forked from len0rd/rockbox
Added virtual keyboard for text input, loosely based on John Wood's code
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2928 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg
parent
b070dd55be
commit
c8cb6ffcc0
4 changed files with 351 additions and 1 deletions
24
apps/keyboard.h
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24
apps/keyboard.h
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/***************************************************************************
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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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#ifndef _KEYBOARD_H
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#define _KEYBOARD_H
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int kbd_input(char* buffer, int buflen);
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#endif
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117
apps/player/keyboard.c
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117
apps/player/keyboard.c
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/***************************************************************************
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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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#define KEYBOARD_PAGES 4
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static char* kbd_setupkeys(int page)
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{
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static char* lines[] = {
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ",
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"abcdefghijklmnopqrstuvwxyz",
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"01234567890!@#$%&/(){}[]<>",
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"+-*_.,:;!?'"
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};
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return lines[page];
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}
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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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char* line = kbd_setupkeys(page);
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int linelen = strlen(line);
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while(!done)
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{
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int i;
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int len = strlen(text);
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lcd_clear_display();
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/* draw chars */
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for (i=0; i < 11; i++)
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lcd_putc(i, 1, line[i+x]);
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/* write out the text */
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if (len <= 11) {
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/* if we have enough room */
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lcd_puts(0, 0, text);
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}
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else {
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/* if we don't have enough room, write out the last bit only */
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lcd_putc(0, 0, '<');
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lcd_puts(1, 0, text + len - 10);
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}
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lcd_update();
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switch ( button_get(true) ) {
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case BUTTON_MENU:
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/* Page */
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if (++page == KEYBOARD_PAGES)
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page = 0;
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line = kbd_setupkeys(page);
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linelen = strlen(line);
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break;
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case BUTTON_RIGHT:
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if (x < linelen - 1)
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x++;
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else
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x = 0;
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break;
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case BUTTON_LEFT:
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if (x)
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x--;
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else
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x = linelen - 1;
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break;
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case BUTTON_STOP:
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/* backspace */
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if (len)
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text[len-1] = 0;
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break;
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case BUTTON_ON:
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/* F2 accepts what was entered and continues */
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done = true;
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break;
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case BUTTON_PLAY:
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/* PLAY inserts the selected char */
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if (len<buflen)
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{
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text[len] = line[x];
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text[len+1] = 0;
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}
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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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206
apps/recorder/keyboard.c
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206
apps/recorder/keyboard.c
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@ -0,0 +1,206 @@
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/***************************************************************************
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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 "bmp.h"
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#include "icons.h"
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#include "font.h"
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#define KEYBOARD_LINES 4
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#define KEYBOARD_PAGES 3
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static void kbd_setupkeys(char* line[KEYBOARD_LINES], int page)
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{
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switch (page) {
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case 0:
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line[0] = "ABCDEFG !?\" @#$%+'";
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line[1] = "HIJKLMN 789 &_()-`";
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line[2] = "OPQRSTU 456 §|{}/<";
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line[3] = "VWXYZ.,0123 ~=[]*>";
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break;
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case 1:
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line[0] = "abcdefg ¢£¤¥¦§©®¬";
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line[1] = "hijklmn «»°ºª¹²³¶";
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line[2] = "opqrsty ¯±×÷¡¿µ·¨";
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line[3] = "vwxyz ¼½¾ ";
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break;
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case 2:
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line[0] = "ÀÁÂÃÄÅÆ ÌÍÎÏ ÈÉÊË";
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line[1] = "àáâãäåæ ìíîï èéêë";
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line[2] = "ÓÒÔÕÖØ ÇÐÞÝß ÙÚÛÜ";
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line[3] = "òóôõöø çðþýÿ ùúûü";
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break;
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}
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}
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static void kbd_draw_statusbar_button(int num, char* caption, int y, int fw)
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{
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int x, x2, tw, cx;
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x = num*(LCD_WIDTH/3);
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x2 = (num+1)*(LCD_WIDTH/3);
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tw = fw * strlen(caption);
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cx = x2 - x;
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/* center the text */
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lcd_putsxy((x + (cx/2)) - (tw/2), y, caption);
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lcd_invertrect(x, y - 1, (x2-x)-1, LCD_HEIGHT-y+1);
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}
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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;
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int font_w = 0, font_h = 0, i;
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int x = 0, y = 0;
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int main_x, main_y, max_chars, margin;
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int status_y1, status_y2, curpos;
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int len;
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char* line[KEYBOARD_LINES];
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char c = 0;
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struct font* font = font_get(FONT_SYSFIXED);
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font_w = font->maxwidth;
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font_h = font->height;
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margin = 3;
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main_y = (KEYBOARD_LINES + 1) * font_h + margin;
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main_x = 0;
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status_y1 = LCD_HEIGHT - font_h;
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status_y2 = LCD_HEIGHT;
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max_chars = LCD_WIDTH / font_w;
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kbd_setupkeys(line, page);
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while(!done)
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{
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lcd_clear_display();
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/* draw page */
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for (i=0; i < KEYBOARD_LINES; i++)
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lcd_putsxy(0, i * font_h, line[i]);
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len = strlen(text);
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/* separator */
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lcd_drawline(0, main_y - margin, LCD_WIDTH, main_y - margin);
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/* write out the text */
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if (len <= max_chars)
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{
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/* if we have enough room */
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lcd_putsxy(main_x, main_y, text);
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curpos = main_x + len * font_w;
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}
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else
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{
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/* if we don't have enough room, write out the last bit only */
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lcd_putsxy(0, main_y, "<");
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lcd_invertrect(0, main_y, font_w, font_h);
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lcd_putsxy(font_w, main_y, text + len - (max_chars-1));
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curpos = main_x + max_chars * font_w;
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}
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/* cursor */
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lcd_drawline(curpos, main_y, curpos, main_y + font_h);
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/* draw the status bar */
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kbd_draw_statusbar_button(0, "Shift", status_y1, font_w);
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kbd_draw_statusbar_button(1, "Done", status_y1, font_w);
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kbd_draw_statusbar_button(2, "Del", status_y1, font_w);
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/* highlight the key that has focus */
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lcd_invertrect(font_w * x, font_h * y, font_w, font_h);
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lcd_update();
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switch ( button_get(true) ) {
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case BUTTON_OFF:
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/* abort */
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return -1;
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break;
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case BUTTON_F1:
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/* Page */
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if (++page == KEYBOARD_PAGES)
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page = 0;
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kbd_setupkeys(line, page);
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break;
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case BUTTON_RIGHT:
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if (x < (int)strlen(line[y]) - 1)
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x++;
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else
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x = 0;
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break;
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case BUTTON_LEFT:
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if (x)
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x--;
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else
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x = strlen(line[y]) - 1;
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break;
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case BUTTON_DOWN:
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if (y < KEYBOARD_LINES - 1)
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y++;
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else
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y=0;
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break;
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case BUTTON_UP:
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if (y)
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y--;
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else
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y = KEYBOARD_LINES - 1;
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break;
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case BUTTON_F3:
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/* backspace */
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if (len)
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text[len-1] = 0;
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break;
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case BUTTON_F2:
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/* F2 accepts what was entered and continues */
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done = true;
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break;
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case BUTTON_PLAY:
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/* PLAY inserts the selected char */
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if (len<buflen)
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{
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c = line[y][x];
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text[len] = c;
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text[len+1] = 0;
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}
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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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@ -90,7 +90,7 @@ FIRMSRCS = $(LCDSRSC) sprintf.c id3.c debug.c usb.c mpeg.c power.c\
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APPS = main.c tree.c menu.c credits.c main_menu.c language.c\
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playlist.c wps.c wps-display.c settings.c status.c icons.c\
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screens.c peakmeter.c viewer.c sleeptimer.c
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screens.c peakmeter.c viewer.c sleeptimer.c keyboard.c
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MENUS = games_menu.c demo_menu.c settings_menu.c sound_menu.c
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@ -170,6 +170,9 @@ $(OBJDIR)/menu.o: $(APPDIR)/menu.c
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$(OBJDIR)/main_menu.o: $(APPDIR)/main_menu.c
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$(CC) $(APPCFLAGS) -c $< -o $@
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$(OBJDIR)/keyboard.o: $(MACHINEDIR)/keyboard.c
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$(CC) $(APPCFLAGS) -c $< -o $@
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$(OBJDIR)/language.o: $(APPDIR)/language.c
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$(CC) $(APPCFLAGS) -c $< -o $@
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