | // If this cell is on top of the desktop, and the desktop has | |
1818 | // requested a hidden mouse, bail out. | |
1819 | if ((desktop != null) && (activeWindow == null) && (activeMenu == null)) { | |
1820 | if ((desktop.hasHiddenMouse() == true) | |
1821 | && (x > desktop.getX()) | |
1822 | && (x < desktop.getX() + desktop.getWidth() - 1) | |
1823 | && (y > desktop.getY()) | |
1824 | && (y < desktop.getY() + desktop.getHeight() - 1) | |
1825 | ) { | |
978a5d8f KL |
1826 | return; |
1827 | } | |
d36057df | 1828 | } |
978a5d8f | 1829 | |
aac4f7d6 | 1830 | getScreen().invertCell(x, y); |
d36057df | 1831 | } |
fca67db0 | 1832 | |
d36057df KL |
1833 | /** |
1834 | * Draw everything. | |
1835 | */ | |
1836 | private void drawAll() { | |
1837 | boolean menuIsActive = false; | |
fca67db0 | 1838 | |
d36057df KL |
1839 | if (debugThreads) { |
1840 | System.err.printf("%d %s drawAll() enter\n", | |
1841 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 | 1842 | } |
a06459bd | 1843 | |
a69ed767 | 1844 | // I don't think this does anything useful anymore... |
d36057df KL |
1845 | if (!repaint) { |
1846 | if (debugThreads) { | |
1847 | System.err.printf("%d %s drawAll() !repaint\n", | |
1848 | System.currentTimeMillis(), Thread.currentThread()); | |
e826b451 | 1849 | } |
a69ed767 KL |
1850 | if ((oldDrawnMouseX != mouseX) || (oldDrawnMouseY != mouseY)) { |
1851 | if (debugThreads) { | |
1852 | System.err.printf("%d %s drawAll() !repaint MOUSE\n", | |
1853 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 | 1854 | } |
a69ed767 KL |
1855 | |
1856 | // The only thing that has happened is the mouse moved. | |
1857 | ||
1858 | // Redraw the old cell at that position, and save the cell at | |
1859 | // the new mouse position. | |
1860 | if (debugThreads) { | |
1861 | System.err.printf("%d %s restoreImage() %d %d\n", | |
1862 | System.currentTimeMillis(), Thread.currentThread(), | |
1863 | oldDrawnMouseX, oldDrawnMouseY); | |
2ce6dab2 | 1864 | } |
a69ed767 KL |
1865 | oldDrawnMouseCell.restoreImage(); |
1866 | getScreen().putCharXY(oldDrawnMouseX, oldDrawnMouseY, | |
1867 | oldDrawnMouseCell); | |
1868 | oldDrawnMouseCell = getScreen().getCharXY(mouseX, mouseY); | |
e6469faa | 1869 | if (backend instanceof ECMA48Backend) { |
a69ed767 KL |
1870 | // Special case: the entire row containing the mouse has |
1871 | // to be re-drawn if it has any image data, AND any rows | |
1872 | // in between. | |
1873 | if (oldDrawnMouseY != mouseY) { | |
1874 | for (int i = oldDrawnMouseY; ;) { | |
1875 | getScreen().unsetImageRow(i); | |
1876 | if (i == mouseY) { | |
1877 | break; | |
1878 | } | |
1879 | if (oldDrawnMouseY < mouseY) { | |
1880 | i++; | |
1881 | } else { | |
1882 | i--; | |
1883 | } | |
1884 | } | |
1885 | } else { | |
1886 | getScreen().unsetImageRow(mouseY); | |
1887 | } | |
1888 | } | |
1889 | ||
54eaded0 KL |
1890 | if (inScreenSelection) { |
1891 | getScreen().setSelection(screenSelectionX0, | |
1892 | screenSelectionY0, screenSelectionX1, screenSelectionY1, | |
1893 | screenSelectionRectangle); | |
1894 | } | |
1895 | ||
80b1b7b5 KL |
1896 | if ((textMouse == true) && (typingHidMouse == false)) { |
1897 | // Draw mouse at the new position. | |
aac4f7d6 | 1898 | drawTextMouse(mouseX, mouseY); |
80b1b7b5 | 1899 | } |
a69ed767 KL |
1900 | |
1901 | oldDrawnMouseX = mouseX; | |
1902 | oldDrawnMouseY = mouseY; | |
1903 | } | |
e6469faa | 1904 | if (getScreen().isDirty()) { |
d14e2d78 | 1905 | screenHandler.setDirty(); |
fca67db0 | 1906 | } |
a69ed767 | 1907 | return; |
fca67db0 KL |
1908 | } |
1909 | ||
d36057df KL |
1910 | if (debugThreads) { |
1911 | System.err.printf("%d %s drawAll() REDRAW\n", | |
1912 | System.currentTimeMillis(), Thread.currentThread()); | |
fca67db0 KL |
1913 | } |
1914 | ||
d36057df KL |
1915 | // If true, the cursor is not visible |
1916 | boolean cursor = false; | |
92453213 | 1917 | |
d36057df KL |
1918 | // Start with a clean screen |
1919 | getScreen().clear(); | |
b6faeac0 | 1920 | |
d36057df KL |
1921 | // Draw the desktop |
1922 | if (desktop != null) { | |
1923 | desktop.drawChildren(); | |
1924 | } | |
0ee88b6d | 1925 | |
d36057df | 1926 | // Draw each window in reverse Z order |
a69ed767 | 1927 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
d36057df KL |
1928 | Collections.sort(sorted); |
1929 | TWindow topLevel = null; | |
1930 | if (sorted.size() > 0) { | |
1931 | topLevel = sorted.get(0); | |
1932 | } | |
1933 | Collections.reverse(sorted); | |
1934 | for (TWindow window: sorted) { | |
1935 | if (window.isShown()) { | |
1936 | window.drawChildren(); | |
b6faeac0 | 1937 | } |
fca67db0 | 1938 | } |
d36057df | 1939 | |
2bb26984 | 1940 | if (hideMenuBar == false) { |
0ee88b6d | 1941 | |
2bb26984 KL |
1942 | // Draw the blank menubar line - reset the screen clipping first |
1943 | // so it won't trim it out. | |
d36057df | 1944 | getScreen().resetClipping(); |
2bb26984 KL |
1945 | getScreen().hLineXY(0, 0, getScreen().getWidth(), ' ', |
1946 | theme.getColor("tmenu")); | |
1947 | // Now draw the menus. | |
1948 | int x = 1; | |
1949 | for (TMenu menu: menus) { | |
1950 | CellAttributes menuColor; | |
1951 | CellAttributes menuMnemonicColor; | |
1952 | if (menu.isActive()) { | |
1953 | menuIsActive = true; | |
1954 | menuColor = theme.getColor("tmenu.highlighted"); | |
1955 | menuMnemonicColor = theme.getColor("tmenu.mnemonic.highlighted"); | |
1956 | topLevel = menu; | |
1957 | } else { | |
1958 | menuColor = theme.getColor("tmenu"); | |
1959 | menuMnemonicColor = theme.getColor("tmenu.mnemonic"); | |
1960 | } | |
1961 | // Draw the menu title | |
1962 | getScreen().hLineXY(x, 0, | |
1963 | StringUtils.width(menu.getTitle()) + 2, ' ', menuColor); | |
1964 | getScreen().putStringXY(x + 1, 0, menu.getTitle(), menuColor); | |
1965 | // Draw the highlight character | |
1966 | getScreen().putCharXY(x + 1 + | |
1967 | menu.getMnemonic().getScreenShortcutIdx(), | |
1968 | 0, menu.getMnemonic().getShortcut(), menuMnemonicColor); | |
1969 | ||
1970 | if (menu.isActive()) { | |
1971 | ((TWindow) menu).drawChildren(); | |
1972 | // Reset the screen clipping so we can draw the next | |
1973 | // title. | |
1974 | getScreen().resetClipping(); | |
1975 | } | |
1976 | x += StringUtils.width(menu.getTitle()) + 2; | |
1977 | } | |
1978 | ||
1979 | for (TMenu menu: subMenus) { | |
1980 | // Reset the screen clipping so we can draw the next | |
1981 | // sub-menu. | |
1982 | getScreen().resetClipping(); | |
1983 | ((TWindow) menu).drawChildren(); | |
1984 | } | |
d36057df | 1985 | } |
a69ed767 | 1986 | getScreen().resetClipping(); |
b6faeac0 | 1987 | |
2bb26984 KL |
1988 | if (hideStatusBar == false) { |
1989 | // Draw the status bar of the top-level window | |
1990 | TStatusBar statusBar = null; | |
1991 | if (topLevel != null) { | |
1992 | statusBar = topLevel.getStatusBar(); | |
1993 | } | |
1994 | if (statusBar != null) { | |
1995 | getScreen().resetClipping(); | |
1996 | statusBar.setWidth(getScreen().getWidth()); | |
1997 | statusBar.setY(getScreen().getHeight() - topLevel.getY()); | |
1998 | statusBar.draw(); | |
1999 | } else { | |
2000 | CellAttributes barColor = new CellAttributes(); | |
2001 | barColor.setTo(getTheme().getColor("tstatusbar.text")); | |
2002 | getScreen().hLineXY(0, desktopBottom, getScreen().getWidth(), | |
2003 | ' ', barColor); | |
2004 | } | |
d36057df | 2005 | } |
b6faeac0 | 2006 | |
d36057df | 2007 | // Draw the mouse pointer |
a69ed767 KL |
2008 | if (debugThreads) { |
2009 | System.err.printf("%d %s restoreImage() %d %d\n", | |
2010 | System.currentTimeMillis(), Thread.currentThread(), | |
2011 | oldDrawnMouseX, oldDrawnMouseY); | |
2012 | } | |
2013 | oldDrawnMouseCell = getScreen().getCharXY(mouseX, mouseY); | |
e6469faa | 2014 | if (backend instanceof ECMA48Backend) { |
a69ed767 KL |
2015 | // Special case: the entire row containing the mouse has to be |
2016 | // re-drawn if it has any image data, AND any rows in between. | |
2017 | if (oldDrawnMouseY != mouseY) { | |
2018 | for (int i = oldDrawnMouseY; ;) { | |
2019 | getScreen().unsetImageRow(i); | |
2020 | if (i == mouseY) { | |
2021 | break; | |
2022 | } | |
2023 | if (oldDrawnMouseY < mouseY) { | |
2024 | i++; | |
2025 | } else { | |
2026 | i--; | |
2027 | } | |
2028 | } | |
2029 | } else { | |
2030 | getScreen().unsetImageRow(mouseY); | |
2031 | } | |
2032 | } | |
54eaded0 KL |
2033 | |
2034 | if (inScreenSelection) { | |
2035 | getScreen().setSelection(screenSelectionX0, screenSelectionY0, | |
2036 | screenSelectionX1, screenSelectionY1, screenSelectionRectangle); | |
2037 | } | |
2038 | ||
80b1b7b5 | 2039 | if ((textMouse == true) && (typingHidMouse == false)) { |
aac4f7d6 | 2040 | drawTextMouse(mouseX, mouseY); |
80b1b7b5 | 2041 | } |
a69ed767 KL |
2042 | oldDrawnMouseX = mouseX; |
2043 | oldDrawnMouseY = mouseY; | |
b6faeac0 | 2044 | |
d36057df KL |
2045 | // Place the cursor if it is visible |
2046 | if (!menuIsActive) { | |
2bc32111 KL |
2047 | |
2048 | int visibleWindowCount = 0; | |
2049 | for (TWindow window: sorted) { | |
2050 | if (window.isShown()) { | |
2051 | visibleWindowCount++; | |
2052 | } | |
2053 | } | |
2054 | if (visibleWindowCount == 0) { | |
2055 | // No windows are visible, only the desktop. Allow it to | |
2056 | // have the cursor. | |
2057 | if (desktop != null) { | |
2058 | sorted.add(desktop); | |
2059 | } | |
2060 | } | |
2061 | ||
d36057df KL |
2062 | TWidget activeWidget = null; |
2063 | if (sorted.size() > 0) { | |
2064 | activeWidget = sorted.get(sorted.size() - 1).getActiveChild(); | |
2bc32111 KL |
2065 | int cursorClipTop = desktopTop; |
2066 | int cursorClipBottom = desktopBottom; | |
d36057df | 2067 | if (activeWidget.isCursorVisible()) { |
2bc32111 KL |
2068 | if ((activeWidget.getCursorAbsoluteY() <= cursorClipBottom) |
2069 | && (activeWidget.getCursorAbsoluteY() >= cursorClipTop) | |
d36057df KL |
2070 | ) { |
2071 | getScreen().putCursor(true, | |
2072 | activeWidget.getCursorAbsoluteX(), | |
2073 | activeWidget.getCursorAbsoluteY()); | |
2074 | cursor = true; | |
b6faeac0 | 2075 | } else { |
a69ed767 KL |
2076 | // Turn off the cursor. Also place it at 0,0. |
2077 | getScreen().putCursor(false, 0, 0); | |
d36057df | 2078 | cursor = false; |
b6faeac0 KL |
2079 | } |
2080 | } | |
e8a11f98 KL |
2081 | } |
2082 | } | |
2083 | ||
d36057df KL |
2084 | // Kill the cursor |
2085 | if (!cursor) { | |
2086 | getScreen().hideCursor(); | |
b6faeac0 | 2087 | } |
c6940ed9 | 2088 | |
e6469faa | 2089 | if (getScreen().isDirty()) { |
d14e2d78 | 2090 | screenHandler.setDirty(); |
be72cb5c | 2091 | } |
d36057df | 2092 | repaint = false; |
a06459bd KL |
2093 | } |
2094 | ||
4328bb42 | 2095 | /** |
d36057df | 2096 | * Force this application to exit. |
4328bb42 | 2097 | */ |
d36057df KL |
2098 | public void exit() { |
2099 | quit = true; | |
2100 | synchronized (this) { | |
2101 | this.notify(); | |
92453213 | 2102 | } |
4328bb42 | 2103 | } |
7d4115a5 | 2104 | |
abb84744 KL |
2105 | /** |
2106 | * Subclasses can use this hook to cleanup resources. Called as the last | |
2107 | * step of TApplication.run(). | |
2108 | */ | |
2109 | public void onExit() { | |
2110 | // Default does nothing. | |
2111 | } | |
2112 | ||
2ce6dab2 KL |
2113 | // ------------------------------------------------------------------------ |
2114 | // TWindow management ----------------------------------------------------- | |
2115 | // ------------------------------------------------------------------------ | |
4328bb42 | 2116 | |
92453213 KL |
2117 | /** |
2118 | * Return the total number of windows. | |
2119 | * | |
2120 | * @return the total number of windows | |
2121 | */ | |
2122 | public final int windowCount() { | |
2123 | return windows.size(); | |
2124 | } | |
2125 | ||
2126 | /** | |
8c236a98 | 2127 | * Return the number of windows that are showing. |
92453213 | 2128 | * |
8c236a98 | 2129 | * @return the number of windows that are showing on screen |
92453213 KL |
2130 | */ |
2131 | public final int shownWindowCount() { | |
2132 | int n = 0; | |
2133 | for (TWindow w: windows) { | |
2134 | if (w.isShown()) { | |
2135 | n++; | |
2136 | } | |
2137 | } | |
2138 | return n; | |
2139 | } | |
2140 | ||
8c236a98 KL |
2141 | /** |
2142 | * Return the number of windows that are hidden. | |
2143 | * | |
2144 | * @return the number of windows that are hidden | |
2145 | */ | |
2146 | public final int hiddenWindowCount() { | |
2147 | int n = 0; | |
2148 | for (TWindow w: windows) { | |
2149 | if (w.isHidden()) { | |
2150 | n++; | |
2151 | } | |
2152 | } | |
2153 | return n; | |
2154 | } | |
2155 | ||
92453213 KL |
2156 | /** |
2157 | * Check if a window instance is in this application's window list. | |
2158 | * | |
2159 | * @param window window to look for | |
2160 | * @return true if this window is in the list | |
2161 | */ | |
2162 | public final boolean hasWindow(final TWindow window) { | |
2163 | if (windows.size() == 0) { | |
2164 | return false; | |
2165 | } | |
2166 | for (TWindow w: windows) { | |
2167 | if (w == window) { | |
8c236a98 | 2168 | assert (window.getApplication() == this); |
92453213 KL |
2169 | return true; |
2170 | } | |
2171 | } | |
2172 | return false; | |
2173 | } | |
2174 | ||
2175 | /** | |
2176 | * Activate a window: bring it to the top and have it receive events. | |
2177 | * | |
2178 | * @param window the window to become the new active window | |
2179 | */ | |
2180 | public void activateWindow(final TWindow window) { | |
2181 | if (hasWindow(window) == false) { | |
2182 | /* | |
2183 | * Someone has a handle to a window I don't have. Ignore this | |
2184 | * request. | |
2185 | */ | |
2186 | return; | |
2187 | } | |
2188 | ||
fe0770f9 KL |
2189 | // Whatever window might be moving/dragging, stop it now. |
2190 | for (TWindow w: windows) { | |
2191 | if (w.inMovements()) { | |
2192 | w.stopMovements(); | |
2193 | } | |
2194 | } | |
2195 | ||
92453213 KL |
2196 | assert (windows.size() > 0); |
2197 | ||
2198 | if (window.isHidden()) { | |
2199 | // Unhiding will also activate. | |
2200 | showWindow(window); | |
2201 | return; | |
2202 | } | |
2203 | assert (window.isShown()); | |
2204 | ||
2205 | if (windows.size() == 1) { | |
2206 | assert (window == windows.get(0)); | |
2207 | if (activeWindow == null) { | |
2208 | activeWindow = window; | |
2209 | window.setZ(0); | |
2210 | activeWindow.setActive(true); | |
2211 | activeWindow.onFocus(); | |
2212 | } | |
2213 | ||
2214 | assert (window.isActive()); | |
2215 | assert (activeWindow == window); | |
2216 | return; | |
2217 | } | |
2218 | ||
2219 | if (activeWindow == window) { | |
2220 | assert (window.isActive()); | |
2221 | ||
2222 | // Window is already active, do nothing. | |
2223 | return; | |
2224 | } | |
2225 | ||
2226 | assert (!window.isActive()); | |
2227 | if (activeWindow != null) { | |
92453213 | 2228 | activeWindow.setActive(false); |
a69ed767 KL |
2229 | |
2230 | // Increment every window Z that is on top of window | |
2231 | for (TWindow w: windows) { | |
2232 | if (w == window) { | |
2233 | continue; | |
2234 | } | |
2235 | if (w.getZ() < window.getZ()) { | |
2236 | w.setZ(w.getZ() + 1); | |
2237 | } | |
2238 | } | |
499fdccf KL |
2239 | |
2240 | // Unset activeWindow now before unfocus, so that a window | |
2241 | // lifecycle change inside onUnfocus() doesn't call | |
2242 | // switchWindow() and lead to a stack overflow. | |
2243 | TWindow oldActiveWindow = activeWindow; | |
2244 | activeWindow = null; | |
2245 | oldActiveWindow.onUnfocus(); | |
92453213 KL |
2246 | } |
2247 | activeWindow = window; | |
2248 | activeWindow.setZ(0); | |
2249 | activeWindow.setActive(true); | |
2250 | activeWindow.onFocus(); | |
2251 | return; | |
2252 | } | |
2253 | ||
2254 | /** | |
2255 | * Hide a window. | |
2256 | * | |
2257 | * @param window the window to hide | |
2258 | */ | |
2259 | public void hideWindow(final TWindow window) { | |
2260 | if (hasWindow(window) == false) { | |
2261 | /* | |
2262 | * Someone has a handle to a window I don't have. Ignore this | |
2263 | * request. | |
2264 | */ | |
2265 | return; | |
2266 | } | |
2267 | ||
fe0770f9 KL |
2268 | // Whatever window might be moving/dragging, stop it now. |
2269 | for (TWindow w: windows) { | |
2270 | if (w.inMovements()) { | |
2271 | w.stopMovements(); | |
2272 | } | |
2273 | } | |
2274 | ||
92453213 KL |
2275 | assert (windows.size() > 0); |
2276 | ||
2277 | if (!window.hidden) { | |
2278 | if (window == activeWindow) { | |
2279 | if (shownWindowCount() > 1) { | |
2280 | switchWindow(true); | |
2281 | } else { | |
2282 | activeWindow = null; | |
2283 | window.setActive(false); | |
2284 | window.onUnfocus(); | |
2285 | } | |
2286 | } | |
2287 | window.hidden = true; | |
2288 | window.onHide(); | |
2289 | } | |
2290 | } | |
2291 | ||
2292 | /** | |
2293 | * Show a window. | |
2294 | * | |
2295 | * @param window the window to show | |
2296 | */ | |
2297 | public void showWindow(final TWindow window) { | |
2298 | if (hasWindow(window) == false) { | |
2299 | /* | |
2300 | * Someone has a handle to a window I don't have. Ignore this | |
2301 | * request. | |
2302 | */ | |
2303 | return; | |
2304 | } | |
2305 | ||
fe0770f9 KL |
2306 | // Whatever window might be moving/dragging, stop it now. |
2307 | for (TWindow w: windows) { | |
2308 | if (w.inMovements()) { | |
2309 | w.stopMovements(); | |
2310 | } | |
2311 | } | |
2312 | ||
92453213 KL |
2313 | assert (windows.size() > 0); |
2314 | ||
2315 | if (window.hidden) { | |
2316 | window.hidden = false; | |
2317 | window.onShow(); | |
2318 | activateWindow(window); | |
2319 | } | |
2320 | } | |
2321 | ||
48e27807 KL |
2322 | /** |
2323 | * Close window. Note that the window's destructor is NOT called by this | |
2324 | * method, instead the GC is assumed to do the cleanup. | |
2325 | * | |
2326 | * @param window the window to remove | |
2327 | */ | |
2328 | public final void closeWindow(final TWindow window) { | |
92453213 KL |
2329 | if (hasWindow(window) == false) { |
2330 | /* | |
2331 | * Someone has a handle to a window I don't have. Ignore this | |
2332 | * request. | |
2333 | */ | |
2334 | return; | |
2335 | } | |
2336 | ||
a69ed767 KL |
2337 | // Let window know that it is about to be closed, while it is still |
2338 | // visible on screen. | |
2339 | window.onPreClose(); | |
2340 | ||
bb35d919 | 2341 | synchronized (windows) { |
fe0770f9 KL |
2342 | // Whatever window might be moving/dragging, stop it now. |
2343 | for (TWindow w: windows) { | |
2344 | if (w.inMovements()) { | |
2345 | w.stopMovements(); | |
2346 | } | |
2347 | } | |
2348 | ||
bb35d919 KL |
2349 | int z = window.getZ(); |
2350 | window.setZ(-1); | |
efb7af1f | 2351 | window.onUnfocus(); |
e23ea538 | 2352 | windows.remove(window); |
bb35d919 | 2353 | Collections.sort(windows); |
92453213 | 2354 | activeWindow = null; |
e23ea538 KL |
2355 | int newZ = 0; |
2356 | boolean foundNextWindow = false; | |
2357 | ||
bb35d919 | 2358 | for (TWindow w: windows) { |
e23ea538 KL |
2359 | w.setZ(newZ); |
2360 | newZ++; | |
3eacc236 KL |
2361 | |
2362 | // Do not activate a hidden window. | |
2363 | if (w.isHidden()) { | |
2364 | continue; | |
2365 | } | |
2366 | ||
e23ea538 KL |
2367 | if (foundNextWindow == false) { |
2368 | foundNextWindow = true; | |
2369 | w.setActive(true); | |
2370 | w.onFocus(); | |
2371 | assert (activeWindow == null); | |
2372 | activeWindow = w; | |
2373 | continue; | |
2374 | } | |
2375 | ||
2376 | if (w.isActive()) { | |
2377 | w.setActive(false); | |
2378 | w.onUnfocus(); | |
48e27807 KL |
2379 | } |
2380 | } | |
2381 | } | |
2382 | ||
2383 | // Perform window cleanup | |
2384 | window.onClose(); | |
2385 | ||
48e27807 | 2386 | // Check if we are closing a TMessageBox or similar |
c6940ed9 KL |
2387 | if (secondaryEventReceiver != null) { |
2388 | assert (secondaryEventHandler != null); | |
48e27807 KL |
2389 | |
2390 | // Do not send events to the secondaryEventReceiver anymore, the | |
2391 | // window is closed. | |
2392 | secondaryEventReceiver = null; | |
2393 | ||
92554d64 KL |
2394 | // Wake the secondary thread, it will wake the primary as it |
2395 | // exits. | |
2396 | synchronized (secondaryEventHandler) { | |
2397 | secondaryEventHandler.notify(); | |
48e27807 KL |
2398 | } |
2399 | } | |
92453213 KL |
2400 | |
2401 | // Permit desktop to be active if it is the only thing left. | |
2402 | if (desktop != null) { | |
2403 | if (windows.size() == 0) { | |
2404 | desktop.setActive(true); | |
2405 | } | |
2406 | } | |
48e27807 KL |
2407 | } |
2408 | ||
2409 | /** | |
2410 | * Switch to the next window. | |
2411 | * | |
2412 | * @param forward if true, then switch to the next window in the list, | |
2413 | * otherwise switch to the previous window in the list | |
2414 | */ | |
2415 | public final void switchWindow(final boolean forward) { | |
8c236a98 KL |
2416 | // Only switch if there are multiple visible windows |
2417 | if (shownWindowCount() < 2) { | |
48e27807 KL |
2418 | return; |
2419 | } | |
92453213 | 2420 | assert (activeWindow != null); |
48e27807 | 2421 | |
bb35d919 | 2422 | synchronized (windows) { |
fe0770f9 KL |
2423 | // Whatever window might be moving/dragging, stop it now. |
2424 | for (TWindow w: windows) { | |
2425 | if (w.inMovements()) { | |
2426 | w.stopMovements(); | |
2427 | } | |
2428 | } | |
bb35d919 KL |
2429 | |
2430 | // Swap z/active between active window and the next in the list | |
2431 | int activeWindowI = -1; | |
2432 | for (int i = 0; i < windows.size(); i++) { | |
92453213 KL |
2433 | if (windows.get(i) == activeWindow) { |
2434 | assert (activeWindow.isActive()); | |
bb35d919 KL |
2435 | activeWindowI = i; |
2436 | break; | |
92453213 KL |
2437 | } else { |
2438 | assert (!windows.get(0).isActive()); | |
bb35d919 | 2439 | } |
48e27807 | 2440 | } |
bb35d919 | 2441 | assert (activeWindowI >= 0); |
48e27807 | 2442 | |
bb35d919 | 2443 | // Do not switch if a window is modal |
92453213 | 2444 | if (activeWindow.isModal()) { |
bb35d919 KL |
2445 | return; |
2446 | } | |
48e27807 | 2447 | |
8c236a98 KL |
2448 | int nextWindowI = activeWindowI; |
2449 | for (;;) { | |
2450 | if (forward) { | |
2451 | nextWindowI++; | |
2452 | nextWindowI %= windows.size(); | |
bb35d919 | 2453 | } else { |
8c236a98 KL |
2454 | nextWindowI--; |
2455 | if (nextWindowI < 0) { | |
2456 | nextWindowI = windows.size() - 1; | |
2457 | } | |
bb35d919 | 2458 | } |
bb35d919 | 2459 | |
8c236a98 KL |
2460 | if (windows.get(nextWindowI).isShown()) { |
2461 | activateWindow(windows.get(nextWindowI)); | |
2462 | break; | |
2463 | } | |
2464 | } | |
bb35d919 | 2465 | } // synchronized (windows) |
48e27807 | 2466 | |
48e27807 KL |
2467 | } |
2468 | ||
2469 | /** | |
051e2913 KL |
2470 | * Add a window to my window list and make it active. Note package |
2471 | * private access. | |
48e27807 KL |
2472 | * |
2473 | * @param window new window to add | |
2474 | */ | |
051e2913 | 2475 | final void addWindowToApplication(final TWindow window) { |
a7986f7b KL |
2476 | |
2477 | // Do not add menu windows to the window list. | |
2478 | if (window instanceof TMenu) { | |
2479 | return; | |
2480 | } | |
2481 | ||
0ee88b6d KL |
2482 | // Do not add the desktop to the window list. |
2483 | if (window instanceof TDesktop) { | |
2484 | return; | |
2485 | } | |
2486 | ||
bb35d919 | 2487 | synchronized (windows) { |
051e2913 KL |
2488 | if (windows.contains(window)) { |
2489 | throw new IllegalArgumentException("Window " + window + | |
2490 | " is already in window list"); | |
2491 | } | |
2492 | ||
fe0770f9 KL |
2493 | // Whatever window might be moving/dragging, stop it now. |
2494 | for (TWindow w: windows) { | |
2495 | if (w.inMovements()) { | |
2496 | w.stopMovements(); | |
2497 | } | |
2498 | } | |
2499 | ||
2ce6dab2 KL |
2500 | // Do not allow a modal window to spawn a non-modal window. If a |
2501 | // modal window is active, then this window will become modal | |
2502 | // too. | |
2503 | if (modalWindowActive()) { | |
2504 | window.flags |= TWindow.MODAL; | |
a7986f7b | 2505 | window.flags |= TWindow.CENTERED; |
92453213 | 2506 | window.hidden = false; |
bb35d919 | 2507 | } |
92453213 KL |
2508 | if (window.isShown()) { |
2509 | for (TWindow w: windows) { | |
2510 | if (w.isActive()) { | |
2511 | w.setActive(false); | |
2512 | w.onUnfocus(); | |
2513 | } | |
2514 | w.setZ(w.getZ() + 1); | |
efb7af1f | 2515 | } |
bb35d919 KL |
2516 | } |
2517 | windows.add(window); | |
92453213 KL |
2518 | if (window.isShown()) { |
2519 | activeWindow = window; | |
2520 | activeWindow.setZ(0); | |
2521 | activeWindow.setActive(true); | |
2522 | activeWindow.onFocus(); | |
2523 | } | |
a7986f7b KL |
2524 | |
2525 | if (((window.flags & TWindow.CENTERED) == 0) | |
d36057df KL |
2526 | && ((window.flags & TWindow.ABSOLUTEXY) == 0) |
2527 | && (smartWindowPlacement == true) | |
2bb26984 | 2528 | && (!(window instanceof TDesktop)) |
d36057df | 2529 | ) { |
a7986f7b KL |
2530 | |
2531 | doSmartPlacement(window); | |
2532 | } | |
48e27807 | 2533 | } |
92453213 KL |
2534 | |
2535 | // Desktop cannot be active over any other window. | |
2536 | if (desktop != null) { | |
2537 | desktop.setActive(false); | |
2538 | } | |
48e27807 KL |
2539 | } |
2540 | ||
fca67db0 KL |
2541 | /** |
2542 | * Check if there is a system-modal window on top. | |
2543 | * | |
2544 | * @return true if the active window is modal | |
2545 | */ | |
2546 | private boolean modalWindowActive() { | |
2547 | if (windows.size() == 0) { | |
2548 | return false; | |
2549 | } | |
2ce6dab2 KL |
2550 | |
2551 | for (TWindow w: windows) { | |
2552 | if (w.isModal()) { | |
2553 | return true; | |
2554 | } | |
2555 | } | |
2556 | ||
2557 | return false; | |
2558 | } | |
2559 | ||
9696a8f6 KL |
2560 | /** |
2561 | * Check if there is a window with overridden menu flag on top. | |
2562 | * | |
2563 | * @return true if the active window is overriding the menu | |
2564 | */ | |
2565 | private boolean overrideMenuWindowActive() { | |
2566 | if (activeWindow != null) { | |
2567 | if (activeWindow.hasOverriddenMenu()) { | |
2568 | return true; | |
2569 | } | |
2570 | } | |
2571 | ||
2572 | return false; | |
2573 | } | |
2574 | ||
2ce6dab2 KL |
2575 | /** |
2576 | * Close all open windows. | |
2577 | */ | |
2578 | private void closeAllWindows() { | |
2579 | // Don't do anything if we are in the menu | |
2580 | if (activeMenu != null) { | |
2581 | return; | |
2582 | } | |
2583 | while (windows.size() > 0) { | |
2584 | closeWindow(windows.get(0)); | |
2585 | } | |
fca67db0 KL |
2586 | } |
2587 | ||
2ce6dab2 KL |
2588 | /** |
2589 | * Re-layout the open windows as non-overlapping tiles. This produces | |
2590 | * almost the same results as Turbo Pascal 7.0's IDE. | |
2591 | */ | |
2592 | private void tileWindows() { | |
2593 | synchronized (windows) { | |
2594 | // Don't do anything if we are in the menu | |
2595 | if (activeMenu != null) { | |
2596 | return; | |
2597 | } | |
2598 | int z = windows.size(); | |
2599 | if (z == 0) { | |
2600 | return; | |
2601 | } | |
2602 | int a = 0; | |
2603 | int b = 0; | |
2604 | a = (int)(Math.sqrt(z)); | |
2605 | int c = 0; | |
2606 | while (c < a) { | |
2607 | b = (z - c) / a; | |
2608 | if (((a * b) + c) == z) { | |
2609 | break; | |
2610 | } | |
2611 | c++; | |
2612 | } | |
2613 | assert (a > 0); | |
2614 | assert (b > 0); | |
2615 | assert (c < a); | |
2616 | int newWidth = (getScreen().getWidth() / a); | |
2617 | int newHeight1 = ((getScreen().getHeight() - 1) / b); | |
2618 | int newHeight2 = ((getScreen().getHeight() - 1) / (b + c)); | |
2619 | ||
a69ed767 | 2620 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
2ce6dab2 KL |
2621 | Collections.sort(sorted); |
2622 | Collections.reverse(sorted); | |
2623 | for (int i = 0; i < sorted.size(); i++) { | |
2624 | int logicalX = i / b; | |
2625 | int logicalY = i % b; | |
2626 | if (i >= ((a - 1) * b)) { | |
2627 | logicalX = a - 1; | |
2628 | logicalY = i - ((a - 1) * b); | |
2629 | } | |
2630 | ||
2631 | TWindow w = sorted.get(i); | |
7d922e0d KL |
2632 | int oldWidth = w.getWidth(); |
2633 | int oldHeight = w.getHeight(); | |
2634 | ||
2ce6dab2 KL |
2635 | w.setX(logicalX * newWidth); |
2636 | w.setWidth(newWidth); | |
2637 | if (i >= ((a - 1) * b)) { | |
2638 | w.setY((logicalY * newHeight2) + 1); | |
2639 | w.setHeight(newHeight2); | |
2640 | } else { | |
2641 | w.setY((logicalY * newHeight1) + 1); | |
2642 | w.setHeight(newHeight1); | |
2643 | } | |
7d922e0d KL |
2644 | if ((w.getWidth() != oldWidth) |
2645 | || (w.getHeight() != oldHeight) | |
2646 | ) { | |
2647 | w.onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, | |
2648 | w.getWidth(), w.getHeight())); | |
2649 | } | |
2ce6dab2 KL |
2650 | } |
2651 | } | |
2652 | } | |
2653 | ||
2654 | /** | |
2655 | * Re-layout the open windows as overlapping cascaded windows. | |
2656 | */ | |
2657 | private void cascadeWindows() { | |
2658 | synchronized (windows) { | |
2659 | // Don't do anything if we are in the menu | |
2660 | if (activeMenu != null) { | |
2661 | return; | |
2662 | } | |
2663 | int x = 0; | |
2664 | int y = 1; | |
a69ed767 | 2665 | List<TWindow> sorted = new ArrayList<TWindow>(windows); |
2ce6dab2 KL |
2666 | Collections.sort(sorted); |
2667 | Collections.reverse(sorted); | |
2668 | for (TWindow window: sorted) { | |
2669 | window.setX(x); | |
2670 | window.setY(y); | |
2671 | x++; | |
2672 | y++; | |
2673 | if (x > getScreen().getWidth()) { | |
2674 | x = 0; | |
2675 | } | |
2676 | if (y >= getScreen().getHeight()) { | |
2677 | y = 1; | |
2678 | } | |
2679 | } | |
2680 | } | |
2681 | } | |
2682 | ||
a7986f7b KL |
2683 | /** |
2684 | * Place a window to minimize its overlap with other windows. | |
2685 | * | |
2686 | * @param window the window to place | |
2687 | */ | |
2688 | public final void doSmartPlacement(final TWindow window) { | |
2689 | // This is a pretty dumb algorithm, but seems to work. The hardest | |
2690 | // part is computing these "overlap" values seeking a minimum average | |
2691 | // overlap. | |
2692 | int xMin = 0; | |
2693 | int yMin = desktopTop; | |
2694 | int xMax = getScreen().getWidth() - window.getWidth() + 1; | |
2695 | int yMax = desktopBottom - window.getHeight() + 1; | |
2696 | if (xMax < xMin) { | |
2697 | xMax = xMin; | |
2698 | } | |
2699 | if (yMax < yMin) { | |
2700 | yMax = yMin; | |
2701 | } | |
2702 | ||
2703 | if ((xMin == xMax) && (yMin == yMax)) { | |
2704 | // No work to do, bail out. | |
2705 | return; | |
2706 | } | |
2707 | ||
2708 | // Compute the overlap matrix without the new window. | |
2709 | int width = getScreen().getWidth(); | |
2710 | int height = getScreen().getHeight(); | |
2711 | int overlapMatrix[][] = new int[width][height]; | |
2712 | for (TWindow w: windows) { | |
2713 | if (window == w) { | |
2714 | continue; | |
2715 | } | |
2716 | for (int x = w.getX(); x < w.getX() + w.getWidth(); x++) { | |
9ff1c0e3 KL |
2717 | if (x < 0) { |
2718 | continue; | |
2719 | } | |
8c236a98 | 2720 | if (x >= width) { |
a7986f7b KL |
2721 | continue; |
2722 | } | |
2723 | for (int y = w.getY(); y < w.getY() + w.getHeight(); y++) { | |
9ff1c0e3 KL |
2724 | if (y < 0) { |
2725 | continue; | |
2726 | } | |
8c236a98 | 2727 | if (y >= height) { |
a7986f7b KL |
2728 | continue; |
2729 | } | |
2730 | overlapMatrix[x][y]++; | |
2731 | } | |
2732 | } | |
2733 | } | |
2734 | ||
2735 | long oldOverlapTotal = 0; | |
2736 | long oldOverlapN = 0; | |
2737 | for (int x = 0; x < width; x++) { | |
2738 | for (int y = 0; y < height; y++) { | |
2739 | oldOverlapTotal += overlapMatrix[x][y]; | |
2740 | if (overlapMatrix[x][y] > 0) { | |
2741 | oldOverlapN++; | |
2742 | } | |
2743 | } | |
2744 | } | |
2745 | ||
2746 | ||
2747 | double oldOverlapAvg = (double) oldOverlapTotal / (double) oldOverlapN; | |
2748 | boolean first = true; | |
2749 | int windowX = window.getX(); | |
2750 | int windowY = window.getY(); | |
2751 | ||
2752 | // For each possible (x, y) position for the new window, compute a | |
2753 | // new overlap matrix. | |
2754 | for (int x = xMin; x < xMax; x++) { | |
2755 | for (int y = yMin; y < yMax; y++) { | |
2756 | ||
2757 | // Start with the matrix minus this window. | |
2758 | int newMatrix[][] = new int[width][height]; | |
2759 | for (int mx = 0; mx < width; mx++) { | |
2760 | for (int my = 0; my < height; my++) { | |
2761 | newMatrix[mx][my] = overlapMatrix[mx][my]; | |
2762 | } | |
2763 | } | |
2764 | ||
2765 | // Add this window's values to the new overlap matrix. | |
2766 | long newOverlapTotal = 0; | |
2767 | long newOverlapN = 0; | |
2768 | // Start by adding each new cell. | |
2769 | for (int wx = x; wx < x + window.getWidth(); wx++) { | |
8c236a98 | 2770 | if (wx >= width) { |
a7986f7b KL |
2771 | continue; |
2772 | } | |
2773 | for (int wy = y; wy < y + window.getHeight(); wy++) { | |
8c236a98 | 2774 | if (wy >= height) { |
a7986f7b KL |
2775 | continue; |
2776 | } | |
2777 | newMatrix[wx][wy]++; | |
2778 | } | |
2779 | } | |
2780 | // Now figure out the new value for total coverage. | |
2781 | for (int mx = 0; mx < width; mx++) { | |
2782 | for (int my = 0; my < height; my++) { | |
2783 | newOverlapTotal += newMatrix[x][y]; | |
2784 | if (newMatrix[mx][my] > 0) { | |
2785 | newOverlapN++; | |
2786 | } | |
2787 | } | |
2788 | } | |
2789 | double newOverlapAvg = (double) newOverlapTotal / (double) newOverlapN; | |
2790 | ||
2791 | if (first) { | |
2792 | // First time: just record what we got. | |
2793 | oldOverlapAvg = newOverlapAvg; | |
2794 | first = false; | |
2795 | } else { | |
2796 | // All other times: pick a new best (x, y) and save the | |
2797 | // overlap value. | |
2798 | if (newOverlapAvg < oldOverlapAvg) { | |
2799 | windowX = x; | |
2800 | windowY = y; | |
2801 | oldOverlapAvg = newOverlapAvg; | |
2802 | } | |
2803 | } | |
2804 | ||
2805 | } // for (int x = xMin; x < xMax; x++) | |
2806 | ||
2807 | } // for (int y = yMin; y < yMax; y++) | |
2808 | ||
2809 | // Finally, set the window's new coordinates. | |
2810 | window.setX(windowX); | |
2811 | window.setY(windowY); | |
2812 | } | |
2813 | ||
a69ed767 | 2814 | // ------------------------------------------------------------------------ |
2ce6dab2 KL |
2815 | // TMenu management ------------------------------------------------------- |
2816 | // ------------------------------------------------------------------------ | |
2817 | ||
fca67db0 KL |
2818 | /** |
2819 | * Check if a mouse event would hit either the active menu or any open | |
2820 | * sub-menus. | |
2821 | * | |
2822 | * @param mouse mouse event | |
2823 | * @return true if the mouse would hit the active menu or an open | |
2824 | * sub-menu | |
2825 | */ | |
2826 | private boolean mouseOnMenu(final TMouseEvent mouse) { | |
2827 | assert (activeMenu != null); | |
a69ed767 | 2828 | List<TMenu> menus = new ArrayList<TMenu>(subMenus); |
fca67db0 KL |
2829 | Collections.reverse(menus); |
2830 | for (TMenu menu: menus) { | |
2831 | if (menu.mouseWouldHit(mouse)) { | |
2832 | return true; | |
2833 | } | |
2834 | } | |
2835 | return activeMenu.mouseWouldHit(mouse); | |
2836 | } | |
2837 | ||
2838 | /** | |
2839 | * See if we need to switch window or activate the menu based on | |
2840 | * a mouse click. | |
2841 | * | |
2842 | * @param mouse mouse event | |
2843 | */ | |
2844 | private void checkSwitchFocus(final TMouseEvent mouse) { | |
2845 | ||
2846 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) | |
2847 | && (activeMenu != null) | |
2848 | && (mouse.getAbsoluteY() != 0) | |
2849 | && (!mouseOnMenu(mouse)) | |
2850 | ) { | |
2851 | // They clicked outside the active menu, turn it off | |
2852 | activeMenu.setActive(false); | |
2853 | activeMenu = null; | |
2854 | for (TMenu menu: subMenus) { | |
2855 | menu.setActive(false); | |
2856 | } | |
2857 | subMenus.clear(); | |
2858 | // Continue checks | |
2859 | } | |
2860 | ||
2861 | // See if they hit the menu bar | |
2862 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) | |
7c870d89 | 2863 | && (mouse.isMouse1()) |
fca67db0 | 2864 | && (!modalWindowActive()) |
9696a8f6 | 2865 | && (!overrideMenuWindowActive()) |
fca67db0 | 2866 | && (mouse.getAbsoluteY() == 0) |
2bb26984 | 2867 | && (hideMenuBar == false) |
fca67db0 KL |
2868 | ) { |
2869 | ||
2870 | for (TMenu menu: subMenus) { | |
2871 | menu.setActive(false); | |
2872 | } | |
2873 | subMenus.clear(); | |
2874 | ||
2875 | // They selected the menu, go activate it | |
2876 | for (TMenu menu: menus) { | |
159f076d KL |
2877 | if ((mouse.getAbsoluteX() >= menu.getTitleX()) |
2878 | && (mouse.getAbsoluteX() < menu.getTitleX() | |
e820d5dd | 2879 | + StringUtils.width(menu.getTitle()) + 2) |
fca67db0 KL |
2880 | ) { |
2881 | menu.setActive(true); | |
2882 | activeMenu = menu; | |
2883 | } else { | |
2884 | menu.setActive(false); | |
2885 | } | |
2886 | } | |
fca67db0 KL |
2887 | return; |
2888 | } | |
2889 | ||
2890 | // See if they hit the menu bar | |
2891 | if ((mouse.getType() == TMouseEvent.Type.MOUSE_MOTION) | |
7c870d89 | 2892 | && (mouse.isMouse1()) |
fca67db0 KL |
2893 | && (activeMenu != null) |
2894 | && (mouse.getAbsoluteY() == 0) | |
2bb26984 | 2895 | && (hideMenuBar == false) |
fca67db0 KL |
2896 | ) { |
2897 | ||
2898 | TMenu oldMenu = activeMenu; | |
2899 | for (TMenu menu: subMenus) { | |
2900 | menu.setActive(false); | |
2901 | } | |
2902 | subMenus.clear(); | |
2903 | ||
2904 | // See if we should switch menus | |
2905 | for (TMenu menu: menus) { | |
159f076d KL |
2906 | if ((mouse.getAbsoluteX() >= menu.getTitleX()) |
2907 | && (mouse.getAbsoluteX() < menu.getTitleX() | |
e820d5dd | 2908 | + StringUtils.width(menu.getTitle()) + 2) |
fca67db0 KL |
2909 | ) { |
2910 | menu.setActive(true); | |
2911 | activeMenu = menu; | |
2912 | } | |
2913 | } | |
2914 | if (oldMenu != activeMenu) { | |
2915 | // They switched menus | |
2916 | oldMenu.setActive(false); | |
2917 | } | |
fca67db0 KL |
2918 | return; |
2919 | } | |
2920 | ||
72fca17b KL |
2921 | // If a menu is still active, don't switch windows |
2922 | if (activeMenu != null) { | |
fca67db0 KL |
2923 | return; |
2924 | } | |
2925 | ||
72fca17b KL |
2926 | // Only switch if there are multiple windows |
2927 | if (windows.size() < 2) { | |
fca67db0 KL |
2928 | return; |
2929 | } | |
2930 | ||
72fca17b KL |
2931 | if (((focusFollowsMouse == true) |
2932 | && (mouse.getType() == TMouseEvent.Type.MOUSE_MOTION)) | |
e23ea538 | 2933 | || (mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) |
72fca17b KL |
2934 | ) { |
2935 | synchronized (windows) { | |
2936 | Collections.sort(windows); | |
2937 | if (windows.get(0).isModal()) { | |
2938 | // Modal windows don't switch | |
2939 | return; | |
2940 | } | |
fca67db0 | 2941 | |
72fca17b KL |
2942 | for (TWindow window: windows) { |
2943 | assert (!window.isModal()); | |
92453213 | 2944 | |
72fca17b KL |
2945 | if (window.isHidden()) { |
2946 | assert (!window.isActive()); | |
2947 | continue; | |
2948 | } | |
92453213 | 2949 | |
72fca17b KL |
2950 | if (window.mouseWouldHit(mouse)) { |
2951 | if (window == windows.get(0)) { | |
2952 | // Clicked on the same window, nothing to do | |
2953 | assert (window.isActive()); | |
2954 | return; | |
2955 | } | |
2956 | ||
2957 | // We will be switching to another window | |
2958 | assert (windows.get(0).isActive()); | |
2959 | assert (windows.get(0) == activeWindow); | |
2960 | assert (!window.isActive()); | |
a69ed767 KL |
2961 | if (activeWindow != null) { |
2962 | activeWindow.onUnfocus(); | |
2963 | activeWindow.setActive(false); | |
2964 | activeWindow.setZ(window.getZ()); | |
2965 | } | |
72fca17b KL |
2966 | activeWindow = window; |
2967 | window.setZ(0); | |
2968 | window.setActive(true); | |
2969 | window.onFocus(); | |
bb35d919 KL |
2970 | return; |
2971 | } | |
fca67db0 | 2972 | } |
fca67db0 | 2973 | } |
72fca17b KL |
2974 | |
2975 | // Clicked on the background, nothing to do | |
2976 | return; | |
fca67db0 KL |
2977 | } |
2978 | ||
72fca17b KL |
2979 | // Nothing to do: this isn't a mouse up, or focus isn't following |
2980 | // mouse. | |
fca67db0 KL |
2981 | return; |
2982 | } | |
2983 | ||
2984 | /** | |
2985 | * Turn off the menu. | |
2986 | */ | |
928811d8 | 2987 | public final void closeMenu() { |
fca67db0 KL |
2988 | if (activeMenu != null) { |
2989 | activeMenu.setActive(false); | |
2990 | activeMenu = null; | |
2991 | for (TMenu menu: subMenus) { | |
2992 | menu.setActive(false); | |
2993 | } | |
2994 | subMenus.clear(); | |
2995 | } | |
fca67db0 KL |
2996 | } |
2997 | ||
e8a11f98 KL |
2998 | /** |
2999 | * Get a (shallow) copy of the menu list. | |
3000 | * | |
3001 | * @return a copy of the menu list | |
3002 | */ | |
3003 | public final List<TMenu> getAllMenus() { | |
a69ed767 | 3004 | return new ArrayList<TMenu>(menus); |
e8a11f98 KL |
3005 | } |
3006 | ||
3007 | /** | |
3008 | * Add a top-level menu to the list. | |
3009 | * | |
3010 | * @param menu the menu to add | |
3011 | * @throws IllegalArgumentException if the menu is already used in | |
3012 | * another TApplication | |
3013 | */ | |
3014 | public final void addMenu(final TMenu menu) { | |
3015 | if ((menu.getApplication() != null) | |
3016 | && (menu.getApplication() != this) | |
3017 | ) { | |
3018 | throw new IllegalArgumentException("Menu " + menu + " is already " + | |
3019 | "part of application " + menu.getApplication()); | |
3020 | } | |
3021 | closeMenu(); | |
3022 | menus.add(menu); | |
3023 | recomputeMenuX(); | |
3024 | } | |
3025 | ||
3026 | /** | |
3027 | * Remove a top-level menu from the list. | |
3028 | * | |
3029 | * @param menu the menu to remove | |
3030 | * @throws IllegalArgumentException if the menu is already used in | |
3031 | * another TApplication | |
3032 | */ | |
3033 | public final void removeMenu(final TMenu menu) { | |
3034 | if ((menu.getApplication() != null) | |
3035 | && (menu.getApplication() != this) | |
3036 | ) { | |
3037 | throw new IllegalArgumentException("Menu " + menu + " is already " + | |
3038 | "part of application " + menu.getApplication()); | |
3039 | } | |
3040 | closeMenu(); | |
3041 | menus.remove(menu); | |
3042 | recomputeMenuX(); | |
3043 | } | |
3044 | ||
fca67db0 KL |
3045 | /** |
3046 | * Turn off a sub-menu. | |
3047 | */ | |
928811d8 | 3048 | public final void closeSubMenu() { |
fca67db0 KL |
3049 | assert (activeMenu != null); |
3050 | TMenu item = subMenus.get(subMenus.size() - 1); | |
3051 | assert (item != null); | |
3052 | item.setActive(false); | |
3053 | subMenus.remove(subMenus.size() - 1); | |
fca67db0 KL |
3054 | } |
3055 | ||
3056 | /** | |
3057 | * Switch to the next menu. | |
3058 | * | |
3059 | * @param forward if true, then switch to the next menu in the list, | |
3060 | * otherwise switch to the previous menu in the list | |
3061 | */ | |
928811d8 | 3062 | public final void switchMenu(final boolean forward) { |
fca67db0 | 3063 | assert (activeMenu != null); |
2bb26984 | 3064 | assert (hideMenuBar == false); |
fca67db0 KL |
3065 | |
3066 | for (TMenu menu: subMenus) { | |
3067 | menu.setActive(false); | |
3068 | } | |
3069 | subMenus.clear(); | |
3070 | ||
3071 | for (int i = 0; i < menus.size(); i++) { | |
3072 | if (activeMenu == menus.get(i)) { | |
3073 | if (forward) { | |
3074 | if (i < menus.size() - 1) { | |
3075 | i++; | |
a69ed767 KL |
3076 | } else { |
3077 | i = 0; | |
fca67db0 KL |
3078 | } |
3079 | } else { | |
3080 | if (i > 0) { | |
3081 | i--; | |
a69ed767 KL |
3082 | } else { |
3083 | i = menus.size() - 1; | |
fca67db0 KL |
3084 | } |
3085 | } | |
3086 | activeMenu.setActive(false); | |
3087 | activeMenu = menus.get(i); | |
3088 | activeMenu.setActive(true); | |
fca67db0 KL |
3089 | return; |
3090 | } | |
3091 | } | |
3092 | } | |
3093 | ||
928811d8 | 3094 | /** |
efb7af1f KL |
3095 | * Add a menu item to the global list. If it has a keyboard accelerator, |
3096 | * that will be added the global hash. | |
928811d8 | 3097 | * |
efb7af1f | 3098 | * @param item the menu item |
928811d8 | 3099 | */ |
efb7af1f KL |
3100 | public final void addMenuItem(final TMenuItem item) { |
3101 | menuItems.add(item); | |
3102 | ||
3103 | TKeypress key = item.getKey(); | |
3104 | if (key != null) { | |
3105 | synchronized (accelerators) { | |
3106 | assert (accelerators.get(key) == null); | |
3107 | accelerators.put(key.toLowerCase(), item); | |
3108 | } | |
3109 | } | |
3110 | } | |
3111 | ||
3112 | /** | |
3113 | * Disable one menu item. | |
3114 | * | |
3115 | * @param id the menu item ID | |
3116 | */ | |
3117 | public final void disableMenuItem(final int id) { | |
3118 | for (TMenuItem item: menuItems) { | |
3119 | if (item.getId() == id) { | |
3120 | item.setEnabled(false); | |
3121 | } | |
3122 | } | |
3123 | } | |
e826b451 | 3124 | |
efb7af1f KL |
3125 | /** |
3126 | * Disable the range of menu items with ID's between lower and upper, | |
3127 | * inclusive. | |
3128 | * | |
3129 | * @param lower the lowest menu item ID | |
3130 | * @param upper the highest menu item ID | |
3131 | */ | |
3132 | public final void disableMenuItems(final int lower, final int upper) { | |
3133 | for (TMenuItem item: menuItems) { | |
3134 | if ((item.getId() >= lower) && (item.getId() <= upper)) { | |
3135 | item.setEnabled(false); | |
a69ed767 | 3136 | item.getParent().activate(0); |
efb7af1f KL |
3137 | } |
3138 | } | |
3139 | } | |
3140 | ||
3141 | /** | |
3142 | * Enable one menu item. | |
3143 | * | |
3144 | * @param id the menu item ID | |
3145 | */ | |
3146 | public final void enableMenuItem(final int id) { | |
3147 | for (TMenuItem item: menuItems) { | |
3148 | if (item.getId() == id) { | |
3149 | item.setEnabled(true); | |
a69ed767 | 3150 | item.getParent().activate(0); |
efb7af1f KL |
3151 | } |
3152 | } | |
3153 | } | |
3154 | ||
3155 | /** | |
3156 | * Enable the range of menu items with ID's between lower and upper, | |
3157 | * inclusive. | |
3158 | * | |
3159 | * @param lower the lowest menu item ID | |
3160 | * @param upper the highest menu item ID | |
3161 | */ | |
3162 | public final void enableMenuItems(final int lower, final int upper) { | |
3163 | for (TMenuItem item: menuItems) { | |
3164 | if ((item.getId() >= lower) && (item.getId() <= upper)) { | |
3165 | item.setEnabled(true); | |
a69ed767 | 3166 | item.getParent().activate(0); |
efb7af1f | 3167 | } |
e826b451 | 3168 | } |
928811d8 KL |
3169 | } |
3170 | ||
77961919 KL |
3171 | /** |
3172 | * Get the menu item associated with this ID. | |
3173 | * | |
3174 | * @param id the menu item ID | |
3175 | * @return the menu item, or null if not found | |
3176 | */ | |
3177 | public final TMenuItem getMenuItem(final int id) { | |
3178 | for (TMenuItem item: menuItems) { | |
3179 | if (item.getId() == id) { | |
3180 | return item; | |
3181 | } | |
3182 | } | |
3183 | return null; | |
3184 | } | |
3185 | ||
928811d8 KL |
3186 | /** |
3187 | * Recompute menu x positions based on their title length. | |
3188 | */ | |
3189 | public final void recomputeMenuX() { | |
3190 | int x = 0; | |
3191 | for (TMenu menu: menus) { | |
3192 | menu.setX(x); | |
159f076d | 3193 | menu.setTitleX(x); |
e820d5dd | 3194 | x += StringUtils.width(menu.getTitle()) + 2; |
68c5cd6b KL |
3195 | |
3196 | // Don't let the menu window exceed the screen width | |
3197 | int rightEdge = menu.getX() + menu.getWidth(); | |
3198 | if (rightEdge > getScreen().getWidth()) { | |
3199 | menu.setX(getScreen().getWidth() - menu.getWidth()); | |
3200 | } | |
928811d8 KL |
3201 | } |
3202 | } | |
3203 | ||
b2d49e0f KL |
3204 | /** |
3205 | * Post an event to process. | |
3206 | * | |
3207 | * @param event new event to add to the queue | |
3208 | */ | |
3209 | public final void postEvent(final TInputEvent event) { | |
3210 | synchronized (this) { | |
3211 | synchronized (fillEventQueue) { | |
3212 | fillEventQueue.add(event); | |
3213 | } | |
3214 | if (debugThreads) { | |
3215 | System.err.println(System.currentTimeMillis() + " " + | |
3216 | Thread.currentThread() + " postEvent() wake up main"); | |
3217 | } | |
3218 | this.notify(); | |
3219 | } | |
3220 | } | |
3221 | ||
928811d8 KL |
3222 | /** |
3223 | * Post an event to process and turn off the menu. | |
3224 | * | |
3225 | * @param event new event to add to the queue | |
3226 | */ | |
5dfd1c11 | 3227 | public final void postMenuEvent(final TInputEvent event) { |
be72cb5c KL |
3228 | synchronized (this) { |
3229 | synchronized (fillEventQueue) { | |
3230 | fillEventQueue.add(event); | |
3231 | } | |
3232 | if (debugThreads) { | |
3233 | System.err.println(System.currentTimeMillis() + " " + | |
3234 | Thread.currentThread() + " postMenuEvent() wake up main"); | |
3235 | } | |
3236 | closeMenu(); | |
3237 | this.notify(); | |
8e688b92 | 3238 | } |
928811d8 KL |
3239 | } |
3240 | ||
3241 | /** | |
3242 | * Add a sub-menu to the list of open sub-menus. | |
3243 | * | |
3244 | * @param menu sub-menu | |
3245 | */ | |
3246 | public final void addSubMenu(final TMenu menu) { | |
3247 | subMenus.add(menu); | |
3248 | } | |
3249 | ||
8e688b92 KL |
3250 | /** |
3251 | * Convenience function to add a top-level menu. | |
3252 | * | |
3253 | * @param title menu title | |
3254 | * @return the new menu | |
3255 | */ | |
87a17f3c | 3256 | public final TMenu addMenu(final String title) { |
8e688b92 KL |
3257 | int x = 0; |
3258 | int y = 0; | |
3259 | TMenu menu = new TMenu(this, x, y, title); | |
3260 | menus.add(menu); | |
3261 | recomputeMenuX(); | |
3262 | return menu; | |
3263 | } | |
3264 | ||
e23ea538 KL |
3265 | /** |
3266 | * Convenience function to add a default tools (hamburger) menu. | |
3267 | * | |
3268 | * @return the new menu | |
3269 | */ | |
3270 | public final TMenu addToolMenu() { | |
3271 | TMenu toolMenu = addMenu(i18n.getString("toolMenuTitle")); | |
3272 | toolMenu.addDefaultItem(TMenu.MID_REPAINT); | |
3273 | toolMenu.addDefaultItem(TMenu.MID_VIEW_IMAGE); | |
a75902fa | 3274 | toolMenu.addDefaultItem(TMenu.MID_SCREEN_OPTIONS); |
e23ea538 KL |
3275 | TStatusBar toolStatusBar = toolMenu.newStatusBar(i18n. |
3276 | getString("toolMenuStatus")); | |
3277 | toolStatusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
3278 | return toolMenu; | |
3279 | } | |
3280 | ||
8e688b92 KL |
3281 | /** |
3282 | * Convenience function to add a default "File" menu. | |
3283 | * | |
3284 | * @return the new menu | |
3285 | */ | |
3286 | public final TMenu addFileMenu() { | |
339652cc | 3287 | TMenu fileMenu = addMenu(i18n.getString("fileMenuTitle")); |
8e688b92 | 3288 | fileMenu.addDefaultItem(TMenu.MID_SHELL); |
b9724916 | 3289 | fileMenu.addSeparator(); |
8e688b92 | 3290 | fileMenu.addDefaultItem(TMenu.MID_EXIT); |
339652cc KL |
3291 | TStatusBar statusBar = fileMenu.newStatusBar(i18n. |
3292 | getString("fileMenuStatus")); | |
3293 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
3294 | return fileMenu; |
3295 | } | |
3296 | ||
3297 | /** | |
3298 | * Convenience function to add a default "Edit" menu. | |
3299 | * | |
3300 | * @return the new menu | |
3301 | */ | |
3302 | public final TMenu addEditMenu() { | |
339652cc | 3303 | TMenu editMenu = addMenu(i18n.getString("editMenuTitle")); |
8e688b92 KL |
3304 | editMenu.addDefaultItem(TMenu.MID_CUT); |
3305 | editMenu.addDefaultItem(TMenu.MID_COPY); | |
3306 | editMenu.addDefaultItem(TMenu.MID_PASTE); | |
3307 | editMenu.addDefaultItem(TMenu.MID_CLEAR); | |
339652cc KL |
3308 | TStatusBar statusBar = editMenu.newStatusBar(i18n. |
3309 | getString("editMenuStatus")); | |
3310 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
3311 | return editMenu; |
3312 | } | |
3313 | ||
3314 | /** | |
3315 | * Convenience function to add a default "Window" menu. | |
3316 | * | |
3317 | * @return the new menu | |
3318 | */ | |
c6940ed9 | 3319 | public final TMenu addWindowMenu() { |
339652cc | 3320 | TMenu windowMenu = addMenu(i18n.getString("windowMenuTitle")); |
8e688b92 KL |
3321 | windowMenu.addDefaultItem(TMenu.MID_TILE); |
3322 | windowMenu.addDefaultItem(TMenu.MID_CASCADE); | |
3323 | windowMenu.addDefaultItem(TMenu.MID_CLOSE_ALL); | |
3324 | windowMenu.addSeparator(); | |
3325 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_MOVE); | |
3326 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_ZOOM); | |
3327 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_NEXT); | |
3328 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_PREVIOUS); | |
3329 | windowMenu.addDefaultItem(TMenu.MID_WINDOW_CLOSE); | |
339652cc KL |
3330 | TStatusBar statusBar = windowMenu.newStatusBar(i18n. |
3331 | getString("windowMenuStatus")); | |
3332 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
8e688b92 KL |
3333 | return windowMenu; |
3334 | } | |
3335 | ||
55d2b2c2 KL |
3336 | /** |
3337 | * Convenience function to add a default "Help" menu. | |
3338 | * | |
3339 | * @return the new menu | |
3340 | */ | |
3341 | public final TMenu addHelpMenu() { | |
339652cc | 3342 | TMenu helpMenu = addMenu(i18n.getString("helpMenuTitle")); |
55d2b2c2 KL |
3343 | helpMenu.addDefaultItem(TMenu.MID_HELP_CONTENTS); |
3344 | helpMenu.addDefaultItem(TMenu.MID_HELP_INDEX); | |
3345 | helpMenu.addDefaultItem(TMenu.MID_HELP_SEARCH); | |
3346 | helpMenu.addDefaultItem(TMenu.MID_HELP_PREVIOUS); | |
3347 | helpMenu.addDefaultItem(TMenu.MID_HELP_HELP); | |
3348 | helpMenu.addDefaultItem(TMenu.MID_HELP_ACTIVE_FILE); | |
3349 | helpMenu.addSeparator(); | |
3350 | helpMenu.addDefaultItem(TMenu.MID_ABOUT); | |
339652cc KL |
3351 | TStatusBar statusBar = helpMenu.newStatusBar(i18n. |
3352 | getString("helpMenuStatus")); | |
3353 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
55d2b2c2 KL |
3354 | return helpMenu; |
3355 | } | |
3356 | ||
1dac6b8d KL |
3357 | /** |
3358 | * Convenience function to add a default "Table" menu. | |
3359 | * | |
3360 | * @return the new menu | |
3361 | */ | |
3362 | public final TMenu addTableMenu() { | |
3363 | TMenu tableMenu = addMenu(i18n.getString("tableMenuTitle")); | |
2b427404 KL |
3364 | tableMenu.addDefaultItem(TMenu.MID_TABLE_RENAME_COLUMN, false); |
3365 | tableMenu.addDefaultItem(TMenu.MID_TABLE_RENAME_ROW, false); | |
3366 | tableMenu.addSeparator(); | |
3367 | ||
77961919 KL |
3368 | TSubMenu viewMenu = tableMenu.addSubMenu(i18n. |
3369 | getString("tableSubMenuView")); | |
3370 | viewMenu.addDefaultItem(TMenu.MID_TABLE_VIEW_ROW_LABELS, false); | |
3371 | viewMenu.addDefaultItem(TMenu.MID_TABLE_VIEW_COLUMN_LABELS, false); | |
3372 | viewMenu.addDefaultItem(TMenu.MID_TABLE_VIEW_HIGHLIGHT_ROW, false); | |
3373 | viewMenu.addDefaultItem(TMenu.MID_TABLE_VIEW_HIGHLIGHT_COLUMN, false); | |
3374 | ||
1dac6b8d KL |
3375 | TSubMenu borderMenu = tableMenu.addSubMenu(i18n. |
3376 | getString("tableSubMenuBorders")); | |
3377 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_NONE, false); | |
3378 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_ALL, false); | |
e9bb3c1e KL |
3379 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_CELL_NONE, false); |
3380 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_CELL_ALL, false); | |
1dac6b8d KL |
3381 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_RIGHT, false); |
3382 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_LEFT, false); | |
3383 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_TOP, false); | |
3384 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_BOTTOM, false); | |
3385 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_DOUBLE_BOTTOM, false); | |
3386 | borderMenu.addDefaultItem(TMenu.MID_TABLE_BORDER_THICK_BOTTOM, false); | |
3387 | TSubMenu deleteMenu = tableMenu.addSubMenu(i18n. | |
3388 | getString("tableSubMenuDelete")); | |
3389 | deleteMenu.addDefaultItem(TMenu.MID_TABLE_DELETE_LEFT, false); | |
3390 | deleteMenu.addDefaultItem(TMenu.MID_TABLE_DELETE_UP, false); | |
3391 | deleteMenu.addDefaultItem(TMenu.MID_TABLE_DELETE_ROW, false); | |
3392 | deleteMenu.addDefaultItem(TMenu.MID_TABLE_DELETE_COLUMN, false); | |
3393 | TSubMenu insertMenu = tableMenu.addSubMenu(i18n. | |
3394 | getString("tableSubMenuInsert")); | |
3395 | insertMenu.addDefaultItem(TMenu.MID_TABLE_INSERT_LEFT, false); | |
3396 | insertMenu.addDefaultItem(TMenu.MID_TABLE_INSERT_RIGHT, false); | |
3397 | insertMenu.addDefaultItem(TMenu.MID_TABLE_INSERT_ABOVE, false); | |
3398 | insertMenu.addDefaultItem(TMenu.MID_TABLE_INSERT_BELOW, false); | |
3399 | TSubMenu columnMenu = tableMenu.addSubMenu(i18n. | |
3400 | getString("tableSubMenuColumn")); | |
3401 | columnMenu.addDefaultItem(TMenu.MID_TABLE_COLUMN_NARROW, false); | |
3402 | columnMenu.addDefaultItem(TMenu.MID_TABLE_COLUMN_WIDEN, false); | |
3403 | TSubMenu fileMenu = tableMenu.addSubMenu(i18n. | |
3404 | getString("tableSubMenuFile")); | |
f528c340 | 3405 | fileMenu.addDefaultItem(TMenu.MID_TABLE_FILE_OPEN_CSV, false); |
1dac6b8d KL |
3406 | fileMenu.addDefaultItem(TMenu.MID_TABLE_FILE_SAVE_CSV, false); |
3407 | fileMenu.addDefaultItem(TMenu.MID_TABLE_FILE_SAVE_TEXT, false); | |
3408 | ||
3409 | TStatusBar statusBar = tableMenu.newStatusBar(i18n. | |
3410 | getString("tableMenuStatus")); | |
3411 | statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help")); | |
3412 | return tableMenu; | |
3413 | } | |
3414 | ||
2ce6dab2 KL |
3415 | // ------------------------------------------------------------------------ |
3416 | // TTimer management ------------------------------------------------------ | |
3417 | // ------------------------------------------------------------------------ | |
3418 | ||
8e688b92 | 3419 | /** |
2ce6dab2 KL |
3420 | * Get the amount of time I can sleep before missing a Timer tick. |
3421 | * | |
3422 | * @param timeout = initial (maximum) timeout in millis | |
3423 | * @return number of milliseconds between now and the next timer event | |
8e688b92 | 3424 | */ |
2ce6dab2 KL |
3425 | private long getSleepTime(final long timeout) { |
3426 | Date now = new Date(); | |
3427 | long nowTime = now.getTime(); | |
3428 | long sleepTime = timeout; | |
2ce6dab2 | 3429 | |
be72cb5c KL |
3430 | synchronized (timers) { |
3431 | for (TTimer timer: timers) { | |
3432 | long nextTickTime = timer.getNextTick().getTime(); | |
3433 | if (nextTickTime < nowTime) { | |
3434 | return 0; | |
3435 | } | |
3436 | ||
3437 | long timeDifference = nextTickTime - nowTime; | |
3438 | if (timeDifference < sleepTime) { | |
3439 | sleepTime = timeDifference; | |
3440 | } | |
8e688b92 KL |
3441 | } |
3442 | } | |
be72cb5c | 3443 | |
2ce6dab2 KL |
3444 | assert (sleepTime >= 0); |
3445 | assert (sleepTime <= timeout); | |
3446 | return sleepTime; | |
8e688b92 KL |
3447 | } |
3448 | ||
d502a0e9 KL |
3449 | /** |
3450 | * Convenience function to add a timer. | |
3451 | * | |
3452 | * @param duration number of milliseconds to wait between ticks | |
3453 | * @param recurring if true, re-schedule this timer after every tick | |
3454 | * @param action function to call when button is pressed | |
c6940ed9 | 3455 | * @return the timer |
d502a0e9 KL |
3456 | */ |
3457 | public final TTimer addTimer(final long duration, final boolean recurring, | |
3458 | final TAction action) { | |
3459 | ||
3460 | TTimer timer = new TTimer(duration, recurring, action); | |
3461 | synchronized (timers) { | |
3462 | timers.add(timer); | |
3463 | } | |
3464 | return timer; | |
3465 | } | |
3466 | ||
3467 | /** | |
3468 | * Convenience function to remove a timer. | |
3469 | * | |
3470 | * @param timer timer to remove | |
3471 | */ | |
3472 | public final void removeTimer(final TTimer timer) { | |
3473 | synchronized (timers) { | |
3474 | timers.remove(timer); | |
3475 | } | |
3476 | } | |
3477 | ||
2ce6dab2 KL |
3478 | // ------------------------------------------------------------------------ |
3479 | // Other TWindow constructors --------------------------------------------- | |
3480 | // ------------------------------------------------------------------------ | |
3481 | ||
c6940ed9 KL |
3482 | /** |
3483 | * Convenience function to spawn a message box. | |
3484 | * | |
3485 | * @param title window title, will be centered along the top border | |
3486 | * @param caption message to display. Use embedded newlines to get a | |
3487 | * multi-line box. | |
3488 | * @return the new message box | |
3489 | */ | |
3490 | public final TMessageBox messageBox(final String title, | |
3491 | final String caption) { | |
3492 | ||
3493 | return new TMessageBox(this, title, caption, TMessageBox.Type.OK); | |
3494 | } | |
3495 | ||
3496 | /** | |
3497 | * Convenience function to spawn a message box. | |
3498 | * | |
3499 | * @param title window title, will be centered along the top border | |
3500 | * @param caption message to display. Use embedded newlines to get a | |
3501 | * multi-line box. | |
3502 | * @param type one of the TMessageBox.Type constants. Default is | |
3503 | * Type.OK. | |
3504 | * @return the new message box | |
3505 | */ | |
3506 | public final TMessageBox messageBox(final String title, | |
3507 | final String caption, final TMessageBox.Type type) { | |
3508 | ||
3509 | return new TMessageBox(this, title, caption, type); | |
3510 | } | |
3511 | ||
3512 | /** | |
3513 | * Convenience function to spawn an input box. | |
3514 | * | |
3515 | * @param title window title, will be centered along the top border | |
3516 | * @param caption message to display. Use embedded newlines to get a | |
3517 | * multi-line box. | |
3518 | * @return the new input box | |
3519 | */ | |
3520 | public final TInputBox inputBox(final String title, final String caption) { | |
3521 | ||
3522 | return new TInputBox(this, title, caption); | |
3523 | } | |
3524 | ||
3525 | /** | |
3526 | * Convenience function to spawn an input box. | |
3527 | * | |
3528 | * @param title window title, will be centered along the top border | |
3529 | * @param caption message to display. Use embedded newlines to get a | |
3530 | * multi-line box. | |
3531 | * @param text initial text to seed the field with | |
3532 | * @return the new input box | |
3533 | */ | |
3534 | public final TInputBox inputBox(final String title, final String caption, | |
3535 | final String text) { | |
3536 | ||
3537 | return new TInputBox(this, title, caption, text); | |
3538 | } | |
1ac2ccb1 | 3539 | |
72b6bd90 KL |
3540 | /** |
3541 | * Convenience function to spawn an input box. | |
3542 | * | |
3543 | * @param title window title, will be centered along the top border | |
3544 | * @param caption message to display. Use embedded newlines to get a | |
3545 | * multi-line box. | |
3546 | * @param text initial text to seed the field with | |
3547 | * @param type one of the Type constants. Default is Type.OK. | |
3548 | * @return the new input box | |
3549 | */ | |
3550 | public final TInputBox inputBox(final String title, final String caption, | |
3551 | final String text, final TInputBox.Type type) { | |
3552 | ||
3553 | return new TInputBox(this, title, caption, text, type); | |
3554 | } | |
3555 | ||
34a42e78 KL |
3556 | /** |
3557 | * Convenience function to open a terminal window. | |
3558 | * | |
3559 | * @param x column relative to parent | |
3560 | * @param y row relative to parent | |
3561 | * @return the terminal new window | |
3562 | */ | |
3563 | public final TTerminalWindow openTerminal(final int x, final int y) { | |
3564 | return openTerminal(x, y, TWindow.RESIZABLE); | |
3565 | } | |
3566 | ||
a69ed767 KL |
3567 | /** |
3568 | * Convenience function to open a terminal window. | |
3569 | * | |
3570 | * @param x column relative to parent | |
3571 | * @param y row relative to parent | |
3572 | * @param closeOnExit if true, close the window when the command exits | |
3573 | * @return the terminal new window | |
3574 | */ | |
3575 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3576 | final boolean closeOnExit) { | |
3577 | ||
3578 | return openTerminal(x, y, TWindow.RESIZABLE, closeOnExit); | |
3579 | } | |
3580 | ||
34a42e78 KL |
3581 | /** |
3582 | * Convenience function to open a terminal window. | |
3583 | * | |
3584 | * @param x column relative to parent | |
3585 | * @param y row relative to parent | |
3586 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3587 | * @return the terminal new window | |
3588 | */ | |
3589 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3590 | final int flags) { | |
3591 | ||
3592 | return new TTerminalWindow(this, x, y, flags); | |
3593 | } | |
3594 | ||
a69ed767 KL |
3595 | /** |
3596 | * Convenience function to open a terminal window. | |
3597 | * | |
3598 | * @param x column relative to parent | |
3599 | * @param y row relative to parent | |
3600 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3601 | * @param closeOnExit if true, close the window when the command exits | |
3602 | * @return the terminal new window | |
3603 | */ | |
3604 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3605 | final int flags, final boolean closeOnExit) { | |
3606 | ||
3607 | return new TTerminalWindow(this, x, y, flags, closeOnExit); | |
3608 | } | |
3609 | ||
6f8ff91a KL |
3610 | /** |
3611 | * Convenience function to open a terminal window and execute a custom | |
3612 | * command line inside it. | |
3613 | * | |
3614 | * @param x column relative to parent | |
3615 | * @param y row relative to parent | |
3616 | * @param commandLine the command line to execute | |
3617 | * @return the terminal new window | |
3618 | */ | |
3619 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3620 | final String commandLine) { | |
3621 | ||
3622 | return openTerminal(x, y, TWindow.RESIZABLE, commandLine); | |
3623 | } | |
3624 | ||
a69ed767 KL |
3625 | /** |
3626 | * Convenience function to open a terminal window and execute a custom | |
3627 | * command line inside it. | |
3628 | * | |
3629 | * @param x column relative to parent | |
3630 | * @param y row relative to parent | |
3631 | * @param commandLine the command line to execute | |
3632 | * @param closeOnExit if true, close the window when the command exits | |
3633 | * @return the terminal new window | |
3634 | */ | |
3635 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3636 | final String commandLine, final boolean closeOnExit) { | |
3637 | ||
3638 | return openTerminal(x, y, TWindow.RESIZABLE, commandLine, closeOnExit); | |
3639 | } | |
3640 | ||
a0d734e6 KL |
3641 | /** |
3642 | * Convenience function to open a terminal window and execute a custom | |
3643 | * command line inside it. | |
3644 | * | |
3645 | * @param x column relative to parent | |
3646 | * @param y row relative to parent | |
3647 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3648 | * @param command the command line to execute | |
3649 | * @return the terminal new window | |
3650 | */ | |
3651 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3652 | final int flags, final String [] command) { | |
3653 | ||
3654 | return new TTerminalWindow(this, x, y, flags, command); | |
3655 | } | |
3656 | ||
a69ed767 KL |
3657 | /** |
3658 | * Convenience function to open a terminal window and execute a custom | |
3659 | * command line inside it. | |
3660 | * | |
3661 | * @param x column relative to parent | |
3662 | * @param y row relative to parent | |
3663 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3664 | * @param command the command line to execute | |
3665 | * @param closeOnExit if true, close the window when the command exits | |
3666 | * @return the terminal new window | |
3667 | */ | |
3668 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3669 | final int flags, final String [] command, final boolean closeOnExit) { | |
3670 | ||
3671 | return new TTerminalWindow(this, x, y, flags, command, closeOnExit); | |
3672 | } | |
3673 | ||
6f8ff91a KL |
3674 | /** |
3675 | * Convenience function to open a terminal window and execute a custom | |
3676 | * command line inside it. | |
3677 | * | |
3678 | * @param x column relative to parent | |
3679 | * @param y row relative to parent | |
3680 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3681 | * @param commandLine the command line to execute | |
3682 | * @return the terminal new window | |
3683 | */ | |
3684 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3685 | final int flags, final String commandLine) { | |
3686 | ||
00691e80 | 3687 | return new TTerminalWindow(this, x, y, flags, commandLine.split("\\s+")); |
6f8ff91a KL |
3688 | } |
3689 | ||
a69ed767 KL |
3690 | /** |
3691 | * Convenience function to open a terminal window and execute a custom | |
3692 | * command line inside it. | |
3693 | * | |
3694 | * @param x column relative to parent | |
3695 | * @param y row relative to parent | |
3696 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
3697 | * @param commandLine the command line to execute | |
3698 | * @param closeOnExit if true, close the window when the command exits | |
3699 | * @return the terminal new window | |
3700 | */ | |
3701 | public final TTerminalWindow openTerminal(final int x, final int y, | |
3702 | final int flags, final String commandLine, final boolean closeOnExit) { | |
3703 | ||
00691e80 | 3704 | return new TTerminalWindow(this, x, y, flags, commandLine.split("\\s+"), |
a69ed767 KL |
3705 | closeOnExit); |
3706 | } | |
3707 | ||
0d47c546 KL |
3708 | /** |
3709 | * Convenience function to spawn an file open box. | |
3710 | * | |
3711 | * @param path path of selected file | |
3712 | * @return the result of the new file open box | |
329fd62e | 3713 | * @throws IOException if java.io operation throws |
0d47c546 KL |
3714 | */ |
3715 | public final String fileOpenBox(final String path) throws IOException { | |
3716 | ||
3717 | TFileOpenBox box = new TFileOpenBox(this, path, TFileOpenBox.Type.OPEN); | |
3718 | return box.getFilename(); | |
3719 | } | |
3720 | ||
3721 | /** | |
3722 | * Convenience function to spawn an file open box. | |
3723 | * | |
3724 | * @param path path of selected file | |
3725 | * @param type one of the Type constants | |
3726 | * @return the result of the new file open box | |
329fd62e | 3727 | * @throws IOException if java.io operation throws |
0d47c546 KL |
3728 | */ |
3729 | public final String fileOpenBox(final String path, | |
3730 | final TFileOpenBox.Type type) throws IOException { | |
3731 | ||
3732 | TFileOpenBox box = new TFileOpenBox(this, path, type); | |
3733 | return box.getFilename(); | |
3734 | } | |
3735 | ||
a69ed767 KL |
3736 | /** |
3737 | * Convenience function to spawn a file open box. | |
3738 | * | |
3739 | * @param path path of selected file | |
3740 | * @param type one of the Type constants | |
3741 | * @param filter a string that files must match to be displayed | |
3742 | * @return the result of the new file open box | |
3743 | * @throws IOException of a java.io operation throws | |
3744 | */ | |
3745 | public final String fileOpenBox(final String path, | |
3746 | final TFileOpenBox.Type type, final String filter) throws IOException { | |
3747 | ||
3748 | ArrayList<String> filters = new ArrayList<String>(); | |
3749 | filters.add(filter); | |
3750 | ||
3751 | TFileOpenBox box = new TFileOpenBox(this, path, type, filters); | |
3752 | return box.getFilename(); | |
3753 | } | |
3754 | ||
3755 | /** | |
3756 | * Convenience function to spawn a file open box. | |
3757 | * | |
3758 | * @param path path of selected file | |
3759 | * @param type one of the Type constants | |
3760 | * @param filters a list of strings that files must match to be displayed | |
3761 | * @return the result of the new file open box | |
3762 | * @throws IOException of a java.io operation throws | |
3763 | */ | |
3764 | public final String fileOpenBox(final String path, | |
3765 | final TFileOpenBox.Type type, | |
3766 | final List<String> filters) throws IOException { | |
3767 | ||
3768 | TFileOpenBox box = new TFileOpenBox(this, path, type, filters); | |
3769 | return box.getFilename(); | |
3770 | } | |
3771 | ||
92453213 KL |
3772 | /** |
3773 | * Convenience function to create a new window and make it active. | |
3774 | * Window will be located at (0, 0). | |
3775 | * | |
3776 | * @param title window title, will be centered along the top border | |
3777 | * @param width width of window | |
3778 | * @param height height of window | |
43ad7b6c | 3779 | * @return the new window |
92453213 KL |
3780 | */ |
3781 | public final TWindow addWindow(final String title, final int width, | |
3782 | final int height) { | |
3783 | ||
3784 | TWindow window = new TWindow(this, title, 0, 0, width, height); | |
3785 | return window; | |
3786 | } | |
1978ad50 | 3787 | |
92453213 KL |
3788 | /** |
3789 | * Convenience function to create a new window and make it active. | |
3790 | * Window will be located at (0, 0). | |
3791 | * | |
3792 | * @param title window title, will be centered along the top border | |
3793 | * @param width width of window | |
3794 | * @param height height of window | |
3795 | * @param flags bitmask of RESIZABLE, CENTERED, or MODAL | |
43ad7b6c | 3796 | * @return the new window |
92453213 KL |
3797 | */ |
3798 | public final TWindow addWindow(final String title, | |
3799 | final int width, final int height, final int flags) { | |
3800 | ||
3801 | TWindow window = new TWindow(this, title, 0, 0, width, height, flags); | |
3802 | return window; | |
3803 | } | |
3804 | ||
3805 | /** | |
3806 | * Convenience function to create a new window and make it active. | |
3807 | * | |
3808 | * @param title window title, will be centered along the top border | |
3809 | * @param x column relative to parent | |
3810 | * @param y row relative to parent | |
3811 | * @param width width of window | |
3812 | * @param height height of window | |
43ad7b6c | 3813 | * @return the new window |
92453213 KL |
3814 | */ |
3815 | public final TWindow addWindow(final String title, | |
3816 | final int x, final int y, final int width, final int height) { | |
3817 | ||
3818 | TWindow window = new TWindow(this, title, x, y, width, height); | |
3819 | return window; | |
3820 | } | |
3821 | ||
3822 | /** | |
3823 | * Convenience function to create a new window and make it active. | |
3824 | * | |
92453213 KL |
3825 | * @param title window title, will be centered along the top border |
3826 | * @param x column relative to parent | |
3827 | * @param y row relative to parent | |
3828 | * @param width width of window | |
3829 | * @param height height of window | |
3830 | * @param flags mask of RESIZABLE, CENTERED, or MODAL | |
43ad7b6c | 3831 | * @return the new window |
92453213 KL |
3832 | */ |
3833 | public final TWindow addWindow(final String title, | |
3834 | final int x, final int y, final int width, final int height, | |
3835 | final int flags) { | |
3836 | ||
3837 | TWindow window = new TWindow(this, title, x, y, width, height, flags); | |
3838 | return window; | |
3839 | } | |
3840 | ||
7d4115a5 | 3841 | } |