mirror of
https://github.com/lvgl/lvgl.git
synced 2025-01-14 06:42:58 +08:00
Merge branch 'AloyseTech-spinbox' into dev-5.3
This commit is contained in:
Gabor Kiss-Vamosi
commit
88392f9bd3
489
lv_objx/lv_spinbox.c
Normal file
489
lv_objx/lv_spinbox.c
Normal file
@ -0,0 +1,489 @@
|
||||
/**
|
||||
* @file lv_spinbox.c
|
||||
*
|
||||
*/
|
||||
|
||||
/*********************
|
||||
* INCLUDES
|
||||
*********************/
|
||||
#include "lv_spinbox.h"
|
||||
|
||||
#if USE_LV_SPINBOX != 0
|
||||
|
||||
/*********************
|
||||
* DEFINES
|
||||
*********************/
|
||||
|
||||
/**********************
|
||||
* TYPEDEFS
|
||||
**********************/
|
||||
|
||||
/**********************
|
||||
* STATIC PROTOTYPES
|
||||
**********************/
|
||||
static lv_res_t lv_spinbox_signal(lv_obj_t * spinbox, lv_signal_t sign, void * param);
|
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static void lv_spinbox_updatevalue(lv_obj_t * spinbox);
|
||||
|
||||
/**********************
|
||||
* STATIC VARIABLES
|
||||
**********************/
|
||||
static lv_signal_func_t ancestor_signal;
|
||||
static lv_design_func_t ancestor_design;
|
||||
|
||||
/**********************
|
||||
* MACROS
|
||||
**********************/
|
||||
|
||||
/**********************
|
||||
* GLOBAL FUNCTIONS
|
||||
**********************/
|
||||
|
||||
/**
|
||||
* Create a spinbox object
|
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* @param par pointer to an object, it will be the parent of the new spinbox
|
||||
* @param copy pointer to a spinbox object, if not NULL then the new object will be copied from it
|
||||
* @return pointer to the created spinbox
|
||||
*/
|
||||
lv_obj_t * lv_spinbox_create(lv_obj_t * par, const lv_obj_t * copy)
|
||||
{
|
||||
LV_LOG_TRACE("spinbox create started");
|
||||
|
||||
/*Create the ancestor of spinbox*/
|
||||
lv_obj_t * new_spinbox = lv_ta_create(par, copy);
|
||||
lv_mem_assert(new_spinbox);
|
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if(new_spinbox == NULL) return NULL;
|
||||
|
||||
/*Allocate the spinbox type specific extended data*/
|
||||
lv_spinbox_ext_t * ext = lv_obj_allocate_ext_attr(new_spinbox, sizeof(lv_spinbox_ext_t));
|
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lv_mem_assert(ext);
|
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if(ext == NULL) return NULL;
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||||
if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_spinbox);
|
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if(ancestor_design == NULL) ancestor_design = lv_obj_get_design_func(new_spinbox);
|
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|
||||
/*Initialize the allocated 'ext'*/
|
||||
ext->ta.one_line = 1;
|
||||
ext->ta.pwd_mode = 0;
|
||||
ext->ta.accapted_chars = "1234567890+-.";
|
||||
|
||||
ext->value = 0;
|
||||
ext->dec_point_pos = 2;
|
||||
ext->digit_count = 5;
|
||||
ext->step = 100;
|
||||
ext->range_max = 99999;
|
||||
ext->range_min = -99999;
|
||||
ext->value_changed_cb = NULL;
|
||||
|
||||
lv_ta_set_cursor_type(new_spinbox, LV_CURSOR_BLOCK | LV_CURSOR_HIDDEN); /*hidden by default*/
|
||||
lv_ta_set_cursor_pos(new_spinbox, 4);
|
||||
|
||||
|
||||
/*The signal and design functions are not copied so set them here*/
|
||||
lv_obj_set_signal_func(new_spinbox, lv_spinbox_signal);
|
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lv_obj_set_design_func(new_spinbox, ancestor_design); /*Leave the Text area's design function*/
|
||||
|
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/*Init the new spinbox spinbox*/
|
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if(copy == NULL) {
|
||||
/*Already inited above*/
|
||||
}
|
||||
/*Copy an existing spinbox*/
|
||||
else {
|
||||
lv_spinbox_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
|
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|
||||
lv_spinbox_set_value(new_spinbox, copy_ext->value);
|
||||
lv_spinbox_set_digit_format(new_spinbox, copy_ext->digit_count, copy_ext->dec_point_pos);
|
||||
lv_spinbox_set_range(new_spinbox, copy_ext->range_min, copy_ext->range_max);
|
||||
lv_spinbox_set_step(new_spinbox, copy_ext->step);
|
||||
|
||||
/*Refresh the style with new signal function*/
|
||||
lv_obj_refresh_style(new_spinbox);
|
||||
}
|
||||
|
||||
lv_spinbox_updatevalue(new_spinbox);
|
||||
|
||||
LV_LOG_INFO("spinbox created");
|
||||
|
||||
return new_spinbox;
|
||||
}
|
||||
|
||||
|
||||
/*=====================
|
||||
* Setter functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Set spinbox value
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param i value to be set
|
||||
*/
|
||||
void lv_spinbox_set_value(const lv_obj_t * spinbox, int32_t i)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
if(ext == NULL)
|
||||
return;
|
||||
|
||||
if(i > ext->range_max)
|
||||
i = ext->range_max;
|
||||
if(i < ext->range_min)
|
||||
i = ext->range_min;
|
||||
|
||||
ext->value = i;
|
||||
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox digit format (digit count and decimal format)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param digit_count number of digit excluding the decimal separator and the sign
|
||||
* @param separator_position number of digit before the decimal point. If 0, decimal point is not shown
|
||||
*/
|
||||
void lv_spinbox_set_digit_format(const lv_obj_t * spinbox, uint8_t digit_count, uint8_t separator_position)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
if(ext == NULL)
|
||||
return;
|
||||
|
||||
if(digit_count > LV_SPINBOX_MAX_DIGIT_COUNT)
|
||||
digit_count = LV_SPINBOX_MAX_DIGIT_COUNT;
|
||||
|
||||
if(separator_position > LV_SPINBOX_MAX_DIGIT_COUNT)
|
||||
separator_position = LV_SPINBOX_MAX_DIGIT_COUNT;
|
||||
|
||||
ext->digit_count = digit_count;
|
||||
ext->dec_point_pos = separator_position;
|
||||
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox step
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param step steps on increment/decrement
|
||||
*/
|
||||
void lv_spinbox_set_step(const lv_obj_t * spinbox, uint32_t step)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
if(ext == NULL) return;
|
||||
|
||||
ext->step = step;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox value range
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param range_min maximum value, inclusive
|
||||
* @param range_max minimum value, inclusive
|
||||
*/
|
||||
void lv_spinbox_set_range(const lv_obj_t * spinbox, int32_t range_min, int32_t range_max)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
if(ext == NULL) return;
|
||||
|
||||
ext->range_max = range_max;
|
||||
ext->range_min = range_min;
|
||||
|
||||
if(ext->value > ext->range_max)
|
||||
{
|
||||
ext->value = ext->range_max;
|
||||
lv_obj_invalidate(spinbox);
|
||||
}
|
||||
if(ext->value < ext->range_min)
|
||||
{
|
||||
ext->value = ext->range_min;
|
||||
lv_obj_invalidate(spinbox);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox callback on calue change
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param cb Callback function called on value change event
|
||||
*/
|
||||
void lv_spinbox_set_value_changed_cb(const lv_obj_t * spinbox, lv_spinbox_value_changed_cb_t cb)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
ext->value_changed_cb = cb;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox left padding in digits count (added between sign and first digit)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param cb Callback function called on value change event
|
||||
*/
|
||||
void lv_spinbox_set_padding_left(const lv_obj_t * spinbox, uint8_t padding)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
ext->digit_padding_left = padding;
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/*=====================
|
||||
* Getter functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Get the spinbox numeral value (user has to convert to float according to its digit format)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @return value integer value of the spinbox
|
||||
*/
|
||||
int32_t lv_spinbox_get_value(const lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
return ext->value;
|
||||
}
|
||||
|
||||
/*=====================
|
||||
* Other functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Select next lower digit for edition by dividing the step by 10
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_step_next(lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
|
||||
if((ext->step / 10) < ext->range_max && (ext->step / 10) > ext->range_min && (ext->step / 10) > 0)
|
||||
{
|
||||
ext->step /= 10;
|
||||
}
|
||||
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/**
|
||||
* Select next higher digit for edition by multiplying the step by 10
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_step_previous(lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
|
||||
if((ext->step * 10) <= ext->range_max && (ext->step * 10) > ext->range_min && (ext->step * 10) > 0)
|
||||
{
|
||||
ext->step *= 10;
|
||||
}
|
||||
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/**
|
||||
* Increment spinbox value by one step
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_increment(lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
if(ext->value + ext->step <= ext->range_max)
|
||||
{
|
||||
/*Special mode when zero crossing*/
|
||||
if((ext->value + ext->step) > 0 && ext->value < 0)
|
||||
{
|
||||
ext->value = -ext->value;
|
||||
}/*end special mode*/
|
||||
ext->value += ext->step;
|
||||
|
||||
if(ext->value_changed_cb != NULL)
|
||||
{
|
||||
ext->value_changed_cb(spinbox, ext->value);
|
||||
}
|
||||
}
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
/**
|
||||
* Decrement spinbox value by one step
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_decrement(lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
if(ext->value - ext->step >= ext->range_min)
|
||||
{
|
||||
/*Special mode when zero crossing*/
|
||||
if((ext->value - ext->step) < 0 && ext->value > 0)
|
||||
{
|
||||
ext->value = -ext->value;
|
||||
}/*end special mode*/
|
||||
ext->value -= ext->step;
|
||||
|
||||
if(ext->value_changed_cb != NULL)
|
||||
{
|
||||
ext->value_changed_cb(spinbox, ext->value);
|
||||
}
|
||||
}
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**********************
|
||||
* STATIC FUNCTIONS
|
||||
**********************/
|
||||
|
||||
/**
|
||||
* Signal function of the spinbox
|
||||
* @param spinbox pointer to a spinbox object
|
||||
* @param sign a signal type from lv_signal_t enum
|
||||
* @param param pointer to a signal specific variable
|
||||
* @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
|
||||
*/
|
||||
static lv_res_t lv_spinbox_signal(lv_obj_t * spinbox, lv_signal_t sign, void * param)
|
||||
{
|
||||
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
|
||||
lv_res_t res;
|
||||
|
||||
/* Include the ancient signal function */
|
||||
if(sign != LV_SIGNAL_CONTROLL)
|
||||
{
|
||||
res = ancestor_signal(spinbox, sign, param);
|
||||
if(res != LV_RES_OK) return res;
|
||||
}
|
||||
|
||||
if(sign == LV_SIGNAL_CLEANUP) {
|
||||
/*Nothing to cleanup. (No dynamically allocated memory in 'ext')*/
|
||||
} else if(sign == LV_SIGNAL_GET_TYPE)
|
||||
{
|
||||
lv_obj_type_t * buf = param;
|
||||
uint8_t i;
|
||||
for(i = 0; i < LV_MAX_ANCESTOR_NUM - 1; i++)
|
||||
{ /*Find the last set data*/
|
||||
if(buf->type[i] == NULL) break;
|
||||
}
|
||||
buf->type[i] = "lv_spinbox";
|
||||
}else if(sign == LV_SIGNAL_CONTROLL)
|
||||
{
|
||||
lv_hal_indev_type_t indev_type = lv_indev_get_type(lv_indev_get_act());
|
||||
|
||||
uint32_t c = *((uint32_t *)param); /*uint32_t because can be UTF-8*/
|
||||
if(c == LV_GROUP_KEY_RIGHT)
|
||||
{
|
||||
if(indev_type == LV_INDEV_TYPE_ENCODER)
|
||||
{
|
||||
lv_spinbox_increment(spinbox);
|
||||
}
|
||||
else
|
||||
{
|
||||
lv_spinbox_step_next(spinbox);
|
||||
}
|
||||
}
|
||||
else if(c == LV_GROUP_KEY_LEFT)
|
||||
{
|
||||
if(indev_type == LV_INDEV_TYPE_ENCODER)
|
||||
{
|
||||
lv_spinbox_decrement(spinbox);
|
||||
}
|
||||
else
|
||||
{
|
||||
lv_spinbox_step_previous(spinbox);
|
||||
}
|
||||
}
|
||||
else if(c == LV_GROUP_KEY_UP)
|
||||
{
|
||||
lv_spinbox_increment(spinbox);
|
||||
}
|
||||
else if(c == LV_GROUP_KEY_DOWN)
|
||||
{
|
||||
lv_spinbox_decrement(spinbox);
|
||||
}
|
||||
else
|
||||
{
|
||||
if(c == LV_GROUP_KEY_ENTER)
|
||||
{
|
||||
int p = lv_ta_get_cursor_pos(spinbox);
|
||||
if(p == (1 + ext->digit_padding_left + ext->digit_count))
|
||||
{
|
||||
for(int i = 0; i < ext->digit_count; i++)
|
||||
lv_spinbox_step_previous(spinbox);
|
||||
} else
|
||||
{
|
||||
lv_spinbox_step_next(spinbox);
|
||||
}
|
||||
|
||||
|
||||
lv_spinbox_updatevalue(spinbox);
|
||||
}
|
||||
else
|
||||
{
|
||||
lv_ta_add_char(spinbox, c);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
static void lv_spinbox_updatevalue(lv_obj_t * spinbox)
|
||||
{
|
||||
lv_spinbox_ext_t * ext = lv_obj_get_ext_attr(spinbox);
|
||||
int32_t v = ext->value;
|
||||
int32_t intDigits, decDigits;
|
||||
uint8_t dc = ext->digit_count;
|
||||
|
||||
intDigits = (ext->dec_point_pos==0) ? ext->digit_count : ext->dec_point_pos;
|
||||
decDigits = ext->digit_count - intDigits;
|
||||
|
||||
ext->digits[0] = v>=0 ? '+' : '-';
|
||||
|
||||
int pl; /*padding left*/
|
||||
for(pl = 0; pl < ext->digit_padding_left; pl++)
|
||||
{
|
||||
ext->digits[1 + pl] = ' ';
|
||||
}
|
||||
|
||||
int i = 0;
|
||||
uint8_t digits[16];
|
||||
|
||||
if(v < 0)
|
||||
v = -v;
|
||||
for(i = 0; i < dc; i++)
|
||||
{
|
||||
digits[i] = v%10;
|
||||
v = v/10;
|
||||
}
|
||||
|
||||
int k;
|
||||
for(k = 0; k < intDigits; k++)
|
||||
{
|
||||
ext->digits[1 + pl + k] = '0' + digits[--i];
|
||||
}
|
||||
|
||||
ext->digits[1 + pl + intDigits] = '.';
|
||||
|
||||
int d;
|
||||
|
||||
for(d = 0; d < decDigits; d++)
|
||||
{
|
||||
ext->digits[1 + pl + intDigits + 1 + d] = '0' + digits[--i];
|
||||
}
|
||||
|
||||
ext->digits[1 + pl + intDigits + 1 + decDigits] = '\0';
|
||||
|
||||
lv_label_set_text(ext->ta.label, (char*)ext->digits);
|
||||
|
||||
int32_t step = ext->step;
|
||||
uint8_t cPos = ext->digit_count + pl;
|
||||
while(step >= 10)
|
||||
{
|
||||
step /= 10;
|
||||
cPos--;
|
||||
}
|
||||
|
||||
if(cPos > pl + intDigits )
|
||||
{
|
||||
cPos ++;
|
||||
}
|
||||
|
||||
lv_ta_set_cursor_pos(spinbox, cPos);
|
||||
}
|
||||
|
||||
#endif
|
||||
198
lv_objx/lv_spinbox.h
Normal file
198
lv_objx/lv_spinbox.h
Normal file
@ -0,0 +1,198 @@
|
||||
/**
|
||||
* @file lv_spinbox.h
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
#ifndef LV_SPINBOX_H
|
||||
#define LV_SPINBOX_H
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/*********************
|
||||
* INCLUDES
|
||||
*********************/
|
||||
#ifdef LV_CONF_INCLUDE_SIMPLE
|
||||
#include "lv_conf.h"
|
||||
#else
|
||||
#include "../../lv_conf.h"
|
||||
#endif
|
||||
|
||||
#if USE_LV_SPINBOX != 0
|
||||
|
||||
#include "../lv_core/lv_obj.h"
|
||||
#include "../lv_objx/lv_ta.h"
|
||||
|
||||
/*********************
|
||||
* DEFINES
|
||||
*********************/
|
||||
#define LV_SPINBOX_MAX_DIGIT_COUNT 16
|
||||
|
||||
/**********************
|
||||
* TYPEDEFS
|
||||
**********************/
|
||||
|
||||
/*callback on value change*/
|
||||
typedef void (*lv_spinbox_value_changed_cb_t)(lv_obj_t * spinbox, int32_t new_value);
|
||||
|
||||
/*Data of spinbox*/
|
||||
typedef struct {
|
||||
lv_ta_ext_t ta; /*Ext. of ancestor*/
|
||||
/*New data for this type */
|
||||
int32_t value;
|
||||
int32_t range_max;
|
||||
int32_t range_min;
|
||||
int32_t step;
|
||||
uint8_t digit_count:4;
|
||||
uint8_t dec_point_pos:4; /*if 0, there is no separator and the number is an integer*/
|
||||
uint8_t digit_padding_left:4;
|
||||
uint8_t digit_padding_right:4;
|
||||
uint8_t digits[1+1+LV_SPINBOX_MAX_DIGIT_COUNT]; /*1 sign, 1 point, 16 num digits*/
|
||||
lv_spinbox_value_changed_cb_t value_changed_cb;
|
||||
} lv_spinbox_ext_t;
|
||||
|
||||
|
||||
/*Styles*/
|
||||
enum {
|
||||
LV_SPINBOX_STYLE_BG,
|
||||
LV_SPINBOX_STYLE_SB,
|
||||
LV_SPINBOX_STYLE_CURSOR,
|
||||
};
|
||||
typedef uint8_t lv_spinbox_style_t;
|
||||
|
||||
|
||||
/**********************
|
||||
* GLOBAL PROTOTYPES
|
||||
**********************/
|
||||
|
||||
/**
|
||||
* Create a spinbox objects
|
||||
* @param par pointer to an object, it will be the parent of the new spinbox
|
||||
* @param copy pointer to a spinbox object, if not NULL then the new object will be copied from it
|
||||
* @return pointer to the created spinbox
|
||||
*/
|
||||
lv_obj_t * lv_spinbox_create(lv_obj_t * par, const lv_obj_t * copy);
|
||||
|
||||
/*=====================
|
||||
* Setter functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Set a style of a spinbox.
|
||||
* @param templ pointer to template object
|
||||
* @param type which style should be set
|
||||
* @param style pointer to a style
|
||||
*/
|
||||
static inline void lv_spinbox_set_style(lv_obj_t * spinbox, lv_spinbox_style_t type, lv_style_t *style)
|
||||
{
|
||||
lv_ta_set_style(spinbox, type, style);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set spinbox value
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param i value to be set
|
||||
*/
|
||||
void lv_spinbox_set_value(const lv_obj_t * spinbox, int32_t i);
|
||||
|
||||
/**
|
||||
* Set spinbox digit format (digit count and decimal format)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param digit_count number of digit excluding the decimal separator and the sign
|
||||
* @param separator_position number of digit before the decimal point. If 0, decimal point is not shown
|
||||
*/
|
||||
void lv_spinbox_set_digit_format(const lv_obj_t * spinbox, uint8_t digit_count, uint8_t separator_position);
|
||||
|
||||
/**
|
||||
* Set spinbox step
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param step steps on increment/decrement
|
||||
*/
|
||||
void lv_spinbox_set_step(const lv_obj_t * spinbox, uint32_t step);
|
||||
|
||||
/**
|
||||
* Set spinbox value range
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param range_min maximum value, inclusive
|
||||
* @param range_max minimum value, inclusive
|
||||
*/
|
||||
void lv_spinbox_set_range(const lv_obj_t * spinbox, int32_t range_min, int32_t range_max);
|
||||
|
||||
/**
|
||||
* Set spinbox callback on calue change
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param cb Callback function called on value change event
|
||||
*/
|
||||
void lv_spinbox_set_value_changed_cb(const lv_obj_t * spinbox, lv_spinbox_value_changed_cb_t cb);
|
||||
|
||||
/**
|
||||
* Set spinbox left padding in digits count (added between sign and first digit)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @param cb Callback function called on value change event
|
||||
*/
|
||||
void lv_spinbox_set_padding_left(const lv_obj_t * spinbox, uint8_t padding);
|
||||
|
||||
/*=====================
|
||||
* Getter functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Get style of a spinbox.
|
||||
* @param templ pointer to template object
|
||||
* @param type which style should be get
|
||||
* @return style pointer to the style
|
||||
*/
|
||||
static inline lv_style_t * lv_spinbox_get_style(const lv_obj_t * spinbox, lv_spinbox_style_t type)
|
||||
{
|
||||
return lv_ta_get_style(spinbox, type);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the spinbox numeral value (user has to convert to float according to its digit format)
|
||||
* @param spinbox pointer to spinbox
|
||||
* @return value integer value of the spinbox
|
||||
*/
|
||||
int32_t lv_spinbox_get_value(const lv_obj_t * spinbox);
|
||||
|
||||
/*=====================
|
||||
* Other functions
|
||||
*====================*/
|
||||
|
||||
/**
|
||||
* Select next lower digit for edition by dividing the step by 10
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_step_next(lv_obj_t * spinbox);
|
||||
|
||||
/**
|
||||
* Select next higher digit for edition by multiplying the step by 10
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_step_previous(lv_obj_t * spinbox);
|
||||
|
||||
/**
|
||||
* Increment spinbox value by one step
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_increment(lv_obj_t * spinbox);
|
||||
|
||||
/**
|
||||
* Decrement spinbox value by one step
|
||||
* @param spinbox pointer to spinbox
|
||||
*/
|
||||
void lv_spinbox_decrement(lv_obj_t * spinbox);
|
||||
|
||||
|
||||
/**********************
|
||||
* MACROS
|
||||
**********************/
|
||||
|
||||
#endif /*USE_LV_SPINBOX*/
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* extern "C" */
|
||||
#endif
|
||||
|
||||
#endif /*LV_SPINBOX_H*/
|
||||
Loading…
x
Reference in New Issue
Block a user