lvgl_cpp/lvgl/extra/widgets/calendar/lv_calendar.h

165 lines
4.6 KiB
C

/**
* @file lv_calendar.h
*
*/
#ifndef LV_CALENDAR_H
#define LV_CALENDAR_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "../../../widgets/lv_btnmatrix.h"
#if LV_USE_CALENDAR
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**
* Represents a date on the calendar object (platform-agnostic).
*/
typedef struct {
uint16_t year;
int8_t month; /** 1..12*/
int8_t day; /** 1..31*/
} lv_calendar_date_t;
/*Data of calendar*/
typedef struct {
lv_obj_t obj;
lv_obj_t * btnm;
/*New data for this type*/
lv_calendar_date_t today; /*Date of today*/
lv_calendar_date_t showed_date; /*Currently visible month (day is ignored)*/
lv_calendar_date_t *
highlighted_dates; /*Apply different style on these days (pointer to an array defined by the user)*/
uint16_t highlighted_dates_num; /*Number of elements in `highlighted_days`*/
const char * map[8 * 7];
char nums [7 * 6][4];
} lv_calendar_t;
extern const lv_obj_class_t lv_calendar_class;
/**********************
* GLOBAL PROTOTYPES
**********************/
lv_obj_t * lv_calendar_create(lv_obj_t * parent);
/*======================
* Add/remove functions
*=====================*/
/*=====================
* Setter functions
*====================*/
/**
* Set the today's date
* @param obj pointer to a calendar object
* @param year today's year
* @param month today's month [1..12]
* @param day today's day [1..31]
*/
void lv_calendar_set_today_date(lv_obj_t * obj, uint32_t year, uint32_t month, uint32_t day);
/**
* Set the currently showed
* @param obj pointer to a calendar object
* @param year today's year
* @param month today's month [1..12]
*/
void lv_calendar_set_showed_date(lv_obj_t * obj, uint32_t year, uint32_t month);
/**
* Set the highlighted dates
* @param obj pointer to a calendar object
* @param highlighted pointer to an `lv_calendar_date_t` array containing the dates.
* Only the pointer will be saved so this variable can't be local which will be destroyed later.
* @param date_num number of dates in the array
*/
void lv_calendar_set_highlighted_dates(lv_obj_t * obj, lv_calendar_date_t highlighted[], uint16_t date_num);
/**
* Set the name of the days
* @param obj pointer to a calendar object
* @param day_names pointer to an array with the names.
* E.g. `const char * days[7] = {"Sun", "Mon", ...}`
* Only the pointer will be saved so this variable can't be local which will be destroyed later.
*/
void lv_calendar_set_day_names(lv_obj_t * obj, const char ** day_names);
/*=====================
* Getter functions
*====================*/
/**
* Get the button matrix object of the calendar.
* It shows the dates and day names.
* @param obj pointer to a calendar object
* @return pointer to a the button matrix
*/
lv_obj_t * lv_calendar_get_btnmatrix(const lv_obj_t * obj);
/**
* Get the today's date
* @param calendar pointer to a calendar object
* @return return pointer to an `lv_calendar_date_t` variable containing the date of today.
*/
const lv_calendar_date_t * lv_calendar_get_today_date(const lv_obj_t * calendar);
/**
* Get the currently showed
* @param calendar pointer to a calendar object
* @return pointer to an `lv_calendar_date_t` variable containing the date is being shown.
*/
const lv_calendar_date_t * lv_calendar_get_showed_date(const lv_obj_t * calendar);
/**
* Get the highlighted dates
* @param calendar pointer to a calendar object
* @return pointer to an `lv_calendar_date_t` array containing the dates.
*/
lv_calendar_date_t * lv_calendar_get_highlighted_dates(const lv_obj_t * calendar);
/**
* Get the number of the highlighted dates
* @param calendar pointer to a calendar object
* @return number of highlighted days
*/
uint16_t lv_calendar_get_highlighted_dates_num(const lv_obj_t * calendar);
/**
* Get the currently pressed day
* @param calendar pointer to a calendar object
* @param date store the pressed date here
* @return LV_RES_OK: there is a valid pressed date; LV_RES_INV: there is no pressed data
*/
lv_res_t lv_calendar_get_pressed_date(const lv_obj_t * calendar, lv_calendar_date_t * date);
/*=====================
* Other functions
*====================*/
/**********************
* MACROS
**********************/
#endif /*LV_USE_CALENDAR*/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_CALENDAR_H*/