menu_system.h File Reference

Implementation of menu system for LCD display interface. More...

#include <stdint.h>

Go to the source code of this file.

Classes
struct	menu_element_t
struct	menu_page_t

Enumerations
enum	element_type_t {   ELEMENT_VAL = 0 , ELEMENT_FLT = 1 , ELEMENT_BAR = 2 , ELEMENT_BUTTON = 3 ,   ELEMENT_OPTION = 4 , ELEMENT_LIST = 5 }
enum	element_state_t { STATE_NORMAL = 0 , STATE_HOVER = 1 , STATE_SELECTED = 2 }

Functions
void	MS_moveUp (menu_page_t *page)
	Moves menu selection up or increments selected element value.
void	MS_moveDown (menu_page_t *page)
	Moves menu selection down or increments selected element value.
void	MS_select (menu_page_t *page)
	Handles menu element selection and actions.
void	MS_incrementValue (menu_element_t *element)
	Increments the value of a menu element and updates its display.
void	MS_decrementValue (menu_element_t *element)
	Decrements the value of a menu element and updates its display.
void	MS_refreshPage (menu_page_t *page)
	Refreshes the menu page by resetting selection state and updating all elements.
int8_t	MS_listGetSelected (menu_page_t *page)
	Gets the index of the selected element in a menu page.

Detailed Description

Implementation of menu system for LCD display interface.

Provides functions for managing menu navigation, element styling, and user interaction with the LCD display menu system.

Author

Irving Wang (irvin.nosp@m.gw@p.nosp@m.urdue.nosp@m..edu)

Function Documentation

MS_decrementValue()

void MS_decrementValue

(

menu_element_t *

element

)

Decrements the value of a menu element and updates its display.

If decrementing would exceed min_value, wraps around to max_value. Updates display based on element type (float or integer value).

Parameters

element

Pointer to the menu element to decrement

MS_incrementValue()

void MS_incrementValue

(

menu_element_t *

element

)

Increments the value of a menu element and updates its display.

If incrementing would exceed max_value, wraps around to min_value. Updates display based on element type (float or integer value).

Parameters

element

Pointer to the menu element to increment

MS_listGetSelected()

int8_t MS_listGetSelected

(

menu_page_t *

page

)

Gets the index of the selected element in a menu page.

Parameters

page	Pointer to the menu page structure

Returns

Index of the selected element, -1 if no element is selected

MS_moveDown()

void MS_moveDown

(

menu_page_t *

page

)

Moves menu selection down or increments selected element value.

Parameters

page	Pointer to the menu page structure

MS_moveUp()

void MS_moveUp

(

menu_page_t *

page

)

Moves menu selection up or increments selected element value.

Parameters

page	Pointer to the menu page structure

MS_refreshPage()

void MS_refreshPage

(

menu_page_t *

page

)

Refreshes the menu page by resetting selection state and updating all elements.

Parameters

page	Pointer to the menu page to refresh

MS_select()

void MS_select

(

menu_page_t *

page

)

Handles menu element selection and actions.

Parameters

page	Pointer to the menu page