rockbox/apps/player/keyboard.c
Mats Lidell f3313da2da First attempt in rocklatin1 input for player.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3134 a1c6a512-1295-4272-9138-f99709370657
2003-01-20 12:25:28 +00:00

159 lines
4.3 KiB
C

/***************************************************************************
* __________ __ ___.
* 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 <string.h>
#include "lcd-player-charset.h"
#include "debug.h"
#define KEYBOARD_PAGES 3
unsigned short *lcd_ascii;
static unsigned short* kbd_setupkeys(int page, int* len)
{
static unsigned short lines[256];
unsigned short ch;
int i = 0;
switch (page) {
case 0: /* Capitals */
for (ch = 'A'; ch <= 'Z'; ch++) lines[i++] = ch;
for (ch = 0xc0; ch <= 0xdd; ch++)
if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
lines[i++] = ch;
break;
case 1: /* Small */
for (ch = 'a'; ch <= 'z'; ch++) lines[i++] = ch;
for (ch = 0xdf; ch <= 0xff; ch++)
if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
lines[i++] = ch;
break;
case 2: /* Others */
for (ch = ' '; ch <= '@'; ch++) lines[i++] = ch;
for (ch = 0x5b; ch <= 0x60; ch++)
if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
lines[i++] = ch;
for (ch = 0x07b; ch <= 0x0bf; ch++)
if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
lines[i++] = ch;
break;
}
lines[i] = 0;
*len = i;
return lines;
}
int kbd_input(char* text, int buflen)
{
bool done = false;
int page=0, x=0;
int linelen;
unsigned short* line = kbd_setupkeys(page, &linelen);
while(!done)
{
int i;
int len = strlen(text);
lcd_clear_display();
/* draw chars */
for (i=0; i < 11; i++) {
if (line[i+x])
lcd_putc(i, 1, line[i+x]);
else
break;
}
/* write out the text */
if (len <= 11) {
/* if we have enough room */
lcd_puts(0, 0, text);
}
else {
/* if we don't have enough room, write out the last bit only */
lcd_putc(0, 0, '<');
lcd_puts(1, 0, text + len - 10);
}
lcd_update();
switch ( button_get(true) ) {
case BUTTON_MENU | BUTTON_STOP:
/* abort */
return -1;
break;
case BUTTON_MENU:
/* shift */
if (++page == KEYBOARD_PAGES)
page = 0;
line = kbd_setupkeys(page, &linelen);
break;
case BUTTON_RIGHT:
case BUTTON_RIGHT | BUTTON_REPEAT:
if (x < linelen - 1)
x++;
else
x = 0;
break;
case BUTTON_LEFT:
case BUTTON_LEFT | BUTTON_REPEAT:
if (x)
x--;
else
x = linelen - 1;
break;
case BUTTON_STOP:
/* backspace */
if (len)
text[len-1] = 0;
break;
case BUTTON_ON:
/* ON accepts what was entered and continues */
done = true;
break;
case BUTTON_PLAY:
/* PLAY inserts the selected char */
if (len<buflen)
{
text[len] = line[x];
text[len+1] = 0;
}
break;
}
}
return 0;
}