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Progressively skip menu elements on small terminals rather

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than crashing.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-05-14 08:57:18 +02:00
parent c8d6cc3cf0
commit cdce14fad4
10 changed files with 798 additions and 675 deletions
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20
include/grub/term.h
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@ -124,25 +124,12 @@ grub_term_color_state;
/* Menu-related geometrical constants. */
/* The number of lines of "GRUB version..." at the top. */
#define GRUB_TERM_INFO_HEIGHT 1
/* The number of columns/lines between messages/borders/etc. */
#define GRUB_TERM_MARGIN 1
/* The number of columns of scroll information. */
#define GRUB_TERM_SCROLL_WIDTH 1
/* The Y position of the top border. */
#define GRUB_TERM_TOP_BORDER_Y (GRUB_TERM_MARGIN + GRUB_TERM_INFO_HEIGHT \
+ GRUB_TERM_MARGIN)
/* The X position of the left border. */
#define GRUB_TERM_LEFT_BORDER_X GRUB_TERM_MARGIN
/* The Y position of the first entry. */
#define GRUB_TERM_FIRST_ENTRY_Y (GRUB_TERM_TOP_BORDER_Y + 1)
struct grub_term_input
{
/* The next terminal. */
@ -340,13 +327,6 @@ static inline unsigned grub_term_height (struct grub_term_output *term)
return (term->getwh(term)&0xFF);
}
/* The width of the border. */
static inline unsigned
grub_term_border_width (struct grub_term_output *term)
{
return grub_term_width (term) - GRUB_TERM_MARGIN * 2;
}
static inline grub_uint16_t
grub_term_getxy (struct grub_term_output *term)
{