mirror of
https://github.com/suchmememanyskill/TegraExplorer.git
synced 2024-11-26 22:02:08 +00:00
174 lines
3.8 KiB
C
174 lines
3.8 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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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#ifdef LV_CONF_INCLUDE_SIMPLE
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#include "lv_conf.h"
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#else
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#include "../../lv_conf.h"
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#endif
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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_btn 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_core/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; /*Pointer to button*/
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lv_obj_t * label; /*Pointer to label*/
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} lv_cb_ext_t;
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enum {
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LV_CB_STYLE_BG,
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LV_CB_STYLE_BOX_REL,
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LV_CB_STYLE_BOX_PR,
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LV_CB_STYLE_BOX_TGL_REL,
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LV_CB_STYLE_BOX_TGL_PR,
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LV_CB_STYLE_BOX_INA,
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};
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typedef uint8_t lv_cb_style_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, const lv_obj_t * copy);
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/*=====================
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* Setter functions
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*====================*/
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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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* Set the state of the check box
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* @param cb pointer to a check box object
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* @param checked true: make the check box checked; false: make it unchecked
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*/
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static inline void lv_cb_set_checked(lv_obj_t * cb, bool checked)
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{
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lv_btn_set_state(cb, checked ? LV_BTN_STATE_TGL_REL : LV_BTN_STATE_REL);
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}
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/**
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* Make the check box inactive (disabled)
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* @param cb pointer to a check box object
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*/
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static inline void lv_cb_set_inactive(lv_obj_t * cb)
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{
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lv_btn_set_state(cb, LV_BTN_STATE_INA);
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}
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/**
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* Set a function to call when the check box is clicked
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* @param cb pointer to a check box object
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*/
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static inline void lv_cb_set_action(lv_obj_t * cb, lv_action_t action)
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{
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lv_btn_set_action(cb, LV_BTN_ACTION_CLICK, action);
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}
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/**
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* Set a style of a check box
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* @param cb pointer to check box object
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* @param type which style should be set
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* @param style pointer to a style
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* */
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void lv_cb_set_style(lv_obj_t * cb, lv_cb_style_t type, lv_style_t *style);
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/*=====================
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* Getter functions
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*====================*/
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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(const lv_obj_t * cb);
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/**
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* Get the current state of the check box
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* @param cb pointer to a check box object
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* @return true: checked; false: not checked
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*/
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static inline bool lv_cb_is_checked(const lv_obj_t * cb)
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{
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return lv_btn_get_state(cb) == LV_BTN_STATE_REL ? false : true;
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}
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/**
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* Get the action of a check box
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* @param cb pointer to a button object
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* @return pointer to the action function
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*/
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static inline lv_action_t lv_cb_get_action(const lv_obj_t * cb)
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{
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return lv_btn_get_action(cb, LV_BTN_ACTION_CLICK);
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}
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/**
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* Get a style of a button
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* @param cb pointer to check box object
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* @param type which style should be get
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* @return style pointer to the style
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* */
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lv_style_t * lv_cb_get_style(const lv_obj_t * cb, lv_cb_style_t type);
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/**********************
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* MACROS
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**********************/
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#endif /*USE_LV_CB*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_CB_H*/
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