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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 | */ | |
56661844 | 52 | public class TTerminalWindow extends TScrollableWindow { |
34a42e78 KL |
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 | ||
5dfd1c11 KL |
64 | /** |
65 | * Claim the keystrokes the emulator will need. | |
66 | */ | |
67 | private void addShortcutKeys() { | |
68 | addShortcutKeypress(kbCtrlA); | |
69 | addShortcutKeypress(kbCtrlB); | |
70 | addShortcutKeypress(kbCtrlC); | |
71 | addShortcutKeypress(kbCtrlD); | |
72 | addShortcutKeypress(kbCtrlE); | |
73 | addShortcutKeypress(kbCtrlF); | |
74 | addShortcutKeypress(kbCtrlG); | |
75 | addShortcutKeypress(kbCtrlH); | |
76 | addShortcutKeypress(kbCtrlU); | |
77 | addShortcutKeypress(kbCtrlJ); | |
78 | addShortcutKeypress(kbCtrlK); | |
79 | addShortcutKeypress(kbCtrlL); | |
80 | addShortcutKeypress(kbCtrlM); | |
81 | addShortcutKeypress(kbCtrlN); | |
82 | addShortcutKeypress(kbCtrlO); | |
83 | addShortcutKeypress(kbCtrlP); | |
84 | addShortcutKeypress(kbCtrlQ); | |
85 | addShortcutKeypress(kbCtrlR); | |
86 | addShortcutKeypress(kbCtrlS); | |
87 | addShortcutKeypress(kbCtrlT); | |
88 | addShortcutKeypress(kbCtrlU); | |
89 | addShortcutKeypress(kbCtrlV); | |
90 | addShortcutKeypress(kbCtrlW); | |
91 | addShortcutKeypress(kbCtrlX); | |
92 | addShortcutKeypress(kbCtrlY); | |
93 | addShortcutKeypress(kbCtrlZ); | |
94 | addShortcutKeypress(kbF1); | |
95 | addShortcutKeypress(kbF2); | |
96 | addShortcutKeypress(kbF3); | |
97 | addShortcutKeypress(kbF4); | |
98 | addShortcutKeypress(kbF5); | |
99 | addShortcutKeypress(kbF6); | |
100 | addShortcutKeypress(kbF7); | |
101 | addShortcutKeypress(kbF8); | |
102 | addShortcutKeypress(kbF9); | |
103 | addShortcutKeypress(kbF10); | |
104 | addShortcutKeypress(kbF11); | |
105 | addShortcutKeypress(kbF12); | |
106 | addShortcutKeypress(kbAltA); | |
107 | addShortcutKeypress(kbAltB); | |
108 | addShortcutKeypress(kbAltC); | |
109 | addShortcutKeypress(kbAltD); | |
110 | addShortcutKeypress(kbAltE); | |
111 | addShortcutKeypress(kbAltF); | |
112 | addShortcutKeypress(kbAltG); | |
113 | addShortcutKeypress(kbAltH); | |
114 | addShortcutKeypress(kbAltU); | |
115 | addShortcutKeypress(kbAltJ); | |
116 | addShortcutKeypress(kbAltK); | |
117 | addShortcutKeypress(kbAltL); | |
118 | addShortcutKeypress(kbAltM); | |
119 | addShortcutKeypress(kbAltN); | |
120 | addShortcutKeypress(kbAltO); | |
121 | addShortcutKeypress(kbAltP); | |
122 | addShortcutKeypress(kbAltQ); | |
123 | addShortcutKeypress(kbAltR); | |
124 | addShortcutKeypress(kbAltS); | |
125 | addShortcutKeypress(kbAltT); | |
126 | addShortcutKeypress(kbAltU); | |
127 | addShortcutKeypress(kbAltV); | |
128 | addShortcutKeypress(kbAltW); | |
129 | addShortcutKeypress(kbAltX); | |
130 | addShortcutKeypress(kbAltY); | |
131 | addShortcutKeypress(kbAltZ); | |
132 | } | |
133 | ||
34a42e78 KL |
134 | /** |
135 | * Public constructor spawns a shell. | |
136 | * | |
137 | * @param application TApplication that manages this window | |
138 | * @param x column relative to parent | |
139 | * @param y row relative to parent | |
140 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
141 | */ | |
142 | public TTerminalWindow(final TApplication application, final int x, | |
143 | final int y, final int flags) { | |
144 | ||
145 | super(application, "Terminal", x, y, 80 + 2, 24 + 2, flags); | |
146 | ||
56661844 KL |
147 | vScroller = new TVScroller(this, getWidth() - 2, 0, getHeight() - 2); |
148 | setBottomValue(0); | |
149 | ||
bd8d51fa KL |
150 | // Assume XTERM |
151 | ECMA48.DeviceType deviceType = ECMA48.DeviceType.XTERM; | |
152 | ||
34a42e78 KL |
153 | try { |
154 | String [] cmdShellWindows = { | |
155 | "cmd.exe" | |
156 | }; | |
157 | ||
158 | // You cannot run a login shell in a bare Process interactively, | |
159 | // due to libc's behavior of buffering when stdin/stdout aren't a | |
55d2b2c2 KL |
160 | // tty. Use 'script' instead to run a shell in a pty. And |
161 | // because BSD and GNU differ on the '-f' vs '-F' flags, we need | |
162 | // two different commands. Lovely. | |
163 | String [] cmdShellGNU = { | |
34a42e78 KL |
164 | "script", "-fqe", "/dev/null" |
165 | }; | |
55d2b2c2 | 166 | String [] cmdShellBSD = { |
2ce6dab2 | 167 | "script", "-q", "-F", "/dev/null" |
55d2b2c2 | 168 | }; |
34a42e78 | 169 | // Spawn a shell and pass its I/O to the other constructor. |
bd8d51fa | 170 | |
34a42e78 KL |
171 | ProcessBuilder pb; |
172 | if (System.getProperty("os.name").startsWith("Windows")) { | |
173 | pb = new ProcessBuilder(cmdShellWindows); | |
55d2b2c2 KL |
174 | } else if (System.getProperty("os.name").startsWith("Mac")) { |
175 | pb = new ProcessBuilder(cmdShellBSD); | |
176 | } else if (System.getProperty("os.name").startsWith("Linux")) { | |
177 | pb = new ProcessBuilder(cmdShellGNU); | |
34a42e78 | 178 | } else { |
55d2b2c2 KL |
179 | // When all else fails, assume GNU. |
180 | pb = new ProcessBuilder(cmdShellGNU); | |
34a42e78 | 181 | } |
bd8d51fa KL |
182 | Map<String, String> env = pb.environment(); |
183 | env.put("TERM", ECMA48.deviceTypeTerm(deviceType)); | |
184 | env.put("LANG", ECMA48.deviceTypeLang(deviceType, "en")); | |
185 | env.put("COLUMNS", "80"); | |
186 | env.put("LINES", "24"); | |
34a42e78 KL |
187 | pb.redirectErrorStream(true); |
188 | shell = pb.start(); | |
bd8d51fa | 189 | emulator = new ECMA48(deviceType, shell.getInputStream(), |
34a42e78 KL |
190 | shell.getOutputStream()); |
191 | } catch (IOException e) { | |
192 | e.printStackTrace(); | |
193 | } | |
194 | ||
195 | // Setup the scroll bars | |
196 | onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, getWidth(), | |
197 | getHeight())); | |
5dfd1c11 KL |
198 | |
199 | // Claim the keystrokes the emulator will need. | |
200 | addShortcutKeys(); | |
2ce6dab2 KL |
201 | |
202 | // Add shortcut text | |
203 | newStatusBar("Terminal session executing..."); | |
34a42e78 KL |
204 | } |
205 | ||
55d2b2c2 KL |
206 | /** |
207 | * Terminate the child of the 'script' process used on POSIX. This may | |
208 | * or may not work. | |
209 | */ | |
210 | private void terminateShellChildProcess() { | |
211 | int pid = -1; | |
212 | if (shell.getClass().getName().equals("java.lang.UNIXProcess")) { | |
213 | /* get the PID on unix/linux systems */ | |
214 | try { | |
215 | Field field = shell.getClass().getDeclaredField("pid"); | |
216 | field.setAccessible(true); | |
217 | pid = field.getInt(shell); | |
218 | } catch (Throwable e) { | |
219 | // SQUASH, this didn't work. Just bail out quietly. | |
220 | return; | |
221 | } | |
222 | } | |
223 | if (pid != -1) { | |
224 | // shell.destroy() works successfully at killing this side of | |
225 | // 'script'. But we need to make sure the other side (child | |
226 | // process) is also killed. | |
227 | String [] cmdKillIt = { | |
228 | "pkill", "-P", Integer.toString(pid) | |
229 | }; | |
230 | try { | |
231 | Runtime.getRuntime().exec(cmdKillIt); | |
232 | } catch (Throwable e) { | |
233 | // SQUASH, this didn't work. Just bail out quietly. | |
234 | return; | |
235 | } | |
236 | } | |
237 | } | |
238 | ||
34a42e78 KL |
239 | /** |
240 | * Public constructor. | |
241 | * | |
242 | * @param application TApplication that manages this window | |
243 | * @param x column relative to parent | |
244 | * @param y row relative to parent | |
245 | * @param flags mask of CENTERED, MODAL, or RESIZABLE | |
246 | * @param input an InputStream connected to the remote side. For type == | |
247 | * XTERM, input is converted to a Reader with UTF-8 encoding. | |
248 | * @param output an OutputStream connected to the remote user. For type | |
249 | * == XTERM, output is converted to a Writer with UTF-8 encoding. | |
250 | * @throws UnsupportedEncodingException if an exception is thrown when | |
251 | * creating the InputStreamReader | |
252 | */ | |
253 | public TTerminalWindow(final TApplication application, final int x, | |
254 | final int y, final int flags, final InputStream input, | |
255 | final OutputStream output) throws UnsupportedEncodingException { | |
256 | ||
257 | super(application, "Terminal", x, y, 80 + 2, 24 + 2, flags); | |
258 | ||
259 | emulator = new ECMA48(ECMA48.DeviceType.XTERM, input, output); | |
260 | ||
261 | // Setup the scroll bars | |
262 | onResize(new TResizeEvent(TResizeEvent.Type.WIDGET, getWidth(), | |
263 | getHeight())); | |
264 | ||
5dfd1c11 KL |
265 | // Claim the keystrokes the emulator will need. |
266 | addShortcutKeys(); | |
2ce6dab2 KL |
267 | |
268 | // Add shortcut text | |
269 | newStatusBar("Terminal session executing..."); | |
34a42e78 KL |
270 | } |
271 | ||
272 | /** | |
273 | * Draw the display buffer. | |
274 | */ | |
275 | @Override | |
276 | public void draw() { | |
277 | // Synchronize against the emulator so we don't stomp on its reader | |
278 | // thread. | |
279 | synchronized (emulator) { | |
280 | ||
281 | // Update the scroll bars | |
56661844 | 282 | reflowData(); |
34a42e78 KL |
283 | |
284 | // Draw the box using my superclass | |
285 | super.draw(); | |
286 | ||
287 | List<DisplayLine> scrollback = emulator.getScrollbackBuffer(); | |
288 | List<DisplayLine> display = emulator.getDisplayBuffer(); | |
289 | ||
290 | // Put together the visible rows | |
34a42e78 | 291 | int visibleHeight = getHeight() - 2; |
34a42e78 | 292 | int visibleBottom = scrollback.size() + display.size() |
56661844 | 293 | + getVerticalValue(); |
34a42e78 KL |
294 | assert (visibleBottom >= 0); |
295 | ||
296 | List<DisplayLine> preceedingBlankLines = new LinkedList<DisplayLine>(); | |
297 | int visibleTop = visibleBottom - visibleHeight; | |
34a42e78 KL |
298 | if (visibleTop < 0) { |
299 | for (int i = visibleTop; i < 0; i++) { | |
300 | preceedingBlankLines.add(emulator.getBlankDisplayLine()); | |
301 | } | |
302 | visibleTop = 0; | |
303 | } | |
304 | assert (visibleTop >= 0); | |
305 | ||
306 | List<DisplayLine> displayLines = new LinkedList<DisplayLine>(); | |
307 | displayLines.addAll(scrollback); | |
308 | displayLines.addAll(display); | |
34a42e78 KL |
309 | |
310 | List<DisplayLine> visibleLines = new LinkedList<DisplayLine>(); | |
311 | visibleLines.addAll(preceedingBlankLines); | |
312 | visibleLines.addAll(displayLines.subList(visibleTop, | |
313 | visibleBottom)); | |
34a42e78 KL |
314 | |
315 | visibleHeight -= visibleLines.size(); | |
34a42e78 KL |
316 | assert (visibleHeight >= 0); |
317 | ||
318 | // Now draw the emulator screen | |
319 | int row = 1; | |
320 | for (DisplayLine line: visibleLines) { | |
321 | int widthMax = emulator.getWidth(); | |
322 | if (line.isDoubleWidth()) { | |
323 | widthMax /= 2; | |
324 | } | |
325 | if (widthMax > getWidth() - 2) { | |
326 | widthMax = getWidth() - 2; | |
327 | } | |
328 | for (int i = 0; i < widthMax; i++) { | |
329 | Cell ch = line.charAt(i); | |
330 | Cell newCell = new Cell(); | |
331 | newCell.setTo(ch); | |
7c870d89 | 332 | boolean reverse = line.isReverseColor() ^ ch.isReverse(); |
34a42e78 KL |
333 | newCell.setReverse(false); |
334 | if (reverse) { | |
335 | newCell.setBackColor(ch.getForeColor()); | |
336 | newCell.setForeColor(ch.getBackColor()); | |
337 | } | |
338 | if (line.isDoubleWidth()) { | |
339 | getScreen().putCharXY((i * 2) + 1, row, newCell); | |
340 | getScreen().putCharXY((i * 2) + 2, row, ' ', newCell); | |
341 | } else { | |
342 | getScreen().putCharXY(i + 1, row, newCell); | |
343 | } | |
344 | } | |
345 | row++; | |
346 | if (row == getHeight() - 1) { | |
347 | // Don't overwrite the box edge | |
348 | break; | |
349 | } | |
350 | } | |
351 | CellAttributes background = new CellAttributes(); | |
352 | // Fill in the blank lines on bottom | |
353 | for (int i = 0; i < visibleHeight; i++) { | |
354 | getScreen().hLineXY(1, i + row, getWidth() - 2, ' ', | |
355 | background); | |
356 | } | |
357 | ||
358 | } // synchronized (emulator) | |
359 | ||
360 | } | |
361 | ||
362 | /** | |
363 | * Handle window close. | |
364 | */ | |
2ce6dab2 KL |
365 | @Override |
366 | public void onClose() { | |
5dfd1c11 | 367 | emulator.close(); |
69345248 | 368 | if (shell != null) { |
55d2b2c2 | 369 | terminateShellChildProcess(); |
69345248 KL |
370 | shell.destroy(); |
371 | shell = null; | |
69345248 | 372 | } |
34a42e78 KL |
373 | } |
374 | ||
375 | /** | |
376 | * Copy out variables from the emulator that TTerminal has to expose on | |
377 | * screen. | |
378 | */ | |
379 | private void readEmulatorState() { | |
380 | // Synchronize against the emulator so we don't stomp on its reader | |
381 | // thread. | |
382 | synchronized (emulator) { | |
383 | ||
384 | setCursorX(emulator.getCursorX() + 1); | |
385 | setCursorY(emulator.getCursorY() + 1 | |
56661844 KL |
386 | + (getHeight() - 2 - emulator.getHeight()) |
387 | - getVerticalValue()); | |
7c870d89 | 388 | setCursorVisible(emulator.isCursorVisible()); |
34a42e78 | 389 | if (getCursorX() > getWidth() - 2) { |
7c870d89 | 390 | setCursorVisible(false); |
34a42e78 KL |
391 | } |
392 | if ((getCursorY() > getHeight() - 2) || (getCursorY() < 0)) { | |
7c870d89 | 393 | setCursorVisible(false); |
34a42e78 KL |
394 | } |
395 | if (emulator.getScreenTitle().length() > 0) { | |
396 | // Only update the title if the shell is still alive | |
397 | if (shell != null) { | |
398 | setTitle(emulator.getScreenTitle()); | |
399 | } | |
400 | } | |
34a42e78 KL |
401 | |
402 | // Check to see if the shell has died. | |
403 | if (!emulator.isReading() && (shell != null)) { | |
55b4f29b KL |
404 | try { |
405 | int rc = shell.exitValue(); | |
406 | // The emulator exited on its own, all is fine | |
407 | setTitle(String.format("%s [Completed - %d]", | |
0d47c546 | 408 | getTitle(), rc)); |
55b4f29b KL |
409 | shell = null; |
410 | emulator.close(); | |
5dfd1c11 | 411 | clearShortcutKeypresses(); |
2ce6dab2 KL |
412 | statusBar.setText("Terminal session completed, exit " + |
413 | "code " + rc + "."); | |
55b4f29b KL |
414 | } catch (IllegalThreadStateException e) { |
415 | // The emulator thread has exited, but the shell Process | |
416 | // hasn't figured that out yet. Do nothing, we will see | |
417 | // this in a future tick. | |
418 | } | |
34a42e78 KL |
419 | } else if (emulator.isReading() && (shell != null)) { |
420 | // The shell might be dead, let's check | |
421 | try { | |
422 | int rc = shell.exitValue(); | |
423 | // If we got here, the shell died. | |
424 | setTitle(String.format("%s [Completed - %d]", | |
425 | getTitle(), rc)); | |
426 | shell = null; | |
427 | emulator.close(); | |
5dfd1c11 | 428 | clearShortcutKeypresses(); |
2ce6dab2 KL |
429 | statusBar.setText("Terminal session completed, exit " + |
430 | "code " + rc + "."); | |
34a42e78 KL |
431 | } catch (IllegalThreadStateException e) { |
432 | // The shell is still running, do nothing. | |
433 | } | |
434 | } | |
92554d64 | 435 | |
34a42e78 KL |
436 | } // synchronized (emulator) |
437 | } | |
438 | ||
439 | /** | |
440 | * Handle window/screen resize events. | |
441 | * | |
442 | * @param resize resize event | |
443 | */ | |
444 | @Override | |
445 | public void onResize(final TResizeEvent resize) { | |
446 | ||
447 | // Synchronize against the emulator so we don't stomp on its reader | |
448 | // thread. | |
449 | synchronized (emulator) { | |
450 | ||
451 | if (resize.getType() == TResizeEvent.Type.WIDGET) { | |
452 | // Resize the scroll bars | |
56661844 KL |
453 | reflowData(); |
454 | placeScrollbars(); | |
34a42e78 KL |
455 | |
456 | // Get out of scrollback | |
56661844 | 457 | setVerticalValue(0); |
34a42e78 KL |
458 | } |
459 | return; | |
460 | ||
461 | } // synchronized (emulator) | |
462 | } | |
463 | ||
464 | /** | |
465 | * Resize scrollbars for a new width/height. | |
466 | */ | |
56661844 KL |
467 | @Override |
468 | public void reflowData() { | |
34a42e78 KL |
469 | |
470 | // Synchronize against the emulator so we don't stomp on its reader | |
471 | // thread. | |
472 | synchronized (emulator) { | |
473 | ||
474 | // Pull cursor information | |
475 | readEmulatorState(); | |
476 | ||
477 | // Vertical scrollbar | |
56661844 | 478 | setTopValue(getHeight() - 2 |
34a42e78 KL |
479 | - (emulator.getScrollbackBuffer().size() |
480 | + emulator.getDisplayBuffer().size())); | |
56661844 | 481 | setVerticalBigChange(getHeight() - 2); |
34a42e78 KL |
482 | |
483 | } // synchronized (emulator) | |
484 | } | |
485 | ||
bd8d51fa KL |
486 | /** |
487 | * Check if a mouse press/release/motion event coordinate is over the | |
488 | * emulator. | |
489 | * | |
490 | * @param mouse a mouse-based event | |
491 | * @return whether or not the mouse is on the emulator | |
492 | */ | |
493 | private final boolean mouseOnEmulator(final TMouseEvent mouse) { | |
494 | ||
495 | synchronized (emulator) { | |
496 | if (!emulator.isReading()) { | |
497 | return false; | |
498 | } | |
499 | } | |
500 | ||
501 | if ((mouse.getAbsoluteX() >= getAbsoluteX() + 1) | |
502 | && (mouse.getAbsoluteX() < getAbsoluteX() + getWidth() - 1) | |
503 | && (mouse.getAbsoluteY() >= getAbsoluteY() + 1) | |
504 | && (mouse.getAbsoluteY() < getAbsoluteY() + getHeight() - 1) | |
505 | ) { | |
506 | return true; | |
507 | } | |
508 | return false; | |
509 | } | |
510 | ||
34a42e78 KL |
511 | /** |
512 | * Handle keystrokes. | |
513 | * | |
514 | * @param keypress keystroke event | |
515 | */ | |
516 | @Override | |
517 | public void onKeypress(final TKeypressEvent keypress) { | |
518 | ||
519 | // Scrollback up/down | |
520 | if (keypress.equals(kbShiftPgUp) | |
521 | || keypress.equals(kbCtrlPgUp) | |
522 | || keypress.equals(kbAltPgUp) | |
523 | ) { | |
56661844 | 524 | bigVerticalDecrement(); |
34a42e78 KL |
525 | return; |
526 | } | |
527 | if (keypress.equals(kbShiftPgDn) | |
528 | || keypress.equals(kbCtrlPgDn) | |
529 | || keypress.equals(kbAltPgDn) | |
530 | ) { | |
56661844 | 531 | bigVerticalIncrement(); |
34a42e78 KL |
532 | return; |
533 | } | |
534 | ||
535 | // Synchronize against the emulator so we don't stomp on its reader | |
536 | // thread. | |
537 | synchronized (emulator) { | |
538 | if (emulator.isReading()) { | |
539 | // Get out of scrollback | |
56661844 | 540 | setVerticalValue(0); |
34a42e78 | 541 | emulator.keypress(keypress.getKey()); |
92554d64 KL |
542 | |
543 | // UGLY HACK TIME! cmd.exe needs CRLF, not just CR, so if | |
544 | // this is kBEnter then also send kbCtrlJ. | |
545 | if (System.getProperty("os.name").startsWith("Windows")) { | |
546 | if (keypress.equals(kbEnter)) { | |
547 | emulator.keypress(kbCtrlJ); | |
548 | } | |
549 | } | |
550 | ||
34a42e78 KL |
551 | readEmulatorState(); |
552 | return; | |
553 | } | |
554 | } | |
555 | ||
556 | // Process is closed, honor "normal" TUI keystrokes | |
557 | super.onKeypress(keypress); | |
558 | } | |
559 | ||
560 | /** | |
561 | * Handle mouse press events. | |
562 | * | |
563 | * @param mouse mouse button press event | |
564 | */ | |
565 | @Override | |
566 | public void onMouseDown(final TMouseEvent mouse) { | |
bd8d51fa KL |
567 | if (inWindowMove || inWindowResize) { |
568 | // TWindow needs to deal with this. | |
569 | super.onMouseDown(mouse); | |
570 | return; | |
571 | } | |
34a42e78 | 572 | |
7c870d89 | 573 | if (mouse.isMouseWheelUp()) { |
56661844 | 574 | verticalDecrement(); |
34a42e78 KL |
575 | return; |
576 | } | |
7c870d89 | 577 | if (mouse.isMouseWheelDown()) { |
56661844 | 578 | verticalIncrement(); |
34a42e78 KL |
579 | return; |
580 | } | |
bd8d51fa KL |
581 | if (mouseOnEmulator(mouse)) { |
582 | synchronized (emulator) { | |
583 | mouse.setX(mouse.getX() - 1); | |
584 | mouse.setY(mouse.getY() - 1); | |
585 | emulator.mouse(mouse); | |
586 | readEmulatorState(); | |
587 | return; | |
588 | } | |
589 | } | |
34a42e78 | 590 | |
bd8d51fa | 591 | // Emulator didn't consume it, pass it on |
34a42e78 KL |
592 | super.onMouseDown(mouse); |
593 | } | |
594 | ||
bd8d51fa KL |
595 | /** |
596 | * Handle mouse release events. | |
597 | * | |
598 | * @param mouse mouse button release event | |
599 | */ | |
600 | @Override | |
601 | public void onMouseUp(final TMouseEvent mouse) { | |
602 | if (inWindowMove || inWindowResize) { | |
603 | // TWindow needs to deal with this. | |
604 | super.onMouseUp(mouse); | |
605 | return; | |
606 | } | |
607 | ||
608 | if (mouseOnEmulator(mouse)) { | |
609 | synchronized (emulator) { | |
610 | mouse.setX(mouse.getX() - 1); | |
611 | mouse.setY(mouse.getY() - 1); | |
612 | emulator.mouse(mouse); | |
613 | readEmulatorState(); | |
614 | return; | |
615 | } | |
616 | } | |
617 | ||
618 | // Emulator didn't consume it, pass it on | |
619 | super.onMouseUp(mouse); | |
620 | } | |
621 | ||
622 | /** | |
623 | * Handle mouse motion events. | |
624 | * | |
625 | * @param mouse mouse motion event | |
626 | */ | |
627 | @Override | |
628 | public void onMouseMotion(final TMouseEvent mouse) { | |
629 | if (inWindowMove || inWindowResize) { | |
630 | // TWindow needs to deal with this. | |
631 | super.onMouseMotion(mouse); | |
632 | return; | |
633 | } | |
634 | ||
635 | if (mouseOnEmulator(mouse)) { | |
636 | synchronized (emulator) { | |
637 | mouse.setX(mouse.getX() - 1); | |
638 | mouse.setY(mouse.getY() - 1); | |
639 | emulator.mouse(mouse); | |
640 | readEmulatorState(); | |
641 | return; | |
642 | } | |
643 | } | |
644 | ||
645 | // Emulator didn't consume it, pass it on | |
646 | super.onMouseMotion(mouse); | |
647 | } | |
648 | ||
34a42e78 | 649 | } |