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109 lines
2.4 KiB
C
109 lines
2.4 KiB
C
/**
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* @file lv_cb.h
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*
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*/
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#ifndef LV_CB_H
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#define LV_CB_H
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/*********************
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* INCLUDES
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*********************/
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#include "lv_conf.h"
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#if USE_LV_CB != 0
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/*Testing of dependencies*/
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#if USE_LV_BTN == 0
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#error "lv_cb: lv_rect is required. Enable it in lv_conf.h (USE_LV_BTN 1) "
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#endif
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#if USE_LV_LABEL == 0
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#error "lv_cb: lv_label is required. Enable it in lv_conf.h (USE_LV_LABEL 1) "
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#endif
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#include "../lv_obj/lv_obj.h"
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#include "lv_btn.h"
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#include "lv_label.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/*Data of check box*/
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typedef struct
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{
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lv_btn_ext_t bg_btn; /*Ext. of ancestor*/
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/*New data for this type */
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lv_obj_t * bullet;
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lv_obj_t * label;
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}lv_cb_ext_t;
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/*Style of check box*/
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typedef struct
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{
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lv_btns_t bg; /*Style of ancestor*/
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/*New style element for this type */
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lv_btns_t bullet;
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lv_labels_t label;
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cord_t bullet_size;
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}lv_cbs_t;
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/*Built-in styles of check box*/
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typedef enum
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{
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LV_CBS_DEF,
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}lv_cbs_builtin_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Create a check box objects
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* @param par pointer to an object, it will be the parent of the new check box
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* @param copy pointer to a check box object, if not NULL then the new object will be copied from it
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* @return pointer to the created check box
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*/
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lv_obj_t * lv_cb_create(lv_obj_t * par, lv_obj_t * copy);
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/**
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* Signal function of the check box
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* @param cb pointer to a check box object
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* @param sign a signal type from lv_signal_t enum
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* @param param pointer to a signal specific variable
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*/
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bool lv_cb_signal(lv_obj_t * cb, lv_signal_t sign, void * param);
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/**
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* Set the text of a check box
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* @param cb pointer to a check box
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* @param txt the text of the check box
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*/
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void lv_cb_set_text(lv_obj_t * cb, const char * txt);
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/**
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* Get the text of a check box
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* @param cb pointer to check box object
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* @return pointer to the text of the check box
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*/
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const char * lv_cb_get_text(lv_obj_t * cb);
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/**
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* Return with a pointer to a built-in style and/or copy it to a variable
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* @param style a style name from lv_cbs_builtin_t enum
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* @param copy copy the style to this variable. (NULL if unused)
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* @return pointer to an lv_cbs_t style
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*/
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lv_cbs_t * lv_cbs_get(lv_cbs_builtin_t style, lv_cbs_t * copy);
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/**********************
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* MACROS
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**********************/
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#endif
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#endif
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