keys.c

   1 /*
   2         Copyright (C) 1996-1997  Id Software, Inc.
   3
   4         This program is free software; you can redistribute it and/or
   5         modify it under the terms of the GNU General Public License
   6         as published by the Free Software Foundation; either version 2
   7         of the License, or (at your option) any later version.
   8
   9         This program is distributed in the hope that it will be useful,
  10         but WITHOUT ANY WARRANTY; without even the implied warranty of
  11         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13         See the GNU General Public License for more details.
  14
  15         You should have received a copy of the GNU General Public License
  16         along with this program; if not, write to:
  17
  18                 Free Software Foundation, Inc.
  19                 59 Temple Place - Suite 330
  20                 Boston, MA  02111-1307, USA
  21 */
  22
  23 #include "quakedef.h"
  24 #include "cl_video.h"
  25
  26 /*
  27 key up events are sent even if in console mode
  28 */
  29
  30 int                     edit_line = MAX_INPUTLINES-1;
  31 int                     history_line = MAX_INPUTLINES-1;
  32 char            key_lines[MAX_INPUTLINES][MAX_INPUTLINE];
  33 int                     key_linepos;
  34 qboolean        key_insert = true;      // insert key toggle (for editing)
  35 keydest_t       key_dest;
  36 int                     key_consoleactive;
  37 char            *keybindings[MAX_BINDMAPS][MAX_KEYS];
  38
  39 static int      key_bmap, key_bmap2;
  40 static unsigned char keydown[MAX_KEYS]; // 0 = up, 1 = down, 2 = repeating
  41
  42 typedef struct keyname_s
  43 {
  44         const char      *name;
  45         int                     keynum;
  46 }
  47 keyname_t;
  48
  49 static const keyname_t   keynames[] = {
  50         {"TAB", K_TAB},
  51         {"ENTER", K_ENTER},
  52         {"ESCAPE", K_ESCAPE},
  53         {"SPACE", K_SPACE},
  54         {"BACKSPACE", K_BACKSPACE},
  55         {"UPARROW", K_UPARROW},
  56         {"DOWNARROW", K_DOWNARROW},
  57         {"LEFTARROW", K_LEFTARROW},
  58         {"RIGHTARROW", K_RIGHTARROW},
  59
  60         {"ALT", K_ALT},
  61         {"CTRL", K_CTRL},
  62         {"SHIFT", K_SHIFT},
  63
  64         {"F1", K_F1},
  65         {"F2", K_F2},
  66         {"F3", K_F3},
  67         {"F4", K_F4},
  68         {"F5", K_F5},
  69         {"F6", K_F6},
  70         {"F7", K_F7},
  71         {"F8", K_F8},
  72         {"F9", K_F9},
  73         {"F10", K_F10},
  74         {"F11", K_F11},
  75         {"F12", K_F12},
  76
  77         {"INS", K_INS},
  78         {"DEL", K_DEL},
  79         {"PGDN", K_PGDN},
  80         {"PGUP", K_PGUP},
  81         {"HOME", K_HOME},
  82         {"END", K_END},
  83
  84         {"PAUSE", K_PAUSE},
  85
  86         {"MWHEELUP", K_MWHEELUP},
  87         {"MWHEELDOWN", K_MWHEELDOWN},
  88
  89         {"MOUSE1", K_MOUSE1},
  90         {"MOUSE2", K_MOUSE2},
  91         {"MOUSE3", K_MOUSE3},
  92         {"MOUSE4", K_MOUSE4},
  93         {"MOUSE5", K_MOUSE5},
  94         {"MOUSE6", K_MOUSE6},
  95         {"MOUSE7", K_MOUSE7},
  96         {"MOUSE8", K_MOUSE8},
  97         {"MOUSE9", K_MOUSE9},
  98         {"MOUSE10", K_MOUSE10},
  99         {"MOUSE11", K_MOUSE11},
 100         {"MOUSE12", K_MOUSE12},
 101         {"MOUSE13", K_MOUSE13},
 102         {"MOUSE14", K_MOUSE14},
 103         {"MOUSE15", K_MOUSE15},
 104         {"MOUSE16", K_MOUSE16},
 105
 106         {"NUMLOCK", K_NUMLOCK},
 107         {"CAPSLOCK", K_CAPSLOCK},
 108         {"SCROLLOCK", K_SCROLLOCK},
 109
 110         {"KP_HOME",                     K_KP_HOME },
 111         {"KP_UPARROW",          K_KP_UPARROW },
 112         {"KP_PGUP",                     K_KP_PGUP },
 113         {"KP_LEFTARROW",        K_KP_LEFTARROW },
 114         {"KP_RIGHTARROW",       K_KP_RIGHTARROW },
 115         {"KP_END",                      K_KP_END },
 116         {"KP_DOWNARROW",        K_KP_DOWNARROW },
 117         {"KP_PGDN",                     K_KP_PGDN },
 118         {"KP_INS",                      K_KP_INS },
 119         {"KP_DEL",                      K_KP_DEL },
 120         {"KP_SLASH",            K_KP_SLASH },
 121
 122         {"KP_0", K_KP_0},
 123         {"KP_1", K_KP_1},
 124         {"KP_2", K_KP_2},
 125         {"KP_3", K_KP_3},
 126         {"KP_4", K_KP_4},
 127         {"KP_5", K_KP_5},
 128         {"KP_6", K_KP_6},
 129         {"KP_7", K_KP_7},
 130         {"KP_8", K_KP_8},
 131         {"KP_9", K_KP_9},
 132         {"KP_PERIOD", K_KP_PERIOD},
 133         {"KP_DIVIDE", K_KP_DIVIDE},
 134         {"KP_MULTIPLY", K_KP_MULTIPLY},
 135         {"KP_MINUS", K_KP_MINUS},
 136         {"KP_PLUS", K_KP_PLUS},
 137         {"KP_ENTER", K_KP_ENTER},
 138         {"KP_EQUALS", K_KP_EQUALS},
 139
 140         {"JOY1",  K_JOY1},
 141         {"JOY2",  K_JOY2},
 142         {"JOY3",  K_JOY3},
 143         {"JOY4",  K_JOY4},
 144         {"JOY5",  K_JOY5},
 145         {"JOY6",  K_JOY6},
 146         {"JOY7",  K_JOY7},
 147         {"JOY8",  K_JOY8},
 148         {"JOY9",  K_JOY9},
 149         {"JOY10", K_JOY10},
 150         {"JOY11", K_JOY11},
 151         {"JOY12", K_JOY12},
 152         {"JOY13", K_JOY13},
 153         {"JOY14", K_JOY14},
 154         {"JOY15", K_JOY15},
 155         {"JOY16", K_JOY16},
 156
 157         {"AUX1", K_AUX1},
 158         {"AUX2", K_AUX2},
 159         {"AUX3", K_AUX3},
 160         {"AUX4", K_AUX4},
 161         {"AUX5", K_AUX5},
 162         {"AUX6", K_AUX6},
 163         {"AUX7", K_AUX7},
 164         {"AUX8", K_AUX8},
 165         {"AUX9", K_AUX9},
 166         {"AUX10", K_AUX10},
 167         {"AUX11", K_AUX11},
 168         {"AUX12", K_AUX12},
 169         {"AUX13", K_AUX13},
 170         {"AUX14", K_AUX14},
 171         {"AUX15", K_AUX15},
 172         {"AUX16", K_AUX16},
 173         {"AUX17", K_AUX17},
 174         {"AUX18", K_AUX18},
 175         {"AUX19", K_AUX19},
 176         {"AUX20", K_AUX20},
 177         {"AUX21", K_AUX21},
 178         {"AUX22", K_AUX22},
 179         {"AUX23", K_AUX23},
 180         {"AUX24", K_AUX24},
 181         {"AUX25", K_AUX25},
 182         {"AUX26", K_AUX26},
 183         {"AUX27", K_AUX27},
 184         {"AUX28", K_AUX28},
 185         {"AUX29", K_AUX29},
 186         {"AUX30", K_AUX30},
 187         {"AUX31", K_AUX31},
 188         {"AUX32", K_AUX32},
 189
 190         {"SEMICOLON", ';'},                     // because a raw semicolon seperates commands
 191         {"TILDE", '~'},
 192         {"BACKQUOTE", '`'},
 193         {"QUOTE", '"'},
 194         {"APOSTROPHE", '\''},
 195
 196         {NULL, 0}
 197 };
 198
 199 /*
 200 ==============================================================================
 201
 202                         LINE TYPING INTO THE CONSOLE
 203
 204 ==============================================================================
 205 */
 206
 207 void
 208 Key_ClearEditLine (int edit_line)
 209 {
 210         memset (key_lines[edit_line], '\0', sizeof(key_lines[edit_line]));
 211         key_lines[edit_line][0] = ']';
 212         key_linepos = 1;
 213 }
 214
 215 /*
 216 ====================
 217 Interactive line editing and console scrollback
 218 ====================
 219 */
 220 static void
 221 Key_Console (int key, char ascii)
 222 {
 223         // LordHavoc: copied most of this from Q2 to improve keyboard handling
 224         switch (key)
 225         {
 226         case K_KP_SLASH:
 227                 key = '/';
 228                 break;
 229         case K_KP_MINUS:
 230                 key = '-';
 231                 break;
 232         case K_KP_PLUS:
 233                 key = '+';
 234                 break;
 235         case K_KP_HOME:
 236                 key = '7';
 237                 break;
 238         case K_KP_UPARROW:
 239                 key = '8';
 240                 break;
 241         case K_KP_PGUP:
 242                 key = '9';
 243                 break;
 244         case K_KP_LEFTARROW:
 245                 key = '4';
 246                 break;
 247         case K_KP_5:
 248                 key = '5';
 249                 break;
 250         case K_KP_RIGHTARROW:
 251                 key = '6';
 252                 break;
 253         case K_KP_END:
 254                 key = '1';
 255                 break;
 256         case K_KP_DOWNARROW:
 257                 key = '2';
 258                 break;
 259         case K_KP_PGDN:
 260                 key = '3';
 261                 break;
 262         case K_KP_INS:
 263                 key = '0';
 264                 break;
 265         case K_KP_DEL:
 266                 key = '.';
 267                 break;
 268         }
 269
 270         if ((toupper(key) == 'V' && keydown[K_CTRL]) || ((key == K_INS || key == K_KP_INS) && keydown[K_SHIFT]))
 271         {
 272                 char *cbd;
 273                 if ((cbd = Sys_GetClipboardData()) != 0)
 274                 {
 275                         int i;
 276                         strtok(cbd, "\n\r\b");
 277                         i = (int)strlen(cbd);
 278                         if (i + key_linepos >= MAX_INPUTLINE)
 279                                 i= MAX_INPUTLINE - key_linepos;
 280                         if (i > 0)
 281                         {
 282                                 cbd[i]=0;
 283                                 strcat(key_lines[edit_line], cbd);
 284                                 key_linepos += i;
 285                         }
 286                         Z_Free(cbd);
 287                 }
 288                 return;
 289         }
 290
 291         if (key == 'l')
 292         {
 293                 if (keydown[K_CTRL])
 294                 {
 295                         Cbuf_AddText ("clear\n");
 296                         return;
 297                 }
 298         }
 299
 300         if (key == K_ENTER || key == K_KP_ENTER)
 301         {
 302                 Cbuf_AddText (key_lines[edit_line]+1);  // skip the ]
 303                 Cbuf_AddText ("\n");
 304                 Con_Printf("%s\n",key_lines[edit_line]);
 305                 // LordHavoc: redesigned edit_line/history_line
 306                 edit_line = 31;
 307                 history_line = edit_line;
 308                 memmove(key_lines[0], key_lines[1], sizeof(key_lines[0]) * edit_line);
 309                 key_lines[edit_line][0] = ']';
 310                 key_lines[edit_line][1] = 0;    // EvilTypeGuy: null terminate
 311                 key_linepos = 1;
 312                 // force an update, because the command may take some time
 313                 if (cls.state == ca_disconnected)
 314                         CL_UpdateScreen ();
 315                 return;
 316         }
 317
 318         if (key == K_TAB)
 319         {
 320                 // Enhanced command completion
 321                 // by EvilTypeGuy eviltypeguy@qeradiant.com
 322                 // Thanks to Fett, Taniwha
 323                 Con_CompleteCommandLine();
 324                 return;
 325         }
 326
 327         // Advanced Console Editing by Radix radix@planetquake.com
 328         // Added/Modified by EvilTypeGuy eviltypeguy@qeradiant.com
 329         // Enhanced by [515]
 330
 331         // left arrow will just move left one without erasing, backspace will
 332         // actually erase character
 333         if (key == K_LEFTARROW || key == K_KP_LEFTARROW)
 334         {
 335                 if (key_linepos < 2)
 336                         return;
 337                 if(keydown[K_CTRL])
 338                 {
 339                         int             pos;
 340                         char    k;
 341                         pos = key_linepos-1;
 342                         if(pos)
 343                                 while(--pos)
 344                                 {
 345                                         k = key_lines[edit_line][pos];
 346                                         if(k == '\"' || k == ';' || k == ' ' || k == '\'')
 347                                                 break;
 348                                 }
 349                         key_linepos = pos + 1;
 350                 }
 351                 else
 352                         key_linepos--;
 353                 return;
 354         }
 355
 356         // delete char before cursor
 357         if (key == K_BACKSPACE || (key == 'h' && keydown[K_CTRL]))
 358         {
 359                 if (key_linepos > 1)
 360                 {
 361                         strcpy(key_lines[edit_line] + key_linepos - 1, key_lines[edit_line] + key_linepos);
 362                         key_linepos--;
 363                 }
 364                 return;
 365         }
 366
 367         // delete char on cursor
 368         if (key == K_DEL || key == K_KP_DEL)
 369         {
 370                 if (key_linepos < (int)strlen(key_lines[edit_line]))
 371                         strcpy(key_lines[edit_line] + key_linepos, key_lines[edit_line] + key_linepos + 1);
 372                 return;
 373         }
 374
 375
 376         // if we're at the end, get one character from previous line,
 377         // otherwise just go right one
 378         if (key == K_RIGHTARROW || key == K_KP_RIGHTARROW)
 379         {
 380                 if (key_linepos >= (int)strlen(key_lines[edit_line]))
 381                         return;
 382                 if(keydown[K_CTRL])
 383                 {
 384                         int             pos, len;
 385                         char    k;
 386                         len = (int)strlen(key_lines[edit_line]);
 387                         pos = key_linepos;
 388                         while(++pos < len)
 389                         {
 390                                 k = key_lines[edit_line][pos];
 391                                 if(k == '\"' || k == ';' || k == ' ' || k == '\'')
 392                                         break;
 393                         }
 394                         key_linepos = pos;
 395                 }
 396                 else
 397                         key_linepos++;
 398                 return;
 399         }
 400
 401         if (key == K_INS || key == K_KP_INS) // toggle insert mode
 402         {
 403                 key_insert ^= 1;
 404                 return;
 405         }
 406
 407         // End Advanced Console Editing
 408
 409         if (key == K_UPARROW || key == K_KP_UPARROW || (key == 'p' && keydown[K_CTRL]))
 410         {
 411                 if (history_line > 0 && key_lines[history_line-1][1])
 412                 {
 413                         history_line--;
 414                         strcpy(key_lines[edit_line], key_lines[history_line]);
 415                         key_linepos = (int)strlen(key_lines[edit_line]);
 416                 }
 417                 return;
 418         }
 419
 420         if (key == K_DOWNARROW || key == K_KP_DOWNARROW || (key == 'n' && keydown[K_CTRL]))
 421         {
 422                 history_line++;
 423                 if (history_line >= edit_line)
 424                 {
 425                         history_line = edit_line;
 426                         key_lines[edit_line][0] = ']';
 427                         key_lines[edit_line][1] = 0;
 428                         key_linepos = 1;
 429                 }
 430                 else
 431                 {
 432                         strcpy(key_lines[edit_line], key_lines[history_line]);
 433                         key_linepos = (int)strlen(key_lines[edit_line]);
 434                 }
 435                 return;
 436         }
 437
 438         if (key == K_PGUP || key == K_KP_PGUP || key == K_MWHEELUP)
 439         {
 440                 con_backscroll += ((int) vid_conheight.integer >> 5);
 441                 if (con_backscroll > con_totallines - (vid_conheight.integer>>3) - 1)
 442                         con_backscroll = con_totallines - (vid_conheight.integer>>3) - 1;
 443                 return;
 444         }
 445
 446         if (key == K_PGDN || key == K_KP_PGDN || key == K_MWHEELDOWN)
 447         {
 448                 con_backscroll -= ((int) vid_conheight.integer >> 5);
 449                 if (con_backscroll < 0)
 450                         con_backscroll = 0;
 451                 return;
 452         }
 453
 454         if (key == K_HOME || key == K_KP_HOME)
 455         {
 456                 if (keydown[K_CTRL])
 457                         con_backscroll = con_totallines - (vid_conheight.integer>>3) - 1;
 458                 else
 459                         key_linepos = 1;
 460                 return;
 461         }
 462
 463         if (key == K_END || key == K_KP_END)
 464         {
 465                 if (keydown[K_CTRL])
 466                         con_backscroll = 0;
 467                 else
 468                         key_linepos = (int)strlen(key_lines[edit_line]);
 469                 return;
 470         }
 471
 472         // non printable
 473         if (ascii < 32)
 474                 return;
 475
 476         if (key_linepos < MAX_INPUTLINE-1)
 477         {
 478                 int len;
 479                 len = (int)strlen(&key_lines[edit_line][key_linepos]);
 480                 // check insert mode, or always insert if at end of line
 481                 if (key_insert || len == 0)
 482                 {
 483                         // can't use strcpy to move string to right
 484                         len++;
 485                         memmove(&key_lines[edit_line][key_linepos + 1], &key_lines[edit_line][key_linepos], len);
 486                 }
 487                 key_lines[edit_line][key_linepos] = ascii;
 488                 key_linepos++;
 489         }
 490 }
 491
 492 //============================================================================
 493
 494 qboolean        chat_team;
 495 char            chat_buffer[MAX_INPUTLINE];
 496 unsigned int    chat_bufferlen = 0;
 497
 498 static void
 499 Key_Message (int key, char ascii)
 500 {
 501
 502         if (key == K_ENTER)
 503         {
 504                 Cmd_ForwardStringToServer(va("%s %s", chat_team ? "say_team" : "say ", chat_buffer));
 505
 506                 key_dest = key_game;
 507                 chat_bufferlen = 0;
 508                 chat_buffer[0] = 0;
 509                 return;
 510         }
 511
 512         if (key == K_ESCAPE) {
 513                 key_dest = key_game;
 514                 chat_bufferlen = 0;
 515                 chat_buffer[0] = 0;
 516                 return;
 517         }
 518
 519         if (key == K_BACKSPACE) {
 520                 if (chat_bufferlen) {
 521                         chat_bufferlen--;
 522                         chat_buffer[chat_bufferlen] = 0;
 523                 }
 524                 return;
 525         }
 526
 527         if (chat_bufferlen == sizeof (chat_buffer) - 1)
 528                 return;                                                 // all full
 529
 530         if (!ascii)
 531                 return;                                                 // non printable
 532
 533         chat_buffer[chat_bufferlen++] = ascii;
 534         chat_buffer[chat_bufferlen] = 0;
 535 }
 536
 537 //============================================================================
 538
 539
 540 /*
 541 ===================
 542 Returns a key number to be used to index keybindings[] by looking at
 543 the given string.  Single ascii characters return themselves, while
 544 the K_* names are matched up.
 545 ===================
 546 */
 547 int
 548 Key_StringToKeynum (const char *str)
 549 {
 550         const keyname_t  *kn;
 551
 552         if (!str || !str[0])
 553                 return -1;
 554         if (!str[1])
 555                 return tolower(str[0]);
 556
 557         for (kn = keynames; kn->name; kn++) {
 558                 if (!strcasecmp (str, kn->name))
 559                         return kn->keynum;
 560         }
 561         return -1;
 562 }
 563
 564 /*
 565 ===================
 566 Returns a string (either a single ascii char, or a K_* name) for the
 567 given keynum.
 568 FIXME: handle quote special (general escape sequence?)
 569 ===================
 570 */
 571 const char *
 572 Key_KeynumToString (int keynum)
 573 {
 574         const keyname_t  *kn;
 575         static char tinystr[2];
 576
 577         if (keynum == -1)
 578                 return "<KEY NOT FOUND>";
 579         if (keynum > 32 && keynum < 127) {      // printable ascii
 580                 tinystr[0] = keynum;
 581                 tinystr[1] = 0;
 582                 return tinystr;
 583         }
 584
 585         for (kn = keynames; kn->name; kn++)
 586                 if (keynum == kn->keynum)
 587                         return kn->name;
 588
 589         return "<UNKNOWN KEYNUM>";
 590 }
 591
 592
 593 void
 594 Key_SetBinding (int keynum, int bindmap, const char *binding)
 595 {
 596         char *newbinding;
 597         size_t l;
 598
 599         if (keynum == -1)
 600                 return;
 601
 602 // free old bindings
 603         if (keybindings[bindmap][keynum]) {
 604                 Z_Free (keybindings[bindmap][keynum]);
 605                 keybindings[bindmap][keynum] = NULL;
 606         }
 607 // allocate memory for new binding
 608         l = strlen (binding);
 609         newbinding = (char *)Z_Malloc (l + 1);
 610         strcpy (newbinding, binding);
 611         newbinding[l] = 0;
 612         keybindings[bindmap][keynum] = newbinding;
 613 }
 614
 615 static void
 616 Key_In_Unbind_f (void)
 617 {
 618         int         b, m;
 619
 620         if (Cmd_Argc () != 3) {
 621                 Con_Print("in_unbind <bindmap> <key> : remove commands from a key\n");
 622                 return;
 623         }
 624
 625         m = strtol(Cmd_Argv (1), NULL, 0);
 626         if ((m < 0) || (m >= 8)) {
 627                 Con_Printf("%d isn't a valid bindmap\n", m);
 628                 return;
 629         }
 630
 631         b = Key_StringToKeynum (Cmd_Argv (2));
 632         if (b == -1) {
 633                 Con_Printf("\"%s\" isn't a valid key\n", Cmd_Argv (2));
 634                 return;
 635         }
 636
 637         Key_SetBinding (b, m, "");
 638 }
 639
 640 static void
 641 Key_In_Bind_f (void)
 642 {
 643         int         i, c, b, m;
 644         char        cmd[MAX_INPUTLINE];
 645
 646         c = Cmd_Argc ();
 647
 648         if (c != 3 && c != 4) {
 649                 Con_Print("in_bind <bindmap> <key> [command] : attach a command to a key\n");
 650                 return;
 651         }
 652
 653         m = strtol(Cmd_Argv (1), NULL, 0);
 654         if ((m < 0) || (m >= 8)) {
 655                 Con_Printf("%d isn't a valid bindmap\n", m);
 656                 return;
 657         }
 658
 659         b = Key_StringToKeynum (Cmd_Argv (2));
 660         if (b == -1) {
 661                 Con_Printf("\"%s\" isn't a valid key\n", Cmd_Argv (2));
 662                 return;
 663         }
 664
 665         if (c == 3) {
 666                 if (keybindings[m][b])
 667                         Con_Printf("\"%s\" = \"%s\"\n", Cmd_Argv (2), keybindings[m][b]);
 668                 else
 669                         Con_Printf("\"%s\" is not bound\n", Cmd_Argv (2));
 670                 return;
 671         }
 672 // copy the rest of the command line
 673         cmd[0] = 0;                                                     // start out with a null string
 674         for (i = 3; i < c; i++) {
 675                 strlcat (cmd, Cmd_Argv (i), sizeof (cmd));
 676                 if (i != (c - 1))
 677                         strlcat (cmd, " ", sizeof (cmd));
 678         }
 679
 680         Key_SetBinding (b, m, cmd);
 681 }
 682
 683 static void
 684 Key_In_Bindmap_f (void)
 685 {
 686         int         m1, m2, c;
 687
 688         c = Cmd_Argc ();
 689
 690         if (c != 3) {
 691                 Con_Print("in_bindmap <bindmap> <fallback>: set current bindmap and fallback\n");
 692                 return;
 693         }
 694
 695         m1 = strtol(Cmd_Argv (1), NULL, 0);
 696         if ((m1 < 0) || (m1 >= 8)) {
 697                 Con_Printf("%d isn't a valid bindmap\n", m1);
 698                 return;
 699         }
 700
 701         m2 = strtol(Cmd_Argv (2), NULL, 0);
 702         if ((m2 < 0) || (m2 >= 8)) {
 703                 Con_Printf("%d isn't a valid bindmap\n", m2);
 704                 return;
 705         }
 706
 707         key_bmap = m1;
 708         key_bmap2 = m2;
 709 }
 710
 711 static void
 712 Key_Unbind_f (void)
 713 {
 714         int         b;
 715
 716         if (Cmd_Argc () != 2) {
 717                 Con_Print("unbind <key> : remove commands from a key\n");
 718                 return;
 719         }
 720
 721         b = Key_StringToKeynum (Cmd_Argv (1));
 722         if (b == -1) {
 723                 Con_Printf("\"%s\" isn't a valid key\n", Cmd_Argv (1));
 724                 return;
 725         }
 726
 727         Key_SetBinding (b, 0, "");
 728 }
 729
 730 static void
 731 Key_Unbindall_f (void)
 732 {
 733         int         i, j;
 734
 735         for (j = 0; j < 8; j++)
 736                 for (i = 0; i < (int)(sizeof(keybindings[0])/sizeof(keybindings[0][0])); i++)
 737                         if (keybindings[j][i])
 738                                 Key_SetBinding (i, j, "");
 739 }
 740
 741
 742 static void
 743 Key_Bind_f (void)
 744 {
 745         int         i, c, b;
 746         char        cmd[MAX_INPUTLINE];
 747
 748         c = Cmd_Argc ();
 749
 750         if (c != 2 && c != 3) {
 751                 Con_Print("bind <key> [command] : attach a command to a key\n");
 752                 return;
 753         }
 754         b = Key_StringToKeynum (Cmd_Argv (1));
 755         if (b == -1) {
 756                 Con_Printf("\"%s\" isn't a valid key\n", Cmd_Argv (1));
 757                 return;
 758         }
 759
 760         if (c == 2) {
 761                 if (keybindings[0][b])
 762                         Con_Printf("\"%s\" = \"%s\"\n", Cmd_Argv (1), keybindings[0][b]);
 763                 else
 764                         Con_Printf("\"%s\" is not bound\n", Cmd_Argv (1));
 765                 return;
 766         }
 767 // copy the rest of the command line
 768         cmd[0] = 0;                                                     // start out with a null string
 769         for (i = 2; i < c; i++) {
 770                 strlcat (cmd, Cmd_Argv (i), sizeof (cmd));
 771                 if (i != (c - 1))
 772                         strlcat (cmd, " ", sizeof (cmd));
 773         }
 774
 775         Key_SetBinding (b, 0, cmd);
 776 }
 777
 778 /*
 779 ============
 780 Writes lines containing "bind key value"
 781 ============
 782 */
 783 void
 784 Key_WriteBindings (qfile_t *f)
 785 {
 786         int         i, j;
 787
 788         for (i = 0; i < (int)(sizeof(keybindings[0])/sizeof(keybindings[0][0])); i++)
 789                 if (keybindings[0][i])
 790                         FS_Printf(f, "bind \"%s\" \"%s\"\n",
 791                                         Key_KeynumToString (i), keybindings[0][i]);
 792         for (j = 1; j < 8; j++)
 793                 for (i = 0; i < (int)(sizeof(keybindings[0])/sizeof(keybindings[0][0])); i++)
 794                         if (keybindings[j][i])
 795                                 FS_Printf(f, "in_bind %d \"%s\" \"%s\"\n",
 796                                                 j, Key_KeynumToString (i), keybindings[j][i]);
 797 }
 798
 799
 800 void
 801 Key_Init (void)
 802 {
 803         int         i;
 804
 805         for (i = 0; i < 32; i++) {
 806                 key_lines[i][0] = ']';
 807                 key_lines[i][1] = 0;
 808         }
 809         key_linepos = 1;
 810
 811 //
 812 // register our functions
 813 //
 814         Cmd_AddCommand ("in_bind", Key_In_Bind_f, "binds a command to the specified key in the selected bindmap");
 815         Cmd_AddCommand ("in_unbind", Key_In_Unbind_f, "removes command on the specified key in the selected bindmap");
 816         Cmd_AddCommand ("in_bindmap", Key_In_Bindmap_f, "selects active foreground and background (used only if a key is not bound in the foreground) bindmaps for typing");
 817
 818         Cmd_AddCommand ("bind", Key_Bind_f, "binds a command to the specified key in bindmap 0");
 819         Cmd_AddCommand ("unbind", Key_Unbind_f, "removes a command on the specified key in bindmap 0");
 820         Cmd_AddCommand ("unbindall", Key_Unbindall_f, "removes all commands from all keys in all bindmaps (leaving only shift-escape and escape)");
 821 }
 822
 823 const char *Key_GetBind (int key)
 824 {
 825         const char *bind;
 826         bind = keybindings[key_bmap][key];
 827         if (!bind)
 828                 bind = keybindings[key_bmap2][key];
 829         return bind;
 830 }
 831
 832 qboolean CL_VM_InputEvent (qboolean pressed, int key);
 833
 834 /*
 835 ===================
 836 Called by the system between frames for both key up and key down events
 837 Should NOT be called during an interrupt!
 838 ===================
 839 */
 840 void
 841 Key_Event (int key, char ascii, qboolean down)
 842 {
 843         const char *bind;
 844         qboolean q;
 845
 846         // get key binding
 847         bind = keybindings[key_bmap][key];
 848         if (!bind)
 849                 bind = keybindings[key_bmap2][key];
 850
 851         if(key_dest == key_game)
 852         {
 853                 q = CL_VM_InputEvent(!down, key);
 854                 if(q)
 855                 {
 856                         if (down)
 857                                 keydown[key] = min(keydown[key] + 1, 2);
 858                         else
 859                                 keydown[key] = 0;
 860                         return;
 861                 }
 862         }
 863
 864         if (down)
 865         {
 866                 // increment key repeat count each time a down is received so that things
 867                 // which want to ignore key repeat can ignore it
 868                 keydown[key] = min(keydown[key] + 1, 2);
 869         }
 870         else
 871         {
 872                 // clear repeat count now that the key is released
 873                 keydown[key] = 0;
 874                 // key up events only generate commands if the game key binding is a button
 875                 // command (leading + sign).  These will occur even in console mode, to
 876                 // keep the character from continuing an action started before a console
 877                 // switch.  Button commands include the kenum as a parameter, so multiple
 878                 // downs can be matched with ups
 879                 if (bind && bind[0] == '+')
 880                         Cbuf_AddText(va("-%s %i\n", bind + 1, key));
 881         }
 882
 883         // key_consoleactive is a flag not a key_dest because the console is a
 884         // high priority overlay ontop of the normal screen (designed as a safety
 885         // feature so that developers and users can rescue themselves from a bad
 886         // situation).
 887         //
 888         // this also means that toggling the console on/off does not lose the old
 889         // key_dest state
 890
 891         // specially handle escape (togglemenu) and shift-escape (toggleconsole)
 892         // engine bindings, these are not handled as normal binds so that the user
 893         // can recover from a completely empty bindmap
 894         if (key == K_ESCAPE)
 895         {
 896                 // ignore key repeats on escape
 897                 if (keydown[key] > 1)
 898                         return;
 899                 // escape does these things:
 900                 // key_consoleactive - close console
 901                 // key_message - abort messagemode
 902                 // key_menu - go to parent menu (or key_game)
 903                 // key_game - open menu
 904                 // in all modes shift-escape toggles console
 905                 if (((key_consoleactive & KEY_CONSOLEACTIVE_USER) || keydown[K_SHIFT]) && down)
 906                 {
 907                         Con_ToggleConsole_f ();
 908                         return;
 909                 }
 910                 switch (key_dest)
 911                 {
 912                         case key_message:
 913                                 if (down)
 914                                         Key_Message (key, ascii);
 915                                 break;
 916                         case key_menu:
 917                                 MR_KeyEvent (key, ascii, down);
 918                                 break;
 919                         case key_game:
 920                                 if (down)
 921                                         MR_ToggleMenu_f ();
 922                                 break;
 923                         default:
 924                                 Con_Printf ("Key_Event: Bad key_dest\n");
 925                 }
 926                 return;
 927         }
 928
 929         // send function keydowns to interpreter no matter what mode is
 930         if (key >= K_F1 && key <= K_F12 && down)
 931         {
 932                 // ignore key repeats on F1-F12 binds
 933                 if (keydown[key] > 1)
 934                         return;
 935                 if (bind)
 936                 {
 937                         // button commands add keynum as a parm
 938                         if (bind[0] == '+')
 939                                 Cbuf_AddText (va("%s %i\n", bind, key));
 940                         else
 941                         {
 942                                 Cbuf_AddText (bind);
 943                                 Cbuf_AddText ("\n");
 944                         }
 945                 }
 946                 return;
 947         }
 948
 949 #if 1
 950         // ignore binds (other than the above escape/F1-F12 keys) while in console
 951         if (key_consoleactive && down)
 952 #else
 953         // respond to toggleconsole binds while in console unless the pressed key
 954         // happens to be the color prefix character (such as on German keyboards)
 955         if (key_consoleactive && down && (strncmp(bind, "toggleconsole", strlen("toggleconsole")) || ascii == STRING_COLOR_TAG))
 956 #endif
 957         {
 958                 Key_Console (key, ascii);
 959                 return;
 960         }
 961
 962         // ignore binds while a video is played, let the video system handle the key event
 963         if (cl_videoplaying)
 964         {
 965                 CL_Video_KeyEvent (key, ascii, keydown[key] != 0);
 966                 return;
 967         }
 968
 969         // anything else is a key press into the game, chat line, or menu
 970         switch (key_dest)
 971         {
 972                 case key_message:
 973                         if (down)
 974                                 Key_Message (key, ascii);
 975                         break;
 976                 case key_menu:
 977                         MR_KeyEvent (key, ascii, down);
 978                         break;
 979                 case key_game:
 980                         // ignore key repeats on binds
 981                         if (bind && keydown[key] == 1 && down)
 982                         {
 983                                 // button commands add keynum as a parm
 984                                 if (bind[0] == '+')
 985                                         Cbuf_AddText (va("%s %i\n", bind, key));
 986                                 else
 987                                 {
 988                                         Cbuf_AddText (bind);
 989                                         Cbuf_AddText ("\n");
 990                                 }
 991                         }
 992                         break;
 993                 default:
 994                         Con_Printf ("Key_Event: Bad key_dest\n");
 995         }
 996 }
 997
 998 /*
 999 ===================
1000 Key_ClearStates
1001 ===================
1002 */
1003 void
1004 Key_ClearStates (void)
1005 {
1006         memset(keydown, 0, sizeof(keydown));
1007 }