565505abd4
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3171 a1c6a512-1295-4272-9138-f99709370657
304 lines
9.5 KiB
C
304 lines
9.5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Björn Stenberg
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "lcd.h"
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#include "button.h"
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#include "kernel.h"
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#include "version.h"
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#include "debug_menu.h"
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#include "sprintf.h"
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#include <string.h>
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#include "lcd-player-charset.h"
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#include "debug.h"
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#define KEYBOARD_PAGES 3
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unsigned short *lcd_ascii;
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static unsigned short* kbd_setupkeys(int page, int* len)
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{
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static unsigned short lines[128];
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unsigned short ch;
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int i = 0;
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switch (page) {
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case 0: /* Capitals */
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for (ch = 'A'; ch <= 'Z'; ch++)
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lines[i++] = ch;
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for (ch = 0xc0; ch <= 0xdd; ch++)
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if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
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lines[i++] = ch;
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break;
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case 1: /* Small */
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for (ch = 'a'; ch <= 'z'; ch++)
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lines[i++] = ch;
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for (ch = 0xdf; ch <= 0xff; ch++)
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if (lcd_ascii[ch] != NOCHAR_NEW && lcd_ascii[ch] != NOCHAR_OLD)
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lines[i++] = ch;
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break;
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case 2: /* Others */
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for (ch = ' '; ch <= '@'; ch++)
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lines[i++] = ch;
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break;
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}
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lines[i] = 0;
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*len = i;
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return lines;
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}
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/* Delimiters for highlighting the character selected for insertion */
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#define KEYBOARD_INSERT_LEFT 0x81
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#define KEYBOARD_INSERT_RIGHT 0x82
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#define KEYBOARD_CURSOR 0x7f
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#define KEYBOARD_ARROW 0x92
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#define MENU_LINE_INPUT 0
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#define MENU_LINE_NEWCHARS 1
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#define MENU_LINE_BACKSPACE 2
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#define MENU_LINE_DELETE 3
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#define MENU_LINE_ACCEPT 4
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#define MENU_LINE_QUIT 5
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#define MENU_LINE_LAST 5
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int kbd_input(char* text, int buflen)
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{
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bool done = false;
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int page=0, x=0;
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int linelen;
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unsigned short* line = kbd_setupkeys(page, &linelen);
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int menu_line=0;
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int cursor_pos=0;
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int button_pressed;
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unsigned char temptext[12];
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int old_cursor_pos=0; /* Windowed cursor movement */
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int left_pos=0;
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lcd_clear_display();
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while (!done) {
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int i, p;
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int len = strlen(text);
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/* draw input */
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if (old_cursor_pos<cursor_pos && 7<(cursor_pos-left_pos) && cursor_pos<(len-1))
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left_pos++;
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else
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if (cursor_pos<old_cursor_pos && (cursor_pos-left_pos)<2 && 0<left_pos)
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left_pos--;
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p=0;
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i = left_pos;
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while (p<10 && line[i]) {
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temptext[p++]=text[i++];
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}
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temptext[p]=0;
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lcd_puts(1, 0, temptext);
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lcd_put_cursor(cursor_pos-left_pos+1, 0, 0x7f);
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old_cursor_pos=cursor_pos;
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switch (menu_line) {
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case MENU_LINE_INPUT:
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case MENU_LINE_NEWCHARS:
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/* Draw insert chars */
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temptext[0]=KEYBOARD_INSERT_LEFT;
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temptext[1]=line[x%linelen];
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temptext[2]=KEYBOARD_INSERT_RIGHT;
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for (i=1; i < 8; i++) {
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temptext[i+2]=line[(i+x)%linelen];
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}
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temptext[p]=0;
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lcd_puts(1, 1, temptext);
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break;
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case MENU_LINE_BACKSPACE:
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lcd_puts_scroll(1, 1, "Backspace");
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break;
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case MENU_LINE_DELETE:
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lcd_puts_scroll(1, 1, "Delete");
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break;
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case MENU_LINE_ACCEPT:
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lcd_puts_scroll(1, 1, "Accept");
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break;
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case MENU_LINE_QUIT:
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lcd_puts_scroll(1, 1, "Abort");
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break;
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}
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if (menu_line==MENU_LINE_INPUT) {
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lcd_putc(0, 0, KEYBOARD_ARROW);
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lcd_putc(0, 1, ' ');
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} else {
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lcd_putc(0, 0, ' ');
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lcd_putc(0, 1, KEYBOARD_ARROW);
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}
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lcd_update();
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button_pressed=button_get(true);
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switch (menu_line)
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{
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case MENU_LINE_INPUT:
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switch (button_pressed)
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{
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case BUTTON_UP:
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case BUTTON_UP | BUTTON_REPEAT:
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if (cursor_pos<len)
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cursor_pos++;
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button_pressed=BUTTON_NONE;
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break;
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case BUTTON_DOWN:
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case BUTTON_DOWN | BUTTON_REPEAT:
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if (cursor_pos>0)
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cursor_pos--;
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button_pressed=BUTTON_NONE;
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break;
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}
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break;
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case MENU_LINE_NEWCHARS:
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switch (button_pressed)
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{
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case BUTTON_UP:
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case BUTTON_UP | BUTTON_REPEAT:
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x=(x+1+linelen)%linelen;
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button_pressed=BUTTON_NONE;
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break;
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case BUTTON_DOWN:
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case BUTTON_DOWN | BUTTON_REPEAT:
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x=(x-1+linelen)%linelen;
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button_pressed=BUTTON_NONE;
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break;
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case BUTTON_MENU:
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/* shift */
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if (++page == KEYBOARD_PAGES)
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page = 0;
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line = kbd_setupkeys(page, &linelen);
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break;
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case BUTTON_ON:
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if (len < buflen) {
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/* ON insert the char */
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for (i=len; i>cursor_pos; i--) {
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text[i]=text[i-1];
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}
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text[cursor_pos]=line[x];
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button_pressed=BUTTON_NONE;
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cursor_pos++;
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}
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break;
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}
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break;
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case MENU_LINE_BACKSPACE:
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switch (button_pressed) {
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case BUTTON_ON:
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case BUTTON_PLAY:
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case BUTTON_PLAY | BUTTON_REPEAT:
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button_pressed=BUTTON_NONE;
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if (0 < cursor_pos) {
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for (i=--cursor_pos; i<=len; i++) {
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text[i]=text[i+1];
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}
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}
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break;
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case BUTTON_STOP:
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case BUTTON_STOP | BUTTON_REPEAT:
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button_pressed=BUTTON_NONE;
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for (i=cursor_pos; i<=len; i++) {
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text[i]=text[i+1];
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}
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break;
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}
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break;
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case MENU_LINE_DELETE:
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switch (button_pressed) {
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case BUTTON_ON:
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case BUTTON_PLAY:
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case BUTTON_PLAY | BUTTON_REPEAT:
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button_pressed=BUTTON_NONE;
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for (i=cursor_pos; i<=len; i++) {
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text[i]=text[i+1];
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}
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break;
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case BUTTON_STOP:
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case BUTTON_STOP | BUTTON_REPEAT:
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button_pressed=BUTTON_NONE;
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if (0 < cursor_pos)
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for (i=--cursor_pos; i<=len; i++) {
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text[i]=text[i+1];
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}
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break;
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}
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break;
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case MENU_LINE_ACCEPT:
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switch (button_pressed) {
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case BUTTON_ON:
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case BUTTON_PLAY:
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case BUTTON_PLAY | BUTTON_REPEAT:
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button_pressed=BUTTON_NONE;
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done=true;
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break;
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}
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break;
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case MENU_LINE_QUIT:
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switch (button_pressed) {
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case BUTTON_ON:
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case BUTTON_PLAY:
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case BUTTON_PLAY | BUTTON_REPEAT:
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return 1;
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break;
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}
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break;
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}
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/* Handle unhandled events */
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switch (button_pressed) {
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case BUTTON_NONE:
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/* button is already handled */
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break;
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case BUTTON_MENU | BUTTON_STOP:
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break;
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case BUTTON_RIGHT:
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case BUTTON_RIGHT | BUTTON_REPEAT:
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if (menu_line<MENU_LINE_LAST)
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menu_line++;
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else
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menu_line=0;
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break;
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case BUTTON_LEFT:
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case BUTTON_LEFT | BUTTON_REPEAT:
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if (menu_line>0)
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menu_line--;
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else
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menu_line=MENU_LINE_LAST;
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break;
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}
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}
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return 0;
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}
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