apps/plugins/chessclock.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Kjell Ericson
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #include "plugin.h"
  22
  23 PLUGIN_HEADER
  24
  25 /* variable button definitions */
  26 #if CONFIG_KEYPAD == RECORDER_PAD
  27 #define CHC_QUIT BUTTON_OFF
  28 #define CHC_STARTSTOP BUTTON_PLAY
  29 #define CHC_RESET BUTTON_LEFT
  30 #define CHC_MENU BUTTON_F1
  31 #define CHC_SETTINGS_INC BUTTON_UP
  32 #define CHC_SETTINGS_DEC BUTTON_DOWN
  33 #define CHC_SETTINGS_OK BUTTON_PLAY
  34 #define CHC_SETTINGS_OK2 BUTTON_LEFT
  35 #define CHC_SETTINGS_CANCEL BUTTON_OFF
  36
  37 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
  38 #define CHC_QUIT BUTTON_OFF
  39 #define CHC_STARTSTOP BUTTON_SELECT
  40 #define CHC_RESET BUTTON_LEFT
  41 #define CHC_MENU BUTTON_F1
  42 #define CHC_SETTINGS_INC BUTTON_UP
  43 #define CHC_SETTINGS_DEC BUTTON_DOWN
  44 #define CHC_SETTINGS_OK BUTTON_SELECT
  45 #define CHC_SETTINGS_OK2 BUTTON_LEFT
  46 #define CHC_SETTINGS_CANCEL BUTTON_OFF
  47
  48 #elif CONFIG_KEYPAD == ONDIO_PAD
  49 #define CHC_QUIT BUTTON_OFF
  50 #define CHC_STARTSTOP BUTTON_RIGHT
  51 #define CHC_RESET BUTTON_LEFT
  52 #define CHC_MENU BUTTON_MENU
  53 #define CHC_SETTINGS_INC BUTTON_UP
  54 #define CHC_SETTINGS_DEC BUTTON_DOWN
  55 #define CHC_SETTINGS_OK BUTTON_RIGHT
  56 #define CHC_SETTINGS_OK2 BUTTON_LEFT
  57 #define CHC_SETTINGS_CANCEL BUTTON_MENU
  58
  59 #elif CONFIG_KEYPAD == PLAYER_PAD
  60 #define CHC_QUIT BUTTON_ON
  61 #define CHC_STARTSTOP BUTTON_PLAY
  62 #define CHC_RESET BUTTON_STOP
  63 #define CHC_MENU BUTTON_MENU
  64 #define CHC_SETTINGS_INC BUTTON_RIGHT
  65 #define CHC_SETTINGS_DEC BUTTON_LEFT
  66 #define CHC_SETTINGS_OK BUTTON_PLAY
  67 #define CHC_SETTINGS_CANCEL BUTTON_STOP
  68 #define CHC_SETTINGS_CANCEL2 BUTTON_MENU
  69
  70 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
  71       (CONFIG_KEYPAD == IRIVER_H300_PAD)
  72 #define CHC_QUIT BUTTON_SELECT
  73 #define CHC_STARTSTOP BUTTON_ON
  74 #define CHC_RESET BUTTON_OFF
  75 #define CHC_MENU BUTTON_REC
  76 #define CHC_SETTINGS_INC BUTTON_RIGHT
  77 #define CHC_SETTINGS_DEC BUTTON_LEFT
  78 #define CHC_SETTINGS_OK BUTTON_ON
  79 #define CHC_SETTINGS_CANCEL BUTTON_OFF
  80 #define CHC_SETTINGS_CANCEL2 BUTTON_REC
  81
  82 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
  83       (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  84       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  85 #define CHC_QUIT BUTTON_PLAY
  86 #define CHC_STARTSTOP BUTTON_SELECT
  87 #define CHC_RESET BUTTON_LEFT
  88 #define CHC_MENU BUTTON_MENU
  89 #define CHC_SETTINGS_INC BUTTON_SCROLL_FWD
  90 #define CHC_SETTINGS_DEC BUTTON_SCROLL_BACK
  91 #define CHC_SETTINGS_OK BUTTON_SELECT
  92 #define CHC_SETTINGS_CANCEL BUTTON_MENU
  93
  94 #elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
  95 #define CHC_QUIT BUTTON_PLAY
  96 #define CHC_STARTSTOP BUTTON_MODE
  97 #define CHC_RESET BUTTON_EQ
  98 #define CHC_MENU BUTTON_SELECT
  99 #define CHC_SETTINGS_INC BUTTON_RIGHT
 100 #define CHC_SETTINGS_DEC BUTTON_LEFT
 101 #define CHC_SETTINGS_OK BUTTON_SELECT
 102 #define CHC_SETTINGS_CANCEL BUTTON_PLAY
 103
 104 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
 105 #define CHC_QUIT BUTTON_REC
 106 #define CHC_STARTSTOP BUTTON_PLAY
 107 #define CHC_RESET BUTTON_POWER
 108 #define CHC_MENU BUTTON_SELECT
 109 #define CHC_SETTINGS_INC BUTTON_RIGHT
 110 #define CHC_SETTINGS_DEC BUTTON_LEFT
 111 #define CHC_SETTINGS_OK BUTTON_SELECT
 112 #define CHC_SETTINGS_CANCEL BUTTON_REC
 113
 114 #elif CONFIG_KEYPAD == GIGABEAT_PAD
 115 #define CHC_QUIT BUTTON_POWER
 116 #define CHC_STARTSTOP BUTTON_SELECT
 117 #define CHC_RESET BUTTON_A
 118 #define CHC_MENU BUTTON_MENU
 119 #define CHC_SETTINGS_INC BUTTON_UP
 120 #define CHC_SETTINGS_DEC BUTTON_DOWN
 121 #define CHC_SETTINGS_OK BUTTON_SELECT
 122 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 123
 124 #elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
 125 (CONFIG_KEYPAD == SANSA_C200_PAD)
 126 #define CHC_QUIT BUTTON_POWER
 127 #define CHC_STARTSTOP BUTTON_SELECT
 128 #define CHC_RESET BUTTON_DOWN
 129 #define CHC_MENU BUTTON_UP
 130 #define CHC_SETTINGS_INC BUTTON_RIGHT
 131 #define CHC_SETTINGS_DEC BUTTON_LEFT
 132 #define CHC_SETTINGS_OK BUTTON_SELECT
 133 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 134
 135 #elif CONFIG_KEYPAD == IRIVER_H10_PAD
 136 #define CHC_QUIT BUTTON_POWER
 137 #define CHC_STARTSTOP BUTTON_PLAY
 138 #define CHC_RESET BUTTON_FF
 139 #define CHC_MENU BUTTON_REW
 140 #define CHC_SETTINGS_INC BUTTON_RIGHT
 141 #define CHC_SETTINGS_DEC BUTTON_LEFT
 142 #define CHC_SETTINGS_OK BUTTON_PLAY
 143 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 144
 145 #elif CONFIG_KEYPAD == MROBE500_PAD
 146 #define CHC_QUIT BUTTON_POWER
 147 #define CHC_STARTSTOP BUTTON_RC_PLAY
 148 #define CHC_RESET BUTTON_RC_HEART
 149 #define CHC_MENU BUTTON_RC_MODE
 150 #define CHC_SETTINGS_INC BUTTON_RC_VOL_UP
 151 #define CHC_SETTINGS_DEC BUTTON_RC_VOL_DOWN
 152 #define CHC_SETTINGS_OK BUTTON_RC_PLAY
 153 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 154
 155 #elif CONFIG_KEYPAD == GIGABEAT_S_PAD
 156 #define CHC_QUIT BUTTON_BACK
 157 #define CHC_STARTSTOP BUTTON_PLAY
 158 #define CHC_RESET BUTTON_PREV
 159 #define CHC_MENU BUTTON_MENU
 160 #define CHC_SETTINGS_INC BUTTON_UP
 161 #define CHC_SETTINGS_DEC BUTTON_DOWN
 162 #define CHC_SETTINGS_OK BUTTON_SELECT
 163 #define CHC_SETTINGS_CANCEL BUTTON_BACK
 164
 165 #elif CONFIG_KEYPAD == MROBE100_PAD
 166 #define CHC_QUIT BUTTON_POWER
 167 #define CHC_STARTSTOP BUTTON_SELECT
 168 #define CHC_RESET BUTTON_DISPLAY
 169 #define CHC_MENU BUTTON_MENU
 170 #define CHC_SETTINGS_INC BUTTON_UP
 171 #define CHC_SETTINGS_DEC BUTTON_DOWN
 172 #define CHC_SETTINGS_OK BUTTON_SELECT
 173 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 174
 175 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
 176 #define CHC_QUIT BUTTON_RC_REC
 177 #define CHC_STARTSTOP BUTTON_RC_PLAY
 178 #define CHC_RESET BUTTON_RC_REW
 179 #define CHC_MENU BUTTON_RC_MENU
 180 #define CHC_SETTINGS_INC BUTTON_RC_VOL_UP
 181 #define CHC_SETTINGS_DEC BUTTON_RC_VOL_DOWN
 182 #define CHC_SETTINGS_OK BUTTON_RC_PLAY
 183 #define CHC_SETTINGS_CANCEL BUTTON_RC_REC
 184
 185 #elif CONFIG_KEYPAD == COWOND2_PAD
 186 #define CHC_QUIT            BUTTON_POWER
 187 #define CHC_RESET          (BUTTON_CENTER|BUTTON_MENU)
 188 #define CHC_MENU            BUTTON_MENU
 189 #define CHC_SETTINGS_INC    BUTTON_PLUS
 190 #define CHC_SETTINGS_DEC    BUTTON_MINUS
 191 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 192
 193 #elif CONFIG_KEYPAD == IAUDIO67_PAD
 194 #define CHC_QUIT BUTTON_POWER
 195 #define CHC_STARTSTOP BUTTON_PLAY
 196 #define CHC_RESET BUTTON_LEFT
 197 #define CHC_MENU BUTTON_MENU
 198 #define CHC_SETTINGS_INC BUTTON_VOLUP
 199 #define CHC_SETTINGS_DEC BUTTON_VOLDOWN
 200 #define CHC_SETTINGS_OK BUTTON_PLAY
 201 #define CHC_SETTINGS_OK2 BUTTON_LEFT
 202 #define CHC_SETTINGS_CANCEL BUTTON_POWER
 203
 204 #else
 205 #error No keymap defined!
 206 #endif
 207
 208 #ifdef HAVE_TOUCHSCREEN
 209 #ifndef CHC_SETTINGS_OK
 210 #define CHC_SETTINGS_OK  BUTTON_CENTER
 211 #endif
 212 #ifndef CHC_STARTSTOP
 213 #define CHC_STARTSTOP    BUTTON_CENTER
 214 #endif
 215 #ifndef CHC_SETTINGS_INC
 216 #define CHC_SETTINGS_INC BUTTON_TOPMIDDLE
 217 #endif
 218 #ifndef CHC_SETTINGS_DEC
 219 #define CHC_SETTINGS_DEC BUTTON_BOTTOMMIDDLE
 220 #endif
 221 #ifndef CHC_RESET
 222 #define CHC_RESET        BUTTON_TOPLEFT
 223 #endif
 224 #ifndef CHC_MENU
 225 #define CHC_MENU         BUTTON_TOPRIGHT
 226 #endif
 227 #endif
 228
 229
 230 /* leave first line blank on bitmap display, for pause icon */
 231 #ifdef HAVE_LCD_BITMAP
 232 #define FIRST_LINE 1
 233 #else
 234 #define FIRST_LINE 0
 235 #endif
 236
 237 /* here is a global api struct pointer. while not strictly necessary,
 238    it's nice not to have to pass the api pointer in all function calls
 239    in the plugin */
 240 static const struct plugin_api* rb;
 241 MEM_FUNCTION_WRAPPERS(rb);
 242 #define MAX_PLAYERS 10
 243
 244 static struct {
 245     int nr_timers;
 246     int total_time;
 247     int round_time;
 248 } settings;
 249
 250 static struct {
 251     int total_time;
 252     int used_time;
 253     bool hidden;
 254 } timer_holder[MAX_PLAYERS];
 255
 256 static int run_timer(int nr);
 257 static int chessclock_set_int(char* string,
 258                               int* variable,
 259                               int step,
 260                               int min,
 261                               int max,
 262                               int flags);
 263 #define FLAGS_SET_INT_SECONDS 1
 264
 265 static char * show_time(int secs);
 266 static int simple_menu(int nr, unsigned char **strarr);
 267
 268 static bool pause;
 269
 270 #define MAX_TIME 7200
 271
 272 /* this is the plugin entry point */
 273 enum plugin_status plugin_start(const struct plugin_api* api, const void* parameter)
 274 {
 275     int i;
 276     bool done;
 277     int nr;
 278
 279     (void)parameter;
 280     rb=api;
 281     rb->memset(&settings, 0, sizeof(settings));
 282
 283     /* now go ahead and have fun! */
 284     rb->splash(HZ, "Chess Clock");
 285
 286     rb->lcd_clear_display();
 287     i=0;
 288     while (i>=0) {
 289         int res;
 290         switch (i) {
 291             case 0:
 292                 res=chessclock_set_int("Number of players",
 293                                        &settings.nr_timers, 1, 1,
 294                                        MAX_PLAYERS, 0);
 295                 break;
 296             case 1:
 297                 res=chessclock_set_int("Total time",
 298                                        &settings.total_time, 10, 0, MAX_TIME,
 299                                        FLAGS_SET_INT_SECONDS);
 300                 settings.round_time=settings.total_time;
 301                 break;
 302             case 2:
 303                 res=chessclock_set_int("Max round time", &settings.round_time,
 304                                        10, 0, settings.round_time,
 305                                        FLAGS_SET_INT_SECONDS);
 306                 break;
 307             default:
 308                 i=-1; /* done */
 309                 res=-2;
 310                 break;
 311         }
 312         if (res==-1) {
 313             return PLUGIN_USB_CONNECTED;
 314         }
 315         if (res==0) {
 316             i--;
 317             if (i<0) {
 318                 return PLUGIN_OK;
 319             }
 320         }
 321         if (res>0) {
 322             i++;
 323         }
 324     }
 325     for (i=0; i<settings.nr_timers; i++) {
 326         timer_holder[i].total_time=settings.total_time;
 327         timer_holder[i].used_time=0;
 328         timer_holder[i].hidden=false;
 329     }
 330
 331     pause=true; /* We start paused */
 332
 333     nr=0;
 334     do {
 335         int ret=0;
 336         done=true;
 337         for (i=0; done && i<settings.nr_timers; i++) {
 338             if (!timer_holder[i].hidden)
 339                 done=false;
 340         }
 341         if (done) {
 342             return PLUGIN_OK;
 343         }
 344         if (!timer_holder[nr].hidden) {
 345             done=false;
 346             ret=run_timer(nr);
 347         }
 348         switch (ret) {
 349             case -1: /* exit */
 350                 done=true;
 351                 break;
 352             case 3:
 353                 return PLUGIN_USB_CONNECTED;
 354             case 1:
 355                 nr++;
 356                 if (nr>=settings.nr_timers)
 357                     nr=0;
 358                 break;
 359             case 2:
 360                 nr--;
 361                 if (nr<0)
 362                     nr=settings.nr_timers-1;
 363                 break;
 364         }
 365     } while (!done);
 366     return PLUGIN_OK;
 367 }
 368
 369 #ifdef HAVE_LCD_BITMAP
 370 static void show_pause_mode(bool enabled)
 371 {
 372     static const char pause_icon[] = {0x00,0x7f,0x7f,0x00,0x7f,0x7f,0x00};
 373
 374     if (enabled)
 375         rb->lcd_mono_bitmap((unsigned char *)pause_icon, 52, 0, 7, 8);
 376     else
 377     {
 378         rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 379         rb->lcd_fillrect(52, 0, 7, 8);
 380         rb->lcd_set_drawmode(DRMODE_SOLID);
 381     }
 382 }
 383 #endif
 384
 385 /*
 386   -1= exit
 387   1 = next player
 388   2 = prev player
 389   3 = usb connected
 390 */
 391 static int run_timer(int nr)
 392 {
 393     char buf[40];
 394     char player_info[13];
 395     long last_tick;
 396     bool done=false;
 397     int retval=0;
 398     long max_ticks=timer_holder[nr].total_time*HZ-timer_holder[nr].used_time;
 399     long ticks=0;
 400     bool round_time=false;
 401
 402 #ifdef HAVE_LCD_CHARCELLS
 403     rb->lcd_icon(ICON_PAUSE, pause);
 404 #else
 405     show_pause_mode(pause);
 406 #endif
 407
 408     if (settings.round_time*HZ<max_ticks) {
 409         max_ticks=settings.round_time*HZ;
 410         round_time=true;
 411     }
 412     rb->snprintf(player_info, sizeof(player_info), "Player %d", nr+1);
 413     rb->lcd_puts(0, FIRST_LINE, (unsigned char *)player_info);
 414     last_tick=*rb->current_tick;
 415
 416     while (!done) {
 417         int button;
 418         long now;
 419         if (ticks>max_ticks) {
 420             if (round_time)
 421                 rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)"ROUND UP!");
 422             else
 423                 rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)"TIME OUT!");
 424             rb->backlight_on();
 425         } else {
 426             /*
 427             if (((int)(rb->current_tick - start_ticks)/HZ)&1) {
 428                 rb->lcd_puts(0, FIRST_LINE, player_info);
 429             } else {
 430                 rb->lcd_puts(0, FIRST_LINE, player_info);
 431             }
 432             */
 433             rb->lcd_puts(0, FIRST_LINE, (unsigned char *)player_info);
 434             now=*rb->current_tick;
 435             if (!pause) {
 436                 ticks+=now-last_tick;
 437                 if ((max_ticks-ticks)/HZ == 10) {
 438                      /* Backlight on if 10 seconds remain */
 439                     rb->backlight_on();
 440                 }
 441             }
 442             last_tick=now;
 443             if (round_time) {
 444                 rb->snprintf(buf, sizeof(buf), "%s/",
 445                              show_time((max_ticks-ticks+HZ-1)/HZ));
 446                 /* Append total time */
 447                 rb->strcpy(&buf[rb->strlen(buf)],
 448                            show_time((timer_holder[nr].total_time*HZ-
 449                                       timer_holder[nr].used_time-
 450                                       ticks+HZ-1)/HZ));
 451                 rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)buf);
 452             } else {
 453                 rb->lcd_puts(0, FIRST_LINE+1,
 454                              (unsigned char *)show_time((max_ticks-ticks+HZ-1)/HZ));
 455             }
 456         }
 457         rb->lcd_update();
 458
 459         button = rb->button_get(false);
 460         switch (button) {
 461             /* OFF/ON key to exit */
 462             case CHC_QUIT:
 463                 return -1; /* Indicate exit */
 464
 465             /* PLAY = Stop/Start toggle */
 466             case CHC_STARTSTOP:
 467                 pause=!pause;
 468 #ifdef HAVE_LCD_CHARCELLS
 469                 rb->lcd_icon(ICON_PAUSE, pause);
 470 #else
 471                 show_pause_mode(pause);
 472 #endif
 473                 break;
 474
 475             /* LEFT = Reset timer */
 476             case CHC_RESET:
 477                 ticks=0;
 478                 break;
 479
 480                 /* MENU  */
 481             case CHC_MENU:
 482             {
 483                 int ret;
 484                 char *menu[]={"Delete player", "Restart round",
 485                               "Set round time", "Set total time"};
 486                 ret=simple_menu(4, (unsigned char **)menu);
 487                 if (ret==-1) {
 488                     retval = 3;
 489                     done=true;
 490                 } else if (ret==-2) {
 491                 } else if (ret==0) {
 492                      /* delete timer */
 493                     timer_holder[nr].hidden=true;
 494                     retval=1;
 495                     done=true;
 496                     break;
 497                 } else if (ret==1) {
 498                     /* restart */
 499                     ticks=0;
 500                     break;
 501                 } else if (ret==2) {
 502                     /* set round time */
 503                     int res;
 504                     int val=(max_ticks-ticks)/HZ;
 505                     res=chessclock_set_int("Round time",
 506                                            &val,
 507                                            10, 0, MAX_TIME,
 508                                            FLAGS_SET_INT_SECONDS);
 509                     if (res==-1) { /*usb*/
 510                         retval = 3;
 511                         done=true;
 512                     } else if (res==1) {
 513                         ticks=max_ticks-val*HZ;
 514                     }
 515                 } else if (ret==3) {
 516                     /* set total time */
 517                     int res;
 518                     int val=timer_holder[nr].total_time;
 519                     res=chessclock_set_int("Total time",
 520                                            &val,
 521                                            10, 0, MAX_TIME,
 522                                            FLAGS_SET_INT_SECONDS);
 523                     if (res==-1) { /*usb*/
 524                         retval = 3;
 525                         done=true;
 526                     } else if (res==1) {
 527                         timer_holder[nr].total_time=val;
 528                     }
 529                 }
 530             }
 531             break;
 532
 533             /* UP (RIGHT/+) = Scroll Lap timer up */
 534             case CHC_SETTINGS_INC:
 535                 retval = 1;
 536                 done = true;
 537                 break;
 538
 539             /* DOWN (LEFT/-) = Scroll Lap timer down */
 540             case CHC_SETTINGS_DEC:
 541                 retval = 2;
 542                 done = true;
 543                 break;
 544
 545             default:
 546                 if (rb->default_event_handler(button) == SYS_USB_CONNECTED) {
 547                     retval = 3; /* been in usb mode */
 548                     done = true;
 549                 }
 550                 break;
 551         }
 552         rb->sleep(HZ/4); /* Sleep 1/4 of a second */
 553     }
 554
 555     timer_holder[nr].used_time+=ticks;
 556
 557     return retval;
 558 }
 559
 560 static int chessclock_set_int(char* string,
 561                               int* variable,
 562                               int step,
 563                               int min,
 564                               int max,
 565                               int flags)
 566 {
 567     bool done = false;
 568     int button;
 569
 570     rb->lcd_clear_display();
 571     rb->lcd_puts_scroll(0, FIRST_LINE, (unsigned char *)string);
 572
 573     while (!done) {
 574         char str[32];
 575         if (flags & FLAGS_SET_INT_SECONDS)
 576             rb->snprintf(str, sizeof str,"%s (m:s)", show_time(*variable));
 577         else
 578             rb->snprintf(str, sizeof str,"%d", *variable);
 579         rb->lcd_puts(0, FIRST_LINE+1, (unsigned char *)str);
 580         rb->lcd_update();
 581
 582         button = rb->button_get(true);
 583         switch(button) {
 584             case CHC_SETTINGS_INC:
 585             case CHC_SETTINGS_INC | BUTTON_REPEAT:
 586                 *variable += step;
 587                 break;
 588
 589             case CHC_SETTINGS_DEC:
 590             case CHC_SETTINGS_DEC | BUTTON_REPEAT:
 591                 *variable -= step;
 592                 break;
 593
 594             case CHC_SETTINGS_OK:
 595 #ifdef CHC_SETTINGS_OK2
 596             case CHC_SETTINGS_OK2:
 597 #endif
 598                 done = true;
 599                 break;
 600
 601             case CHC_SETTINGS_CANCEL:
 602 #ifdef CHC_SETTINGS_CANCEL2
 603             case CHC_SETTINGS_CANCEL2:
 604 #endif
 605                 return 0; /* cancel */
 606                 break;
 607
 608             default:
 609                 if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 610                     return -1; /* been in usb mode */
 611                 break;
 612
 613         }
 614         if(*variable > max )
 615             *variable = max;
 616
 617         if(*variable < min )
 618             *variable = min;
 619
 620     }
 621     rb->lcd_stop_scroll();
 622
 623     return 1;
 624 }
 625
 626 static char * show_time(int seconds)
 627 {
 628     static char buf[]="00:00";
 629     rb->snprintf(buf, sizeof(buf), "%02d:%02d", seconds/60, seconds%60);
 630     return buf;
 631 }
 632
 633 /* -1 = USB
 634    -2 = cancel
 635 */
 636 static int simple_menu(int nr, unsigned char **strarr)
 637 {
 638     int show=0;
 639     int button;
 640     rb->lcd_clear_display();
 641
 642     while (1) {
 643         if (show>=nr)
 644             show=0;
 645         if (show<0)
 646             show=nr-1;
 647         rb->lcd_puts_scroll(0, FIRST_LINE, strarr[show]);
 648         rb->lcd_update();
 649
 650         button = rb->button_get(true);
 651         switch(button) {
 652             case CHC_SETTINGS_INC:
 653             case CHC_SETTINGS_INC | BUTTON_REPEAT:
 654                 show++;
 655                 break;
 656
 657             case CHC_SETTINGS_DEC:
 658             case CHC_SETTINGS_DEC | BUTTON_REPEAT:
 659                 show--;
 660                 break;
 661
 662             case CHC_SETTINGS_OK:
 663 #ifdef CHC_SETTINGS_OK2
 664             case CHC_SETTINGS_OK2:
 665 #endif
 666                 return show;
 667                 break;
 668
 669             case CHC_SETTINGS_CANCEL:
 670 #ifdef CHC_SETTINGS_CANCEL2
 671             case CHC_SETTINGS_CANCEL2:
 672 #endif
 673                 return -2; /* cancel */
 674                 break;
 675
 676             default:
 677                 if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 678                     return -1; /* been in usb mode */
 679                 break;
 680         }
 681     }
 682 }
 683
 684