src/jexer/TKeypress.java

   1 /*
   2  * Jexer - Java Text User Interface
   3  *
   4  * The MIT License (MIT)
   5  *
   6  * Copyright (C) 2019 Kevin Lamonte
   7  *
   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:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  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.
  25  *
  26  * @author Kevin Lamonte [kevin.lamonte@gmail.com]
  27  * @version 1
  28  */
  29 package jexer;
  30
  31 /**
  32  * This class represents keystrokes.
  33  */
  34 public class TKeypress {
  35
  36     // ------------------------------------------------------------------------
  37     // Constants --------------------------------------------------------------
  38     // ------------------------------------------------------------------------
  39
  40     // Various special keystrokes
  41
  42     /**
  43      * "No key".
  44      */
  45     public static final int NONE        = 255;
  46
  47     /**
  48      * Function key F1.
  49      */
  50     public static final int F1          = 1;
  51
  52     /**
  53      * Function key F2.
  54      */
  55     public static final int F2          = 2;
  56
  57     /**
  58      * Function key F3.
  59      */
  60     public static final int F3          = 3;
  61
  62     /**
  63      * Function key F4.
  64      */
  65     public static final int F4          = 4;
  66
  67     /**
  68      * Function key F5.
  69      */
  70     public static final int F5          = 5;
  71
  72     /**
  73      * Function key F6.
  74      */
  75     public static final int F6          = 6;
  76
  77     /**
  78      * Function key F7.
  79      */
  80     public static final int F7          = 7;
  81
  82     /**
  83      * Function key F8.
  84      */
  85     public static final int F8          = 8;
  86
  87     /**
  88      * Function key F9.
  89      */
  90     public static final int F9          = 9;
  91
  92     /**
  93      * Function key F10.
  94      */
  95     public static final int F10         = 10;
  96
  97     /**
  98      * Function key F11.
  99      */
 100     public static final int F11         = 11;
 101
 102     /**
 103      * Function key F12.
 104      */
 105     public static final int F12         = 12;
 106
 107     /**
 108      * Home.
 109      */
 110     public static final int HOME        = 20;
 111
 112     /**
 113      * End.
 114      */
 115     public static final int END         = 21;
 116
 117     /**
 118      * Page up.
 119      */
 120     public static final int PGUP        = 22;
 121
 122     /**
 123      * Page down.
 124      */
 125     public static final int PGDN        = 23;
 126
 127     /**
 128      * Insert.
 129      */
 130     public static final int INS         = 24;
 131
 132     /**
 133      * Delete.
 134      */
 135     public static final int DEL         = 25;
 136
 137     /**
 138      * Right arrow.
 139      */
 140     public static final int RIGHT       = 30;
 141
 142     /**
 143      * Left arrow.
 144      */
 145     public static final int LEFT        = 31;
 146
 147     /**
 148      * Up arrow.
 149      */
 150     public static final int UP          = 32;
 151
 152     /**
 153      * Down arrow.
 154      */
 155     public static final int DOWN        = 33;
 156
 157     /**
 158      * Tab.
 159      */
 160     public static final int TAB         = 40;
 161
 162     /**
 163      * Back-tab (shift-tab).
 164      */
 165     public static final int BTAB        = 41;
 166
 167     /**
 168      * Enter.
 169      */
 170     public static final int ENTER       = 42;
 171
 172     /**
 173      * Escape.
 174      */
 175     public static final int ESC         = 43;
 176
 177     // Special "no-key" keypress, used to ignore undefined keystrokes
 178     public static final TKeypress kbNoKey = new TKeypress(true,
 179             TKeypress.NONE, ' ', false, false, false);
 180
 181     // Normal keys
 182     public static final TKeypress kbF1 = new TKeypress(true,
 183             TKeypress.F1, ' ', false, false, false);
 184     public static final TKeypress kbF2 = new TKeypress(true,
 185             TKeypress.F2, ' ', false, false, false);
 186     public static final TKeypress kbF3 = new TKeypress(true,
 187             TKeypress.F3, ' ', false, false, false);
 188     public static final TKeypress kbF4 = new TKeypress(true,
 189             TKeypress.F4, ' ', false, false, false);
 190     public static final TKeypress kbF5 = new TKeypress(true,
 191             TKeypress.F5, ' ', false, false, false);
 192     public static final TKeypress kbF6 = new TKeypress(true,
 193             TKeypress.F6, ' ', false, false, false);
 194     public static final TKeypress kbF7 = new TKeypress(true,
 195             TKeypress.F7, ' ', false, false, false);
 196     public static final TKeypress kbF8 = new TKeypress(true,
 197             TKeypress.F8, ' ', false, false, false);
 198     public static final TKeypress kbF9 = new TKeypress(true,
 199             TKeypress.F9, ' ', false, false, false);
 200     public static final TKeypress kbF10 = new TKeypress(true,
 201             TKeypress.F10, ' ', false, false, false);
 202     public static final TKeypress kbF11 = new TKeypress(true,
 203             TKeypress.F11, ' ', false, false, false);
 204     public static final TKeypress kbF12 = new TKeypress(true,
 205             TKeypress.F12, ' ', false, false, false);
 206     public static final TKeypress kbAltF1 = new TKeypress(true,
 207             TKeypress.F1, ' ', true, false, false);
 208     public static final TKeypress kbAltF2 = new TKeypress(true,
 209             TKeypress.F2, ' ', true, false, false);
 210     public static final TKeypress kbAltF3 = new TKeypress(true,
 211             TKeypress.F3, ' ', true, false, false);
 212     public static final TKeypress kbAltF4 = new TKeypress(true,
 213             TKeypress.F4, ' ', true, false, false);
 214     public static final TKeypress kbAltF5 = new TKeypress(true,
 215             TKeypress.F5, ' ', true, false, false);
 216     public static final TKeypress kbAltF6 = new TKeypress(true,
 217             TKeypress.F6, ' ', true, false, false);
 218     public static final TKeypress kbAltF7 = new TKeypress(true,
 219             TKeypress.F7, ' ', true, false, false);
 220     public static final TKeypress kbAltF8 = new TKeypress(true,
 221             TKeypress.F8, ' ', true, false, false);
 222     public static final TKeypress kbAltF9 = new TKeypress(true,
 223             TKeypress.F9, ' ', true, false, false);
 224     public static final TKeypress kbAltF10 = new TKeypress(true,
 225             TKeypress.F10, ' ', true, false, false);
 226     public static final TKeypress kbAltF11 = new TKeypress(true,
 227             TKeypress.F11, ' ', true, false, false);
 228     public static final TKeypress kbAltF12 = new TKeypress(true,
 229             TKeypress.F12, ' ', true, false, false);
 230     public static final TKeypress kbCtrlF1 = new TKeypress(true,
 231             TKeypress.F1, ' ', false, true, false);
 232     public static final TKeypress kbCtrlF2 = new TKeypress(true,
 233             TKeypress.F2, ' ', false, true, false);
 234     public static final TKeypress kbCtrlF3 = new TKeypress(true,
 235             TKeypress.F3, ' ', false, true, false);
 236     public static final TKeypress kbCtrlF4 = new TKeypress(true,
 237             TKeypress.F4, ' ', false, true, false);
 238     public static final TKeypress kbCtrlF5 = new TKeypress(true,
 239             TKeypress.F5, ' ', false, true, false);
 240     public static final TKeypress kbCtrlF6 = new TKeypress(true,
 241             TKeypress.F6, ' ', false, true, false);
 242     public static final TKeypress kbCtrlF7 = new TKeypress(true,
 243             TKeypress.F7, ' ', false, true, false);
 244     public static final TKeypress kbCtrlF8 = new TKeypress(true,
 245             TKeypress.F8, ' ', false, true, false);
 246     public static final TKeypress kbCtrlF9 = new TKeypress(true,
 247             TKeypress.F9, ' ', false, true, false);
 248     public static final TKeypress kbCtrlF10 = new TKeypress(true,
 249             TKeypress.F10, ' ', false, true, false);
 250     public static final TKeypress kbCtrlF11 = new TKeypress(true,
 251             TKeypress.F11, ' ', false, true, false);
 252     public static final TKeypress kbCtrlF12 = new TKeypress(true,
 253             TKeypress.F12, ' ', false, true, false);
 254     public static final TKeypress kbShiftF1 = new TKeypress(true,
 255             TKeypress.F1, ' ', false, false, true);
 256     public static final TKeypress kbShiftF2 = new TKeypress(true,
 257             TKeypress.F2, ' ', false, false, true);
 258     public static final TKeypress kbShiftF3 = new TKeypress(true,
 259             TKeypress.F3, ' ', false, false, true);
 260     public static final TKeypress kbShiftF4 = new TKeypress(true,
 261             TKeypress.F4, ' ', false, false, true);
 262     public static final TKeypress kbShiftF5 = new TKeypress(true,
 263             TKeypress.F5, ' ', false, false, true);
 264     public static final TKeypress kbShiftF6 = new TKeypress(true,
 265             TKeypress.F6, ' ', false, false, true);
 266     public static final TKeypress kbShiftF7 = new TKeypress(true,
 267             TKeypress.F7, ' ', false, false, true);
 268     public static final TKeypress kbShiftF8 = new TKeypress(true,
 269             TKeypress.F8, ' ', false, false, true);
 270     public static final TKeypress kbShiftF9 = new TKeypress(true,
 271             TKeypress.F9, ' ', false, false, true);
 272     public static final TKeypress kbShiftF10 = new TKeypress(true,
 273             TKeypress.F10, ' ', false, false, true);
 274     public static final TKeypress kbShiftF11 = new TKeypress(true,
 275             TKeypress.F11, ' ', false, false, true);
 276     public static final TKeypress kbShiftF12 = new TKeypress(true,
 277             TKeypress.F12, ' ', false, false, true);
 278     public static final TKeypress kbEnter = new TKeypress(true,
 279             TKeypress.ENTER, ' ', false, false, false);
 280     public static final TKeypress kbTab = new TKeypress(true,
 281             TKeypress.TAB, ' ', false, false, false);
 282     public static final TKeypress kbEsc = new TKeypress(true,
 283             TKeypress.ESC, ' ', false, false, false);
 284     public static final TKeypress kbHome = new TKeypress(true,
 285             TKeypress.HOME, ' ', false, false, false);
 286     public static final TKeypress kbEnd = new TKeypress(true,
 287             TKeypress.END, ' ', false, false, false);
 288     public static final TKeypress kbPgUp = new TKeypress(true,
 289             TKeypress.PGUP, ' ', false, false, false);
 290     public static final TKeypress kbPgDn = new TKeypress(true,
 291             TKeypress.PGDN, ' ', false, false, false);
 292     public static final TKeypress kbIns = new TKeypress(true,
 293             TKeypress.INS, ' ', false, false, false);
 294     public static final TKeypress kbDel = new TKeypress(true,
 295             TKeypress.DEL, ' ', false, false, false);
 296     public static final TKeypress kbUp = new TKeypress(true,
 297             TKeypress.UP, ' ', false, false, false);
 298     public static final TKeypress kbDown = new TKeypress(true,
 299             TKeypress.DOWN, ' ', false, false, false);
 300     public static final TKeypress kbLeft = new TKeypress(true,
 301             TKeypress.LEFT, ' ', false, false, false);
 302     public static final TKeypress kbRight = new TKeypress(true,
 303             TKeypress.RIGHT, ' ', false, false, false);
 304     public static final TKeypress kbAltEnter = new TKeypress(true,
 305             TKeypress.ENTER, ' ', true, false, false);
 306     public static final TKeypress kbAltTab = new TKeypress(true,
 307             TKeypress.TAB, ' ', true, false, false);
 308     public static final TKeypress kbAltEsc = new TKeypress(true,
 309             TKeypress.ESC, ' ', true, false, false);
 310     public static final TKeypress kbAltHome = new TKeypress(true,
 311             TKeypress.HOME, ' ', true, false, false);
 312     public static final TKeypress kbAltEnd = new TKeypress(true,
 313             TKeypress.END, ' ', true, false, false);
 314     public static final TKeypress kbAltPgUp = new TKeypress(true,
 315             TKeypress.PGUP, ' ', true, false, false);
 316     public static final TKeypress kbAltPgDn = new TKeypress(true,
 317             TKeypress.PGDN, ' ', true, false, false);
 318     public static final TKeypress kbAltIns = new TKeypress(true,
 319             TKeypress.INS, ' ', true, false, false);
 320     public static final TKeypress kbAltDel = new TKeypress(true,
 321             TKeypress.DEL, ' ', true, false, false);
 322     public static final TKeypress kbAltUp = new TKeypress(true,
 323             TKeypress.UP, ' ', true, false, false);
 324     public static final TKeypress kbAltDown = new TKeypress(true,
 325             TKeypress.DOWN, ' ', true, false, false);
 326     public static final TKeypress kbAltLeft = new TKeypress(true,
 327             TKeypress.LEFT, ' ', true, false, false);
 328     public static final TKeypress kbAltRight = new TKeypress(true,
 329             TKeypress.RIGHT, ' ', true, false, false);
 330     public static final TKeypress kbCtrlEnter = new TKeypress(true,
 331             TKeypress.ENTER, ' ', false, true, false);
 332     public static final TKeypress kbCtrlTab = new TKeypress(true,
 333             TKeypress.TAB, ' ', false, true, false);
 334     public static final TKeypress kbCtrlEsc = new TKeypress(true,
 335             TKeypress.ESC, ' ', false, true, false);
 336     public static final TKeypress kbCtrlHome = new TKeypress(true,
 337             TKeypress.HOME, ' ', false, true, false);
 338     public static final TKeypress kbCtrlEnd = new TKeypress(true,
 339             TKeypress.END, ' ', false, true, false);
 340     public static final TKeypress kbCtrlPgUp = new TKeypress(true,
 341             TKeypress.PGUP, ' ', false, true, false);
 342     public static final TKeypress kbCtrlPgDn = new TKeypress(true,
 343             TKeypress.PGDN, ' ', false, true, false);
 344     public static final TKeypress kbCtrlIns = new TKeypress(true,
 345             TKeypress.INS, ' ', false, true, false);
 346     public static final TKeypress kbCtrlDel = new TKeypress(true,
 347             TKeypress.DEL, ' ', false, true, false);
 348     public static final TKeypress kbCtrlUp = new TKeypress(true,
 349             TKeypress.UP, ' ', false, true, false);
 350     public static final TKeypress kbCtrlDown = new TKeypress(true,
 351             TKeypress.DOWN, ' ', false, true, false);
 352     public static final TKeypress kbCtrlLeft = new TKeypress(true,
 353             TKeypress.LEFT, ' ', false, true, false);
 354     public static final TKeypress kbCtrlRight = new TKeypress(true,
 355             TKeypress.RIGHT, ' ', false, true, false);
 356     public static final TKeypress kbShiftEnter = new TKeypress(true,
 357             TKeypress.ENTER, ' ', false, false, true);
 358     public static final TKeypress kbShiftTab = new TKeypress(true,
 359             TKeypress.TAB, ' ', false, false, true);
 360     public static final TKeypress kbBackTab = new TKeypress(true,
 361             TKeypress.BTAB, ' ', false, false, false);
 362     public static final TKeypress kbShiftEsc = new TKeypress(true,
 363             TKeypress.ESC, ' ', false, false, true);
 364     public static final TKeypress kbShiftHome = new TKeypress(true,
 365             TKeypress.HOME, ' ', false, false, true);
 366     public static final TKeypress kbShiftEnd = new TKeypress(true,
 367             TKeypress.END, ' ', false, false, true);
 368     public static final TKeypress kbShiftPgUp = new TKeypress(true,
 369             TKeypress.PGUP, ' ', false, false, true);
 370     public static final TKeypress kbShiftPgDn = new TKeypress(true,
 371             TKeypress.PGDN, ' ', false, false, true);
 372     public static final TKeypress kbShiftIns = new TKeypress(true,
 373             TKeypress.INS, ' ', false, false, true);
 374     public static final TKeypress kbShiftDel = new TKeypress(true,
 375             TKeypress.DEL, ' ', false, false, true);
 376     public static final TKeypress kbShiftUp = new TKeypress(true,
 377             TKeypress.UP, ' ', false, false, true);
 378     public static final TKeypress kbShiftDown = new TKeypress(true,
 379             TKeypress.DOWN, ' ', false, false, true);
 380     public static final TKeypress kbShiftLeft = new TKeypress(true,
 381             TKeypress.LEFT, ' ', false, false, true);
 382     public static final TKeypress kbShiftRight = new TKeypress(true,
 383             TKeypress.RIGHT, ' ', false, false, true);
 384     public static final TKeypress kbA = new TKeypress(false,
 385             0, 'a', false, false, false);
 386     public static final TKeypress kbB = new TKeypress(false,
 387             0, 'b', false, false, false);
 388     public static final TKeypress kbC = new TKeypress(false,
 389             0, 'c', false, false, false);
 390     public static final TKeypress kbD = new TKeypress(false,
 391             0, 'd', false, false, false);
 392     public static final TKeypress kbE = new TKeypress(false,
 393             0, 'e', false, false, false);
 394     public static final TKeypress kbF = new TKeypress(false,
 395             0, 'f', false, false, false);
 396     public static final TKeypress kbG = new TKeypress(false,
 397             0, 'g', false, false, false);
 398     public static final TKeypress kbH = new TKeypress(false,
 399             0, 'h', false, false, false);
 400     public static final TKeypress kbI = new TKeypress(false,
 401             0, 'i', false, false, false);
 402     public static final TKeypress kbJ = new TKeypress(false,
 403             0, 'j', false, false, false);
 404     public static final TKeypress kbK = new TKeypress(false,
 405             0, 'k', false, false, false);
 406     public static final TKeypress kbL = new TKeypress(false,
 407             0, 'l', false, false, false);
 408     public static final TKeypress kbM = new TKeypress(false,
 409             0, 'm', false, false, false);
 410     public static final TKeypress kbN = new TKeypress(false,
 411             0, 'n', false, false, false);
 412     public static final TKeypress kbO = new TKeypress(false,
 413             0, 'o', false, false, false);
 414     public static final TKeypress kbP = new TKeypress(false,
 415             0, 'p', false, false, false);
 416     public static final TKeypress kbQ = new TKeypress(false,
 417             0, 'q', false, false, false);
 418     public static final TKeypress kbR = new TKeypress(false,
 419             0, 'r', false, false, false);
 420     public static final TKeypress kbS = new TKeypress(false,
 421             0, 's', false, false, false);
 422     public static final TKeypress kbT = new TKeypress(false,
 423             0, 't', false, false, false);
 424     public static final TKeypress kbU = new TKeypress(false,
 425             0, 'u', false, false, false);
 426     public static final TKeypress kbV = new TKeypress(false,
 427             0, 'v', false, false, false);
 428     public static final TKeypress kbW = new TKeypress(false,
 429             0, 'w', false, false, false);
 430     public static final TKeypress kbX = new TKeypress(false,
 431             0, 'x', false, false, false);
 432     public static final TKeypress kbY = new TKeypress(false,
 433             0, 'y', false, false, false);
 434     public static final TKeypress kbZ = new TKeypress(false,
 435             0, 'z', false, false, false);
 436     public static final TKeypress kbSpace = new TKeypress(false,
 437             0, ' ', false, false, false);
 438     public static final TKeypress kbAltA = new TKeypress(false,
 439             0, 'a', true, false, false);
 440     public static final TKeypress kbAltB = new TKeypress(false,
 441             0, 'b', true, false, false);
 442     public static final TKeypress kbAltC = new TKeypress(false,
 443             0, 'c', true, false, false);
 444     public static final TKeypress kbAltD = new TKeypress(false,
 445             0, 'd', true, false, false);
 446     public static final TKeypress kbAltE = new TKeypress(false,
 447             0, 'e', true, false, false);
 448     public static final TKeypress kbAltF = new TKeypress(false,
 449             0, 'f', true, false, false);
 450     public static final TKeypress kbAltG = new TKeypress(false,
 451             0, 'g', true, false, false);
 452     public static final TKeypress kbAltH = new TKeypress(false,
 453             0, 'h', true, false, false);
 454     public static final TKeypress kbAltI = new TKeypress(false,
 455             0, 'i', true, false, false);
 456     public static final TKeypress kbAltJ = new TKeypress(false,
 457             0, 'j', true, false, false);
 458     public static final TKeypress kbAltK = new TKeypress(false,
 459             0, 'k', true, false, false);
 460     public static final TKeypress kbAltL = new TKeypress(false,
 461             0, 'l', true, false, false);
 462     public static final TKeypress kbAltM = new TKeypress(false,
 463             0, 'm', true, false, false);
 464     public static final TKeypress kbAltN = new TKeypress(false,
 465             0, 'n', true, false, false);
 466     public static final TKeypress kbAltO = new TKeypress(false,
 467             0, 'o', true, false, false);
 468     public static final TKeypress kbAltP = new TKeypress(false,
 469             0, 'p', true, false, false);
 470     public static final TKeypress kbAltQ = new TKeypress(false,
 471             0, 'q', true, false, false);
 472     public static final TKeypress kbAltR = new TKeypress(false,
 473             0, 'r', true, false, false);
 474     public static final TKeypress kbAltS = new TKeypress(false,
 475             0, 's', true, false, false);
 476     public static final TKeypress kbAltT = new TKeypress(false,
 477             0, 't', true, false, false);
 478     public static final TKeypress kbAltU = new TKeypress(false,
 479             0, 'u', true, false, false);
 480     public static final TKeypress kbAltV = new TKeypress(false,
 481             0, 'v', true, false, false);
 482     public static final TKeypress kbAltW = new TKeypress(false,
 483             0, 'w', true, false, false);
 484     public static final TKeypress kbAltX = new TKeypress(false,
 485             0, 'x', true, false, false);
 486     public static final TKeypress kbAltY = new TKeypress(false,
 487             0, 'y', true, false, false);
 488     public static final TKeypress kbAltZ = new TKeypress(false,
 489             0, 'z', true, false, false);
 490     public static final TKeypress kbAlt0 = new TKeypress(false,
 491             0, '0', true, false, false);
 492     public static final TKeypress kbAlt1 = new TKeypress(false,
 493             0, '1', true, false, false);
 494     public static final TKeypress kbAlt2 = new TKeypress(false,
 495             0, '2', true, false, false);
 496     public static final TKeypress kbAlt3 = new TKeypress(false,
 497             0, '3', true, false, false);
 498     public static final TKeypress kbAlt4 = new TKeypress(false,
 499             0, '4', true, false, false);
 500     public static final TKeypress kbAlt5 = new TKeypress(false,
 501             0, '5', true, false, false);
 502     public static final TKeypress kbAlt6 = new TKeypress(false,
 503             0, '6', true, false, false);
 504     public static final TKeypress kbAlt7 = new TKeypress(false,
 505             0, '7', true, false, false);
 506     public static final TKeypress kbAlt8 = new TKeypress(false,
 507             0, '8', true, false, false);
 508     public static final TKeypress kbAlt9 = new TKeypress(false,
 509             0, '9', true, false, false);
 510     public static final TKeypress kbCtrlA = new TKeypress(false,
 511             0, 'A', false, true, false);
 512     public static final TKeypress kbCtrlB = new TKeypress(false,
 513             0, 'B', false, true, false);
 514     public static final TKeypress kbCtrlC = new TKeypress(false,
 515             0, 'C', false, true, false);
 516     public static final TKeypress kbCtrlD = new TKeypress(false,
 517             0, 'D', false, true, false);
 518     public static final TKeypress kbCtrlE = new TKeypress(false,
 519             0, 'E', false, true, false);
 520     public static final TKeypress kbCtrlF = new TKeypress(false,
 521             0, 'F', false, true, false);
 522     public static final TKeypress kbCtrlG = new TKeypress(false,
 523             0, 'G', false, true, false);
 524     public static final TKeypress kbCtrlH = new TKeypress(false,
 525             0, 'H', false, true, false);
 526     public static final TKeypress kbCtrlI = new TKeypress(false,
 527             0, 'I', false, true, false);
 528     public static final TKeypress kbCtrlJ = new TKeypress(false,
 529             0, 'J', false, true, false);
 530     public static final TKeypress kbCtrlK = new TKeypress(false,
 531             0, 'K', false, true, false);
 532     public static final TKeypress kbCtrlL = new TKeypress(false,
 533             0, 'L', false, true, false);
 534     public static final TKeypress kbCtrlM = new TKeypress(false,
 535             0, 'M', false, true, false);
 536     public static final TKeypress kbCtrlN = new TKeypress(false,
 537             0, 'N', false, true, false);
 538     public static final TKeypress kbCtrlO = new TKeypress(false,
 539             0, 'O', false, true, false);
 540     public static final TKeypress kbCtrlP = new TKeypress(false,
 541             0, 'P', false, true, false);
 542     public static final TKeypress kbCtrlQ = new TKeypress(false,
 543             0, 'Q', false, true, false);
 544     public static final TKeypress kbCtrlR = new TKeypress(false,
 545             0, 'R', false, true, false);
 546     public static final TKeypress kbCtrlS = new TKeypress(false,
 547             0, 'S', false, true, false);
 548     public static final TKeypress kbCtrlT = new TKeypress(false,
 549             0, 'T', false, true, false);
 550     public static final TKeypress kbCtrlU = new TKeypress(false,
 551             0, 'U', false, true, false);
 552     public static final TKeypress kbCtrlV = new TKeypress(false,
 553             0, 'V', false, true, false);
 554     public static final TKeypress kbCtrlW = new TKeypress(false,
 555             0, 'W', false, true, false);
 556     public static final TKeypress kbCtrlX = new TKeypress(false,
 557             0, 'X', false, true, false);
 558     public static final TKeypress kbCtrlY = new TKeypress(false,
 559             0, 'Y', false, true, false);
 560     public static final TKeypress kbCtrlZ = new TKeypress(false,
 561             0, 'Z', false, true, false);
 562     public static final TKeypress kbAltShiftA = new TKeypress(false,
 563             0, 'A', true, false, true);
 564     public static final TKeypress kbAltShiftB = new TKeypress(false,
 565             0, 'B', true, false, true);
 566     public static final TKeypress kbAltShiftC = new TKeypress(false,
 567             0, 'C', true, false, true);
 568     public static final TKeypress kbAltShiftD = new TKeypress(false,
 569             0, 'D', true, false, true);
 570     public static final TKeypress kbAltShiftE = new TKeypress(false,
 571             0, 'E', true, false, true);
 572     public static final TKeypress kbAltShiftF = new TKeypress(false,
 573             0, 'F', true, false, true);
 574     public static final TKeypress kbAltShiftG = new TKeypress(false,
 575             0, 'G', true, false, true);
 576     public static final TKeypress kbAltShiftH = new TKeypress(false,
 577             0, 'H', true, false, true);
 578     public static final TKeypress kbAltShiftI = new TKeypress(false,
 579             0, 'I', true, false, true);
 580     public static final TKeypress kbAltShiftJ = new TKeypress(false,
 581             0, 'J', true, false, true);
 582     public static final TKeypress kbAltShiftK = new TKeypress(false,
 583             0, 'K', true, false, true);
 584     public static final TKeypress kbAltShiftL = new TKeypress(false,
 585             0, 'L', true, false, true);
 586     public static final TKeypress kbAltShiftM = new TKeypress(false,
 587             0, 'M', true, false, true);
 588     public static final TKeypress kbAltShiftN = new TKeypress(false,
 589             0, 'N', true, false, true);
 590     public static final TKeypress kbAltShiftO = new TKeypress(false,
 591             0, 'O', true, false, true);
 592     public static final TKeypress kbAltShiftP = new TKeypress(false,
 593             0, 'P', true, false, true);
 594     public static final TKeypress kbAltShiftQ = new TKeypress(false,
 595             0, 'Q', true, false, true);
 596     public static final TKeypress kbAltShiftR = new TKeypress(false,
 597             0, 'R', true, false, true);
 598     public static final TKeypress kbAltShiftS = new TKeypress(false,
 599             0, 'S', true, false, true);
 600     public static final TKeypress kbAltShiftT = new TKeypress(false,
 601             0, 'T', true, false, true);
 602     public static final TKeypress kbAltShiftU = new TKeypress(false,
 603             0, 'U', true, false, true);
 604     public static final TKeypress kbAltShiftV = new TKeypress(false,
 605             0, 'V', true, false, true);
 606     public static final TKeypress kbAltShiftW = new TKeypress(false,
 607             0, 'W', true, false, true);
 608     public static final TKeypress kbAltShiftX = new TKeypress(false,
 609             0, 'X', true, false, true);
 610     public static final TKeypress kbAltShiftY = new TKeypress(false,
 611             0, 'Y', true, false, true);
 612     public static final TKeypress kbAltShiftZ = new TKeypress(false,
 613             0, 'Z', true, false, true);
 614
 615     /**
 616      * Backspace as ^H.
 617      */
 618     public static final TKeypress kbBackspace = new TKeypress(false,
 619             0, 'H', false, true, false);
 620
 621     /**
 622      * Backspace as ^?.
 623      */
 624     public static final TKeypress kbBackspaceDel = new TKeypress(false,
 625             0, (char)0x7F, false, false, false);
 626
 627     // ------------------------------------------------------------------------
 628     // Variables --------------------------------------------------------------
 629     // ------------------------------------------------------------------------
 630
 631     /**
 632      * If true, ch is meaningless, use keyCode instead.
 633      */
 634     private boolean isFunctionKey;
 635
 636     /**
 637      * Will be set to F1, F2, HOME, END, etc. if isKey is true.
 638      */
 639     private int keyCode;
 640
 641     /**
 642      * Keystroke modifier ALT.
 643      */
 644     private boolean alt;
 645
 646     /**
 647      * Keystroke modifier CTRL.
 648      */
 649     private boolean ctrl;
 650
 651     /**
 652      * Keystroke modifier SHIFT.
 653      */
 654     private boolean shift;
 655
 656     /**
 657      * The character received.
 658      */
 659     private char ch;
 660
 661     // ------------------------------------------------------------------------
 662     // Constructors -----------------------------------------------------------
 663     // ------------------------------------------------------------------------
 664
 665     /**
 666      * Public constructor makes an immutable instance.
 667      *
 668      * @param isKey is true, this is a function key
 669      * @param fnKey the function key code (only valid if isKey is true)
 670      * @param ch the character (only valid if fnKey is false)
 671      * @param alt if true, ALT was pressed with this keystroke
 672      * @param ctrl if true, CTRL was pressed with this keystroke
 673      * @param shift if true, SHIFT was pressed with this keystroke
 674      */
 675     public TKeypress(final boolean isKey, final int fnKey, final char ch,
 676             final boolean alt, final boolean ctrl, final boolean shift) {
 677
 678         this.isFunctionKey = isKey;
 679         this.keyCode       = fnKey;
 680         this.ch            = ch;
 681         this.alt           = alt;
 682         this.ctrl          = ctrl;
 683         this.shift         = shift;
 684     }
 685
 686     // ------------------------------------------------------------------------
 687     // TKeypress --------------------------------------------------------------
 688     // ------------------------------------------------------------------------
 689
 690     /**
 691      * Getter for isFunctionKey.
 692      *
 693      * @return if true, ch is meaningless, use keyCode instead
 694      */
 695     public boolean isFnKey() {
 696         return isFunctionKey;
 697     }
 698
 699     /**
 700      * Getter for function key code.
 701      *
 702      * @return function key code int value (only valid is isKey is true)
 703      */
 704     public int getKeyCode() {
 705         return keyCode;
 706     }
 707
 708     /**
 709      * Getter for ALT.
 710      *
 711      * @return alt value
 712      */
 713     public boolean isAlt() {
 714         return alt;
 715     }
 716
 717     /**
 718      * Getter for CTRL.
 719      *
 720      * @return ctrl value
 721      */
 722     public boolean isCtrl() {
 723         return ctrl;
 724     }
 725
 726     /**
 727      * Getter for SHIFT.
 728      *
 729      * @return shift value
 730      */
 731     public boolean isShift() {
 732         return shift;
 733     }
 734
 735     /**
 736      * Getter for character.
 737      *
 738      * @return the character (only valid if isKey is false)
 739      */
 740     public char getChar() {
 741         return ch;
 742     }
 743
 744     /**
 745      * Create a duplicate instance.
 746      *
 747      * @return duplicate intance
 748      */
 749     public TKeypress dup() {
 750         TKeypress keypress = new TKeypress(isFunctionKey, keyCode, ch,
 751             alt, ctrl, shift);
 752         return keypress;
 753     }
 754
 755     /**
 756      * Comparison check.  All fields must match to return true.
 757      *
 758      * @param rhs another TKeypress instance
 759      * @return true if all fields are equal
 760      */
 761     @Override
 762     public boolean equals(final Object rhs) {
 763         if (!(rhs instanceof TKeypress)) {
 764             return false;
 765         }
 766
 767         TKeypress that = (TKeypress) rhs;
 768         return ((isFunctionKey == that.isFunctionKey)
 769                 && (keyCode == that.keyCode)
 770                 && (ch == that.ch)
 771                 && (alt == that.alt)
 772                 && (ctrl == that.ctrl)
 773                 && (shift == that.shift));
 774     }
 775
 776     /**
 777      * Comparison check, omitting the ctrl/alt/shift flags.
 778      *
 779      * @param rhs another TKeypress instance
 780      * @return true if all fields (except for ctrl/alt/shift) are equal
 781      */
 782     public boolean equalsWithoutModifiers(final Object rhs) {
 783         if (!(rhs instanceof TKeypress)) {
 784             return false;
 785         }
 786
 787         TKeypress that = (TKeypress) rhs;
 788         return ((isFunctionKey == that.isFunctionKey)
 789                 && (keyCode == that.keyCode)
 790                 && (ch == that.ch));
 791     }
 792
 793     /**
 794      * Hashcode uses all fields in equals().
 795      *
 796      * @return the hash
 797      */
 798     @Override
 799     public int hashCode() {
 800         int A = 13;
 801         int B = 23;
 802         int hash = A;
 803         hash = (B * hash) + (isFunctionKey ? 1 : 0);
 804         hash = (B * hash) + keyCode;
 805         hash = (B * hash) + ch;
 806         hash = (B * hash) + (alt ? 1 : 0);
 807         hash = (B * hash) + (ctrl ? 1 : 0);
 808         hash = (B * hash) + (shift ? 1 : 0);
 809         return hash;
 810     }
 811
 812     /**
 813      * Make human-readable description of this TKeypress.
 814      *
 815      * @return displayable String
 816      */
 817     @Override
 818     public String toString() {
 819         // Special case: Enter is "<arrow> <line> <angle>"
 820         if (equals(kbEnter)) {
 821             return "\u25C0\u2500\u2518";
 822         }
 823
 824         if (isFunctionKey) {
 825             switch (keyCode) {
 826             case F1:
 827                 return String.format("%s%s%sF1",
 828                         ctrl ? "Ctrl+" : "",
 829                                 alt ? "Alt+" : "",
 830                                         shift ? "Shift+" : "");
 831             case F2:
 832                 return String.format("%s%s%sF2",
 833                         ctrl ? "Ctrl+" : "",
 834                                 alt ? "Alt+" : "",
 835                                         shift ? "Shift+" : "");
 836             case F3:
 837                 return String.format("%s%s%sF3",
 838                         ctrl ? "Ctrl+" : "",
 839                                 alt ? "Alt+" : "",
 840                                         shift ? "Shift+" : "");
 841             case F4:
 842                 return String.format("%s%s%sF4",
 843                         ctrl ? "Ctrl+" : "",
 844                                 alt ? "Alt+" : "",
 845                                         shift ? "Shift+" : "");
 846             case F5:
 847                 return String.format("%s%s%sF5",
 848                         ctrl ? "Ctrl+" : "",
 849                                 alt ? "Alt+" : "",
 850                                         shift ? "Shift+" : "");
 851             case F6:
 852                 return String.format("%s%s%sF6",
 853                         ctrl ? "Ctrl+" : "",
 854                                 alt ? "Alt+" : "",
 855                                         shift ? "Shift+" : "");
 856             case F7:
 857                 return String.format("%s%s%sF7",
 858                         ctrl ? "Ctrl+" : "",
 859                                 alt ? "Alt+" : "",
 860                                         shift ? "Shift+" : "");
 861             case F8:
 862                 return String.format("%s%s%sF8",
 863                         ctrl ? "Ctrl+" : "",
 864                                 alt ? "Alt+" : "",
 865                                         shift ? "Shift+" : "");
 866             case F9:
 867                 return String.format("%s%s%sF9",
 868                         ctrl ? "Ctrl+" : "",
 869                                 alt ? "Alt+" : "",
 870                                         shift ? "Shift+" : "");
 871             case F10:
 872                 return String.format("%s%s%sF10",
 873                         ctrl ? "Ctrl+" : "",
 874                                 alt ? "Alt+" : "",
 875                                         shift ? "Shift+" : "");
 876             case F11:
 877                 return String.format("%s%s%sF11",
 878                         ctrl ? "Ctrl+" : "",
 879                                 alt ? "Alt+" : "",
 880                                         shift ? "Shift+" : "");
 881             case F12:
 882                 return String.format("%s%s%sF12",
 883                         ctrl ? "Ctrl+" : "",
 884                                 alt ? "Alt+" : "",
 885                                         shift ? "Shift+" : "");
 886             case HOME:
 887                 return String.format("%s%s%sHOME",
 888                         ctrl ? "Ctrl+" : "",
 889                                 alt ? "Alt+" : "",
 890                                         shift ? "Shift+" : "");
 891             case END:
 892                 return String.format("%s%s%sEND",
 893                         ctrl ? "Ctrl+" : "",
 894                                 alt ? "Alt+" : "",
 895                                         shift ? "Shift+" : "");
 896             case PGUP:
 897                 return String.format("%s%s%sPGUP",
 898                         ctrl ? "Ctrl+" : "",
 899                                 alt ? "Alt+" : "",
 900                                         shift ? "Shift+" : "");
 901             case PGDN:
 902                 return String.format("%s%s%sPGDN",
 903                         ctrl ? "Ctrl+" : "",
 904                                 alt ? "Alt+" : "",
 905                                         shift ? "Shift+" : "");
 906             case INS:
 907                 return String.format("%s%s%sINS",
 908                         ctrl ? "Ctrl+" : "",
 909                                 alt ? "Alt+" : "",
 910                                         shift ? "Shift+" : "");
 911             case DEL:
 912                 return String.format("%s%s%sDEL",
 913                         ctrl ? "Ctrl+" : "",
 914                                 alt ? "Alt+" : "",
 915                                         shift ? "Shift+" : "");
 916             case RIGHT:
 917                 return String.format("%s%s%sRIGHT",
 918                         ctrl ? "Ctrl+" : "",
 919                                 alt ? "Alt+" : "",
 920                                         shift ? "Shift+" : "");
 921             case LEFT:
 922                 return String.format("%s%s%sLEFT",
 923                         ctrl ? "Ctrl+" : "",
 924                                 alt ? "Alt+" : "",
 925                                         shift ? "Shift+" : "");
 926             case UP:
 927                 return String.format("%s%s%sUP",
 928                         ctrl ? "Ctrl+" : "",
 929                                 alt ? "Alt+" : "",
 930                                         shift ? "Shift+" : "");
 931             case DOWN:
 932                 return String.format("%s%s%sDOWN",
 933                         ctrl ? "Ctrl+" : "",
 934                                 alt ? "Alt+" : "",
 935                                         shift ? "Shift+" : "");
 936             case TAB:
 937                 return String.format("%s%s%sTAB",
 938                         ctrl ? "Ctrl+" : "",
 939                                 alt ? "Alt+" : "",
 940                                         shift ? "Shift+" : "");
 941             case BTAB:
 942                 return String.format("%s%s%sBTAB",
 943                         ctrl ? "Ctrl+" : "",
 944                                 alt ? "Alt+" : "",
 945                                         shift ? "Shift+" : "");
 946             case ENTER:
 947                 return String.format("%s%s%sENTER",
 948                         ctrl ? "Ctrl+" : "",
 949                                 alt ? "Alt+" : "",
 950                                         shift ? "Shift+" : "");
 951             case ESC:
 952                 return String.format("%s%s%sESC",
 953                         ctrl ? "Ctrl+" : "",
 954                                 alt ? "Alt+" : "",
 955                                         shift ? "Shift+" : "");
 956             default:
 957                 return String.format("--UNKNOWN--");
 958             }
 959         } else {
 960             if (alt && !shift && !ctrl) {
 961                 // Alt-X
 962                 return String.format("Alt+%c", Character.toUpperCase(ch));
 963             } else if (!alt && shift && !ctrl) {
 964                 // Shift-X
 965                 return String.format("%c", ch);
 966             } else if (!alt && !shift && ctrl) {
 967                 // Ctrl-X
 968                 return String.format("Ctrl+%c", ch);
 969             } else if (alt && shift && !ctrl) {
 970                 // Alt-Shift-X
 971                 return String.format("Alt+Shift+%c", ch);
 972             } else if (!alt && shift && ctrl) {
 973                 // Ctrl-Shift-X
 974                 return String.format("Ctrl+Shift+%c", ch);
 975             } else if (alt && !shift && ctrl) {
 976                 // Ctrl-Alt-X
 977                 return String.format("Ctrl+Alt+%c", Character.toUpperCase(ch));
 978             } else if (alt && shift && ctrl) {
 979                 // Ctrl-Alt-Shift-X
 980                 return String.format("Ctrl+Alt+Shift+%c",
 981                         Character.toUpperCase(ch));
 982             } else {
 983                 // X
 984                 return String.format("%c", ch);
 985             }
 986         }
 987     }
 988
 989     /**
 990      * Convert a keypress to lowercase.  Function keys and alt/ctrl keys are
 991      * not converted.
 992      *
 993      * @return a new instance with the key converted
 994      */
 995     public TKeypress toLowerCase() {
 996         TKeypress newKey = new TKeypress(isFunctionKey, keyCode, ch, alt, ctrl,
 997                 shift);
 998         if (!isFunctionKey && (ch >= 'A') && (ch <= 'Z') && !ctrl && !alt) {
 999             newKey.shift = false;
1000             newKey.ch += 32;
1001         }
1002         return newKey;
1003     }
1004
1005     /**
1006      * Convert a keypress to uppercase.  Function keys and alt/ctrl keys are
1007      * not converted.
1008      *
1009      * @return a new instance with the key converted
1010      */
1011     public TKeypress toUpperCase() {
1012         TKeypress newKey = new TKeypress(isFunctionKey, keyCode, ch, alt, ctrl,
1013                 shift);
1014         if (!isFunctionKey && (ch >= 'a') && (ch <= 'z') && !ctrl && !alt) {
1015             newKey.shift = true;
1016             newKey.ch -= 32;
1017         }
1018         return newKey;
1019     }
1020
1021 }