refactor: rename cnt to count

52 files changed, 185 insertions, 175 deletions

diff --git a/demos/flex_layout/lv_demo_flex_layout_view_child_node.c b/demos/flex_layout/lv_demo_flex_layout_view_child_node.c
index 0933c0198..5f54c86e5 100644
--- a/demos/flex_layout/lv_demo_flex_layout_view_child_node.c
+++ b/demos/flex_layout/lv_demo_flex_layout_view_child_node.c
@@ -43,7 +43,7 @@ lv_obj_t * obj_child_node_create(lv_obj_t * par, view_t * ui)
         return NULL;
     }
 
-    uint32_t cnt = lv_obj_get_child_cnt(par);
+    uint32_t cnt = lv_obj_get_child_count(par);
 
     lv_obj_t * obj = lv_obj_create(par);
     lv_obj_add_style(obj, &ui->obj_def_style, 0);
diff --git a/demos/widgets/lv_demo_widgets.c b/demos/widgets/lv_demo_widgets.c
index 808d34e27..a6806a300 100644
--- a/demos/widgets/lv_demo_widgets.c
+++ b/demos/widgets/lv_demo_widgets.c
@@ -1110,7 +1110,7 @@ static void color_changer_anim_cb(void * var, int32_t v)
     if(v > LV_OPA_COVER) v = LV_OPA_COVER;
 
     uint32_t i;
-    for(i = 0; i < lv_obj_get_child_cnt(obj); i++) {
+    for(i = 0; i < lv_obj_get_child_count(obj); i++) {
         lv_obj_set_style_opa(lv_obj_get_child(obj, i), v, 0);
     }
 
diff --git a/docs/widgets/obj.rst b/docs/widgets/obj.rst
index 515e24ccb..e499ff049 100644
--- a/docs/widgets/obj.rst
+++ b/docs/widgets/obj.rst
@@ -86,7 +86,7 @@ The children can be iterated like this:
 .. code:: c
 
    uint32_t i;
-   for(i = 0; i < lv_obj_get_child_cnt(parent); i++) {
+   for(i = 0; i < lv_obj_get_child_count(parent); i++) {
      lv_obj_t * child = lv_obj_get_child(parent, i);
      /*Do something with child*/
    }
diff --git a/docs/widgets/span.rst b/docs/widgets/span.rst
index 7ac40ca27..c4a9dbe75 100644
--- a/docs/widgets/span.rst
+++ b/docs/widgets/span.rst
@@ -48,10 +48,10 @@ the last (or most recent) child.
 Child Count
 -----------
 
-Use the function :cpp:expr:`lv_spangroup_get_child_cnt(spangroup)` to get back
+Use the function :cpp:expr:`lv_spangroup_get_child_conut(spangroup)` to get back
 the number of spans the group is maintaining.
 
-e.g. ``uint32_t size = lv_spangroup_get_child_cnt(spangroup)``
+e.g. ``uint32_t size = lv_spangroup_get_child_conut(spangroup)``
 
 Text align
 ----------
diff --git a/docs/widgets/table.rst b/docs/widgets/table.rst
index a3017e24c..c0201ffec 100644
--- a/docs/widgets/table.rst
+++ b/docs/widgets/table.rst
@@ -43,8 +43,8 @@ Rows and Columns
 ----------------
 
 To explicitly set number of rows and columns use
-:cpp:expr:`lv_table_set_row_cnt(table, row_cnt)` and
-:cpp:expr:`lv_table_set_col_cnt(table, col_cnt)`
+:cpp:expr:`lv_table_set_row_count(table, row_cnt)` and
+:cpp:expr:`lv_table_set_col_count(table, col_cnt)`
 
 Width and Height
 ----------------
diff --git a/env_support/pikascript/pika_lv_wegit.c b/env_support/pikascript/pika_lv_wegit.c
index 17b6b9847..122347cf5 100644
--- a/env_support/pikascript/pika_lv_wegit.c
+++ b/env_support/pikascript/pika_lv_wegit.c
@@ -216,9 +216,9 @@ int pika_lvgl_dropdown_get_dir(PikaObj *self){
 //     lv_obj_t* lv_obj = obj_getPtr(self, "lv_obj");
 //     return obj_getObj(lv_dropdown_get_list(lv_obj));
 // }
-int pika_lvgl_dropdown_get_option_cnt(PikaObj *self){
+int pika_lvgl_dropdown_get_option_count(PikaObj *self){
     lv_obj_t* lv_obj = obj_getPtr(self, "lv_obj");
-    return lv_dropdown_get_option_cnt(lv_obj);
+    return lv_dropdown_get_option_count(lv_obj);
 }
 int pika_lvgl_dropdown_get_option_index(PikaObj *self, char* txt){
     lv_obj_t* lv_obj = obj_getPtr(self, "lv_obj");
diff --git a/examples/others/file_explorer/lv_example_file_explorer_3.c b/examples/others/file_explorer/lv_example_file_explorer_3.c
index 4d7f97995..dbb5763de 100644
--- a/examples/others/file_explorer/lv_example_file_explorer_3.c
+++ b/examples/others/file_explorer/lv_example_file_explorer_3.c
@@ -65,7 +65,7 @@ static void file_explorer_event_handler(lv_event_t * e)
     }
     else if(code == LV_EVENT_READY) {
         lv_obj_t * tb = lv_file_explorer_get_file_table(obj);
-        uint16_t sum = lv_table_get_row_cnt(tb);
+        uint16_t sum = lv_table_get_row_count(tb);
 
         sort_by_file_kind(tb, 0, (sum - 1));
     }
diff --git a/examples/others/file_explorer/lv_example_file_explorer_3.py b/examples/others/file_explorer/lv_example_file_explorer_3.py
index b919270f8..0f00a1939 100644
--- a/examples/others/file_explorer/lv_example_file_explorer_3.py
+++ b/examples/others/file_explorer/lv_example_file_explorer_3.py
@@ -53,7 +53,7 @@ def file_explorer_event_handler(e) :
 
     elif code == lv.EVENT.READY :
         tb = obj.explorer_get_file_table()
-        sum = tb.get_row_cnt()
+        sum = tb.get_row_count()
         # print("sum: ",sum)
         sort_by_file_kind(tb, 0, (sum - 1));
 
diff --git a/examples/others/observer/lv_example_observer_4.c b/examples/others/observer/lv_example_observer_4.c
index 71213b072..44ac1483e 100644
--- a/examples/others/observer/lv_example_observer_4.c
+++ b/examples/others/observer/lv_example_observer_4.c
@@ -91,7 +91,7 @@ static void cont_observer_cb(lv_subject_t * subject, lv_observer_t * observer)
 
     uint32_t i;
     uint32_t delay = 0;
-    uint32_t child_cnt_prev = lv_obj_get_child_cnt(cont);
+    uint32_t child_cnt_prev = lv_obj_get_child_count(cont);
     for(i = 0; i < child_cnt_prev; i++) {
         lv_obj_t * child = lv_obj_get_child(cont, i);
         lv_anim_set_var(&a, child);
@@ -132,7 +132,7 @@ static void cont_observer_cb(lv_subject_t * subject, lv_observer_t * observer)
 
     /*Animate in the new widgets*/
     lv_anim_set_ready_cb(&a, NULL);
-    for(i = child_cnt_prev; i < lv_obj_get_child_cnt(cont); i++) {
+    for(i = child_cnt_prev; i < lv_obj_get_child_count(cont); i++) {
         lv_obj_t * child = lv_obj_get_child(cont, i);
         lv_anim_set_var(&a, child);
         if(prev_v < cur_v) {
diff --git a/examples/scroll/lv_example_scroll_6.c b/examples/scroll/lv_example_scroll_6.c
index 265530f99..01db4be0e 100644
--- a/examples/scroll/lv_example_scroll_6.c
+++ b/examples/scroll/lv_example_scroll_6.c
@@ -11,7 +11,7 @@ static void scroll_event_cb(lv_event_t * e)
 
     int32_t r = lv_obj_get_height(cont) * 7 / 10;
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(cont);
+    uint32_t child_cnt = lv_obj_get_child_count(cont);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = lv_obj_get_child(cont, i);
         lv_area_t child_a;
diff --git a/examples/scroll/lv_example_scroll_6.py b/examples/scroll/lv_example_scroll_6.py
index 7ed481081..f4b5d1a7e 100644
--- a/examples/scroll/lv_example_scroll_6.py
+++ b/examples/scroll/lv_example_scroll_6.py
@@ -8,7 +8,7 @@ def scroll_event_cb(e):
 
     r = cont.get_height() * 7 // 10
 
-    child_cnt = cont.get_child_cnt()
+    child_cnt = cont.get_child_conut()
     for i in range(child_cnt):
         child = cont.get_child(i)
         child_a = lv.area_t()
diff --git a/examples/widgets/list/lv_example_list_2.c b/examples/widgets/list/lv_example_list_2.c
index b45a0b09f..45a5adb47 100644
--- a/examples/widgets/list/lv_example_list_2.c
+++ b/examples/widgets/list/lv_example_list_2.c
@@ -23,7 +23,7 @@ static void event_handler(lv_event_t * e)
         }
         lv_obj_t * parent = lv_obj_get_parent(obj);
         uint32_t i;
-        for(i = 0; i < lv_obj_get_child_cnt(parent); i++) {
+        for(i = 0; i < lv_obj_get_child_count(parent); i++) {
             lv_obj_t * child = lv_obj_get_child(parent, i);
             if(child == currentButton) {
                 lv_obj_add_state(child, LV_STATE_CHECKED);
@@ -64,7 +64,7 @@ static void event_handler_center(lv_event_t * e)
         if(currentButton == NULL) return;
 
         lv_obj_t * parent = lv_obj_get_parent(currentButton);
-        const uint32_t pos = lv_obj_get_child_cnt(parent) / 2;
+        const uint32_t pos = lv_obj_get_child_count(parent) / 2;
 
         lv_obj_move_to_index(currentButton, pos);
 
@@ -99,7 +99,7 @@ static void event_handler_swap(lv_event_t * e)
     const lv_event_code_t code = lv_event_get_code(e);
     // lv_obj_t* obj = lv_event_get_target(e);
     if((code == LV_EVENT_CLICKED) || (code == LV_EVENT_LONG_PRESSED_REPEAT)) {
-        uint32_t cnt = lv_obj_get_child_cnt(list1);
+        uint32_t cnt = lv_obj_get_child_count(list1);
         for(int i = 0; i < 100; i++)
             if(cnt > 1) {
                 lv_obj_t * obj = lv_obj_get_child(list1, rand() % cnt);
diff --git a/examples/widgets/list/lv_example_list_2.py b/examples/widgets/list/lv_example_list_2.py
index 10696e2e0..eae8e9f11 100644
--- a/examples/widgets/list/lv_example_list_2.py
+++ b/examples/widgets/list/lv_example_list_2.py
@@ -13,7 +13,7 @@ def event_handler(e):
         else:
             currentButton = obj
         parent = obj.get_parent()
-        for i in range( parent.get_child_cnt()):
+        for i in range( parent.get_child_conut()):
             child = parent.get_child(i)
             if child == currentButton:
                 child.add_state(lv.STATE.CHECKED)
@@ -51,7 +51,7 @@ def event_handler_center(e):
         if currentButton == None:
             return
         parent = currentButton.get_parent()
-        pos = parent.get_child_cnt() // 2
+        pos = parent.get_child_conut() // 2
         currentButton.move_to_index(pos)
         currentButton.scroll_to_view(lv.ANIM.ON)
 
@@ -82,7 +82,7 @@ def event_handler_swap(e):
     code = e.get_code()
     obj = e.get_target_obj()
     if code == lv.EVENT.CLICKED:
-        cnt = list1.get_child_cnt()
+        cnt = list1.get_child_conut()
         for i in range(100):
             if cnt > 1:
                 obj = list1.get_child(urandom.getrandbits(32) % cnt )
diff --git a/examples/widgets/table/lv_example_table_2.c b/examples/widgets/table/lv_example_table_2.c
index b5457e8f5..a62d4aa5b 100644
--- a/examples/widgets/table/lv_example_table_2.c
+++ b/examples/widgets/table/lv_example_table_2.c
@@ -71,8 +71,8 @@ void lv_example_table_2(void)
     lv_obj_set_size(table, LV_SIZE_CONTENT, 200);
 
     lv_table_set_col_width(table, 0, 150);
-    lv_table_set_row_cnt(table, ITEM_CNT); /*Not required but avoids a lot of memory reallocation lv_table_set_set_value*/
-    lv_table_set_col_cnt(table, 1);
+    lv_table_set_row_count(table, ITEM_CNT); /*Not required but avoids a lot of memory reallocation lv_table_set_set_value*/
+    lv_table_set_col_count(table, 1);
 
     /*Don't make the cell pressed, we will draw something different in the event*/
     lv_obj_remove_style(table, NULL, LV_PART_ITEMS | LV_STATE_PRESSED);
diff --git a/src/core/lv_obj.c b/src/core/lv_obj.c
index f0b211248..6207ab965 100644
--- a/src/core/lv_obj.c
+++ b/src/core/lv_obj.c
@@ -587,7 +587,7 @@ static void lv_obj_event(const lv_obj_class_t * class_p, lv_event_t * e)
         lv_obj_remove_state(obj, LV_STATE_PRESSED);
     }
     else if(code == LV_EVENT_STYLE_CHANGED) {
-        uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+        uint32_t child_cnt = lv_obj_get_child_count(obj);
         for(uint32_t i = 0; i < child_cnt; i++) {
             lv_obj_t * child = obj->spec_attr->children[i];
             lv_obj_mark_layout_as_dirty(child);
@@ -687,7 +687,7 @@ static void lv_obj_event(const lv_obj_class_t * class_p, lv_event_t * e)
         }
 
         uint32_t i;
-        uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+        uint32_t child_cnt = lv_obj_get_child_count(obj);
         for(i = 0; i < child_cnt; i++) {
             lv_obj_t * child = obj->spec_attr->children[i];
             lv_obj_mark_layout_as_dirty(child);
diff --git a/src/core/lv_obj_pos.c b/src/core/lv_obj_pos.c
index bc653aaaf..d0f4f1614 100644
--- a/src/core/lv_obj_pos.c
+++ b/src/core/lv_obj_pos.c
@@ -745,7 +745,7 @@ void lv_obj_move_to(lv_obj_t * obj, int32_t x, int32_t y)
 void lv_obj_move_children_by(lv_obj_t * obj, int32_t x_diff, int32_t y_diff, bool ignore_floating)
 {
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(ignore_floating && lv_obj_has_flag(child, LV_OBJ_FLAG_FLOATING)) continue;
@@ -955,7 +955,7 @@ static int32_t calc_content_width(lv_obj_t * obj)
 
     int32_t child_res = LV_COORD_MIN;
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     /*With RTL find the left most coordinate*/
     if(lv_obj_get_style_base_dir(obj, LV_PART_MAIN) == LV_BASE_DIR_RTL) {
         for(i = 0; i < child_cnt; i++) {
@@ -1050,7 +1050,7 @@ static int32_t calc_content_height(lv_obj_t * obj)
 
     int32_t child_res = LV_COORD_MIN;
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         int32_t child_res_tmp = LV_COORD_MIN;
         lv_obj_t * child = obj->spec_attr->children[i];
@@ -1092,7 +1092,7 @@ static int32_t calc_content_height(lv_obj_t * obj)
 static void layout_update_core(lv_obj_t * obj)
 {
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         layout_update_core(child);
diff --git a/src/core/lv_obj_scroll.c b/src/core/lv_obj_scroll.c
index ab9e37590..15581f49e 100644
--- a/src/core/lv_obj_scroll.c
+++ b/src/core/lv_obj_scroll.c
@@ -137,7 +137,7 @@ int32_t lv_obj_get_scroll_bottom(lv_obj_t * obj)
 
     int32_t child_res = LV_COORD_MIN;
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(lv_obj_has_flag_any(child,  LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
@@ -178,7 +178,7 @@ int32_t lv_obj_get_scroll_left(lv_obj_t * obj)
 
     uint32_t i;
     int32_t x1 = LV_COORD_MAX;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(lv_obj_has_flag_any(child,  LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
@@ -216,7 +216,7 @@ int32_t lv_obj_get_scroll_right(lv_obj_t * obj)
     /*With other base direction (LTR) scrolling to the right is normal so find the right most coordinate*/
     int32_t child_res = LV_COORD_MIN;
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(lv_obj_has_flag_any(child,  LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
diff --git a/src/core/lv_obj_style.c b/src/core/lv_obj_style.c
index 42a2f360d..adebd6e04 100644
--- a/src/core/lv_obj_style.c
+++ b/src/core/lv_obj_style.c
@@ -852,7 +852,7 @@ static void report_style_change_core(void * style, lv_obj_t * obj)
         }
     }
 
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         report_style_change_core(style, obj->spec_attr->children[i]);
     }
@@ -866,7 +866,7 @@ static void report_style_change_core(void * style, lv_obj_t * obj)
 static void refresh_children_style(lv_obj_t * obj)
 {
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         lv_obj_invalidate(child);
diff --git a/src/core/lv_obj_tree.c b/src/core/lv_obj_tree.c
index 7fac7e4e5..7045336e9 100644
--- a/src/core/lv_obj_tree.c
+++ b/src/core/lv_obj_tree.c
@@ -161,7 +161,7 @@ void lv_obj_set_parent(lv_obj_t * obj, lv_obj_t * parent)
     lv_obj_t * old_parent = obj->parent;
     /*Remove the object from the old parent's child list*/
     int32_t i;
-    for(i = lv_obj_get_index(obj); i <= (int32_t)lv_obj_get_child_cnt(old_parent) - 2; i++) {
+    for(i = lv_obj_get_index(obj); i <= (int32_t)lv_obj_get_child_count(old_parent) - 2; i++) {
         old_parent->spec_attr->children[i] = old_parent->spec_attr->children[i + 1];
     }
     old_parent->spec_attr->child_cnt--;
@@ -178,7 +178,7 @@ void lv_obj_set_parent(lv_obj_t * obj, lv_obj_t * parent)
     parent->spec_attr->child_cnt++;
     parent->spec_attr->children = lv_realloc(parent->spec_attr->children,
                                              parent->spec_attr->child_cnt * (sizeof(lv_obj_t *)));
-    parent->spec_attr->children[lv_obj_get_child_cnt(parent) - 1] = obj;
+    parent->spec_attr->children[lv_obj_get_child_count(parent) - 1] = obj;
 
     obj->parent = parent;
 
@@ -209,13 +209,13 @@ void lv_obj_move_to_index(lv_obj_t * obj, int32_t index)
     }
 
     if(index < 0) {
-        index = lv_obj_get_child_cnt(parent) + index;
+        index = lv_obj_get_child_count(parent) + index;
     }
 
     const int32_t old_index = lv_obj_get_index(obj);
 
     if(index < 0) return;
-    if(index >= (int32_t) lv_obj_get_child_cnt(parent)) return;
+    if(index >= (int32_t) lv_obj_get_child_count(parent)) return;
     if(index == old_index) return;
 
     int32_t i = old_index;
@@ -383,7 +383,7 @@ lv_obj_t * lv_obj_get_sibling_by_type(const lv_obj_t * obj, int32_t idx, const l
     return lv_obj_get_child(parent, sibling_idx);
 }
 
-uint32_t lv_obj_get_child_cnt(const lv_obj_t * obj)
+uint32_t lv_obj_get_child_count(const lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
     if(obj->spec_attr == NULL) return 0;
@@ -580,7 +580,7 @@ static lv_obj_tree_walk_res_t walk_core(lv_obj_t * obj, lv_obj_tree_walk_cb_t cb
 
     if(res != LV_OBJ_TREE_WALK_SKIP_CHILDREN) {
         uint32_t i;
-        for(i = 0; i < lv_obj_get_child_cnt(obj); i++) {
+        for(i = 0; i < lv_obj_get_child_count(obj); i++) {
             res = walk_core(lv_obj_get_child(obj, i), cb, user_data);
             if(res == LV_OBJ_TREE_WALK_END) return LV_OBJ_TREE_WALK_END;
         }
diff --git a/src/core/lv_obj_tree.h b/src/core/lv_obj_tree.h
index 58c7272fc..2ed041156 100644
--- a/src/core/lv_obj_tree.h
+++ b/src/core/lv_obj_tree.h
@@ -139,7 +139,6 @@ struct _lv_obj_t * lv_obj_get_parent(const struct _lv_obj_t * obj);
  */
 struct _lv_obj_t * lv_obj_get_child(const struct _lv_obj_t * obj, int32_t idx);
 
-
 /**
  * Get the child of an object by the child's index. Consider the children only with a given type.
  * @param obj       pointer to an object whose child should be get
@@ -188,7 +187,7 @@ struct _lv_obj_t * lv_obj_get_sibling_by_type(const struct _lv_obj_t * obj, int3
  * @param obj       pointer to an object
  * @return          the number of children
  */
-uint32_t lv_obj_get_child_cnt(const struct _lv_obj_t * obj);
+uint32_t lv_obj_get_child_count(const struct _lv_obj_t * obj);
 
 /**
  * Get the number of children having a given type.
@@ -208,7 +207,6 @@ uint32_t lv_obj_get_child_count_by_type(const struct _lv_obj_t * obj, const stru
  */
 int32_t lv_obj_get_index(const struct _lv_obj_t * obj);
 
-
 /**
  * Get the index of a child. Consider the children only with a given type.
  * @param obj       pointer to an object
diff --git a/src/core/lv_refr.c b/src/core/lv_refr.c
index 2c93bb7b5..6a184ba1b 100644
--- a/src/core/lv_refr.c
+++ b/src/core/lv_refr.c
@@ -136,7 +136,7 @@ void lv_obj_redraw(lv_layer_t * layer, lv_obj_t * obj)
 
     if(refr_children) {
         uint32_t i;
-        uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+        uint32_t child_cnt = lv_obj_get_child_count(obj);
         if(child_cnt == 0) {
             /*If the object was visible on the clip area call the post draw events too*/
             layer->clip_area = clip_coords_for_obj;
@@ -731,7 +731,7 @@ static lv_obj_t * lv_refr_get_top_obj(const lv_area_t * area_p, lv_obj_t * obj)
     if(info.res == LV_COVER_RES_MASKED) return NULL;
 
     int32_t i;
-    int32_t child_cnt = lv_obj_get_child_cnt(obj);
+    int32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = child_cnt - 1; i >= 0; i--) {
         lv_obj_t * child = obj->spec_attr->children[i];
         found_p = lv_refr_get_top_obj(area_p, child);
@@ -776,7 +776,7 @@ static void refr_obj_and_children(lv_layer_t * layer, lv_obj_t * top_obj)
     while(parent != NULL) {
         bool go = false;
         uint32_t i;
-        uint32_t child_cnt = lv_obj_get_child_cnt(parent);
+        uint32_t child_cnt = lv_obj_get_child_count(parent);
         for(i = 0; i < child_cnt; i++) {
             lv_obj_t * child = parent->spec_attr->children[i];
             if(!go) {
diff --git a/src/display/lv_display.c b/src/display/lv_display.c
index 3e02a708d..fb55b42d0 100644
--- a/src/display/lv_display.c
+++ b/src/display/lv_display.c
@@ -748,9 +748,9 @@ void lv_display_set_theme(lv_display_t * disp, lv_theme_t * th)
     disp->theme = th;
 
     if(disp->screen_cnt == 4 &&
-       lv_obj_get_child_cnt(disp->screens[0]) == 0 &&
-       lv_obj_get_child_cnt(disp->screens[1]) == 0 &&
-       lv_obj_get_child_cnt(disp->screens[2]) == 0) {
+       lv_obj_get_child_count(disp->screens[0]) == 0 &&
+       lv_obj_get_child_count(disp->screens[1]) == 0 &&
+       lv_obj_get_child_count(disp->screens[2]) == 0) {
         lv_theme_apply(disp->screens[0]);
     }
 }
diff --git a/src/indev/lv_indev.c b/src/indev/lv_indev.c
index 202327b36..c8c0b36d9 100644
--- a/src/indev/lv_indev.c
+++ b/src/indev/lv_indev.c
@@ -484,7 +484,7 @@ lv_obj_t * lv_indev_search_obj(lv_obj_t * obj, lv_point_t * point)
     }
     if(_lv_area_is_point_on(&obj_coords, &p_trans, 0)) {
         int32_t i;
-        uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+        uint32_t child_cnt = lv_obj_get_child_count(obj);
 
         /*If a child matches use it*/
         for(i = child_cnt - 1; i >= 0; i--) {
diff --git a/src/indev/lv_indev_scroll.c b/src/indev/lv_indev_scroll.c
index 901cb8bce..24baa396e 100644
--- a/src/indev/lv_indev_scroll.c
+++ b/src/indev/lv_indev_scroll.c
@@ -477,7 +477,7 @@ static int32_t find_snap_point_x(const lv_obj_t * obj, int32_t min, int32_t max,
     int32_t pad_right = lv_obj_get_style_pad_right(obj, LV_PART_MAIN);
 
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(lv_obj_has_flag_any(child, LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
@@ -532,7 +532,7 @@ static int32_t find_snap_point_y(const lv_obj_t * obj, int32_t min, int32_t max,
     int32_t pad_bottom = lv_obj_get_style_pad_bottom(obj, LV_PART_MAIN);
 
     uint32_t i;
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = obj->spec_attr->children[i];
         if(lv_obj_has_flag_any(child, LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
diff --git a/src/layouts/grid/lv_grid.c b/src/layouts/grid/lv_grid.c
index c66bda9ca..e5da88270 100644
--- a/src/layouts/grid/lv_grid.c
+++ b/src/layouts/grid/lv_grid.c
@@ -299,7 +299,7 @@ static void calc_cols(lv_obj_t * cont, _lv_grid_calc_t * c)
         if(IS_CONTENT(col_templ[i])) {
             /*Check the size of children of this cell*/
             uint32_t ci;
-            for(ci = 0; ci < lv_obj_get_child_cnt(cont); ci++) {
+            for(ci = 0; ci < lv_obj_get_child_count(cont); ci++) {
                 lv_obj_t * item = lv_obj_get_child(cont, ci);
                 if(lv_obj_has_flag_any(item, LV_OBJ_FLAG_IGNORE_LAYOUT | LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
                 uint32_t col_span = get_col_span(item);
@@ -392,7 +392,7 @@ static void calc_rows(lv_obj_t * cont, _lv_grid_calc_t * c)
         if(IS_CONTENT(row_templ[i])) {
             /*Check the size of children of this cell*/
             uint32_t ci;
-            for(ci = 0; ci < lv_obj_get_child_cnt(cont); ci++) {
+            for(ci = 0; ci < lv_obj_get_child_count(cont); ci++) {
                 lv_obj_t * item = lv_obj_get_child(cont, ci);
                 if(lv_obj_has_flag_any(item, LV_OBJ_FLAG_IGNORE_LAYOUT | LV_OBJ_FLAG_HIDDEN | LV_OBJ_FLAG_FLOATING)) continue;
                 uint32_t row_span = get_row_span(item);
diff --git a/src/lv_api_map.h b/src/lv_api_map.h
index b594655a1..d354b2aa7 100644
--- a/src/lv_api_map.h
+++ b/src/lv_api_map.h
@@ -74,7 +74,7 @@ static inline void lv_obj_move_foreground(lv_obj_t * obj)
         return;
     }
 
-    lv_obj_move_to_index(obj, lv_obj_get_child_cnt(parent) - 1);
+    lv_obj_move_to_index(obj, lv_obj_get_child_count(parent) - 1);
 }
 
 /**
@@ -219,6 +219,18 @@ static inline void lv_obj_move_background(lv_obj_t * obj)
 #define lv_image_set_zoom                   lv_image_set_scale
 #define lv_image_get_zoom                   lv_image_get_scale
 
+#define lv_roller_set_visible_row_cnt       lv_roller_set_visible_row_count
+#define lv_roller_get_option_cnt            lv_roller_get_option_count
+
+#define lv_table_set_col_cnt                lv_table_set_col_count
+#define lv_table_set_row_cnt                lv_table_set_row_count
+#define lv_table_get_row_cnt                lv_table_get_row_count
+#define lv_table_get_row_cnt                lv_table_get_row_count
+
+#define lv_dropdown_get_option_cnt          lv_dropdown_get_option_count
+
+#define lv_obj_get_child_cnt                lv_obj_get_child_count
+
 #define lv_obj_get_style_shadow_ofs_x       lv_obj_get_style_shadow_offset_x
 #define lv_obj_get_style_shadow_ofs_y       lv_obj_get_style_shadow_offset_y
 #define lv_obj_get_style_transform_zoom     lv_obj_get_style_transform_scale
diff --git a/src/misc/lv_text.c b/src/misc/lv_text.c
index 44315a9ee..f2a789ee1 100644
--- a/src/misc/lv_text.c
+++ b/src/misc/lv_text.c
@@ -422,7 +422,7 @@ char * _lv_text_set_text_vfmt(const char * fmt, va_list ap)
     lv_vsnprintf(raw_txt, len + 1, fmt, ap);
 
     /*Get the size of the Arabic text and process it*/
-    size_t len_ap = _lv_text_ap_calc_bytes_cnt(raw_txt);
+    size_t len_ap = _lv_text_ap_calc_bytes_count(raw_txt);
     text = lv_malloc(len_ap + 1);
     LV_ASSERT_MALLOC(text);
     if(text == NULL) {
diff --git a/src/misc/lv_text_ap.c b/src/misc/lv_text_ap.c
index 8fbfef665..95e0dd772 100644
--- a/src/misc/lv_text_ap.c
+++ b/src/misc/lv_text_ap.c
@@ -106,7 +106,7 @@ const ap_chars_map_t ap_chars_map[] = {
 /**********************
 *   GLOBAL FUNCTIONS
 **********************/
-uint32_t _lv_text_ap_calc_bytes_cnt(const char * txt)
+uint32_t _lv_text_ap_calc_bytes_count(const char * txt)
 {
     uint32_t txt_length = 0;
     uint32_t chars_cnt = 0;
diff --git a/src/misc/lv_text_ap.h b/src/misc/lv_text_ap.h
index 71e8b95b6..df6357fc9 100644
--- a/src/misc/lv_text_ap.h
+++ b/src/misc/lv_text_ap.h
@@ -33,7 +33,7 @@ extern "C" {
 /**********************
  * GLOBAL PROTOTYPES
  **********************/
-uint32_t _lv_text_ap_calc_bytes_cnt(const char * txt);
+uint32_t _lv_text_ap_calc_bytes_count(const char * txt);
 void _lv_text_ap_proc(const char * txt, char * txt_out);
 
 /**********************
diff --git a/src/others/file_explorer/lv_file_explorer.c b/src/others/file_explorer/lv_file_explorer.c
index df9a7ead1..7fdfb30c1 100644
--- a/src/others/file_explorer/lv_file_explorer.c
+++ b/src/others/file_explorer/lv_file_explorer.c
@@ -322,7 +322,7 @@ static void lv_file_explorer_constructor(const lv_obj_class_t * class_p, lv_obj_
     explorer->file_table = lv_table_create(explorer->browser_area);
     lv_obj_set_size(explorer->file_table, LV_PCT(100), LV_PCT(86));
     lv_table_set_col_width(explorer->file_table, 0, LV_PCT(100));
-    lv_table_set_col_cnt(explorer->file_table, 1);
+    lv_table_set_col_count(explorer->file_table, 1);
     lv_obj_add_event(explorer->file_table, browser_file_event_handler, LV_EVENT_ALL, obj);
 
     /*only scroll up and down*/
@@ -401,10 +401,10 @@ static void init_style(lv_obj_t * obj)
     lv_style_set_bg_color(&quick_access_list_button_style, lv_color_hex(0xf2f1f6));
 
     uint32_t i, j;
-    for(i = 0; i < lv_obj_get_child_cnt(explorer->quick_access_area); i++) {
+    for(i = 0; i < lv_obj_get_child_count(explorer->quick_access_area); i++) {
         lv_obj_t * child = lv_obj_get_child(explorer->quick_access_area, i);
         if(lv_obj_check_type(child, &lv_list_class)) {
-            for(j = 0; j < lv_obj_get_child_cnt(child); j++) {
+            for(j = 0; j < lv_obj_get_child_count(child); j++) {
                 lv_obj_t * list_child = lv_obj_get_child(child, j);
                 if(lv_obj_check_type(list_child, &lv_list_button_class)) {
                     lv_obj_add_style(list_child, &quick_access_list_button_style, 0);
@@ -589,7 +589,7 @@ static void show_dir(lv_obj_t * obj, const char * path)
 
     lv_fs_dir_close(&dir);
 
-    lv_table_set_row_cnt(explorer->file_table, index);
+    lv_table_set_row_count(explorer->file_table, index);
     file_explorer_sort(obj);
     lv_obj_send_event(obj, LV_EVENT_READY, NULL);
 
@@ -643,7 +643,7 @@ static void file_explorer_sort(lv_obj_t * obj)
 
     lv_file_explorer_t * explorer = (lv_file_explorer_t *)obj;
 
-    uint16_t sum = lv_table_get_row_cnt(explorer->file_table);
+    uint16_t sum = lv_table_get_row_count(explorer->file_table);
 
     if(sum > 1) {
         switch(explorer->sort) {
diff --git a/src/others/gridnav/lv_gridnav.c b/src/others/gridnav/lv_gridnav.c
index 4f4ba1a56..7044db12d 100644
--- a/src/others/gridnav/lv_gridnav.c
+++ b/src/others/gridnav/lv_gridnav.c
@@ -137,7 +137,7 @@ static void gridnav_event_cb(lv_event_t * e)
     lv_event_code_t code = lv_event_get_code(e);
 
     if(code == LV_EVENT_KEY) {
-        uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+        uint32_t child_cnt = lv_obj_get_child_count(obj);
         if(child_cnt == 0) return;
 
         if(dsc->focused_obj == NULL) dsc->focused_obj = find_first_focusable(obj);
@@ -291,7 +291,7 @@ static lv_obj_t * find_chid(lv_obj_t * obj, lv_obj_t * start_child, find_mode_t
 {
     int32_t x_start = get_x_center(start_child);
     int32_t y_start = get_y_center(start_child);
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     lv_obj_t * guess = NULL;
     int32_t x_err_guess = LV_COORD_MAX;
     int32_t y_err_guess = LV_COORD_MAX;
@@ -359,7 +359,7 @@ static lv_obj_t * find_chid(lv_obj_t * obj, lv_obj_t * start_child, find_mode_t
 
 static lv_obj_t * find_first_focusable(lv_obj_t * obj)
 {
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     uint32_t i;
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = lv_obj_get_child(obj, i);
@@ -371,7 +371,7 @@ static lv_obj_t * find_first_focusable(lv_obj_t * obj)
 
 static lv_obj_t * find_last_focusable(lv_obj_t * obj)
 {
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     int32_t i;
     for(i = child_cnt - 1; i >= 0; i--) {
         lv_obj_t * child = lv_obj_get_child(obj, i);
diff --git a/src/widgets/buttonmatrix/lv_buttonmatrix.c b/src/widgets/buttonmatrix/lv_buttonmatrix.c
index 345ca42a7..4d73bae89 100644
--- a/src/widgets/buttonmatrix/lv_buttonmatrix.c
+++ b/src/widgets/buttonmatrix/lv_buttonmatrix.c
@@ -775,7 +775,7 @@ static void draw_main(lv_event_t * e)
 
 #if LV_USE_ARABIC_PERSIAN_CHARS
         /*Get the size of the Arabic text and process it*/
-        size_t len_ap = _lv_text_ap_calc_bytes_cnt(txt);
+        size_t len_ap = _lv_text_ap_calc_bytes_count(txt);
         if(len_ap < sizeof(txt_ap)) {
             _lv_text_ap_proc(txt, txt_ap);
             txt = txt_ap;
diff --git a/src/widgets/calendar/lv_calendar.c b/src/widgets/calendar/lv_calendar.c
index 9a601b542..888d65eb1 100644
--- a/src/widgets/calendar/lv_calendar.c
+++ b/src/widgets/calendar/lv_calendar.c
@@ -159,7 +159,7 @@ void lv_calendar_set_showed_date(lv_obj_t * obj, uint32_t year, uint32_t month)
 
     /* The children of the calendar are probably headers.
      * Notify them to let the headers updated to the new date*/
-    uint32_t child_cnt = lv_obj_get_child_cnt(obj);
+    uint32_t child_cnt = lv_obj_get_child_count(obj);
     for(i = 0; i < child_cnt; i++) {
         lv_obj_t * child = lv_obj_get_child(obj, i);
         if(child == calendar->btnm) continue;
diff --git a/src/widgets/checkbox/lv_checkbox.c b/src/widgets/checkbox/lv_checkbox.c
index e76dbcf91..7092dc27d 100644
--- a/src/widgets/checkbox/lv_checkbox.c
+++ b/src/widgets/checkbox/lv_checkbox.c
@@ -75,7 +75,7 @@ void lv_checkbox_set_text(lv_obj_t * obj, const char * txt)
         size_t len;
 
 #if LV_USE_ARABIC_PERSIAN_CHARS
-        len = _lv_text_ap_calc_bytes_cnt(txt) + 1;
+        len = _lv_text_ap_calc_bytes_count(txt) + 1;
 #else
         len = lv_strlen(txt) + 1;
 #endif
diff --git a/src/widgets/dropdown/lv_dropdown.c b/src/widgets/dropdown/lv_dropdown.c
index 36363a43b..3bdfd3a7d 100644
--- a/src/widgets/dropdown/lv_dropdown.c
+++ b/src/widgets/dropdown/lv_dropdown.c
@@ -135,7 +135,7 @@ void lv_dropdown_set_options(lv_obj_t * obj, const char * options)
 #if LV_USE_ARABIC_PERSIAN_CHARS == 0
     size_t len = lv_strlen(options) + 1;
 #else
-    size_t len = _lv_text_ap_calc_bytes_cnt(options) + 1;
+    size_t len = _lv_text_ap_calc_bytes_count(options) + 1;
 #endif
 
     if(dropdown->options != NULL && dropdown->static_txt == 0) {
@@ -211,7 +211,7 @@ void lv_dropdown_add_option(lv_obj_t * obj, const char * option, uint32_t pos)
 #if LV_USE_ARABIC_PERSIAN_CHARS == 0
     size_t ins_len = lv_strlen(option) + 1;
 #else
-    size_t ins_len = _lv_text_ap_calc_bytes_cnt(option) + 1;
+    size_t ins_len = _lv_text_ap_calc_bytes_count(option) + 1;
 #endif
 
     size_t new_len = ins_len + old_len + 2; /*+2 for terminating NULL and possible \n*/
@@ -358,7 +358,7 @@ uint32_t lv_dropdown_get_selected(const lv_obj_t * obj)
     return dropdown->sel_opt_id;
 }
 
-uint32_t lv_dropdown_get_option_cnt(const lv_obj_t * obj)
+uint32_t lv_dropdown_get_option_count(const lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
diff --git a/src/widgets/dropdown/lv_dropdown.h b/src/widgets/dropdown/lv_dropdown.h
index b28059f2a..df274c2ae 100644
--- a/src/widgets/dropdown/lv_dropdown.h
+++ b/src/widgets/dropdown/lv_dropdown.h
@@ -179,7 +179,7 @@ uint32_t lv_dropdown_get_selected(const lv_obj_t * obj);
  * @param obj       pointer to drop-down list object
  * @return          the total number of options in the list
  */
-uint32_t lv_dropdown_get_option_cnt(const lv_obj_t * obj);
+uint32_t lv_dropdown_get_option_count(const lv_obj_t * obj);
 
 /**
  * Get the current selected option as a string
diff --git a/src/widgets/label/lv_label.c b/src/widgets/label/lv_label.c
index 24fcba5ba..8d44d4b09 100644
--- a/src/widgets/label/lv_label.c
+++ b/src/widgets/label/lv_label.c
@@ -1221,7 +1221,7 @@ static size_t get_text_length(const char * text)
 {
     size_t len = 0;
 #if LV_USE_ARABIC_PERSIAN_CHARS
-    len = _lv_text_ap_calc_bytes_cnt(text);
+    len = _lv_text_ap_calc_bytes_count(text);
 #else
     len = lv_strlen(text) + 1;
 #endif
diff --git a/src/widgets/list/lv_list.c b/src/widgets/list/lv_list.c
index 95b80b0d2..7781e3e2f 100644
--- a/src/widgets/list/lv_list.c
+++ b/src/widgets/list/lv_list.c
@@ -102,7 +102,7 @@ const char * lv_list_get_button_text(lv_obj_t * list, lv_obj_t * btn)
 {
     LV_UNUSED(list);
     uint32_t i;
-    for(i = 0; i < lv_obj_get_child_cnt(btn); i++) {
+    for(i = 0; i < lv_obj_get_child_count(btn); i++) {
         lv_obj_t * child = lv_obj_get_child(btn, i);
         if(lv_obj_check_type(child, &lv_label_class)) {
             return lv_label_get_text(child);
@@ -117,7 +117,7 @@ void lv_list_set_button_text(lv_obj_t * list, lv_obj_t * btn, const char * txt)
 {
     LV_UNUSED(list);
     uint32_t i;
-    for(i = 0; i < lv_obj_get_child_cnt(btn); i++) {
+    for(i = 0; i < lv_obj_get_child_count(btn); i++) {
         lv_obj_t * child = lv_obj_get_child(btn, i);
         if(lv_obj_check_type(child, &lv_label_class)) {
             lv_label_set_text(child, txt);
diff --git a/src/widgets/roller/lv_roller.c b/src/widgets/roller/lv_roller.c
index eac5ae734..36eb871b2 100644
--- a/src/widgets/roller/lv_roller.c
+++ b/src/widgets/roller/lv_roller.c
@@ -283,7 +283,7 @@ const char * lv_roller_get_options(const lv_obj_t * obj)
  * @param roller pointer to a roller object
  * @return the total number of options
  */
-uint32_t lv_roller_get_option_cnt(const lv_obj_t * obj)
+uint32_t lv_roller_get_option_count(const lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
diff --git a/src/widgets/roller/lv_roller.h b/src/widgets/roller/lv_roller.h
index a7f7bb678..960994886 100644
--- a/src/widgets/roller/lv_roller.h
+++ b/src/widgets/roller/lv_roller.h
@@ -125,7 +125,7 @@ const char * lv_roller_get_options(const lv_obj_t * obj);
  * @param obj   pointer to a roller object
  * @return      the total number of options
  */
-uint32_t lv_roller_get_option_cnt(const lv_obj_t * obj);
+uint32_t lv_roller_get_option_count(const lv_obj_t * obj);
 
 /**********************
  *      MACROS
diff --git a/src/widgets/span/lv_span.c b/src/widgets/span/lv_span.c
index 8e48a5b06..2592daf2d 100644
--- a/src/widgets/span/lv_span.c
+++ b/src/widgets/span/lv_span.c
@@ -60,7 +60,7 @@ static bool lv_text_get_snippet(const char * txt, const lv_font_t * font, int32_
                                 uint32_t * end_ofs);
 
 static void lv_snippet_clear(void);
-static uint32_t lv_get_snippet_cnt(void);
+static uint32_t lv_get_snippet_count(void);
 static void lv_snippet_push(lv_snippet_t * item);
 static lv_snippet_t * lv_get_snippet(uint32_t index);
 static int32_t convert_indent_pct(lv_obj_t * spans, int32_t width);
@@ -286,7 +286,7 @@ lv_span_t * lv_spangroup_get_child(const lv_obj_t * obj, int32_t id)
     return NULL;
 }
 
-uint32_t lv_spangroup_get_child_cnt(const lv_obj_t * obj)
+uint32_t lv_spangroup_get_child_conut(const lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
@@ -665,7 +665,7 @@ static void lv_snippet_push(lv_snippet_t * item)
     }
 }
 
-static uint32_t lv_get_snippet_cnt(void)
+static uint32_t lv_get_snippet_count(void)
 {
     return snippet_stack->index;
 }
@@ -870,9 +870,9 @@ static void lv_draw_span(lv_obj_t * obj, lv_layer_t * layer)
                                               max_w, txt_flag, &use_width, &next_ofs);
 
             if(isfill) {
-                if(next_ofs > 0 && lv_get_snippet_cnt() > 0) {
+                if(next_ofs > 0 && lv_get_snippet_count() > 0) {
                     /* To prevent infinite loops, the _lv_text_get_next_line() may return incomplete words, */
-                    /* This phenomenon should be avoided when lv_get_snippet_cnt() > 0 */
+                    /* This phenomenon should be avoided when lv_get_snippet_count() > 0 */
                     if(max_w < use_width) {
                         break;
                     }
@@ -906,7 +906,7 @@ static void lv_draw_span(lv_obj_t * obj, lv_layer_t * layer)
 
         /* start current line deal with */
 
-        uint32_t item_cnt = lv_get_snippet_cnt();
+        uint32_t item_cnt = lv_get_snippet_count();
         if(item_cnt == 0) {     /* break if stack is empty */
             break;
         }
diff --git a/src/widgets/span/lv_span.h b/src/widgets/span/lv_span.h
index e337d814e..86cf4587d 100644
--- a/src/widgets/span/lv_span.h
+++ b/src/widgets/span/lv_span.h
@@ -179,7 +179,7 @@ lv_span_t * lv_spangroup_get_child(const lv_obj_t * obj, int32_t id);
  * @param obj   The spangroup object to get the child count of.
  * @return      The span count of the spangroup.
  */
-uint32_t lv_spangroup_get_child_cnt(const lv_obj_t * obj);
+uint32_t lv_spangroup_get_child_conut(const lv_obj_t * obj);
 
 /**
  * get the align of the spangroup.
diff --git a/src/widgets/table/lv_table.c b/src/widgets/table/lv_table.c
index 5066ea6e6..381db9f18 100644
--- a/src/widgets/table/lv_table.c
+++ b/src/widgets/table/lv_table.c
@@ -93,8 +93,8 @@ void lv_table_set_cell_value(lv_obj_t * obj, uint32_t row, uint32_t col, const c
     lv_table_t * table = (lv_table_t *)obj;
 
     /*Auto expand*/
-    if(col >= table->col_cnt) lv_table_set_col_cnt(obj, col + 1);
-    if(row >= table->row_cnt) lv_table_set_row_cnt(obj, row + 1);
+    if(col >= table->col_cnt) lv_table_set_col_count(obj, col + 1);
+    if(row >= table->row_cnt) lv_table_set_row_count(obj, row + 1);
 
     uint32_t cell = row * table->col_cnt + col;
     lv_table_cell_ctrl_t ctrl = 0;
@@ -127,12 +127,12 @@ void lv_table_set_cell_value_fmt(lv_obj_t * obj, uint32_t row, uint32_t col, con
 
     lv_table_t * table = (lv_table_t *)obj;
     if(col >= table->col_cnt) {
-        lv_table_set_col_cnt(obj, col + 1);
+        lv_table_set_col_count(obj, col + 1);
     }
 
     /*Auto expand*/
     if(row >= table->row_cnt) {
-        lv_table_set_row_cnt(obj, row + 1);
+        lv_table_set_row_count(obj, row + 1);
     }
 
     uint32_t cell = row * table->col_cnt + col;
@@ -166,7 +166,7 @@ void lv_table_set_cell_value_fmt(lv_obj_t * obj, uint32_t row, uint32_t col, con
     lv_vsnprintf(raw_txt, len + 1, fmt, ap2);
 
     /*Get the size of the Arabic text and process it*/
-    size_t len_ap = _lv_text_ap_calc_bytes_cnt(raw_txt);
+    size_t len_ap = _lv_text_ap_calc_bytes_count(raw_txt);
     table->cell_data[cell] = lv_realloc(table->cell_data[cell], sizeof(lv_table_cell_t) + len_ap + 1);
     LV_ASSERT_MALLOC(table->cell_data[cell]);
     if(table->cell_data[cell] == NULL) {
@@ -197,7 +197,7 @@ void lv_table_set_cell_value_fmt(lv_obj_t * obj, uint32_t row, uint32_t col, con
     refr_cell_size(obj, row, col);
 }
 
-void lv_table_set_row_cnt(lv_obj_t * obj, uint32_t row_cnt)
+void lv_table_set_row_count(lv_obj_t * obj, uint32_t row_cnt)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
@@ -240,7 +240,7 @@ void lv_table_set_row_cnt(lv_obj_t * obj, uint32_t row_cnt)
     refr_size_form_row(obj, 0);
 }
 
-void lv_table_set_col_cnt(lv_obj_t * obj, uint32_t col_cnt)
+void lv_table_set_col_count(lv_obj_t * obj, uint32_t col_cnt)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
@@ -306,7 +306,7 @@ void lv_table_set_col_width(lv_obj_t * obj, uint32_t col_id, int32_t w)
     lv_table_t * table = (lv_table_t *)obj;
 
     /*Auto expand*/
-    if(col_id >= table->col_cnt) lv_table_set_col_cnt(obj, col_id + 1);
+    if(col_id >= table->col_cnt) lv_table_set_col_count(obj, col_id + 1);
 
     table->col_w[col_id] = w;
     refr_size_form_row(obj, 0);
@@ -319,8 +319,8 @@ void lv_table_add_cell_ctrl(lv_obj_t * obj, uint32_t row, uint32_t col, lv_table
     lv_table_t * table = (lv_table_t *)obj;
 
     /*Auto expand*/
-    if(col >= table->col_cnt) lv_table_set_col_cnt(obj, col + 1);
-    if(row >= table->row_cnt) lv_table_set_row_cnt(obj, row + 1);
+    if(col >= table->col_cnt) lv_table_set_col_count(obj, col + 1);
+    if(row >= table->row_cnt) lv_table_set_row_count(obj, row + 1);
 
     uint32_t cell = row * table->col_cnt + col;
 
@@ -344,8 +344,8 @@ void lv_table_clear_cell_ctrl(lv_obj_t * obj, uint32_t row, uint32_t col, lv_tab
     lv_table_t * table = (lv_table_t *)obj;
 
     /*Auto expand*/
-    if(col >= table->col_cnt) lv_table_set_col_cnt(obj, col + 1);
-    if(row >= table->row_cnt) lv_table_set_row_cnt(obj, row + 1);
+    if(col >= table->col_cnt) lv_table_set_col_count(obj, col + 1);
+    if(row >= table->row_cnt) lv_table_set_row_count(obj, row + 1);
 
     uint32_t cell = row * table->col_cnt + col;
 
@@ -369,8 +369,8 @@ void lv_table_set_cell_user_data(lv_obj_t * obj, uint16_t row, uint16_t col, voi
     lv_table_t * table = (lv_table_t *)obj;
 
     /*Auto expand*/
-    if(col >= table->col_cnt) lv_table_set_col_cnt(obj, col + 1);
-    if(row >= table->row_cnt) lv_table_set_row_cnt(obj, row + 1);
+    if(col >= table->col_cnt) lv_table_set_col_count(obj, col + 1);
+    if(row >= table->row_cnt) lv_table_set_row_count(obj, row + 1);
 
     uint32_t cell = row * table->col_cnt + col;
 
@@ -411,7 +411,7 @@ const char * lv_table_get_cell_value(lv_obj_t * obj, uint32_t row, uint32_t col)
     return table->cell_data[cell]->txt;
 }
 
-uint32_t lv_table_get_row_cnt(lv_obj_t * obj)
+uint32_t lv_table_get_row_count(lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
@@ -419,7 +419,7 @@ uint32_t lv_table_get_row_cnt(lv_obj_t * obj)
     return table->row_cnt;
 }
 
-uint32_t lv_table_get_col_cnt(lv_obj_t * obj)
+uint32_t lv_table_get_col_count(lv_obj_t * obj)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
 
@@ -1017,7 +1017,7 @@ static size_t get_cell_txt_len(const char * txt)
     size_t retval = 0;
 
 #if LV_USE_ARABIC_PERSIAN_CHARS
-    retval = sizeof(lv_table_cell_t) + _lv_text_ap_calc_bytes_cnt(txt) + 1;
+    retval = sizeof(lv_table_cell_t) + _lv_text_ap_calc_bytes_count(txt) + 1;
 #else
     retval = sizeof(lv_table_cell_t) + strlen(txt) + 1;
 #endif
diff --git a/src/widgets/table/lv_table.h b/src/widgets/table/lv_table.h
index ccae204e3..d25449c9e 100644
--- a/src/widgets/table/lv_table.h
+++ b/src/widgets/table/lv_table.h
@@ -110,14 +110,14 @@ void lv_table_set_cell_value_fmt(lv_obj_t * obj, uint32_t row, uint32_t col, con
  * @param obj           table pointer to a Table object
  * @param row_cnt       number of rows
  */
-void lv_table_set_row_cnt(lv_obj_t * obj, uint32_t row_cnt);
+void lv_table_set_row_count(lv_obj_t * obj, uint32_t row_cnt);
 
 /**
  * Set the number of columns
  * @param obj       table pointer to a Table object
  * @param col_cnt   number of columns.
  */
-void lv_table_set_col_cnt(lv_obj_t * obj, uint32_t col_cnt);
+void lv_table_set_col_count(lv_obj_t * obj, uint32_t col_cnt);
 
 /**
  * Set the width of a column
@@ -175,14 +175,14 @@ const char * lv_table_get_cell_value(lv_obj_t * obj, uint32_t row, uint32_t col)
  * @param obj       table pointer to a Table object
  * @return          number of rows.
  */
-uint32_t lv_table_get_row_cnt(lv_obj_t * obj);
+uint32_t lv_table_get_row_count(lv_obj_t * obj);
 
 /**
  * Get the number of columns.
  * @param obj       table pointer to a Table object
  * @return          number of columns.
  */
-uint32_t lv_table_get_col_cnt(lv_obj_t * obj);
+uint32_t lv_table_get_col_count(lv_obj_t * obj);
 
 /**
  * Get the width of a column
diff --git a/src/widgets/tabview/lv_tabview.c b/src/widgets/tabview/lv_tabview.c
index b9d850147..9a54a1bb9 100644
--- a/src/widgets/tabview/lv_tabview.c
+++ b/src/widgets/tabview/lv_tabview.c
@@ -71,7 +71,7 @@ lv_obj_t * lv_tabview_add_tab(lv_obj_t * obj, const char * name)
 
     lv_obj_t * page = lv_obj_create(cont);
     lv_obj_set_size(page, lv_pct(100), lv_pct(100));
-    uint32_t tab_idx = lv_obj_get_child_cnt(cont);
+    uint32_t tab_idx = lv_obj_get_child_count(cont);
 
     lv_obj_t * tab_bar = lv_tabview_get_tab_bar(obj);
 
diff --git a/src/widgets/tileview/lv_tileview.c b/src/widgets/tileview/lv_tileview.c
index 704169f7f..148c7f20a 100644
--- a/src/widgets/tileview/lv_tileview.c
+++ b/src/widgets/tileview/lv_tileview.c
@@ -106,7 +106,7 @@ void lv_obj_set_tile_id(lv_obj_t * tv, uint32_t col_id, uint32_t row_id, lv_anim
     int32_t ty = row_id * h;
 
     uint32_t i;
-    for(i = 0; i < lv_obj_get_child_cnt(tv); i++) {
+    for(i = 0; i < lv_obj_get_child_count(tv); i++) {
         lv_obj_t * tile_obj = lv_obj_get_child(tv, i);
         int32_t x = lv_obj_get_x(tile_obj);
         int32_t y = lv_obj_get_y(tile_obj);
@@ -173,7 +173,7 @@ static void tileview_event_cb(lv_event_t * e)
 
         lv_dir_t dir = LV_DIR_ALL;
         uint32_t i;
-        for(i = 0; i < lv_obj_get_child_cnt(obj); i++) {
+        for(i = 0; i < lv_obj_get_child_count(obj); i++) {
             lv_obj_t * tile_obj = lv_obj_get_child(obj, i);
             int32_t x = lv_obj_get_x(tile_obj);
             int32_t y = lv_obj_get_y(tile_obj);
diff --git a/tests/src/test_cases/widgets/test_dropdown.c b/tests/src/test_cases/widgets/test_dropdown.c
index 6388d46ad..3ca7d4518 100644
--- a/tests/src/test_cases/widgets/test_dropdown.c
+++ b/tests/src/test_cases/widgets/test_dropdown.c
@@ -17,33 +17,33 @@ void tearDown(void)
 void test_dropdown_create_delete(void)
 {
     lv_dropdown_create(lv_screen_active());
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(lv_screen_active()));
 
     lv_obj_t * dd2 = lv_dropdown_create(lv_screen_active());
     lv_obj_set_pos(dd2, 200, 0);
-    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_count(lv_screen_active()));
     TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
     lv_dropdown_open(dd2);
-    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_count(lv_screen_active()));
     TEST_ASSERT_TRUE(lv_dropdown_is_open(dd2));
     lv_dropdown_open(dd2);    /*Try to open again*/
-    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_count(lv_screen_active()));
 
     lv_obj_t * dd3 = lv_dropdown_create(lv_screen_active());
     lv_obj_set_pos(dd3, 400, 0);
-    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_count(lv_screen_active()));
     lv_dropdown_open(dd3);
-    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_count(lv_screen_active()));
     lv_dropdown_close(dd3);
-    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_count(lv_screen_active()));
     lv_dropdown_close(dd3);   /*Try to close again*/
-    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_count(lv_screen_active()));
 
     lv_obj_delete(dd2);
-    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_count(lv_screen_active()));
 
     lv_obj_clean(lv_screen_active());
-    TEST_ASSERT_EQUAL(0, lv_obj_get_child_cnt(lv_screen_active()));
+    TEST_ASSERT_EQUAL(0, lv_obj_get_child_count(lv_screen_active()));
 
 }
 
@@ -55,11 +55,11 @@ void test_dropdown_set_options(void)
 
     lv_obj_t * dd1 = lv_dropdown_create(lv_screen_active());
     TEST_ASSERT_EQUAL_STRING("Option 1\nOption 2\nOption 3", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(3, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(3, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_set_options(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
     TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_count(dd1));
 
     lv_obj_set_width(dd1, 200);
     lv_dropdown_open(dd1);
@@ -70,41 +70,41 @@ void test_dropdown_set_options(void)
 
     lv_dropdown_add_option(dd1, "x0", 0);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_add_option(dd1, "y0", 3);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_clear_options(dd1);
     TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_set_options(dd1, "o1\no2"); /*Just to add some content before lv_dropdown_set_options_static*/
 
     lv_dropdown_set_options_static(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
     TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_add_option(dd1, "x0", 0);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_add_option(dd1, "y0", 3);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
     TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_count(dd1));
 
     lv_dropdown_clear_options(dd1);
     TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
-    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_count(dd1));
 
     lv_obj_delete(dd1);
 
diff --git a/tests/src/test_cases/widgets/test_obj_tree.c b/tests/src/test_cases/widgets/test_obj_tree.c
index 7d13d47da..c1a65a701 100644
--- a/tests/src/test_cases/widgets/test_obj_tree.c
+++ b/tests/src/test_cases/widgets/test_obj_tree.c
@@ -8,7 +8,7 @@ void test_obj_tree_2(void);
 
 void test_obj_tree_1(void)
 {
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_screen_active()), 0);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(lv_screen_active()), 0);
 }
 
 void test_obj_tree_2(void)
@@ -17,13 +17,13 @@ void test_obj_tree_2(void)
     lv_obj_create(lv_screen_active());
     lv_obj_t * o2 = lv_obj_create(lv_screen_active());
     lv_obj_create(lv_screen_active());
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_screen_active()), 3);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(lv_screen_active()), 3);
 
     lv_obj_delete(o2);
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_screen_active()), 2);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(lv_screen_active()), 2);
 
     lv_obj_clean(lv_screen_active());
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_screen_active()), 0);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(lv_screen_active()), 0);
 
     lv_color_t c1 = lv_color_hex(0x444444);
     lv_color_t c2 = lv_color_hex3(0x444);
@@ -52,11 +52,11 @@ void test_obj_tree_3(void)
     TEST_ASSERT_EQUAL(child2_parent_before, parent2);
 
     /* were the children set correctly for the parents? */
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(parent1), 1);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(parent1), 1);
     TEST_ASSERT_EQUAL(lv_obj_get_index(child1), 0);
     TEST_ASSERT_EQUAL(lv_obj_get_child(parent1, 0), child1);
 
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(parent2), 1);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(parent2), 1);
     TEST_ASSERT_EQUAL(lv_obj_get_index(child2), 0);
     TEST_ASSERT_EQUAL(lv_obj_get_child(parent2, 0), child2);
 
@@ -71,11 +71,11 @@ void test_obj_tree_3(void)
     TEST_ASSERT_EQUAL(child2_parent_after, parent1);
 
     /* test for correctly set children */
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(parent1), 1);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(parent1), 1);
     TEST_ASSERT_EQUAL(lv_obj_get_index(child2), 0);
     TEST_ASSERT_EQUAL(lv_obj_get_child(parent1, 0), child2);
 
-    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(parent2), 1);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_count(parent2), 1);
     TEST_ASSERT_EQUAL(lv_obj_get_index(child1), 0);
     TEST_ASSERT_EQUAL(lv_obj_get_child(parent2, 0), child1);
 }
diff --git a/tests/src/test_cases/widgets/test_roller.c b/tests/src/test_cases/widgets/test_roller.c
index bc9ec85ec..4c85fc75c 100644
--- a/tests/src/test_cases/widgets/test_roller.c
+++ b/tests/src/test_cases/widgets/test_roller.c
@@ -64,7 +64,7 @@ void test_roller_get_selected_option(void)
     char * expected_index_str = "Three";
 
     /* Select the last option, index starts at 0 */
-    uint16_t option_count = lv_roller_get_option_cnt(roller);
+    uint16_t option_count = lv_roller_get_option_count(roller);
     lv_roller_set_selected(roller, option_count - 1, LV_ANIM_OFF);
 
     actual_index = lv_roller_get_selected(roller);
@@ -82,7 +82,7 @@ void test_roller_get_selected_option_truncated_buffer(void)
     char * expected_index_str = "Th";
 
     /* Select the last option, index starts at 0 */
-    uint16_t option_count = lv_roller_get_option_cnt(roller);
+    uint16_t option_count = lv_roller_get_option_count(roller);
     lv_roller_set_selected(roller, option_count - 1, LV_ANIM_OFF);
 
     /* Get the index string */
@@ -98,7 +98,7 @@ void test_roller_infinite_mode_get_selected_option(void)
     int16_t actual_index = 0;
 
     /* Select the last option of page 2 */
-    uint16_t option_count = lv_roller_get_option_cnt(roller_infinite);
+    uint16_t option_count = lv_roller_get_option_count(roller_infinite);
     option_count = (option_count * 2) - 1;
     lv_roller_set_selected(roller_infinite, option_count, LV_ANIM_OFF);
 
@@ -177,7 +177,7 @@ void test_roller_with_overlay_and_bubble_events_enabled(void)
 //    lv_group_add_obj(g, roller_infinite);
 //
 //    /* Select the last option of page 2 */
-//    uint16_t option_count = lv_roller_get_option_cnt(roller_infinite);
+//    uint16_t option_count = lv_roller_get_option_count(roller_infinite);
 //    option_count = (option_count * 2) - 1;
 //    lv_roller_set_selected(roller_infinite, option_count, LV_ANIM_OFF);
 //
diff --git a/tests/src/test_cases/widgets/test_span.c b/tests/src/test_cases/widgets/test_span.c
index db166d789..6e18999d9 100644
--- a/tests/src/test_cases/widgets/test_span.c
+++ b/tests/src/test_cases/widgets/test_span.c
@@ -35,7 +35,7 @@ void test_spangroup_new_span_with_null_parameter_returns_null_object(void)
     lv_span_t * span = lv_spangroup_new_span(NULL);
 
     TEST_ASSERT(NULL == span);
-    TEST_ASSERT_EQUAL_INT(0, lv_spangroup_get_child_cnt(spangroup));
+    TEST_ASSERT_EQUAL_INT(0, lv_spangroup_get_child_conut(spangroup));
 }
 
 void test_spangroup_new_span_with_valid_parameter_returns_not_null_object(void)
@@ -43,7 +43,7 @@ void test_spangroup_new_span_with_valid_parameter_returns_not_null_object(void)
     lv_span_t * span = lv_spangroup_new_span(spangroup);
 
     TEST_ASSERT(NULL != span);
-    TEST_ASSERT_EQUAL_INT(1, lv_spangroup_get_child_cnt(spangroup));
+    TEST_ASSERT_EQUAL_INT(1, lv_spangroup_get_child_conut(spangroup));
 }
 
 void test_spangroup_delete_span_span_is_null(void)
@@ -52,7 +52,7 @@ void test_spangroup_delete_span_span_is_null(void)
 
     lv_spangroup_delete_span(spangroup, span);
 
-    TEST_ASSERT_EQUAL_INT(0, lv_spangroup_get_child_cnt(spangroup));
+    TEST_ASSERT_EQUAL_INT(0, lv_spangroup_get_child_conut(spangroup));
 }
 
 void test_span_set_text(void)
@@ -249,12 +249,12 @@ void test_spangroup_get_child(void)
     TEST_ASSERT_EQUAL_PTR(span_1, lv_spangroup_get_child(spangroup, span_1_idx));
 }
 
-void test_spangroup_get_child_cnt(void)
+void test_spangroup_get_child_conut(void)
 {
     (void)lv_spangroup_new_span(spangroup);
     (void)lv_spangroup_new_span(spangroup);
 
-    const uint32_t cnt = lv_spangroup_get_child_cnt(spangroup);
+    const uint32_t cnt = lv_spangroup_get_child_conut(spangroup);
 
     TEST_ASSERT_EQUAL(2, cnt);
 }
diff --git a/tests/src/test_cases/widgets/test_table.c b/tests/src/test_cases/widgets/test_table.c
index fd70d0ce7..45eea55d8 100644
--- a/tests/src/test_cases/widgets/test_table.c
+++ b/tests/src/test_cases/widgets/test_table.c
@@ -31,7 +31,7 @@ void test_table_should_return_assigned_cell_value(void)
 void test_table_should_grow_columns_automatically_when_setting_formatted_cell_value(void)
 {
     /* Newly created tables have 1 column and 1 row */
-    uint16_t original_column_count = lv_table_get_col_cnt(table);
+    uint16_t original_column_count = lv_table_get_col_count(table);
     TEST_ASSERT_EQUAL_UINT16(1, original_column_count);
 
     /* Table currently only has a cell at 0,0 (row, column) */
@@ -39,7 +39,7 @@ void test_table_should_grow_columns_automatically_when_setting_formatted_cell_va
 
     /* Table now should have cells at 0,0 and 0,1, so 2 columns */
     uint16_t expected_column_count = original_column_count + 1;
-    TEST_ASSERT_EQUAL_UINT16(expected_column_count, lv_table_get_col_cnt(table));
+    TEST_ASSERT_EQUAL_UINT16(expected_column_count, lv_table_get_col_count(table));
 }
 
 void test_table_should_identify_cell_with_ctrl(void)
@@ -169,8 +169,8 @@ void test_table_rendering(void)
     lv_obj_set_style_border_side(table, LV_BORDER_SIDE_FULL, LV_PART_ITEMS);
     lv_obj_set_style_pad_all(table, 10, LV_PART_ITEMS);
     lv_obj_set_style_border_width(table, 5, LV_PART_ITEMS);
-    lv_table_set_col_cnt(table, 5);
-    lv_table_set_row_cnt(table, 5);
+    lv_table_set_col_count(table, 5);
+    lv_table_set_row_count(table, 5);
     lv_table_set_col_width(table, 1, 60);
     lv_table_set_col_width(table, 2, 100);
 
@@ -207,8 +207,8 @@ void test_table_should_reduce_cells(void)
 
     lv_obj_center(table);
 
-    lv_table_set_col_cnt(table, initial_col_num);
-    lv_table_set_row_cnt(table, initial_row_num);
+    lv_table_set_col_count(table, initial_col_num);
+    lv_table_set_row_count(table, initial_row_num);
 
     uint32_t row_idx, col_idx;
     for(row_idx = 0; row_idx < initial_row_num; row_idx++) {
@@ -217,8 +217,8 @@ void test_table_should_reduce_cells(void)
         }
     }
 
-    lv_table_set_col_cnt(table, final_col_num);
-    lv_table_set_row_cnt(table, final_row_num);
+    lv_table_set_col_count(table, final_col_num);
+    lv_table_set_row_count(table, final_row_num);
 
     for(row_idx = 0; row_idx < final_row_num; row_idx++) {
         for(col_idx = 0; col_idx < final_col_num; col_idx++) {
@@ -237,8 +237,8 @@ void test_table_should_reduce_cells_with_more_than_one_row(void)
 
     lv_obj_center(table);
 
-    lv_table_set_col_cnt(table, initial_col_num);
-    lv_table_set_row_cnt(table, initial_row_num);
+    lv_table_set_col_count(table, initial_col_num);
+    lv_table_set_row_count(table, initial_row_num);
 
     uint32_t row_idx, col_idx;
     for(row_idx = 0; row_idx < initial_row_num; row_idx++) {
@@ -247,8 +247,8 @@ void test_table_should_reduce_cells_with_more_than_one_row(void)
         }
     }
 
-    lv_table_set_col_cnt(table, final_col_num);
-    lv_table_set_row_cnt(table, final_row_num);
+    lv_table_set_col_count(table, final_col_num);
+    lv_table_set_row_count(table, final_row_num);
 
     for(row_idx = 0; row_idx < final_row_num; row_idx++) {
         for(col_idx = 0; col_idx < final_col_num; col_idx++) {
diff --git a/tests/src/test_cases/widgets/test_win.c b/tests/src/test_cases/widgets/test_win.c
index b716747be..287539efe 100644
--- a/tests/src/test_cases/widgets/test_win.c
+++ b/tests/src/test_cases/widgets/test_win.c
@@ -29,7 +29,7 @@ void test_win_should_have_valid_documented_default_values(void)
     TEST_ASSERT_NOT_NULL(win);
 
     // Check that the correct children have been created
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(win));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(win));
 
     header = lv_win_get_header(win);
     content = lv_win_get_content(win);
@@ -39,10 +39,10 @@ void test_win_should_have_valid_documented_default_values(void)
 
     // Check that the header is correctly sized and empty
     TEST_ASSERT_EQUAL(lv_display_get_dpi(lv_obj_get_disp(win)) / 2, lv_obj_get_height(header));
-    TEST_ASSERT_EQUAL(0, lv_obj_get_child_cnt(header));
+    TEST_ASSERT_EQUAL(0, lv_obj_get_child_count(header));
 
     // Check that the content is empty
-    TEST_ASSERT_EQUAL(0, lv_obj_get_child_cnt(content));
+    TEST_ASSERT_EQUAL(0, lv_obj_get_child_count(content));
 }
 
 void test_win_add_title_single(void)
@@ -57,8 +57,8 @@ void test_win_add_title_single(void)
 
     // Check that no additional children have been created under win
     // Instead the child should be created under header
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(win));
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(header));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(win));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(header));
 
     // Check that the title is a label and has been created properly
     lv_obj_t * title = lv_obj_get_child(header, 0);
@@ -79,8 +79,8 @@ void test_win_add_title_multiple(void)
 
     // Check that no additional children have been created under win
     // Instead the child should be created under header
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(win));
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(header));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(win));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(header));
 }
 
 void test_win_add_button(void)
@@ -98,12 +98,12 @@ void test_win_add_button(void)
 
     // Check that no additional children have been created under win
     // Instead the child should be created under header
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(win));
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(header));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(win));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(header));
 
     // Check that the button has been created properly
     lv_obj_t * btn = lv_obj_get_child(header, 0);
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(btn));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(btn));
     TEST_ASSERT_EQUAL(win_button_width, lv_obj_get_width(btn));
 
     // Check the output remains visually consistent
@@ -130,12 +130,12 @@ void test_win_add_multiple_elements(void)
 
     // Check that no additional children have been created under win
     // Instead the child should be created under header
-    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(win));
-    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(header));
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_count(win));
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_count(header));
 
     // Check that the left button has been created properly
     btn = lv_obj_get_child(header, 0);
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(btn));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(btn));
     TEST_ASSERT_EQUAL(win_button_width, lv_obj_get_width(btn));
 
     // Check that the title is a label and has been created properly
@@ -145,12 +145,12 @@ void test_win_add_multiple_elements(void)
 
     // Check that the right button has been created properly
     btn = lv_obj_get_child(header, 2);
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(btn));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(btn));
     TEST_ASSERT_EQUAL(win_button_width, lv_obj_get_width(btn));
 
     // Check that the close button has been created properly
     btn = lv_obj_get_child(header, 3);
-    TEST_ASSERT_EQUAL(1, lv_obj_get_child_cnt(btn));
+    TEST_ASSERT_EQUAL(1, lv_obj_get_child_count(btn));
     TEST_ASSERT_EQUAL(win_button_close_width, lv_obj_get_width(btn));
 
     // Check the output remains visually consistent