/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 by Björn Stenberg * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "lcd.h" #include "button.h" #include "kernel.h" #include "version.h" #include "debug_menu.h" #include "sprintf.h" #include #include "font.h" #include "screens.h" #include "status.h" #include "talk.h" #include "settings.h" #define KEYBOARD_LINES 4 #define KEYBOARD_PAGES 3 static void kbd_setupkeys(char* line[KEYBOARD_LINES], int page) { switch (page) { case 0: line[0] = "ABCDEFG !?\" @#$%+'"; line[1] = "HIJKLMN 789 &_()-`"; line[2] = "OPQRSTU 456 §|{}/<"; line[3] = "VWXYZ.,0123 ~=[]*>"; break; case 1: line[0] = "abcdefg ¢£¤¥¦§©®¬"; line[1] = "hijklmn «»°ºª¹²³¶"; line[2] = "opqrstu ¯±×÷¡¿µ·¨"; line[3] = "vwxyz., ¼½¾ "; break; case 2: line[0] = "ÀÁÂÃÄÅÆ ÌÍÎÏ ÈÉÊË"; line[1] = "àáâãäåæ ìíîï èéêë"; line[2] = "ÓÒÔÕÖØ ÇÐÞÝß ÙÚÛÜ"; line[3] = "òóôõöø çðþýÿ ùúûü"; break; } } /* helper function to spell a char if voice UI is enabled */ void kbd_spellchar(char c) { char spell_char[2]; /* store char to pass to talk_spell */ if (global_settings.talk_menu) /* voice UI? */ { spell_char[0] = c; spell_char[1] = '\0'; /* mark end of char string */ talk_spell(spell_char, false); } } int kbd_input(char* text, int buflen) { bool done = false; int page = 0; int font_w = 0, font_h = 0, i; int x = 0, y = 0; int main_x, main_y, max_chars, margin; int status_y1, status_y2, curpos; int len; int editpos; bool redraw = true; char* line[KEYBOARD_LINES]; char outline[256]; char c = 0; struct font* font = font_get(FONT_SYSFIXED); lcd_setfont(FONT_SYSFIXED); font_w = font->maxwidth; font_h = font->height; margin = 3; main_y = (KEYBOARD_LINES + 1) * font_h + margin*2; main_x = 0; status_y1 = LCD_HEIGHT - font_h; status_y2 = LCD_HEIGHT; editpos = strlen(text); max_chars = LCD_WIDTH / font_w; kbd_setupkeys(line, page); if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, true); /* spell initial text */ while(!done) { len = strlen(text); if(redraw) { lcd_clear_display(); lcd_setfont(FONT_SYSFIXED); /* draw page */ for (i=0; i < KEYBOARD_LINES; i++) lcd_putsxy(0, 8+i * font_h, line[i]); /* separator */ lcd_drawline(0, main_y - margin, LCD_WIDTH, main_y - margin); /* write out the text */ if (editpos < max_chars - 3 ) { strncpy(outline, text, max_chars - 2); if (len > max_chars - 2) lcd_putsxy(LCD_WIDTH - font_w, main_y, ">"); curpos = (1 + editpos) * font_w; } else { /* not room for all text, cut left, right or both */ if (editpos == len ) { if ( max_chars - 3 == len) { strncpy(outline, text, max_chars - 2); curpos = (1 + editpos) * font_w; } else { strncpy(outline, text + editpos - max_chars + 2, max_chars - 2); if (len > max_chars - 2) lcd_putsxy(0, main_y, "<"); curpos = ( max_chars - 1) * font_w; } } else { if (len - 1 == editpos) { strncpy(outline, text + editpos - max_chars + 3, max_chars - 2); curpos = ( max_chars - 2) * font_w; } else { strncpy(outline, text + editpos - max_chars + 4, max_chars - 2); curpos = ( max_chars - 3) * font_w; } lcd_putsxy(LCD_WIDTH - font_w, main_y, ">"); lcd_putsxy(0, main_y, "<"); } } /* Zero terminate the string */ outline[max_chars - 2] = '\0'; lcd_putsxy(font_w,main_y,outline); /* cursor */ lcd_drawline(curpos, main_y, curpos, main_y + font_h); /* draw the status bar */ buttonbar_set("Shift", "OK", "Del"); buttonbar_draw(); /* highlight the key that has focus */ lcd_invertrect(font_w * x, 8 + font_h * y, font_w, font_h); status_draw(true); lcd_update(); } /* The default action is to redraw */ redraw = true; switch ( button_get_w_tmo(HZ/2) ) { case BUTTON_OFF: /* abort */ lcd_setfont(FONT_UI); return -1; break; case BUTTON_F1: /* Page */ if (++page == KEYBOARD_PAGES) page = 0; kbd_setupkeys(line, page); kbd_spellchar(line[y][x]); break; case BUTTON_RIGHT: case BUTTON_RIGHT | BUTTON_REPEAT: if (x < (int)strlen(line[y]) - 1) x++; else x = 0; kbd_spellchar(line[y][x]); break; case BUTTON_LEFT: case BUTTON_LEFT | BUTTON_REPEAT: if (x) x--; else x = strlen(line[y]) - 1; kbd_spellchar(line[y][x]); break; case BUTTON_DOWN: case BUTTON_DOWN | BUTTON_REPEAT: if (y < KEYBOARD_LINES - 1) y++; else y=0; kbd_spellchar(line[y][x]); break; case BUTTON_UP: case BUTTON_UP | BUTTON_REPEAT: if (y) y--; else y = KEYBOARD_LINES - 1; kbd_spellchar(line[y][x]); break; case BUTTON_F3: case BUTTON_F3 | BUTTON_REPEAT: /* backspace */ if (editpos > 0) { for (i = editpos; i <= (len - 1);i++) { text[i-1] = text[i]; } text[i-1]='\0'; editpos--; if (editpos < 0) editpos=0; } break; case BUTTON_F2: /* F2 accepts what was entered and continues */ done = true; break; case BUTTON_PLAY: /* PLAY inserts the selected char */ if (len editpos; i--) text[i+1] = text[i]; text[editpos] = c; } editpos++; } if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, false); /* speak revised text */ break; case BUTTON_ON | BUTTON_RIGHT: case BUTTON_ON | BUTTON_RIGHT | BUTTON_REPEAT: /* moved cursor right */ editpos++; if (editpos > len) editpos = len; else kbd_spellchar(text[editpos]); break; case BUTTON_ON | BUTTON_LEFT: case BUTTON_ON | BUTTON_LEFT | BUTTON_REPEAT: /* moved cursor left */ editpos--; if (editpos < 0) editpos = 0; else kbd_spellchar(text[editpos]); break; case SYS_USB_CONNECTED: usb_screen(); lcd_setfont(FONT_SYSFIXED); break; case BUTTON_NONE: status_draw(false); redraw = false; break; } } lcd_setfont(FONT_UI); return 0; }