submenu.h File Reference

GUI: SubMenu view module API. More...

#include <gui/view.h>

Go to the source code of this file.

Typedefs
typedef struct Submenu	Submenu
	Submenu anonymous structure.
typedef void(*	SubmenuItemCallback) (void *context, uint32_t index)

Functions
Submenu *	submenu_alloc (void)
	Allocate and initialize submenu.
void	submenu_free (Submenu *submenu)
	Deinitialize and free submenu.
View *	submenu_get_view (Submenu *submenu)
	Get submenu view.
void	submenu_add_item (Submenu *submenu, const char *label, uint32_t index, SubmenuItemCallback callback, void *callback_context)
	Add item to submenu.
void	submenu_change_item_label (Submenu *submenu, uint32_t index, const char *label)
	Change label of an existing item.
void	submenu_reset (Submenu *submenu)
	Remove all items from submenu.
uint32_t	submenu_get_selected_item (Submenu *submenu)
	Get submenu selected item index.
void	submenu_set_selected_item (Submenu *submenu, uint32_t index)
	Set submenu selected item by index.
void	submenu_set_header (Submenu *submenu, const char *header)
	Set optional header for submenu.

Detailed Description

GUI: SubMenu view module API.

Function Documentation

submenu_add_item()

void submenu_add_item	(	Submenu *	submenu,
		const char *	label,
		uint32_t	index,
		SubmenuItemCallback	callback,
		void *	callback_context )

Add item to submenu.

Parameters

submenu	Submenu instance
label	menu item label
index	menu item index, used for callback, may be the same with other items
callback	menu item callback
callback_context	menu item callback context

submenu_alloc()

Submenu * submenu_alloc

(

void

)

Allocate and initialize submenu.

This submenu is used to select one option

Returns

Submenu instance

submenu_change_item_label()

void submenu_change_item_label	(	Submenu *	submenu,
		uint32_t	index,
		const char *	label )

Change label of an existing item.

Parameters

submenu	Submenu instance
index	The index of the item
label	The new label

submenu_free()

void submenu_free

(

Submenu *

submenu

)

Deinitialize and free submenu.

Parameters

submenu

Submenu instance

submenu_get_selected_item()

uint32_t submenu_get_selected_item

(

Submenu *

submenu

)

Get submenu selected item index.

Parameters

submenu

Submenu instance

Returns

Index of the selected item

submenu_get_view()

View * submenu_get_view

(

Submenu *

submenu

)

Get submenu view.

Parameters

submenu

Submenu instance

Returns

View instance that can be used for embedding

submenu_reset()

void submenu_reset

(

Submenu *

submenu

)

Remove all items from submenu.

Parameters

submenu

Submenu instance

submenu_set_header()

void submenu_set_header	(	Submenu *	submenu,
		const char *	header )

Set optional header for submenu.

Parameters

submenu	Submenu instance
header	header to set

submenu_set_selected_item()

void submenu_set_selected_item	(	Submenu *	submenu,
		uint32_t	index )

Set submenu selected item by index.

Parameters

submenu	Submenu instance
index	The index of the selected item