/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 by Bjrn 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 "system.h" #include "version.h" #include "debug_menu.h" #include "sprintf.h" #include #include "font.h" #include "screens.h" #include "statusbar.h" #include "talk.h" #include "settings.h" #include "misc.h" #include "rbunicode.h" #include "buttonbar.h" #include "logf.h" #include "icons.h" #include "file.h" #include "hangul.h" #ifndef O_BINARY #define O_BINARY 0 #endif #if CONFIG_KEYPAD == RECORDER_PAD #define BUTTONBAR_HEIGHT 8 #else #define BUTTONBAR_HEIGHT 0 #endif #if (LCD_WIDTH >= 160) && (LCD_HEIGHT >= 96) #define DEFAULT_LINES 8 #else #define DEFAULT_LINES 4 #endif #define DEFAULT_MARGIN 6 #define KBD_BUF_SIZE 500 #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \ (CONFIG_KEYPAD == IRIVER_H300_PAD) #define KBD_CURSOR_RIGHT (BUTTON_ON | BUTTON_RIGHT) #define KBD_CURSOR_LEFT (BUTTON_ON | BUTTON_LEFT) #define KBD_SELECT BUTTON_SELECT #define KBD_PAGE_FLIP BUTTON_MODE /* unused */ #define KBD_DONE_PRE BUTTON_ON #define KBD_DONE (BUTTON_ON | BUTTON_REL) #define KBD_ABORT BUTTON_OFF #define KBD_BACKSPACE BUTTON_REC #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #define KBD_MORSE_INPUT (BUTTON_ON | BUTTON_MODE) #elif CONFIG_KEYPAD == RECORDER_PAD #define KBD_CURSOR_RIGHT (BUTTON_ON | BUTTON_RIGHT) #define KBD_CURSOR_LEFT (BUTTON_ON | BUTTON_LEFT) #define KBD_SELECT BUTTON_PLAY #define KBD_PAGE_FLIP BUTTON_F1 #define KBD_DONE BUTTON_F2 #define KBD_ABORT BUTTON_OFF #define KBD_BACKSPACE BUTTON_F3 #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == ONDIO_PAD /* restricted Ondio keypad */ #define KBD_MODES /* Ondio uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_MENU | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_MENU #define KBD_DONE (BUTTON_MENU | BUTTON_REPEAT) #define KBD_ABORT BUTTON_OFF #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == GMINI100_PAD #define KBD_CURSOR_RIGHT (BUTTON_MENU | BUTTON_RIGHT) #define KBD_CURSOR_LEFT (BUTTON_MENU | BUTTON_LEFT) #define KBD_SELECT (BUTTON_PLAY | BUTTON_REL) #define KBD_SELECT_PRE BUTTON_PLAY #define KBD_PAGE_FLIP BUTTON_ON #define KBD_DONE (BUTTON_PLAY | BUTTON_REPEAT) #define KBD_ABORT BUTTON_OFF #define KBD_BACKSPACE (BUTTON_MENU | BUTTON_PLAY) #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif (CONFIG_KEYPAD == IPOD_3G_PAD) || (CONFIG_KEYPAD == IPOD_4G_PAD) #define KBD_MODES /* iPod uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_SELECT | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_SELECT #define KBD_DONE (BUTTON_SELECT | BUTTON_REPEAT) #define KBD_ABORT BUTTON_MENU #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_SCROLL_BACK #define KBD_DOWN BUTTON_SCROLL_FWD #elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD /* TODO: Check keyboard mappings */ #define KBD_MODES /* iFP7xx uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_SELECT | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_SELECT #define KBD_DONE BUTTON_MODE #define KBD_ABORT BUTTON_PLAY #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == IAUDIO_X5_PAD /* TODO: Check keyboard mappings */ #define KBD_MODES /* iAudio X5 uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_SELECT | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_SELECT #define KBD_DONE BUTTON_PLAY #define KBD_ABORT BUTTON_REC #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == IAUDIO_X5_PAD /* TODO: Check keyboard mappings */ #define KBD_MODES /* iAudio X5 uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_MENU | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_MENU #define KBD_DONE BUTTON_PLAY #define KBD_ABORT BUTTON_REC #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #elif CONFIG_KEYPAD == GIGABEAT_PAD /* TODO: Check keyboard mappings */ #define KBD_MODES /* Gigabeat uses 2 modes, picker and line edit */ #define KBD_SELECT (BUTTON_MENU | BUTTON_REL) /* backspace in line edit */ #define KBD_SELECT_PRE BUTTON_MENU #define KBD_DONE BUTTON_POWER #define KBD_ABORT BUTTON_A #define KBD_LEFT BUTTON_LEFT #define KBD_RIGHT BUTTON_RIGHT #define KBD_UP BUTTON_UP #define KBD_DOWN BUTTON_DOWN #endif #if (LCD_WIDTH >= 160) && (LCD_HEIGHT >= 96) static const unsigned char * default_kbd = "ABCDEFG abcdefg !?\" @#$%+'\n" "HIJKLMN hijklmn 789 &_()-`\n" "OPQRSTU opqrstu 456 §|{}/<\n" "VWXYZ., vwxyz.,0123 ~=[]*>\n" "ÀÁÂÃÄÅÆ ÌÍÎÏ ÈÉÊË ¢£¤¥¦§©®\n" "àáâãäåæ ìíîï èéêë «»°ºª¹²³\n" "ÓÒÔÕÖØ ÇÐÞÝß ÙÚÛÜ ¯±×÷¡¿µ·\n" "òóôõöø çðþýÿ ùúûü ¼½¾¬¶¨"; #else static const unsigned char * default_kbd = "ABCDEFG !?\" @#$%+'\n" "HIJKLMN 789 &_()-`\n" "OPQRSTU 456 §|{}/<\n" "VWXYZ.,0123 ~=[]*>\n" "abcdefg ¢£¤¥¦§©®¬\n" "hijklmn «»°ºª¹²³¶\n" "opqrstu ¯±×÷¡¿µ·¨\n" "vwxyz., ¼½¾ \n" "ÀÁÂÃÄÅÆ ÌÍÎÏ ÈÉÊË\n" "àáâãäåæ ìíîï èéêë\n" "ÓÒÔÕÖØ ÇÐÞÝß ÙÚÛÜ\n" "òóôõöø çðþýÿ ùúûü"; #endif static unsigned short kbd_buf[KBD_BUF_SIZE]; static bool kbd_loaded = false; static int nchars = 0; #ifdef KBD_MORSE_INPUT /* FIXME: We should put this to a configuration file. */ static const char *morse_alphabets = "abcdefghijklmnopqrstuvwxyz1234567890,.?-@ "; static const unsigned char morse_codes[] = { 0x05,0x18,0x1a,0x0c,0x02,0x12,0x0e,0x10,0x04,0x17,0x0d,0x14,0x07, 0x06,0x0f,0x16,0x1d,0x0a,0x08,0x03,0x09,0x11,0x0b,0x19,0x1b,0x1c, 0x2f,0x27,0x23,0x21,0x20,0x30,0x38,0x3c,0x3e,0x3f, 0x73,0x55,0x4c,0x61,0x5a,0x80 }; static bool morse_mode = false; #endif /* Loads a custom keyboard into memory call with NULL to reset keyboard */ int load_kbd(unsigned char* filename) { int fd, count; int i = 0; unsigned char buf[4]; if (filename == NULL) { kbd_loaded = false; return 0; } fd = open(filename, O_RDONLY|O_BINARY); if (fd < 0) return 1; while (read(fd, buf, 1) == 1 && i < KBD_BUF_SIZE) { /* check how many bytes to read */ if (buf[0] < 0x80) { count = 0; } else if (buf[0] < 0xe0) { count = 1; } else if (buf[0] < 0xf0) { count = 2; } else if (buf[0] < 0xf5) { count = 3; } else { /* Invalid size. */ continue; } if (read(fd, &buf[1], count) != count) { close(fd); kbd_loaded = false; return 1; } utf8decode(buf, &kbd_buf[i]); if (kbd_buf[i] != 0xFEFF && kbd_buf[i] != '\n' && kbd_buf[i] != '\r') /*skip BOM & newlines */ i++; } close(fd); kbd_loaded = true; nchars = i; return 0; } /* helper function to spell a char if voice UI is enabled */ static void kbd_spellchar(unsigned short c) { static char spell_char[2] = "\0\0"; /* store char to pass to talk_spell */ if (global_settings.talk_menu && c < 128) /* voice UI? */ { spell_char[0] = (char)c; talk_spell(spell_char, false); } } void kbd_inschar(unsigned char* text, int buflen, int* editpos, unsigned short ch) { int i, j, k, len; unsigned char tmp[4]; unsigned char* utf8; len = strlen(text); k = utf8length(text); utf8 = utf8encode(ch, tmp); j = (long)utf8 - (long)tmp; if (len + j < buflen) { for (i = len+j; k >= *editpos; i--) { text[i] = text[i-j]; if ((text[i] & MASK) != COMP) k--; } while (j--) text[i--] = tmp[j]; (*editpos)++; } return; } void kbd_delchar(unsigned char* text, int* editpos) { int i = 0; unsigned char* utf8; if (*editpos > 0) { utf8 = text + utf8seek(text, *editpos); do { i++; utf8--; } while ((*utf8 & MASK) == COMP); while (utf8[i]) { *utf8 = utf8[i]; utf8++; } *utf8 = 0; (*editpos)--; } return; } int kbd_input(char* text, int buflen) { bool done = false; int page = 0; int font_w = 0, font_h = 0, text_w = 0; int i = 0, j, k, w; int x = 0, y = 0; int main_x, main_y, max_chars, max_chars_text; int len_utf8, c = 0; int editpos, curpos, leftpos; int lines, pages, keyboard_margin; int curfont; int statusbar_size = global_settings.statusbar ? STATUSBAR_HEIGHT : 0; unsigned short ch, tmp, hlead = 0, hvowel = 0, htail = 0; bool hangul = false; bool redraw = true; unsigned char *utf8; const unsigned char *p; #ifdef KBD_MORSE_INPUT bool morse_reading = false; unsigned char morse_code = 0; int morse_tick = 0, morse_len, old_main_y; char buf[2]; #endif #ifdef KBD_MODES bool line_edit = false; #endif char outline[256]; struct font* font; int button, lastbutton = 0; #ifdef HAS_BUTTONBAR struct gui_buttonbar buttonbar; bool buttonbar_config = global_settings.buttonbar; global_settings.buttonbar = true; gui_buttonbar_init(&buttonbar); gui_buttonbar_set_display(&buttonbar, &(screens[SCREEN_MAIN]) ); #endif if (!kbd_loaded) { curfont = FONT_SYSFIXED; p = default_kbd; while (*p != 0) { p = utf8decode(p, &kbd_buf[i]); if (kbd_buf[i] == '\n') while (i % (LCD_WIDTH/6)) kbd_buf[i++] = ' '; else i++; } nchars = i; } else curfont = FONT_UI; font = font_get(curfont); font_h = font->height; /* check if FONT_UI fits the screen */ if (2*font_h+3+statusbar_size + BUTTONBAR_HEIGHT > LCD_HEIGHT) { font = font_get(FONT_SYSFIXED); font_h = font->height; curfont = FONT_SYSFIXED; } lcd_setfont(curfont); /* find max width of keyboard glyphs */ for (i=0; i font_w) font_w = w; } /* find max width for text string */ utf8 = text; text_w = font_w; while (*utf8) { utf8 = (unsigned char*)utf8decode(utf8, &ch); w = font_get_width(font, ch); if (w > text_w) text_w = w; } max_chars_text = LCD_WIDTH / text_w - 2; /* calculate keyboard grid size */ max_chars = LCD_WIDTH / font_w; if (!kbd_loaded) { lines = DEFAULT_LINES; keyboard_margin = DEFAULT_MARGIN; } else { lines = (LCD_HEIGHT - BUTTONBAR_HEIGHT - statusbar_size) / font_h - 1; keyboard_margin = LCD_HEIGHT - BUTTONBAR_HEIGHT - statusbar_size - (lines+1)*font_h; if (keyboard_margin < 3) { lines--; keyboard_margin += font_h; } if (keyboard_margin > 6) keyboard_margin = 6; } pages = (nchars + (lines*max_chars-1))/(lines*max_chars); if (pages == 1 && kbd_loaded) lines = (nchars + max_chars - 1) / max_chars; main_y = font_h*lines + keyboard_margin + statusbar_size; main_x = 0; keyboard_margin -= keyboard_margin/2; #ifdef KBD_MORSE_INPUT old_main_y = main_y; if (morse_mode) main_y = LCD_HEIGHT - font_h; #endif editpos = utf8length(text); if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, true); /* spell initial text */ while(!done) { len_utf8 = utf8length(text); if(redraw) { lcd_clear_display(); #ifdef KBD_MORSE_INPUT if (morse_mode) { lcd_setfont(FONT_SYSFIXED); /* Draw morse code screen with sysfont */ w = 6; /* sysfixed font width */ x = 0; y = statusbar_size; buf[1] = '\0'; /* Draw morse code table with code descriptions. */ for (i = 0; morse_alphabets[i] != '\0'; i++) { buf[0] = morse_alphabets[i]; lcd_putsxy(x, y, buf); for (j = 0; (morse_codes[i] >> j) > 0x01; j++) ; morse_len = j; x += w + 3; for (j = 0; j < morse_len; j++) { if ((morse_codes[i] >> (morse_len-j-1)) & 0x01) lcd_fillrect(x + j*4, y + 2, 3, 4); else lcd_fillrect(x + j*4, y + 3, 1, 2); } x += w * 5 - 3; if (x >= LCD_WIDTH - (w*6)) { x = 0; y += 8; /* sysfixed font height */ } } } else #endif { /* draw page */ lcd_setfont(curfont); k = page*max_chars*lines; for (i=j=0; j < lines && k < nchars; k++) { utf8 = utf8encode(kbd_buf[k], outline); *utf8 = 0; lcd_getstringsize(outline, &w, NULL); lcd_putsxy(i*font_w + (font_w-w)/2, j*font_h + statusbar_size, outline); if (++i == max_chars) { i = 0; j++; } } } /* separator */ lcd_hline(0, LCD_WIDTH - 1, main_y - keyboard_margin); /* write out the text */ lcd_setfont(curfont); i=j=0; curpos = MIN(editpos, max_chars_text - MIN(len_utf8 - editpos, 2)); leftpos = editpos - curpos; utf8 = text + utf8seek(text, leftpos); while (*utf8 && i < max_chars_text) { outline[j++] = *utf8++; if ((*utf8 & MASK) != COMP) { outline[j] = 0; j=0; i++; lcd_getstringsize(outline, &w, NULL); lcd_putsxy(i*text_w + (text_w-w)/2, main_y, outline); } } if (leftpos) { lcd_getstringsize("<", &w, NULL); lcd_putsxy(text_w - w, main_y, "<"); } if (len_utf8 - leftpos > max_chars_text) lcd_putsxy(LCD_WIDTH - text_w, main_y, ">"); /* cursor */ i = (curpos + 1) * text_w; lcd_vline(i, main_y, main_y + font_h); if (hangul) /* draw underbar */ lcd_hline(curpos*text_w, (curpos+1)*text_w, main_y+font_h-1); #ifdef HAS_BUTTONBAR /* draw the status bar */ gui_buttonbar_set(&buttonbar, "Shift", "OK", "Del"); gui_buttonbar_draw(&buttonbar); #endif #ifdef KBD_MODES if (!line_edit) #endif { /* highlight the key that has focus */ lcd_set_drawmode(DRMODE_COMPLEMENT); lcd_fillrect(font_w * x, statusbar_size + font_h * y, font_w, font_h); lcd_set_drawmode(DRMODE_SOLID); } gui_syncstatusbar_draw(&statusbars, true); lcd_update(); } /* The default action is to redraw */ redraw = true; button = button_get_w_tmo(HZ/2); #ifdef KBD_MORSE_INPUT if (morse_mode) { /* Remap some buttons for morse mode. */ if (button == KBD_LEFT || button == (KBD_LEFT | BUTTON_REPEAT)) button = KBD_CURSOR_LEFT; if (button == KBD_RIGHT || button == (KBD_RIGHT | BUTTON_REPEAT)) button = KBD_CURSOR_RIGHT; } #endif switch ( button ) { case KBD_ABORT: lcd_setfont(FONT_UI); #ifdef HAS_BUTTONBAR global_settings.buttonbar=buttonbar_config; #endif return -1; break; #if defined(KBD_PAGE_FLIP) case KBD_PAGE_FLIP: #ifdef KBD_MORSE_INPUT if (morse_mode) break; #endif if (++page == pages) page = 0; k = (page*lines + y)*max_chars + x; kbd_spellchar(kbd_buf[k]); break; #endif #ifdef KBD_MORSE_INPUT case KBD_MORSE_INPUT: morse_mode = !morse_mode; x = y = page = 0; if (morse_mode) { old_main_y = main_y; main_y = LCD_HEIGHT - font_h; } else main_y = old_main_y; /* FIXME: We should talk something like Morse mode.. */ break; #endif case KBD_RIGHT: case KBD_RIGHT | BUTTON_REPEAT: #ifdef KBD_MORSE_INPUT if (morse_mode) break; #endif #ifdef KBD_MODES if (line_edit) /* right doubles as cursor_right in line_edit */ { if (hangul) { hangul = false; hlead=hvowel=htail=0; break; } if (editpos < len_utf8) { editpos++; c = utf8seek(text, editpos); kbd_spellchar(text[c]); } } else #endif { if (++x == max_chars) { x = 0; #if !defined(KBD_PAGE_FLIP) /* no dedicated flip key - flip page on wrap */ if (++page == pages) page = 0; #endif } k = (page*lines + y)*max_chars + x; kbd_spellchar(kbd_buf[k]); } break; case KBD_LEFT: case KBD_LEFT | BUTTON_REPEAT: #ifdef KBD_MORSE_INPUT if (morse_mode) break; #endif #ifdef KBD_MODES if (line_edit) /* left doubles as cursor_left in line_edit */ { if (hangul) { hangul = false; hlead=hvowel=htail=0; break; } if (editpos) { editpos--; c = utf8seek(text, editpos); kbd_spellchar(text[c]); } } else #endif { if (x) x--; else { #if !defined(KBD_PAGE_FLIP) /* no dedicated flip key - flip page on wrap */ if (--page < 0) page = (pages-1); #endif x = max_chars - 1; } k = (page*lines + y)*max_chars + x; kbd_spellchar(kbd_buf[k]); } break; case KBD_DOWN: case KBD_DOWN | BUTTON_REPEAT: #ifdef KBD_MORSE_INPUT if (morse_mode) break; #endif #ifdef KBD_MODES if (line_edit) { y = 0; line_edit = false; } else { #endif if (y < lines - 1) y++; else #ifndef KBD_MODES y=0; #else line_edit = true; } if (!line_edit) #endif { k = (page*lines + y)*max_chars + x; kbd_spellchar(kbd_buf[k]); } break; case KBD_UP: case KBD_UP | BUTTON_REPEAT: #ifdef KBD_MORSE_INPUT if (morse_mode) break; #endif #ifdef KBD_MODES if (line_edit) { y = lines - 1; line_edit = false; } else { #endif if (y) y--; else #ifndef KBD_MODES y = lines - 1; #else line_edit = true; } if (!line_edit) #endif { k = (page*lines + y)*max_chars + x; kbd_spellchar(kbd_buf[k]); } break; case KBD_DONE: /* accepts what was entered and continues */ #ifdef KBD_DONE_PRE if (lastbutton != KBD_DONE_PRE) break; #endif done = true; break; #ifdef KBD_MORSE_INPUT case KBD_SELECT | BUTTON_REL: if (morse_mode && morse_reading) { morse_code <<= 1; if ((current_tick - morse_tick) > HZ/5) morse_code |= 0x01; } break; #endif case KBD_SELECT: #ifdef KBD_MORSE_INPUT if (morse_mode) { morse_tick = current_tick; if (!morse_reading) { morse_reading = true; morse_code = 1; } break; } #endif /* inserts the selected char */ #ifdef KBD_SELECT_PRE if (lastbutton != KBD_SELECT_PRE) break; #endif #ifdef KBD_MODES if (line_edit) { /* select doubles as backspace in line_edit */ if (hangul) { if (htail != 0) htail = 0; else if (hvowel != 0) hvowel = 0; else { hlead = 0; hangul = false; } } kbd_delchar(text, &editpos); if (hangul) { if (hvowel != 0) ch = hangul_join(hlead, hvowel, htail); else ch = hlead; kbd_inschar(text, buflen, &editpos, ch); } } else #endif { /* find input char */ k = (page*lines + y)*max_chars + x; if (k < nchars) ch = kbd_buf[k]; else ch = ' '; /* check for hangul input */ if (ch >= 0x3131 && ch <= 0x3163) { if (hangul) { if ((hvowel == 0) && (jamo_table[ch-0x3131][1] != 0)) { hvowel = ch; ch = hangul_join(hlead, hvowel, htail); kbd_delchar(text, &editpos); } else if ((htail == 0) && (hvowel != 0) && (jamo_table[ch-0x3131][2] != 0)) { htail = ch; /* combine into hangul */ ch = hangul_join(hlead, hvowel, htail); kbd_delchar(text, &editpos); } else { /* invalid following char or hangul complete */ /* check whether tail is actually lead of next char */ if (htail != 0 && (jamo_table[htail-0x3131][0] != 0) && (jamo_table[ch-0x3131][1] != 0)) { tmp = hangul_join(hlead, hvowel, 0); kbd_delchar(text, &editpos); kbd_inschar(text, buflen, &editpos, tmp); hlead = htail; hvowel = ch; htail = 0; ch = hangul_join(hlead, hvowel, htail); } else if (hlead != 0 && hvowel != 0) { /* finish previous hangul */ tmp = hangul_join(hlead, hvowel, htail); kbd_delchar(text, &editpos); kbd_inschar(text, buflen, &editpos, tmp); hlead=hvowel=htail=0; /* start of new hangul? */ if (jamo_table[ch-0x3131][0] != 0) { hlead = ch; } else hangul = false; } } } else if (jamo_table[ch-0x3131][0] != 0) { hlead = ch; hangul = true; } } else if (hangul) { /* finish previous hangul */ if (hlead != 0 && hvowel != 0) { tmp = hangul_join(hlead, hvowel, htail); kbd_delchar(text, &editpos); kbd_inschar(text, buflen, &editpos, tmp); } hangul = false; hlead=hvowel=htail=0; } /* insert char */ kbd_inschar(text, buflen, &editpos, ch); } if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, false); /* speak revised text */ break; #ifndef KBD_MODES case KBD_BACKSPACE: case KBD_BACKSPACE | BUTTON_REPEAT: if (hangul) { if (htail != 0) htail = 0; else if (hvowel != 0) hvowel = 0; else { hlead = 0; hangul = false; } } kbd_delchar(text, &editpos); if (hangul) { if (hvowel != 0) ch = hangul_join(hlead, hvowel, htail); else ch = hlead; kbd_inschar(text, buflen, &editpos, ch); } if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, false); /* speak revised text */ break; case KBD_CURSOR_RIGHT: case KBD_CURSOR_RIGHT | BUTTON_REPEAT: if (hangul) { hangul = false; hlead=hvowel=htail=0; break; } if (editpos < len_utf8) { editpos++; c = utf8seek(text, editpos); kbd_spellchar(text[c]); } break; case KBD_CURSOR_LEFT: case KBD_CURSOR_LEFT | BUTTON_REPEAT: if (hangul) { hangul = false; hlead=hvowel=htail=0; break; } if (editpos) { editpos--; c = utf8seek(text, editpos); kbd_spellchar(text[c]); } break; #endif /* !KBD_MODES */ case BUTTON_NONE: gui_syncstatusbar_draw(&statusbars, false); redraw = false; #ifdef KBD_MORSE_INPUT if (morse_reading) { logf("Morse: 0x%02x", morse_code); morse_reading = false; for (j = 0; morse_alphabets[j] != '\0'; j++) { if (morse_codes[j] == morse_code) break ; } if (morse_alphabets[j] == '\0') { logf("Morse code not found"); break ; } /* finish hangul char if necessary */ if (hangul) { hangul = false; hlead=hvowel=htail=0; } kbd_inschar(text, buflen, &editpos, morse_alphabets[j]); if (global_settings.talk_menu) /* voice UI? */ talk_spell(text, false); /* speak revised text */ redraw = true; } #endif break; default: if(default_event_handler(button) == SYS_USB_CONNECTED) lcd_setfont(FONT_SYSFIXED); break; } if (button != BUTTON_NONE) lastbutton = button; } #ifdef HAS_BUTTONBAR global_settings.buttonbar=buttonbar_config; #endif lcd_setfont(FONT_UI); return 0; }