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daa4106c | 1 | /* |
34a42e78 KL |
2 | * Jexer - Java Text User Interface |
3 | * | |
e16dda65 | 4 | * The MIT License (MIT) |
34a42e78 | 5 | * |
a2018e99 | 6 | * Copyright (C) 2017 Kevin Lamonte |
34a42e78 | 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: | |
34a42e78 | 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. | |
34a42e78 | 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. | |
34a42e78 KL |
25 | * |
26 | * @author Kevin Lamonte [kevin.lamonte@gmail.com] | |
27 | * @version 1 | |
28 | */ | |
29 | package jexer; | |
30 | ||
31 | import java.io.InputStream; | |
32 | import java.io.IOException; | |
33 | import java.io.OutputStream; | |
34 | import java.io.UnsupportedEncodingException; | |
55d2b2c2 | 35 | import java.lang.reflect.Field; |
34a42e78 KL |
36 | import java.util.LinkedList; |
37 | import java.util.List; | |
bd8d51fa | 38 | import java.util.Map; |
34a42e78 KL |
39 | |
40 | import jexer.bits.Cell; | |
41 | import jexer.bits.CellAttributes; | |
42 | import jexer.event.TKeypressEvent; | |
43 | import jexer.event.TMouseEvent; | |
44 | import jexer.event.TResizeEvent; | |
45 | import jexer.tterminal.DisplayLine; | |
46 | import jexer.tterminal.ECMA48; | |
47 | import static jexer.TKeypress.*; | |
48 | ||
49 | /** | |
50 | * TTerminalWindow exposes a ECMA-48 / ANSI X3.64 style terminal in a window. | |
51 | */ | |
52 | public class TTerminalWindow extends TWindow { | |
53 | ||
54 | /** | |
55 | * The emulator. | |
56 | */ | |
57 | private ECMA48 emulator; | |
58 | ||
59 | /** | |
60 | * The Process created by the shell spawning constructor. | |
61 | */ | |
62 | private Process shell; | |
63 | ||
64 | /** | |
65 | * Vertical scrollbar. | |
66 | */ | |
67 | private TVScroller vScroller; | |
68 | ||
5dfd1c11 KL |
69 | /** |
70 | * Claim the keystrokes the emulator will need. | |
71 | */ | |
72 | private void addShortcutKeys() { | |
73 | addShortcutKeypress(kbCtrlA); | |
74 | addShortcutKeypress(kbCtrlB); | |
75 | addShortcutKeypress(kbCtrlC); | |
76 | addShortcutKeypress(kbCtrlD); | |
77 | addShortcutKeypress(kbCtrlE); | |
78 | addShortcutKeypress(kbCtrlF); | |
79 | addShortcutKeypress(kbCtrlG); | |
80 | addShortcutKeypress(kbCtrlH); | |
81 | addShortcutKeypress(kbCtrlU); | |
82 | addShortcutKeypress(kbCtrlJ); | |
83 | addShortcutKeypress(kbCtrlK); | |
84 | addShortcutKeypress(kbCtrlL); | |
85 | addShortcutKeypress(kbCtrlM); | |
86 | addShortcutKeypress(kbCtrlN); | |
87 | addShortcutKeypress(kbCtrlO); | |
88 | addShortcutKeypress(kbCtrlP); | |
89 | addShortcutKeypress(kbCtrlQ); | |
90 | addShortcutKeypress(kbCtrlR); | |
91 | addShortcutKeypress(kbCtrlS); | |
92 | addShortcutKeypress(kbCtrlT); | |
93 | addShortcutKeypress(kbCtrlU); | |
94 | addShortcutKeypress(kbCtrlV); | |
95 | addShortcutKeypress(kbCtrlW); | |
96 | addShortcutKeypress(kbCtrlX); | |
97 | addShortcutKeypress(kbCtrlY); | |
98 | addShortcutKeypress(kbCtrlZ); | |
99 | addShortcutKeypress(kbF1); | |
100 | addShortcutKeypress(kbF2); | |
101 | addShortcutKeypress(kbF3); | |
102 | addShortcutKeypress(kbF4); | |
103 | addShortcutKeypress(kbF5); | |
104 | addShortcutKeypress(kbF6); | |
105 | addShortcutKeypress(kbF7); | |
106 | addShortcutKeypress(kbF8); | |
107 | addShortcutKeypress(kbF9); | |
108 | addShortcutKeypress(kbF10); | |
109 | addShortcutKeypress(kbF11); | |
110 | addShortcutKeypress(kbF12); | |
111 | addShortcutKeypress(kbAltA); | |
112 | addShortcutKeypress(kbAltB); | |
113 | addShortcutKeypress(kbAltC); | |
114 | addShortcutKeypress(kbAltD); | |
115 | addShortcutKeypress(kbAltE); | |
116 | addShortcutKeypress(kbAltF); | |
117 | addShortcutKeypress(kbAltG); | |
118 | addShortcutKeypress(kbAltH); | |
119 | addShortcutKeypress(kbAltU); | |
120 | addShortcutKeypress(kbAltJ); | |
121 | addShortcutKeypress(kbAltK); | |
122 | addShortcutKeypress(kbAltL); | |
123 | addShortcutKeypress(kbAltM); | |
124 | addShortcutKeypress(kbAltN); | |
125 | addShortcutKeypress(kbAltO); | |
126 | addShortcutKeypress(kbAltP); | |
127 | addShortcutKeypress(kbAltQ); | |
128 | addShortcutKeypress(kbAltR); | |
129 | addShortcutKeypress(kbAltS); | |
130 | addShortcutKeypress(kbAltT); | |
131 | addShortcutKeypress(kbAltU); | |
132 | addShortcutKeypress(kbAltV); | |
133 | addShortcutKeypress(kbAltW); | |
134 | addShortcutKeypress(kbAltX); | |
135 | addShortcutKeypress(kbAltY); | |
136 | addShortcutKeypress(kbAltZ); | |
137 | } | |
138 | ||
34a42e78 KL |
139 | /** |
140 | * Public constructor spawns a shell. | |
141 | * | |
142 | * @param application TApplication that manages this window | |
143 | * @param x column relative to parent | |
144 | * @param y row relative to parent | |
145 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
146 | */ | |
147 | public TTerminalWindow(final TApplication application, final int x, | |
148 | final int y, final int flags) { | |
149 | ||
150 | super(application, "Terminal", x, y, 80 + 2, 24 + 2, flags); | |
151 | ||
bd8d51fa KL |
152 | // Assume XTERM |
153 | ECMA48.DeviceType deviceType = ECMA48.DeviceType.XTERM; | |
154 | ||
34a42e78 KL |
155 | try { |
156 | String [] cmdShellWindows = { | |
157 | "cmd.exe" | |
158 | }; | |
159 | ||
160 | // You cannot run a login shell in a bare Process interactively, | |
161 | // due to libc's behavior of buffering when stdin/stdout aren't a | |
55d2b2c2 KL |
162 | // tty. Use 'script' instead to run a shell in a pty. And |
163 | // because BSD and GNU differ on the '-f' vs '-F' flags, we need | |
164 | // two different commands. Lovely. | |
165 | String [] cmdShellGNU = { | |
34a42e78 KL |
166 | "script", "-fqe", "/dev/null" |
167 | }; | |
55d2b2c2 | 168 | String [] cmdShellBSD = { |
2ce6dab2 | 169 | "script", "-q", "-F", "/dev/null" |
55d2b2c2 | 170 | }; |
34a42e78 | 171 | // Spawn a shell and pass its I/O to the other constructor. |
bd8d51fa | 172 | |
34a42e78 KL |
173 | ProcessBuilder pb; |
174 | if (System.getProperty("os.name").startsWith("Windows")) { | |
175 | pb = new ProcessBuilder(cmdShellWindows); | |
55d2b2c2 KL |
176 | } else if (System.getProperty("os.name").startsWith("Mac")) { |
177 | pb = new ProcessBuilder(cmdShellBSD); | |
178 | } else if (System.getProperty("os.name").startsWith("Linux")) { | |
179 | pb = new ProcessBuilder(cmdShellGNU); | |
34a42e78 | 180 | } else { |
55d2b2c2 KL |
181 | // When all else fails, assume GNU. |
182 | pb = new ProcessBuilder(cmdShellGNU); | |
34a42e78 | 183 | } |
bd8d51fa KL |
184 | Map<String, String> env = pb.environment(); |
185 | env.put("TERM", ECMA48.deviceTypeTerm(deviceType)); | |
186 | env.put("LANG", ECMA48.deviceTypeLang(deviceType, "en")); | |
187 | env.put("COLUMNS", "80"); | |
188 | env.put("LINES", "24"); | |
34a42e78 KL |
189 | pb.redirectErrorStream(true); |
190 | shell = pb.start(); | |
bd8d51fa | 191 | emulator = new ECMA48(deviceType, shell.getInputStream(), |
34a42e78 KL |
192 | shell.getOutputStream()); |
193 | } catch (IOException e) { | |
194 | e.printStackTrace(); | |
195 | } | |
196 | ||
197 | // Setup the scroll bars | |
198 | onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, getWidth(), | |
199 | getHeight())); | |
5dfd1c11 KL |
200 | |
201 | // Claim the keystrokes the emulator will need. | |
202 | addShortcutKeys(); | |
2ce6dab2 KL |
203 | |
204 | // Add shortcut text | |
205 | newStatusBar("Terminal session executing..."); | |
34a42e78 KL |
206 | } |
207 | ||
55d2b2c2 KL |
208 | /** |
209 | * Terminate the child of the 'script' process used on POSIX. This may | |
210 | * or may not work. | |
211 | */ | |
212 | private void terminateShellChildProcess() { | |
213 | int pid = -1; | |
214 | if (shell.getClass().getName().equals("java.lang.UNIXProcess")) { | |
215 | /* get the PID on unix/linux systems */ | |
216 | try { | |
217 | Field field = shell.getClass().getDeclaredField("pid"); | |
218 | field.setAccessible(true); | |
219 | pid = field.getInt(shell); | |
220 | } catch (Throwable e) { | |
221 | // SQUASH, this didn't work. Just bail out quietly. | |
222 | return; | |
223 | } | |
224 | } | |
225 | if (pid != -1) { | |
226 | // shell.destroy() works successfully at killing this side of | |
227 | // 'script'. But we need to make sure the other side (child | |
228 | // process) is also killed. | |
229 | String [] cmdKillIt = { | |
230 | "pkill", "-P", Integer.toString(pid) | |
231 | }; | |
232 | try { | |
233 | Runtime.getRuntime().exec(cmdKillIt); | |
234 | } catch (Throwable e) { | |
235 | // SQUASH, this didn't work. Just bail out quietly. | |
236 | return; | |
237 | } | |
238 | } | |
239 | } | |
240 | ||
34a42e78 KL |
241 | /** |
242 | * Public constructor. | |
243 | * | |
244 | * @param application TApplication that manages this window | |
245 | * @param x column relative to parent | |
246 | * @param y row relative to parent | |
247 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
248 | * @param input an InputStream connected to the remote side. For type == | |
249 | * XTERM, input is converted to a Reader with UTF-8 encoding. | |
250 | * @param output an OutputStream connected to the remote user. For type | |
251 | * == XTERM, output is converted to a Writer with UTF-8 encoding. | |
252 | * @throws UnsupportedEncodingException if an exception is thrown when | |
253 | * creating the InputStreamReader | |
254 | */ | |
255 | public TTerminalWindow(final TApplication application, final int x, | |
256 | final int y, final int flags, final InputStream input, | |
257 | final OutputStream output) throws UnsupportedEncodingException { | |
258 | ||
259 | super(application, "Terminal", x, y, 80 + 2, 24 + 2, flags); | |
260 | ||
261 | emulator = new ECMA48(ECMA48.DeviceType.XTERM, input, output); | |
262 | ||
263 | // Setup the scroll bars | |
264 | onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, getWidth(), | |
265 | getHeight())); | |
266 | ||
5dfd1c11 KL |
267 | // Claim the keystrokes the emulator will need. |
268 | addShortcutKeys(); | |
2ce6dab2 KL |
269 | |
270 | // Add shortcut text | |
271 | newStatusBar("Terminal session executing..."); | |
34a42e78 KL |
272 | } |
273 | ||
274 | /** | |
275 | * Draw the display buffer. | |
276 | */ | |
277 | @Override | |
278 | public void draw() { | |
279 | // Synchronize against the emulator so we don't stomp on its reader | |
280 | // thread. | |
281 | synchronized (emulator) { | |
282 | ||
283 | // Update the scroll bars | |
284 | reflow(); | |
285 | ||
286 | // Draw the box using my superclass | |
287 | super.draw(); | |
288 | ||
289 | List<DisplayLine> scrollback = emulator.getScrollbackBuffer(); | |
290 | List<DisplayLine> display = emulator.getDisplayBuffer(); | |
291 | ||
292 | // Put together the visible rows | |
34a42e78 | 293 | int visibleHeight = getHeight() - 2; |
34a42e78 KL |
294 | int visibleBottom = scrollback.size() + display.size() |
295 | + vScroller.getValue(); | |
34a42e78 KL |
296 | assert (visibleBottom >= 0); |
297 | ||
298 | List<DisplayLine> preceedingBlankLines = new LinkedList<DisplayLine>(); | |
299 | int visibleTop = visibleBottom - visibleHeight; | |
34a42e78 KL |
300 | if (visibleTop < 0) { |
301 | for (int i = visibleTop; i < 0; i++) { | |
302 | preceedingBlankLines.add(emulator.getBlankDisplayLine()); | |
303 | } | |
304 | visibleTop = 0; | |
305 | } | |
306 | assert (visibleTop >= 0); | |
307 | ||
308 | List<DisplayLine> displayLines = new LinkedList<DisplayLine>(); | |
309 | displayLines.addAll(scrollback); | |
310 | displayLines.addAll(display); | |
34a42e78 KL |
311 | |
312 | List<DisplayLine> visibleLines = new LinkedList<DisplayLine>(); | |
313 | visibleLines.addAll(preceedingBlankLines); | |
314 | visibleLines.addAll(displayLines.subList(visibleTop, | |
315 | visibleBottom)); | |
34a42e78 KL |
316 | |
317 | visibleHeight -= visibleLines.size(); | |
34a42e78 KL |
318 | assert (visibleHeight >= 0); |
319 | ||
320 | // Now draw the emulator screen | |
321 | int row = 1; | |
322 | for (DisplayLine line: visibleLines) { | |
323 | int widthMax = emulator.getWidth(); | |
324 | if (line.isDoubleWidth()) { | |
325 | widthMax /= 2; | |
326 | } | |
327 | if (widthMax > getWidth() - 2) { | |
328 | widthMax = getWidth() - 2; | |
329 | } | |
330 | for (int i = 0; i < widthMax; i++) { | |
331 | Cell ch = line.charAt(i); | |
332 | Cell newCell = new Cell(); | |
333 | newCell.setTo(ch); | |
7c870d89 | 334 | boolean reverse = line.isReverseColor() ^ ch.isReverse(); |
34a42e78 KL |
335 | newCell.setReverse(false); |
336 | if (reverse) { | |
337 | newCell.setBackColor(ch.getForeColor()); | |
338 | newCell.setForeColor(ch.getBackColor()); | |
339 | } | |
340 | if (line.isDoubleWidth()) { | |
341 | getScreen().putCharXY((i * 2) + 1, row, newCell); | |
342 | getScreen().putCharXY((i * 2) + 2, row, ' ', newCell); | |
343 | } else { | |
344 | getScreen().putCharXY(i + 1, row, newCell); | |
345 | } | |
346 | } | |
347 | row++; | |
348 | if (row == getHeight() - 1) { | |
349 | // Don't overwrite the box edge | |
350 | break; | |
351 | } | |
352 | } | |
353 | CellAttributes background = new CellAttributes(); | |
354 | // Fill in the blank lines on bottom | |
355 | for (int i = 0; i < visibleHeight; i++) { | |
356 | getScreen().hLineXY(1, i + row, getWidth() - 2, ' ', | |
357 | background); | |
358 | } | |
359 | ||
360 | } // synchronized (emulator) | |
361 | ||
362 | } | |
363 | ||
364 | /** | |
365 | * Handle window close. | |
366 | */ | |
2ce6dab2 KL |
367 | @Override |
368 | public void onClose() { | |
5dfd1c11 | 369 | emulator.close(); |
69345248 | 370 | if (shell != null) { |
55d2b2c2 | 371 | terminateShellChildProcess(); |
69345248 KL |
372 | shell.destroy(); |
373 | shell = null; | |
69345248 | 374 | } |
34a42e78 KL |
375 | } |
376 | ||
377 | /** | |
378 | * Copy out variables from the emulator that TTerminal has to expose on | |
379 | * screen. | |
380 | */ | |
381 | private void readEmulatorState() { | |
382 | // Synchronize against the emulator so we don't stomp on its reader | |
383 | // thread. | |
384 | synchronized (emulator) { | |
385 | ||
386 | setCursorX(emulator.getCursorX() + 1); | |
387 | setCursorY(emulator.getCursorY() + 1 | |
388 | + (getHeight() - 2 - emulator.getHeight())); | |
389 | if (vScroller != null) { | |
390 | setCursorY(getCursorY() - vScroller.getValue()); | |
391 | } | |
7c870d89 | 392 | setCursorVisible(emulator.isCursorVisible()); |
34a42e78 | 393 | if (getCursorX() > getWidth() - 2) { |
7c870d89 | 394 | setCursorVisible(false); |
34a42e78 KL |
395 | } |
396 | if ((getCursorY() > getHeight() - 2) || (getCursorY() < 0)) { | |
7c870d89 | 397 | setCursorVisible(false); |
34a42e78 KL |
398 | } |
399 | if (emulator.getScreenTitle().length() > 0) { | |
400 | // Only update the title if the shell is still alive | |
401 | if (shell != null) { | |
402 | setTitle(emulator.getScreenTitle()); | |
403 | } | |
404 | } | |
34a42e78 KL |
405 | |
406 | // Check to see if the shell has died. | |
407 | if (!emulator.isReading() && (shell != null)) { | |
55b4f29b KL |
408 | try { |
409 | int rc = shell.exitValue(); | |
410 | // The emulator exited on its own, all is fine | |
411 | setTitle(String.format("%s [Completed - %d]", | |
0d47c546 | 412 | getTitle(), rc)); |
55b4f29b KL |
413 | shell = null; |
414 | emulator.close(); | |
5dfd1c11 | 415 | clearShortcutKeypresses(); |
2ce6dab2 KL |
416 | statusBar.setText("Terminal session completed, exit " + |
417 | "code " + rc + "."); | |
55b4f29b KL |
418 | } catch (IllegalThreadStateException e) { |
419 | // The emulator thread has exited, but the shell Process | |
420 | // hasn't figured that out yet. Do nothing, we will see | |
421 | // this in a future tick. | |
422 | } | |
34a42e78 KL |
423 | } else if (emulator.isReading() && (shell != null)) { |
424 | // The shell might be dead, let's check | |
425 | try { | |
426 | int rc = shell.exitValue(); | |
427 | // If we got here, the shell died. | |
428 | setTitle(String.format("%s [Completed - %d]", | |
429 | getTitle(), rc)); | |
430 | shell = null; | |
431 | emulator.close(); | |
5dfd1c11 | 432 | clearShortcutKeypresses(); |
2ce6dab2 KL |
433 | statusBar.setText("Terminal session completed, exit " + |
434 | "code " + rc + "."); | |
34a42e78 KL |
435 | } catch (IllegalThreadStateException e) { |
436 | // The shell is still running, do nothing. | |
437 | } | |
438 | } | |
92554d64 | 439 | |
34a42e78 KL |
440 | } // synchronized (emulator) |
441 | } | |
442 | ||
443 | /** | |
444 | * Handle window/screen resize events. | |
445 | * | |
446 | * @param resize resize event | |
447 | */ | |
448 | @Override | |
449 | public void onResize(final TResizeEvent resize) { | |
450 | ||
451 | // Synchronize against the emulator so we don't stomp on its reader | |
452 | // thread. | |
453 | synchronized (emulator) { | |
454 | ||
455 | if (resize.getType() == TResizeEvent.Type.WIDGET) { | |
456 | // Resize the scroll bars | |
457 | reflow(); | |
458 | ||
459 | // Get out of scrollback | |
460 | vScroller.setValue(0); | |
461 | } | |
462 | return; | |
463 | ||
464 | } // synchronized (emulator) | |
465 | } | |
466 | ||
467 | /** | |
468 | * Resize scrollbars for a new width/height. | |
469 | */ | |
470 | private void reflow() { | |
471 | ||
472 | // Synchronize against the emulator so we don't stomp on its reader | |
473 | // thread. | |
474 | synchronized (emulator) { | |
475 | ||
476 | // Pull cursor information | |
477 | readEmulatorState(); | |
478 | ||
479 | // Vertical scrollbar | |
480 | if (vScroller == null) { | |
481 | vScroller = new TVScroller(this, getWidth() - 2, 0, | |
482 | getHeight() - 2); | |
483 | vScroller.setBottomValue(0); | |
484 | vScroller.setValue(0); | |
485 | } else { | |
486 | vScroller.setX(getWidth() - 2); | |
487 | vScroller.setHeight(getHeight() - 2); | |
488 | } | |
489 | vScroller.setTopValue(getHeight() - 2 | |
490 | - (emulator.getScrollbackBuffer().size() | |
491 | + emulator.getDisplayBuffer().size())); | |
492 | vScroller.setBigChange(getHeight() - 2); | |
493 | ||
494 | } // synchronized (emulator) | |
495 | } | |
496 | ||
bd8d51fa KL |
497 | /** |
498 | * Check if a mouse press/release/motion event coordinate is over the | |
499 | * emulator. | |
500 | * | |
501 | * @param mouse a mouse-based event | |
502 | * @return whether or not the mouse is on the emulator | |
503 | */ | |
504 | private final boolean mouseOnEmulator(final TMouseEvent mouse) { | |
505 | ||
506 | synchronized (emulator) { | |
507 | if (!emulator.isReading()) { | |
508 | return false; | |
509 | } | |
510 | } | |
511 | ||
512 | if ((mouse.getAbsoluteX() >= getAbsoluteX() + 1) | |
513 | && (mouse.getAbsoluteX() < getAbsoluteX() + getWidth() - 1) | |
514 | && (mouse.getAbsoluteY() >= getAbsoluteY() + 1) | |
515 | && (mouse.getAbsoluteY() < getAbsoluteY() + getHeight() - 1) | |
516 | ) { | |
517 | return true; | |
518 | } | |
519 | return false; | |
520 | } | |
521 | ||
34a42e78 KL |
522 | /** |
523 | * Handle keystrokes. | |
524 | * | |
525 | * @param keypress keystroke event | |
526 | */ | |
527 | @Override | |
528 | public void onKeypress(final TKeypressEvent keypress) { | |
529 | ||
530 | // Scrollback up/down | |
531 | if (keypress.equals(kbShiftPgUp) | |
532 | || keypress.equals(kbCtrlPgUp) | |
533 | || keypress.equals(kbAltPgUp) | |
534 | ) { | |
535 | vScroller.bigDecrement(); | |
536 | return; | |
537 | } | |
538 | if (keypress.equals(kbShiftPgDn) | |
539 | || keypress.equals(kbCtrlPgDn) | |
540 | || keypress.equals(kbAltPgDn) | |
541 | ) { | |
542 | vScroller.bigIncrement(); | |
543 | return; | |
544 | } | |
545 | ||
546 | // Synchronize against the emulator so we don't stomp on its reader | |
547 | // thread. | |
548 | synchronized (emulator) { | |
549 | if (emulator.isReading()) { | |
550 | // Get out of scrollback | |
551 | vScroller.setValue(0); | |
552 | emulator.keypress(keypress.getKey()); | |
92554d64 KL |
553 | |
554 | // UGLY HACK TIME! cmd.exe needs CRLF, not just CR, so if | |
555 | // this is kBEnter then also send kbCtrlJ. | |
556 | if (System.getProperty("os.name").startsWith("Windows")) { | |
557 | if (keypress.equals(kbEnter)) { | |
558 | emulator.keypress(kbCtrlJ); | |
559 | } | |
560 | } | |
561 | ||
34a42e78 KL |
562 | readEmulatorState(); |
563 | return; | |
564 | } | |
565 | } | |
566 | ||
567 | // Process is closed, honor "normal" TUI keystrokes | |
568 | super.onKeypress(keypress); | |
569 | } | |
570 | ||
571 | /** | |
572 | * Handle mouse press events. | |
573 | * | |
574 | * @param mouse mouse button press event | |
575 | */ | |
576 | @Override | |
577 | public void onMouseDown(final TMouseEvent mouse) { | |
bd8d51fa KL |
578 | if (inWindowMove || inWindowResize) { |
579 | // TWindow needs to deal with this. | |
580 | super.onMouseDown(mouse); | |
581 | return; | |
582 | } | |
34a42e78 | 583 | |
7c870d89 | 584 | if (mouse.isMouseWheelUp()) { |
34a42e78 KL |
585 | vScroller.decrement(); |
586 | return; | |
587 | } | |
7c870d89 | 588 | if (mouse.isMouseWheelDown()) { |
34a42e78 KL |
589 | vScroller.increment(); |
590 | return; | |
591 | } | |
bd8d51fa KL |
592 | if (mouseOnEmulator(mouse)) { |
593 | synchronized (emulator) { | |
594 | mouse.setX(mouse.getX() - 1); | |
595 | mouse.setY(mouse.getY() - 1); | |
596 | emulator.mouse(mouse); | |
597 | readEmulatorState(); | |
598 | return; | |
599 | } | |
600 | } | |
34a42e78 | 601 | |
bd8d51fa | 602 | // Emulator didn't consume it, pass it on |
34a42e78 KL |
603 | super.onMouseDown(mouse); |
604 | } | |
605 | ||
bd8d51fa KL |
606 | /** |
607 | * Handle mouse release events. | |
608 | * | |
609 | * @param mouse mouse button release event | |
610 | */ | |
611 | @Override | |
612 | public void onMouseUp(final TMouseEvent mouse) { | |
613 | if (inWindowMove || inWindowResize) { | |
614 | // TWindow needs to deal with this. | |
615 | super.onMouseUp(mouse); | |
616 | return; | |
617 | } | |
618 | ||
619 | if (mouseOnEmulator(mouse)) { | |
620 | synchronized (emulator) { | |
621 | mouse.setX(mouse.getX() - 1); | |
622 | mouse.setY(mouse.getY() - 1); | |
623 | emulator.mouse(mouse); | |
624 | readEmulatorState(); | |
625 | return; | |
626 | } | |
627 | } | |
628 | ||
629 | // Emulator didn't consume it, pass it on | |
630 | super.onMouseUp(mouse); | |
631 | } | |
632 | ||
633 | /** | |
634 | * Handle mouse motion events. | |
635 | * | |
636 | * @param mouse mouse motion event | |
637 | */ | |
638 | @Override | |
639 | public void onMouseMotion(final TMouseEvent mouse) { | |
640 | if (inWindowMove || inWindowResize) { | |
641 | // TWindow needs to deal with this. | |
642 | super.onMouseMotion(mouse); | |
643 | return; | |
644 | } | |
645 | ||
646 | if (mouseOnEmulator(mouse)) { | |
647 | synchronized (emulator) { | |
648 | mouse.setX(mouse.getX() - 1); | |
649 | mouse.setY(mouse.getY() - 1); | |
650 | emulator.mouse(mouse); | |
651 | readEmulatorState(); | |
652 | return; | |
653 | } | |
654 | } | |
655 | ||
656 | // Emulator didn't consume it, pass it on | |
657 | super.onMouseMotion(mouse); | |
658 | } | |
659 | ||
34a42e78 | 660 | } |