38e8a117aa
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4536 a1c6a512-1295-4272-9138-f99709370657
308 lines
9.1 KiB
C
308 lines
9.1 KiB
C
|
|
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2003 by Francois Boucher
|
|
*
|
|
* 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 <string.h>
|
|
|
|
#include "lcd.h"
|
|
#include "button.h"
|
|
#include "kernel.h"
|
|
#include "version.h"
|
|
#include "sprintf.h"
|
|
#include "lcd-charset.h"
|
|
#include "lang.h"
|
|
#include "debug.h"
|
|
|
|
/* Two functions that are part of the firmware for the Neo-builds only.
|
|
TODO: make them proper "official" firmware functions or replace them
|
|
with apps code */
|
|
extern void lcd_cursor(int x, int y);
|
|
extern int button_add(unsigned int button);
|
|
|
|
#define KEYBOARD_MAX_LENGTH 255
|
|
|
|
static unsigned char* kbd_screens[3] = {
|
|
"ABCDEFGHIJKLMNOPQRSTUVWXYZ",
|
|
"abcdefghijklmnopqrstuvwxyz",
|
|
" !\"#$%&'()*+,-./0123456789;<=>?@[]^_`{|}"
|
|
};
|
|
|
|
static unsigned char* kbd_screens_names[3] = {
|
|
"Capitals",
|
|
"Small",
|
|
"Others"
|
|
};
|
|
|
|
static void kbd_show_legend( int nb )
|
|
{
|
|
char buf[24];
|
|
snprintf(buf, sizeof(buf), "[%s]", kbd_screens_names[nb] );
|
|
lcd_puts( 0, 1, buf );
|
|
lcd_puts( 0, 2, kbd_screens[nb] );
|
|
lcd_puts( 0, 3, &kbd_screens[nb][20] );
|
|
}
|
|
|
|
/*
|
|
Returns text len Max = KEYBOARD_MAX_LENGTH characters.
|
|
|
|
This function MUST NOT fill in more than 'buflen' bytes into the given
|
|
buffer!
|
|
*/
|
|
static char kbdbuffer[KEYBOARD_MAX_LENGTH+1]; /* no use to alloc this huge one
|
|
on the stack */
|
|
int kbd_input(char* text, int buflen)
|
|
{
|
|
char* pstart;
|
|
char* pcursor;
|
|
char* pold;
|
|
int bufferlen;
|
|
char cursorpos = 0;
|
|
int ret = 0;
|
|
bool done = false;
|
|
int key;
|
|
int screen = 0;
|
|
int screenidx = -1;
|
|
unsigned char * pcurscreen = kbd_screens[0];
|
|
bool ctl;
|
|
|
|
bufferlen = strlen(text);
|
|
|
|
if(bufferlen > KEYBOARD_MAX_LENGTH)
|
|
bufferlen = KEYBOARD_MAX_LENGTH;
|
|
|
|
strncpy(kbdbuffer, text, bufferlen);
|
|
kbdbuffer[bufferlen] = 0;
|
|
|
|
lcd_clear_display();
|
|
|
|
/* Initial setup */
|
|
lcd_puts(0, 0, kbdbuffer);
|
|
kbd_show_legend(screen);
|
|
lcd_cursor(cursorpos, 0);
|
|
lcd_write_command(LCD_BLINKCUR);
|
|
|
|
pstart = pcursor = kbdbuffer;
|
|
|
|
while(!done) {
|
|
/* We want all the keys except the releases and the repeats */
|
|
key = button_get(true);
|
|
|
|
if( key & BUTTON_IR)
|
|
ctl = key & (NEO_IR_BUTTON_PLAY|NEO_IR_BUTTON_STOP|NEO_IR_BUTTON_BROWSE);
|
|
else
|
|
ctl = key & (BUTTON_PLAY|BUTTON_STOP|BUTTON_MENU);
|
|
|
|
if( ctl ) {
|
|
/* These key do not change the first line */
|
|
switch( key ) {
|
|
case BUTTON_MENU:
|
|
case BUTTON_IR|NEO_IR_BUTTON_BROWSE:
|
|
|
|
/* Toggle legend screen */
|
|
screen++;
|
|
if( screen == 3 )
|
|
screen = 0;
|
|
|
|
pcurscreen = kbd_screens[screen];
|
|
|
|
screenidx = -1;
|
|
kbd_show_legend( screen );
|
|
|
|
/* Restore cursor */
|
|
lcd_cursor( cursorpos, 0 );
|
|
break;
|
|
|
|
case BUTTON_PLAY:
|
|
case BUTTON_IR|NEO_IR_BUTTON_PLAY:
|
|
if( bufferlen ) {
|
|
strncpy(text, kbdbuffer, bufferlen);
|
|
text[bufferlen] = 0;
|
|
ret = bufferlen;
|
|
}
|
|
/* fallthrough */
|
|
|
|
case BUTTON_STOP:
|
|
case BUTTON_IR|NEO_IR_BUTTON_STOP:
|
|
|
|
/* Remove blinking cursor */
|
|
lcd_write_command(LCD_OFFCUR);
|
|
done = true;
|
|
}
|
|
}
|
|
else {
|
|
|
|
switch( key ) {
|
|
|
|
case BUTTON_PROGRAM:
|
|
case BUTTON_PROGRAM|BUTTON_REPEAT:
|
|
case BUTTON_IR|NEO_IR_BUTTON_PROGRAM:
|
|
|
|
/* Delete char at pcursor */
|
|
/* Check if we are at the last char */
|
|
|
|
if( *(pcursor+1) != 0 ) {
|
|
/* move rest of the string to the left in buffer */
|
|
pold = pcursor;
|
|
while( *pcursor ){
|
|
*pcursor = *(pcursor+1);
|
|
pcursor++;
|
|
}
|
|
|
|
/* Restore position */
|
|
pcursor = pold;
|
|
}
|
|
else {
|
|
*pcursor = 0;
|
|
pcursor--;
|
|
cursorpos--;
|
|
}
|
|
|
|
bufferlen--;
|
|
break;
|
|
|
|
case BUTTON_IR|NEO_IR_BUTTON_EQ:
|
|
case BUTTON_SELECT|BUTTON_LEFT:
|
|
|
|
/* Insert left */
|
|
|
|
if(bufferlen >= buflen)
|
|
break;
|
|
|
|
pold = pcursor;
|
|
|
|
/* Goto end */
|
|
while( *pcursor )
|
|
pcursor++;
|
|
|
|
/* Move string content to the right */
|
|
while( pcursor >= pold ){
|
|
*(pcursor+1) = *pcursor;
|
|
pcursor--;
|
|
}
|
|
|
|
pcursor = pold;
|
|
*pcursor = ' ';
|
|
|
|
bufferlen++;
|
|
break;
|
|
|
|
case BUTTON_IR|NEO_IR_BUTTON_MUTE:
|
|
case BUTTON_SELECT|BUTTON_RIGHT:
|
|
|
|
/* Insert Right */
|
|
|
|
if(bufferlen >= buflen)
|
|
break;
|
|
|
|
pold = pcursor;
|
|
|
|
/* Goto end */
|
|
while(*pcursor)
|
|
pcursor++;
|
|
|
|
/* Move string content to the right */
|
|
while(pcursor > pold){
|
|
*(pcursor+1) = *pcursor;
|
|
pcursor--;
|
|
}
|
|
|
|
pcursor = pold;
|
|
*(pcursor+1) = ' ';
|
|
|
|
bufferlen++;
|
|
|
|
button_add( BUTTON_RIGHT );
|
|
break;
|
|
|
|
case BUTTON_LEFT:
|
|
case BUTTON_REPEAT|BUTTON_LEFT:
|
|
case BUTTON_IR|NEO_IR_BUTTON_REWIND:
|
|
case BUTTON_IR|NEO_IR_BUTTON_REWIND|BUTTON_REPEAT:
|
|
|
|
/* Move cursor left. Shift text right if all the way to the
|
|
left */
|
|
|
|
/* Check for start of string */
|
|
if(pcursor > kbdbuffer) {
|
|
|
|
screenidx = -1;
|
|
cursorpos--;
|
|
pcursor--;
|
|
|
|
/* Check if were going off the screen */
|
|
if( cursorpos == -1 ) {
|
|
cursorpos = 0;
|
|
|
|
/* Shift text right if we are */
|
|
pstart--;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BUTTON_RIGHT:
|
|
case BUTTON_REPEAT|BUTTON_RIGHT:
|
|
case BUTTON_IR|NEO_IR_BUTTON_FFORWARD:
|
|
case BUTTON_IR|NEO_IR_BUTTON_FFORWARD|BUTTON_REPEAT:
|
|
|
|
/* Move cursor right. Shift text left if all the way to
|
|
the right */
|
|
|
|
/* Check for end of string */
|
|
if( *(pcursor+1) != 0 ) {
|
|
screenidx = -1;
|
|
cursorpos++;
|
|
pcursor++;
|
|
|
|
/* Check if were going of the screen */
|
|
if( cursorpos == 20 ) {
|
|
cursorpos = 19;
|
|
|
|
/* Shift text left if we are */
|
|
pstart++;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case BUTTON_UP:
|
|
case BUTTON_UP|BUTTON_REPEAT:
|
|
case BUTTON_IR|NEO_IR_BUTTON_VOLUP:
|
|
case BUTTON_IR|NEO_IR_BUTTON_VOLUP|BUTTON_REPEAT:
|
|
screenidx += 2;
|
|
/* fallthrough */
|
|
case BUTTON_DOWN:
|
|
case BUTTON_DOWN|BUTTON_REPEAT:
|
|
case BUTTON_IR|NEO_IR_BUTTON_VOLDN:
|
|
case BUTTON_IR|NEO_IR_BUTTON_VOLDN|BUTTON_REPEAT:
|
|
screenidx--;
|
|
|
|
if( screenidx < 0 )
|
|
screenidx = strlen(pcurscreen)-1;
|
|
|
|
if( pcurscreen[screenidx] == 0 )
|
|
screenidx = 0;
|
|
|
|
/* Changes the character over the cursor */
|
|
*pcursor = pcurscreen[screenidx];
|
|
}
|
|
|
|
lcd_puts( 0, 0, pstart);
|
|
lcd_cursor( cursorpos, 0 );
|
|
}
|
|
}
|
|
return ret;
|
|
}
|