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Compute list size automatically

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-01-05 21:07:06 +01:00
parent 6812d2e72d
commit be42af3884
1 changed files with 19 additions and 20 deletions
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39
gfxmenu/gui_list.c
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@ -53,8 +53,6 @@ struct grub_gui_list_impl
grub_gfxmenu_box_t scrollbar_thumb;
int scrollbar_width;
int min_items_shown;
int max_items_shown;
int first_shown_index;
int need_to_recreate_boxes;
@ -91,12 +89,16 @@ list_destroy (void *vself)
static int
get_num_shown_items (list_impl_t self)
{
int n = grub_gfxmenu_model_get_num_entries (self->menu);
if (self->min_items_shown != -1 && n < self->min_items_shown)
n = self->min_items_shown;
if (self->max_items_shown != -1 && n > self->max_items_shown)
n = self->max_items_shown;
return n;
int boxpad = self->item_padding;
int item_vspace = self->item_spacing;
int item_height = self->item_height;
grub_gfxmenu_box_t box = self->menu_box;
int box_top_pad = box->get_top_pad (box);
int box_bottom_pad = box->get_bottom_pad (box);
return (self->bounds.height + item_vspace - 2 * boxpad
- box_top_pad - box_bottom_pad) / (item_height + item_vspace);
}
static int
@ -364,15 +366,22 @@ list_get_minimal_size (void *vself, unsigned *width, unsigned *height)
int boxpad = self->item_padding;
int item_vspace = self->item_spacing;
int item_height = self->item_height;
int num_items = get_num_shown_items (self);
int num_items = 3;
grub_gfxmenu_box_t box = self->menu_box;
int box_left_pad = box->get_left_pad (box);
int box_top_pad = box->get_top_pad (box);
int box_right_pad = box->get_right_pad (box);
int box_bottom_pad = box->get_bottom_pad (box);
unsigned width_s;
*width = grub_font_get_string_width (self->item_font, "Typical OS");
width_s = grub_font_get_string_width (self->selected_item_font,
"Typical OS");
if (*width < width_s)
*width = width_s;
*width = 400 + 2 * boxpad + box_left_pad + box_right_pad;
*width += 2 * boxpad + box_left_pad + box_right_pad;
/* Set the menu box height to fit the items. */
*height = (item_height * num_items
@ -485,14 +494,6 @@ list_set_property (void *vself, const char *name, const char *value)
{
self->draw_scrollbar = grub_strcmp (value, "false") != 0;
}
else if (grub_strcmp (name, "min_items_shown") == 0)
{
self->min_items_shown = grub_strtol (value, 0, 10);
}
else if (grub_strcmp (name, "max_items_shown") == 0)
{
self->max_items_shown = grub_strtol (value, 0, 10);
}
else if (grub_strcmp (name, "theme_dir") == 0)
{
self->need_to_recreate_boxes = 1;
@ -581,8 +582,6 @@ grub_gui_list_new (void)
self->scrollbar_thumb_pattern = 0;
self->scrollbar_width = 16;
self->min_items_shown = -1;
self->max_items_shown = -1;
self->first_shown_index = 0;
self->need_to_recreate_boxes = 0;