menu_system.c File Reference

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

#include "menu_system.h"
#include <stdint.h>
#include "colors.h"
#include "common/nextion/nextion.h"

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Functions
static void	MS_renderValueElement (const menu_element_t *element)
void	MS_setStyleNormal (menu_element_t *element)
	Applies normal (default) styling to a menu element.
void	MS_setStyleHover (menu_element_t *element)
	Applies hover styling effect to a menu element.
void	MS_setStyleSelected (menu_element_t *element)
	Applies selected state styling to a menu element.
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 (const menu_page_t *page)
	Gets the index of the selected element in a menu page.

Variables
static constexpr uint16_t	HOVER_BORDER_WIDTH = 3
static constexpr uint16_t	NO_BORDER_WIDTH = 0

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

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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

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MS_listGetSelected()

int8_t MS_listGetSelected

(

const 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

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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

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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

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MS_renderValueElement()

static void MS_renderValueElement ( const menu_element_t * element )

static

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MS_select()

void MS_select

(

menu_page_t *

page

)

Handles menu element selection and actions.

Parameters

page	Pointer to the menu page

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MS_setStyleHover()

void MS_setStyleHover

(

menu_element_t *

element

)

Applies hover styling effect to a menu element.

Parameters

element

Pointer to the menu element to be styled

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MS_setStyleNormal()

void MS_setStyleNormal

(

menu_element_t *

element

)

Applies normal (default) styling to a menu element.

Parameters

element

Pointer to the menu element to be styled

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MS_setStyleSelected()

void MS_setStyleSelected

(

menu_element_t *

element

)

Applies selected state styling to a menu element.

Parameters

element

Pointer to the menu element to be styled

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Variable Documentation

HOVER_BORDER_WIDTH

uint16_t HOVER_BORDER_WIDTH = 3

staticconstexpr

NO_BORDER_WIDTH

uint16_t NO_BORDER_WIDTH = 0

staticconstexpr