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Added cursor movement (Alexander Eickhoff's patch, minus some cosmetics.)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3411 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2003-03-10 15:09:27 +00:00
parent a039091187
commit aa2972d41b
1 changed files with 103 additions and 31 deletions
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134
apps/recorder/keyboard.c
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@ -23,10 +23,8 @@
#include "debug_menu.h"
#include "sprintf.h"
#include <string.h>
#include "bmp.h"
#include "icons.h"
#include "font.h"
#include "screens.h"
#define KEYBOARD_LINES 4
#define KEYBOARD_PAGES 3
@ -45,7 +43,7 @@ static void kbd_setupkeys(char* line[KEYBOARD_LINES], int page)
line[0] = "abcdefg ¢£¤¥¦§©®¬";
line[1] = "hijklmn «»°ºª¹²³¶";
line[2] = "opqrstu ¯±×÷¡¿µ·¨";
line[3] = "vwxyz ¼½¾ ";
line[3] = "vwxyz., ¼½¾ ";
break;
case 2:
@ -79,8 +77,10 @@ int kbd_input(char* text, int buflen)
int main_x, main_y, max_chars, margin;
int status_y1, status_y2, curpos;
int len;
char* line[KEYBOARD_LINES];
int editpos;
char* line[KEYBOARD_LINES];
char outline[256];
char c = 0;
struct font* font = font_get(FONT_SYSFIXED);
@ -94,6 +94,8 @@ int kbd_input(char* text, int buflen)
status_y1 = LCD_HEIGHT - font_h;
status_y2 = LCD_HEIGHT;
editpos = strlen(text);
max_chars = LCD_WIDTH / font_w;
kbd_setupkeys(line, page);
@ -106,43 +108,73 @@ int kbd_input(char* text, int buflen)
lcd_putsxy(0, i * font_h, line[i]);
len = strlen(text);
/* separator */
lcd_drawline(0, main_y - margin, LCD_WIDTH, main_y - margin);
/* write out the text */
if (len <= max_chars)
{
/* if we have enough room */
lcd_putsxy(main_x, main_y, text);
curpos = main_x + len * font_w;
if (editpos < max_chars - 3 )
{
strncpy(outline, text, max_chars - 2);
if (len > max_chars - 2)
lcd_putsxy(LCD_WIDTH - font_w, main_y, ">");
curpos = (1 + editpos) * font_w;
}
else
{
/* if we don't have enough room, write out the last bit only */
lcd_putsxy(0, main_y, "<");
lcd_invertrect(0, main_y, font_w, font_h);
lcd_putsxy(font_w, main_y, text + len - (max_chars-1));
curpos = main_x + max_chars * font_w;
/* not room for all text, cut left, right or both */
if (editpos == len )
{
if ( max_chars - 3 == len)
{
strncpy(outline, text, max_chars - 2);
curpos = (1 + editpos) * font_w;
}
else
{
strncpy(outline, text + editpos - max_chars + 2,
max_chars - 2);
if (len > max_chars - 2)
lcd_putsxy(0, main_y, "<");
curpos = ( max_chars - 1) * font_w;
}
}
else
{
if (len - 1 == editpos)
{
strncpy(outline, text + editpos - max_chars + 3,
max_chars - 2);
curpos = ( max_chars - 2) * font_w;
}
else
{
strncpy(outline, text + editpos - max_chars + 4,
max_chars - 2);
curpos = ( max_chars - 3) * font_w;
}
lcd_putsxy(LCD_WIDTH - font_w, main_y, ">");
lcd_putsxy(0, main_y, "<");
}
}
lcd_putsxy(font_w,main_y,outline);
/* cursor */
lcd_drawline(curpos, main_y, curpos, main_y + font_h);
/* draw the status bar */
kbd_draw_statusbar_button(0, "Shift", status_y1, font_w);
kbd_draw_statusbar_button(1, "Cancl", status_y1, font_w);
kbd_draw_statusbar_button(1, "OK", status_y1, font_w);
kbd_draw_statusbar_button(2, "Del", status_y1, font_w);
/* highlight the key that has focus */
/* highlight the key that has focus */
lcd_invertrect(font_w * x, font_h * y, font_w, font_h);
lcd_update();
switch ( button_get(true) ) {
case BUTTON_OFF:
case BUTTON_F2:
/* abort */
lcd_setfont(FONT_UI);
return -1;
@ -157,9 +189,9 @@ int kbd_input(char* text, int buflen)
case BUTTON_RIGHT:
case BUTTON_RIGHT | BUTTON_REPEAT:
if (x < (int)strlen(line[y]) - 1)
x++;
else
if (x < (int)strlen(line[y]) - 1)
x++;
else
x = 0;
break;
@ -190,12 +222,21 @@ int kbd_input(char* text, int buflen)
case BUTTON_F3:
case BUTTON_F3 | BUTTON_REPEAT:
/* backspace */
if (len)
text[len-1] = 0;
if (editpos > 0)
{
for (i = editpos; i <= (len - 1);i++)
{
text[i-1] = text[i];
}
text[i-1]='\0';
editpos--;
if (editpos < 0)
editpos=0;
}
break;
case BUTTON_ON:
/* ON accepts what was entered and continues */
case BUTTON_F2:
/* F2 accepts what was entered and continues */
done = true;
break;
@ -204,10 +245,41 @@ int kbd_input(char* text, int buflen)
if (len<buflen)
{
c = line[y][x];
text[len] = c;
text[len+1] = 0;
if ( editpos == len )
{
text[len] = c;
text[len+1] = 0;
}
else
{
for (i = len ; i + 1 > editpos; i--)
text[i+1] = text[i];
text[editpos] = c;
}
editpos++;
}
break;
case BUTTON_ON | BUTTON_RIGHT:
case BUTTON_ON | BUTTON_RIGHT | BUTTON_REPEAT:
/* moved cursor right */
editpos++;
if (editpos > len)
editpos = len;
break;
case BUTTON_ON | BUTTON_LEFT:
case BUTTON_ON | BUTTON_LEFT | BUTTON_REPEAT:
/* moved cursor left */
editpos--;
if (editpos < 0)
editpos = 0;
break;
case SYS_USB_CONNECTED:
usb_screen();
lcd_setfont(FONT_SYSFIXED);
break;
}
}
lcd_setfont(FONT_UI);