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Add lv_task_set_repeat_count API

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This commit is contained in:
Themba Dube
2020-04-15 17:57:06 -04:00
parent ca03ef2b1f
commit 577d6273ab
4 changed files with 20 additions and 10 deletions
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5
src/lv_api_map.h
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@@ -31,6 +31,11 @@ extern "C" {
* V6.0 COMPATIBILITY * V6.0 COMPATIBILITY
*--------------------*/ *--------------------*/
static inline void lv_task_once(lv_task_t *task)
{
lv_task_set_repeat_count(task, 1);
}
#if LV_USE_CHART #if LV_USE_CHART
#define lv_chart_get_point_cnt lv_chart_get_point_count #define lv_chart_get_point_cnt lv_chart_get_point_count

2
src/lv_misc/lv_async.c
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@@ -57,7 +57,7 @@ lv_res_t lv_async_call(lv_async_cb_t async_xcb, void * user_data)
/* Set the task's user data */ /* Set the task's user data */
task->user_data = info; task->user_data = info;
lv_task_once(task); lv_task_set_repeat_count(task, 1);
return LV_RES_OK; return LV_RES_OK;
} }

16
src/lv_misc/lv_task.c
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@@ -236,7 +236,7 @@ lv_task_t * lv_task_create_basic(void)
new_task->task_cb = NULL; new_task->task_cb = NULL;
new_task->prio = DEF_PRIO; new_task->prio = DEF_PRIO;
new_task->once = 0; new_task->repeat_count = -1;
new_task->last_run = lv_tick_get(); new_task->last_run = lv_tick_get();
new_task->user_data = NULL; new_task->user_data = NULL;
@@ -341,12 +341,13 @@ void lv_task_ready(lv_task_t * task)
} }
/** /**
* Delete the lv_task after one call * Set the number of times a task will repeat.
* @param task pointer to a lv_task. * @param task pointer to a lv_task.
* @param repeat_count -1 : infinity; 0 : stop ; n>0: residual times
*/ */
void lv_task_once(lv_task_t * task) void lv_task_set_repeat_count(lv_task_t * task, int32_t repeat_count)
{ {
task->once = 1; task->repeat_count = repeat_count;
} }
/** /**
@@ -398,9 +399,12 @@ static bool lv_task_exec(lv_task_t * task)
/*Delete if it was a one shot lv_task*/ /*Delete if it was a one shot lv_task*/
if(task_deleted == false) { /*The task might be deleted by itself as well*/ if(task_deleted == false) { /*The task might be deleted by itself as well*/
if(task->once != 0) { if(task->repeat_count > 0) {
lv_task_del(task); task->repeat_count--;
} }
if(task->repeat_count == 0) {
lv_task_del(task);
}
} }
exec = true; exec = true;
} }

7
src/lv_misc/lv_task.h
View File

@@ -64,8 +64,8 @@ typedef struct _lv_task_t {
void * user_data; /**< Custom user data */ void * user_data; /**< Custom user data */
int32_t repeat_count; /**< 1: Task times; -1 : infinity; 0 : stop ; n>0: residual times */
uint8_t prio : 3; /**< Task priority */ uint8_t prio : 3; /**< Task priority */
uint8_t once : 1; /**< 1: one shot task */
} lv_task_t; } lv_task_t;
/********************** /**********************
@@ -140,10 +140,11 @@ void lv_task_set_period(lv_task_t * task, uint32_t period);
void lv_task_ready(lv_task_t * task); void lv_task_ready(lv_task_t * task);
/** /**
* Delete the lv_task after one call * Set the number of times a task will repeat.
* @param task pointer to a lv_task. * @param task pointer to a lv_task.
* @param repeat_count -1 : infinity; 0 : stop ; n>0: residual times
*/ */
void lv_task_once(lv_task_t * task); void lv_task_set_repeat_count(lv_task_t * task, int32_t repeat_count);
/** /**
* Reset a lv_task. * Reset a lv_task.