keyboard: stretch dispalying of virtual keyboard to fit the screen width if possible.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24631 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Teruaki Kawashima 2010-02-13 13:10:32 +00:00
parent a583f7661f
commit 4c658f74a7

View file

@ -95,6 +95,7 @@
struct keyboard_parameters
{
unsigned short kbd_buf[KBD_BUF_SIZE];
unsigned short max_line_len;
int default_lines;
int nchars;
int font_w;
@ -156,7 +157,7 @@ static const unsigned char morse_codes[] = {
int load_kbd(unsigned char* filename)
{
int fd, l;
int i = 0;
int i = 0, line_len, max_line_len;
unsigned char buf[4];
if (filename == NULL)
@ -169,6 +170,8 @@ int load_kbd(unsigned char* filename)
if (fd < 0)
return 1;
line_len = 0;
max_line_len = 0;
while (read(fd, buf, 1) == 1 && i < KBD_BUF_SIZE)
{
/* check how many bytes to read for this character */
@ -198,6 +201,14 @@ int load_kbd(unsigned char* filename)
FOR_NB_SCREENS(l)
kbd_param[l].kbd_buf[i] = ch;
i++;
if (ch == '\n')
{
if (max_line_len < line_len)
max_line_len = line_len;
line_len = 0;
}
else
line_len++;
}
}
@ -211,6 +222,7 @@ int load_kbd(unsigned char* filename)
/* initialize parameters */
pm->x = pm->y = pm->page = 0;
pm->default_lines = 0;
pm->max_line_len = max_line_len;
}
return 0;
@ -354,6 +366,7 @@ int kbd_input(char* text, int buflen)
"òóôõöø çðþýÿ ùúûü ¼½¾¬¶¨:;";
pm->default_lines = 8;
pm->max_line_len = 26;
}
else
#endif /* LCD_WIDTH >= 160 && LCD_HEIGHT >= 96 */
@ -374,6 +387,7 @@ int kbd_input(char* text, int buflen)
"òóôõöø çðþýÿ ùúûü";
pm->default_lines = 4;
pm->max_line_len = 18;
}
while (*p)
@ -882,6 +896,8 @@ static void kbd_calc_params(struct keyboard_parameters *pm,
/* calculate how many characters to put in a row. */
icon_w = get_icon_width(sc->screen_type);
sc_w = sc->getwidth();
if (pm->font_w < sc_w / pm->max_line_len)
pm->font_w = sc_w / pm->max_line_len;
pm->max_chars = sc_w / pm->font_w;
pm->max_chars_text = (sc_w - icon_w * 2 - 2) / pm->text_w;
if (pm->max_chars_text < 3 && icon_w > pm->text_w)