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rockbox/apps/recorder/keyboard.c
Bertrik Sikken e15f8a21a9 Made source files #include the header file that they implement to make sure they are in sync. Made some local functions static. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17312 a1c6a512-1295-4272-9138-f99709370657
2008-05-03 08:35:14 +00:00

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/***************************************************************************
* __________ __ ___.
* 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 "kernel.h"
#include "system.h"
#include "version.h"
#include <string.h>
#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 "hangul.h"
#include "action.h"
#include "icon.h"
#include "pcmbuf.h"
#include "lang.h"
#include "keyboard.h"
#ifndef O_BINARY
#define O_BINARY 0
#endif
#if CONFIG_KEYPAD == RECORDER_PAD
#define BUTTONBAR_HEIGHT 8
#else
#define BUTTONBAR_HEIGHT 0
#endif
#define DEFAULT_MARGIN 6
#define KBD_BUF_SIZE 500
#if (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
(CONFIG_KEYPAD == IRIVER_H300_PAD)
#define KBD_CURSOR_KEYS /* certain key combos move the cursor even if not
in line edit mode */
#define KBD_MODES /* I-Rivers can use picker, line edit and cursor keys */
#define KBD_MORSE_INPUT /* I-Rivers have a Morse input mode */
#elif CONFIG_KEYPAD == ONDIO_PAD /* restricted Ondio keypad */
#define KBD_MODES /* Ondio uses 2 modes, picker and line edit */
#elif (CONFIG_KEYPAD == IPOD_1G2G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) \
|| (CONFIG_KEYPAD == IPOD_4G_PAD)
#define KBD_MODES /* iPod uses 2 modes, picker and line edit */
#define KBD_MORSE_INPUT
#elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
#define KBD_MODES /* iFP7xx uses 2 modes, picker and line edit */
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD) || (CONFIG_KEYPAD == IAUDIO_M3_PAD)
#define KBD_MODES /* iAudios use 2 modes, picker and line edit */
#elif CONFIG_KEYPAD == IRIVER_H10_PAD
#define KBD_MODES /* iriver H10 uses 2 modes, picker and line edit */
#define KBD_MORSE_INPUT
#elif CONFIG_KEYPAD == GIGABEAT_PAD
#define KBD_CURSOR_KEYS
#define KBD_MODES
#define KBD_MORSE_INPUT
#elif CONFIG_KEYPAD == SANSA_E200_PAD
#define KBD_CURSOR_KEYS
#define KBD_MODES
#endif
struct keyboard_parameters
{
const unsigned char* default_kbd;
int DEFAULT_LINES;
unsigned short kbd_buf[KBD_BUF_SIZE];
int nchars;
int font_w;
int font_h;
struct font* font;
int curfont;
int main_x;
int main_y;
int max_chars;
int max_chars_text;
int lines;
int pages;
int keyboard_margin;
int old_main_y;
int curpos;
int leftpos;
int page;
int x;
int y;
#ifdef KBD_MODES
bool line_edit;
#endif
bool hangul;
unsigned short hlead, hvowel, htail;
};
static struct keyboard_parameters kbd_param[NB_SCREENS];
static bool kbd_loaded = false;
#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, l;
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 for this character */
static const unsigned char sizes[4] = { 0x80, 0xe0, 0xf0, 0xf5 };
size_t count;
for (count = 0; count < ARRAYLEN(sizes); count++)
{
if (buf[0] < sizes[count])
break;
}
if (count >= ARRAYLEN(sizes))
continue; /* Invalid size. */
if (read(fd, &buf[1], count) != (ssize_t)count)
{
close(fd);
kbd_loaded = false;
return 1;
}
FOR_NB_SCREENS(l)
utf8decode(buf, &kbd_param[l].kbd_buf[i]);
if (kbd_param[0].kbd_buf[i] != 0xFEFF &&
kbd_param[0].kbd_buf[i] != '\r') /*skip BOM & carriage returns */
{
i++;
}
}
close(fd);
kbd_loaded = true;
FOR_NB_SCREENS(l)
kbd_param[l].nchars = i;
return 0;
}
/* helper function to spell a char if voice UI is enabled */
static void kbd_spellchar(unsigned short c)
{
if (global_settings.talk_menu) /* voice UI? */
{
unsigned char tmp[5];
/* store char to pass to talk_spell */
unsigned char* utf8 = utf8encode(c, tmp);
*utf8 = 0;
if(c == ' ')
talk_id(VOICE_BLANK, false);
else
talk_spell(tmp, false);
}
}
#ifdef KBD_MODES
static void say_edit(void)
{
if(global_settings.talk_menu)
talk_id(VOICE_EDIT, false);
}
#endif
static 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)++;
}
}
static 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)--;
}
}
/* Lookup k value based on state of param (pm) */
static int get_param_k(const struct keyboard_parameters *pm)
{
return (pm->page*pm->lines + pm->y)*pm->max_chars + pm->x;
}
int kbd_input(char* text, int buflen)
{
bool done = false;
#ifdef CPU_ARM
/* This seems to keep the sizes for ARM way down */
struct keyboard_parameters * volatile param = kbd_param;
#else
struct keyboard_parameters * const param = kbd_param;
#endif
int l; /* screen loop variable */
int text_w = 0;
int editpos; /* Edit position on all screens */
const int statusbar_size = global_settings.statusbar
? STATUSBAR_HEIGHT : 0;
unsigned short ch;
unsigned char *utf8;
bool cur_blink = true; /* Cursor on/off flag */
#ifdef KBD_MORSE_INPUT
bool morse_reading = false;
unsigned char morse_code = 0;
int morse_tick = 0;
char buf[2];
#endif
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
#if LCD_WIDTH >= 160 && LCD_HEIGHT >= 96
struct screen *sc = &screens[l];
if (sc->width >= 160 && sc->height >= 96)
{
pm->default_kbd =
"ABCDEFG abcdefg !?\" @#$%+'\n"
"HIJKLMN hijklmn 789 &_()-`\n"
"OPQRSTU opqrstu 456 §|{}/<\n"
"VWXYZ., vwxyz.,0123 ~=[]*>\n"
"ÀÃ<EFBFBD>ÂÃÄÅÆ ÃŒÃ<C592>ÃŽÃ<C5BD> ÈÉÊË ¢£¤¥¦§©®\n"
"àáâãäåæ ìíîï èéêë «»°ºª¹²³\n"
"ÓÒÔÕÖØ ÇÃ<E280A1>ÞÃ<C5BE>ß ÙÚÛÜ ¯±×÷¡¿µ·\n"
"òóôõöø çðþýÿ ùúûü ¼½¾¬¶¨:;";
pm->DEFAULT_LINES = 8;
}
else
#endif /* LCD_WIDTH >= 160 && LCD_HEIGHT >= 96 */
{
pm->default_kbd =
"ABCDEFG !?\" @#$%+'\n"
"HIJKLMN 789 &_()-`\n"
"OPQRSTU 456 §|{}/<\n"
"VWXYZ.,0123 ~=[]*>\n"
"abcdefg ¢£¤¥¦§©®¬\n"
"hijklmn «»°ºª¹²³¶\n"
"opqrstu ¯±×÷¡¿µ·¨\n"
"vwxyz., :;¼½¾ \n"
"ÀÃ<EFBFBD>ÂÃÄÅÆ ÃŒÃ<C592>ÃŽÃ<C5BD> ÈÉÊË\n"
"àáâãäåæ ìíîï èéêë\n"
"ÓÒÔÕÖØ ÇÃ<E280A1>ÞÃ<C5BE>ß ÙÚÛÜ\n"
"òóôõöø çðþýÿ ùúûü";
pm->DEFAULT_LINES = 4;
}
}
char outline[256];
#ifdef HAS_BUTTONBAR
struct gui_buttonbar buttonbar;
bool buttonbar_config = global_settings.buttonbar;
global_settings.buttonbar = true;
gui_buttonbar_init(&buttonbar);
FOR_NB_SCREENS(l)
gui_buttonbar_set_display(&buttonbar, &screens[l]);
#endif
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
if ( !kbd_loaded )
{
/* Copy default keyboard to buffer */
const unsigned char *p = pm->default_kbd;
int i = 0;
pm->curfont = FONT_SYSFIXED;
while (*p != 0)
p = utf8decode(p, &pm->kbd_buf[i++]);
pm->nchars = i;
}
else
{
pm->curfont = FONT_UI;
}
}
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
int i, w;
pm->font = font_get(pm->curfont);
pm->font_h = pm->font->height;
/* check if FONT_UI fits the screen */
if (2*pm->font_h + 3 + statusbar_size + BUTTONBAR_HEIGHT > sc->height)
{
pm->font = font_get(FONT_SYSFIXED);
pm->font_h = pm->font->height;
pm->curfont = FONT_SYSFIXED;
}
sc->setfont(pm->curfont);
pm->font_w = 0; /* reset font width */
/* find max width of keyboard glyphs */
for (i = 0; i < pm->nchars; i++)
{
w = font_get_width(pm->font, pm->kbd_buf[i]);
if ( w > pm->font_w )
pm->font_w = w;
}
/* Since we're going to be adding spaces, make sure that we check
* their width too */
w = font_get_width( pm->font, ' ' );
if ( w > pm->font_w )
pm->font_w = w;
}
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
int i = 0;
/* Pad lines with spaces */
while (i < pm->nchars)
{
if (pm->kbd_buf[i] == '\n')
{
int k = sc->width / pm->font_w
- i % ( sc->width / pm->font_w ) - 1;
int j;
if (k == sc->width / pm->font_w - 1)
{
pm->nchars--;
for (j = i; j < pm->nchars; j++)
{
pm->kbd_buf[j] = pm->kbd_buf[j + 1];
}
}
else
{
if (pm->nchars + k - 1 >= KBD_BUF_SIZE)
{ /* We don't want to overflow the buffer */
k = KBD_BUF_SIZE - pm->nchars;
}
for (j = pm->nchars + k - 1; j > i + k; j--)
{
pm->kbd_buf[j] = pm->kbd_buf[j-k];
}
pm->nchars += k;
k++;
while (k--)
{
pm->kbd_buf[i++] = ' ';
}
}
}
else
{
i++;
}
}
}
/* Find max width for text string */
utf8 = text;
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
text_w = pm->font_w;
while (*utf8)
{
int w = font_get_width(pm->font, ch);
utf8 = (unsigned char*)utf8decode(utf8, &ch);
if (w > text_w)
text_w = w;
}
pm->max_chars_text = sc->width / text_w - 2;
/* Calculate keyboard grid size */
pm->max_chars = sc->width / pm->font_w;
if (!kbd_loaded)
{
pm->lines = pm->DEFAULT_LINES;
pm->keyboard_margin = DEFAULT_MARGIN;
}
else
{
pm->lines = (sc->height - BUTTONBAR_HEIGHT - statusbar_size)
/ pm->font_h - 1;
pm->keyboard_margin = sc->height - BUTTONBAR_HEIGHT -
statusbar_size - (pm->lines+1)*pm->font_h;
if (pm->keyboard_margin < 3)
{
pm->lines--;
pm->keyboard_margin += pm->font_h;
}
if (pm->keyboard_margin > 6)
pm->keyboard_margin = 6;
}
pm->pages = (pm->nchars + (pm->lines*pm->max_chars-1))
/ (pm->lines*pm->max_chars);
if (pm->pages == 1 && kbd_loaded)
pm->lines = (pm->nchars + pm->max_chars - 1) / pm->max_chars;
pm->main_y = pm->font_h*pm->lines + pm->keyboard_margin + statusbar_size;
pm->main_x = 0;
pm->keyboard_margin -= pm->keyboard_margin/2;
#ifdef KBD_MORSE_INPUT
pm->old_main_y = pm->main_y;
if (morse_mode)
pm->main_y = sc->height - pm->font_h;
#endif
}
/* Initial edit position is after last character */
editpos = utf8length(text);
if (global_settings.talk_menu) /* voice UI? */
talk_spell(text, true); /* spell initial text */
while (!done)
{
/* These declarations are assigned to the screen on which the key
action occurred - pointers save a lot of space over array notation
when accessing the same array element countless times */
int button;
#if NB_SCREENS > 1
int button_screen;
#else
const int button_screen = 0;
#endif
struct keyboard_parameters *pm;
struct screen *sc;
int len_utf8 = utf8length(text);
FOR_NB_SCREENS(l)
screens[l].clear_display();
#ifdef KBD_MORSE_INPUT
if (morse_mode)
{
FOR_NB_SCREENS(l)
{
/* declare scoped pointers inside screen loops - hide the
declarations from previous block level */
const int w = 6; /* sysfixed font width */
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
int i;
sc->setfont(FONT_SYSFIXED); /* Draw morse code screen with sysfont */
pm->x = 0;
pm->y = statusbar_size;
buf[1] = '\0';
/* Draw morse code table with code descriptions. */
for (i = 0; morse_alphabets[i] != '\0'; i++)
{
int morse_len;
int j;
buf[0] = morse_alphabets[i];
sc->putsxy(pm->x, pm->y, buf);
for (j = 0; (morse_codes[i] >> j) > 0x01; j++) ;
morse_len = j;
pm->x += w + 3;
for (j = 0; j < morse_len; j++)
{
if ((morse_codes[i] >> (morse_len-j-1)) & 0x01)
sc->fillrect(pm->x + j*4, pm->y + 2, 3, 4);
else
sc->fillrect(pm->x + j*4, pm->y + 3, 1, 2);
}
pm->x += w*5 - 3;
if (pm->x >= sc->width - w*6)
{
pm->x = 0;
pm->y += 8; /* sysfixed font height */
}
}
}
}
else
#endif /* KBD_MORSE_INPUT */
{
/* draw page */
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
int i, j, k;
sc->setfont(pm->curfont);
k = pm->page*pm->max_chars*pm->lines;
for (i = j = 0; j < pm->lines && k < pm->nchars; k++)
{
int w;
utf8 = utf8encode(pm->kbd_buf[k], outline);
*utf8 = 0;
sc->getstringsize(outline, &w, NULL);
sc->putsxy(i*pm->font_w + (pm->font_w-w) / 2,
j*pm->font_h + statusbar_size, outline);
if (++i >= pm->max_chars)
{
i = 0;
j++;
}
}
}
}
/* separator */
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
int i = 0, j = 0;
/* Clear text area one pixel above separator line so any overdraw
doesn't collide */
sc->set_drawmode(DRMODE_SOLID | DRMODE_INVERSEVID);
sc->fillrect(0, pm->main_y - pm->keyboard_margin - 1,
sc->width, pm->font_h + 4);
sc->set_drawmode(DRMODE_SOLID);
sc->hline(0, sc->width - 1, pm->main_y - pm->keyboard_margin);
/* write out the text */
sc->setfont(pm->curfont);
pm->curpos = MIN(editpos, pm->max_chars_text
- MIN(len_utf8 - editpos, 2));
pm->leftpos = editpos - pm->curpos;
utf8 = text + utf8seek(text, pm->leftpos);
text_w = pm->font_w;
while (*utf8 && i < pm->max_chars_text)
{
outline[j++] = *utf8++;
if ((*utf8 & MASK) != COMP)
{
int w;
outline[j] = 0;
j=0;
i++;
sc->getstringsize(outline, &w, NULL);
sc->putsxy(i*text_w + (text_w-w)/2, pm->main_y, outline);
}
}
if (pm->leftpos > 0)
{
/* Draw nicer bitmap arrow if room, else settle for "<". */
if (text_w >= 6 && pm->font_h >= 8)
{
screen_put_iconxy(sc, (text_w - 6) / 2,
pm->main_y + (pm->font_h - 8) / 2 ,
Icon_Reverse_Cursor);
}
else
{
int w;
sc->getstringsize("<", &w, NULL);
sc->putsxy(text_w - w, pm->main_y, "<");
}
}
if (len_utf8 - pm->leftpos > pm->max_chars_text)
{
/* Draw nicer bitmap arrow if room, else settle for ">". */
if (text_w >= 6 && pm->font_h >= 8)
{
screen_put_iconxy(sc, sc->width - text_w + (text_w - 6) / 2,
pm->main_y + (pm->font_h - 8) / 2,
Icon_Cursor);
}
else
{
sc->putsxy(sc->width - text_w, pm->main_y, ">");
}
}
/* cursor */
i = (pm->curpos + 1) * text_w;
if (cur_blink)
sc->vline(i, pm->main_y, pm->main_y + pm->font_h - 1);
if (pm->hangul) /* draw underbar */
sc->hline(pm->curpos*text_w, (pm->curpos+1)*text_w,
pm->main_y + pm->font_h - 1);
}
cur_blink = !cur_blink;
#ifdef HAS_BUTTONBAR
/* draw the button bar */
gui_buttonbar_set(&buttonbar, "Shift", "OK", "Del");
gui_buttonbar_draw(&buttonbar);
#endif
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
sc->set_drawmode(DRMODE_COMPLEMENT);
#ifdef KBD_MODES
if (pm->line_edit)
sc->fillrect(0, pm->main_y - pm->keyboard_margin + 2,
sc->width, pm->font_h + 2);
else /* highlight the key that has focus */
#endif
sc->fillrect(pm->font_w*pm->x,
statusbar_size + pm->font_h*pm->y,
pm->font_w, pm->font_h);
sc->set_drawmode(DRMODE_SOLID);
}
gui_syncstatusbar_draw(&statusbars, true);
FOR_NB_SCREENS(l)
screens[l].update();
button = get_action(CONTEXT_KEYBOARD, HZ/2);
#if NB_SCREENS > 1
button_screen = (get_action_statuscode(NULL) & ACTION_REMOTE) ? 1 : 0;
#endif
pm = &param[button_screen];
sc = &screens[button_screen];
#if defined KBD_MORSE_INPUT && !defined KBD_MODES
if (morse_mode)
{
/* Remap some buttons for morse mode. */
if (button == ACTION_KBD_LEFT)
button = ACTION_KBD_CURSOR_LEFT;
if (button == ACTION_KBD_RIGHT)
button = ACTION_KBD_CURSOR_RIGHT;
}
#endif
switch ( button )
{
case ACTION_KBD_ABORT:
FOR_NB_SCREENS(l)
screens[l].setfont(FONT_UI);
#ifdef HAS_BUTTONBAR
global_settings.buttonbar=buttonbar_config;
#endif
return -1;
break;
case ACTION_KBD_PAGE_FLIP:
{
int k;
#ifdef KBD_MORSE_INPUT
if (morse_mode)
break;
#endif
if (++pm->page >= pm->pages)
pm->page = 0;
k = get_param_k(pm);
kbd_spellchar(pm->kbd_buf[k]);
break;
}
#ifdef KBD_MORSE_INPUT
case ACTION_KBD_MORSE_INPUT:
morse_mode = !morse_mode;
FOR_NB_SCREENS(l)
{
struct keyboard_parameters *pm = &param[l];
struct screen *sc = &screens[l];
pm->x = pm->y = pm->page = 0;
if (morse_mode)
{
pm->old_main_y = pm->main_y;
pm->main_y = sc->height - pm->font_h;
}
else
{
pm->main_y = pm->old_main_y;
}
}
/* FIXME: We should talk something like Morse mode.. */
break;
#endif /* KBD_MORSE_INPUT */
case ACTION_KBD_RIGHT:
#ifdef KBD_MODES
#ifdef KBD_MORSE_INPUT
/* allow cursor change in non line edit morse mode */
if (pm->line_edit || morse_mode)
#else
/* right doubles as cursor_right in line_edit */
if (pm->line_edit)
#endif
{
pm->hangul = false;
if (editpos < len_utf8)
{
int c = utf8seek(text, ++editpos);
kbd_spellchar(text[c]);
}
#if CONFIG_CODEC == SWCODEC
else if (global_settings.talk_menu)
pcmbuf_beep(1000, 150, 1500);
#endif
}
else
#endif /* KBD_MODES */
{
int k;
#ifdef KBD_MORSE_INPUT
if (morse_mode)
break;
#endif
if (++pm->x >= pm->max_chars)
{
#ifndef KBD_PAGE_FLIP
/* no dedicated flip key - flip page on wrap */
if (++pm->page >= pm->pages)
pm->page = 0;
#endif
pm->x = 0;
}
k = get_param_k(pm);
kbd_spellchar(pm->kbd_buf[k]);
}
break;
case ACTION_KBD_LEFT:
#ifdef KBD_MODES
#ifdef KBD_MORSE_INPUT
/* allow cursor change in non line edit morse mode */
if (pm->line_edit || morse_mode)
#else
/* left doubles as cursor_left in line_edit */
if (pm->line_edit)
#endif
{
pm->hangul = false;
if (editpos > 0)
{
int c = utf8seek(text, --editpos);
kbd_spellchar(text[c]);
}
#if CONFIG_CODEC == SWCODEC
else if (global_settings.talk_menu)
pcmbuf_beep(1000, 150, 1500);
#endif
}
else
#endif /* KBD_MODES */
{
int k;
#ifdef KBD_MORSE_INPUT
if (morse_mode)
break;
#endif
if (--pm->x < 0)
{
#ifndef KBD_PAGE_FLIP
/* no dedicated flip key - flip page on wrap */
if (--pm->page < 0)
pm->page = pm->pages - 1;
#endif
pm->x = pm->max_chars - 1;
}
k = get_param_k(pm);
kbd_spellchar(pm->kbd_buf[k]);
}
break;
case ACTION_KBD_DOWN:
#ifdef KBD_MORSE_INPUT
#ifdef KBD_MODES
if (morse_mode)
{
pm->line_edit = !pm->line_edit;
if(pm->line_edit)
say_edit();
}
else
#else
if (morse_mode)
break;
#endif
#endif /* KBD_MORSE_INPUT */
{
#ifdef KBD_MODES
if (pm->line_edit)
{
pm->y = 0;
pm->line_edit = false;
}
else
#endif
if (++pm->y >= pm->lines)
#ifdef KBD_MODES
{
pm->line_edit = true;
say_edit();
}
#else
pm->y = 0;
#endif
}
#ifdef KBD_MODES
if (!pm->line_edit)
#endif
{
int k = get_param_k(pm);
kbd_spellchar(pm->kbd_buf[k]);
}
break;
case ACTION_KBD_UP:
#ifdef KBD_MORSE_INPUT
#ifdef KBD_MODES
if (morse_mode)
{
pm->line_edit = !pm->line_edit;
if(pm->line_edit)
say_edit();
}
else
#else
if (morse_mode)
break;
#endif
#endif /* KBD_MORSE_INPUT */
{
#ifdef KBD_MODES
if (pm->line_edit)
{
pm->y = pm->lines - 1;
pm->line_edit = false;
}
else
#endif
if (--pm->y < 0)
#ifdef KBD_MODES
{
pm->line_edit = true;
say_edit();
}
#else
pm->y = pm->lines - 1;
#endif
}
#ifdef KBD_MODES
if (!pm->line_edit)
#endif
{
int k = get_param_k(pm);
kbd_spellchar(pm->kbd_buf[k]);
}
break;
case ACTION_KBD_DONE:
/* accepts what was entered and continues */
done = true;
break;
#ifdef KBD_MORSE_INPUT
case ACTION_KBD_MORSE_SELECT:
if (morse_mode && morse_reading)
{
morse_code <<= 1;
if ((current_tick - morse_tick) > HZ/5)
morse_code |= 0x01;
}
break;
#endif /* KBD_MORSE_INPUT */
case ACTION_KBD_SELECT:
case ACTION_KBD_SELECT_REM:
#ifdef KBD_MORSE_INPUT
#ifdef KBD_MODES
if (morse_mode && !pm->line_edit)
#else
if (morse_mode)
#endif
{
morse_tick = current_tick;
if (!morse_reading)
{
morse_reading = true;
morse_code = 1;
}
break;
}
#endif /* KBD_MORSE_INPUT */
/* inserts the selected char */
#ifdef KBD_MODES
if (pm->line_edit)
{ /* select doubles as backspace in line_edit */
if (pm->hangul)
{
if (pm->htail)
pm->htail = 0;
else if (pm->hvowel)
pm->hvowel = 0;
else
pm->hangul = false;
}
kbd_delchar(text, &editpos);
if (pm->hangul)
{
if (pm->hvowel)
ch = hangul_join(pm->hlead, pm->hvowel, pm->htail);
else
ch = pm->hlead;
kbd_inschar(text, buflen, &editpos, ch);
}
}
else
#endif /* KBD_MODES */
{
/* find input char */
int k = get_param_k(pm);
ch = (k < pm->nchars) ? pm->kbd_buf[k] : ' ';
/* check for hangul input */
if (ch >= 0x3131 && ch <= 0x3163)
{
unsigned short tmp;
if (!pm->hangul)
{
pm->hlead = pm->hvowel = pm->htail = 0;
pm->hangul = true;
}
if (!pm->hvowel)
{
pm->hvowel = ch;
}
else if (!pm->htail)
{
pm->htail = ch;
}
else
{ /* previous hangul complete */
/* check whether tail is actually lead of next char */
tmp = hangul_join(pm->htail, ch, 0);
if (tmp != 0xfffd)
{
tmp = hangul_join(pm->hlead, pm->hvowel, 0);
kbd_delchar(text, &editpos);
kbd_inschar(text, buflen, &editpos, tmp);
/* insert dummy char */
kbd_inschar(text, buflen, &editpos, ' ');
pm->hlead = pm->htail;
pm->hvowel = ch;
pm->htail = 0;
}
else
{
pm->hvowel = pm->htail = 0;
pm->hlead = ch;
}
}
/* combine into hangul */
tmp = hangul_join(pm->hlead, pm->hvowel, pm->htail);
if (tmp != 0xfffd)
{
kbd_delchar(text, &editpos);
ch = tmp;
}
else
{
pm->hvowel = pm->htail = 0;
pm->hlead = ch;
}
}
else
{
pm->hangul = false;
}
/* insert char */
kbd_inschar(text, buflen, &editpos, ch);
}
if (global_settings.talk_menu) /* voice UI? */
talk_spell(text, false);
/* speak revised text */
break;
#if !defined (KBD_MODES) || defined (KBD_CURSOR_KEYS)
case ACTION_KBD_BACKSPACE:
if (pm->hangul)
{
if (pm->htail)
pm->htail = 0;
else if (pm->hvowel)
pm->hvowel = 0;
else
pm->hangul = false;
}
kbd_delchar(text, &editpos);
if (pm->hangul)
{
if (pm->hvowel)
ch = hangul_join(pm->hlead, pm->hvowel, pm->htail);
else
ch = pm->hlead;
kbd_inschar(text, buflen, &editpos, ch);
}
if (global_settings.talk_menu) /* voice UI? */
talk_spell(text, false); /* speak revised text */
break;
case ACTION_KBD_CURSOR_RIGHT:
pm->hangul = false;
if (editpos < len_utf8)
{
int c = utf8seek(text, ++editpos);
kbd_spellchar(text[c]);
}
#if CONFIG_CODEC == SWCODEC
else if (global_settings.talk_menu)
pcmbuf_beep(1000, 150, 1500);
#endif
break;
case ACTION_KBD_CURSOR_LEFT:
pm->hangul = false;
if (editpos > 0)
{
int c = utf8seek(text, --editpos);
kbd_spellchar(text[c]);
}
#if CONFIG_CODEC == SWCODEC
else if (global_settings.talk_menu)
pcmbuf_beep(1000, 150, 1500);
#endif
break;
#endif /* !defined (KBD_MODES) || defined (KBD_CURSOR_KEYS) */
case BUTTON_NONE:
gui_syncstatusbar_draw(&statusbars, false);
#ifdef KBD_MORSE_INPUT
if (morse_reading)
{
int j;
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 ;
}
/* turn off hangul input */
FOR_NB_SCREENS(l)
param[l].hangul = false;
kbd_inschar(text, buflen, &editpos, morse_alphabets[j]);
if (global_settings.talk_menu) /* voice UI? */
talk_spell(text, false); /* speak revised text */
}
#endif /* KBD_MORSE_INPUT */
break;
default:
if (default_event_handler(button) == SYS_USB_CONNECTED)
{
FOR_NB_SCREENS(l)
screens[l].setfont(FONT_SYSFIXED);
}
break;
} /* end switch */
if (button != BUTTON_NONE)
{
cur_blink = true;
}
}
#ifdef HAS_BUTTONBAR
global_settings.buttonbar = buttonbar_config;
#endif
FOR_NB_SCREENS(l)
screens[l].setfont(FONT_UI);
return 0;
}
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