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[dynui] Generalise mechanisms for looking up user interface items

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Generalise the ability to look up a dynamic user interface item by
index or by shortcut key, to allow for reuse of this code for
interactive forms.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2024-06-20 14:16:18 -07:00
parent 5719cde838
commit c8e50bb0fd
3 changed files with 52 additions and 32 deletions
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8
src/include/ipxe/dynui.h
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@@ -21,6 +21,8 @@ struct dynamic_ui {
const char *title;
/** Dynamic user interface items */
struct list_head items;
/** Number of user interface items */
unsigned int count;
};
/** A dynamic user interface item */
@@ -31,6 +33,8 @@ struct dynamic_item {
const char *name;
/** Text */
const char *text;
/** Index */
unsigned int index;
/** Shortcut key */
int shortcut;
/** Is default item */
@@ -44,6 +48,10 @@ extern struct dynamic_item * add_dynui_item ( struct dynamic_ui *dynui,
int is_default );
extern void destroy_dynui ( struct dynamic_ui *dynui );
extern struct dynamic_ui * find_dynui ( const char *name );
extern struct dynamic_item * dynui_item ( struct dynamic_ui *dynui,
unsigned int index );
extern struct dynamic_item * dynui_shortcut ( struct dynamic_ui *dynui,
int key );
extern int show_menu ( struct dynamic_ui *dynui, unsigned long timeout,
const char *select, struct dynamic_item **selected );