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add lv_disp_remove

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This commit is contained in:
Gabor Kiss-Vamosi 2019-03-08 06:57:16 +01:00
parent 370f8223b6
commit 15007e9071
4 changed files with 33 additions and 1 deletions
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1
lv_core/lv_indev.c
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@ -310,6 +310,7 @@ static void indev_proc_task(void * param)
/*Read and process all indevs*/
while(i) {
if(i->driver.disp == NULL) continue; /*Not assigned to any displays*/
indev_act = i;
/*Handle reset query before processing the point*/

2
lv_core/lv_refr.c
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@ -280,7 +280,7 @@ static void lv_refr_area(const lv_area_t * area_p)
/*Calculate the max row num*/
lv_coord_t w = lv_area_get_width(area_p);
lv_coord_t h = lv_area_get_height(area_p);
lv_coord_t y2 = area_p->y2 >= lv_disp_get_ver_res(NULL) ? y2 = lv_disp_get_ver_res(NULL) - 1 : area_p->y2;
lv_coord_t y2 = area_p->y2 >= lv_disp_get_ver_res(disp_refr) ? y2 = lv_disp_get_ver_res(disp_refr) - 1 : area_p->y2;
int32_t max_row = (uint32_t) vdb->size / w;

25
lv_hal/lv_hal_disp.c
View File

@ -135,6 +135,31 @@ lv_disp_t * lv_disp_drv_register(lv_disp_drv_t * driver)
return disp;
}
/**
* Remove a display
* @param disp pointer to display
*/
void lv_disp_remove(lv_disp_t * disp)
{
bool was_default = false;
if(disp == lv_disp_get_default()) was_default = true;
/*Detach the input devices */
lv_indev_t * indev;
indev = lv_indev_next(NULL);
while(indev) {
if(indev->driver.disp == disp) {
indev->driver.disp = NULL;
}
indev = lv_indev_next(indev);
}
lv_ll_rem(&LV_GC_ROOT(_lv_disp_ll), disp);
lv_mem_free(disp);
if(was_default) lv_disp_set_default(lv_ll_get_head(&LV_GC_ROOT(_lv_disp_ll)));
}
/**
* Set a default screen. The new screens will be created on it by default.
* @param disp pointer to a display

6
lv_hal/lv_hal_disp.h
View File

@ -160,6 +160,12 @@ void lv_disp_buf_init(lv_disp_buf_t * disp_buf, void * buf1, void * buf2, uint32
*/
lv_disp_t * lv_disp_drv_register(lv_disp_drv_t * driver);
/**
* Remove a display
* @param disp pointer to display
*/
void lv_disp_remove(lv_disp_t * disp);
/**
* Set a default screen. The new screens will be created on it by default.
* @param disp pointer to a display