67     lv_gridnav_dsc_t * dsc = lv_malloc(sizeof(lv_gridnav_dsc_t));  in lv_gridnav_add()  local
68     LV_ASSERT_MALLOC(dsc);  in lv_gridnav_add()
69     dsc->ctrl = ctrl;  in lv_gridnav_add()
70     dsc->focused_obj = NULL;  in lv_gridnav_add()
71     lv_obj_add_event_cb(obj, gridnav_event_cb, LV_EVENT_ALL, dsc);  in lv_gridnav_add()
98     lv_gridnav_dsc_t * dsc = NULL;  in lv_gridnav_set_focused()  local
102             dsc = lv_event_dsc_get_user_data(event_dsc);  in lv_gridnav_set_focused()
107     if(dsc == NULL) {  in lv_gridnav_set_focused()
117     if(dsc->focused_obj) {  in lv_gridnav_set_focused()
118         lv_obj_remove_state(dsc->focused_obj, LV_STATE_FOCUSED | LV_STATE_FOCUS_KEY);  in lv_gridnav_set_focused()
123     dsc->focused_obj = to_focus;  in lv_gridnav_set_focused()
134     lv_gridnav_dsc_t * dsc = lv_event_get_user_data(e);  in gridnav_event_cb()  local
141         if(dsc->focused_obj == NULL) dsc->focused_obj = find_first_focusable(obj);  in gridnav_event_cb()
142         if(dsc->focused_obj == NULL) return;  in gridnav_event_cb()
147         if(key == LV_KEY_RIGHT && !(dsc->ctrl & LV_GRIDNAV_CTRL_VERTICAL_MOVE_ONLY)) {  in gridnav_event_cb()
148 …if((dsc->ctrl & LV_GRIDNAV_CTRL_SCROLL_FIRST) && lv_obj_has_flag(dsc->focused_obj, LV_OBJ_FLAG_SCR…  in gridnav_event_cb()
149                lv_obj_get_scroll_right(dsc->focused_obj) > 0) {  in gridnav_event_cb()
150                 int32_t d = lv_obj_get_width(dsc->focused_obj) / 4;  in gridnav_event_cb()
152                 lv_obj_scroll_by_bounded(dsc->focused_obj, -d, 0, LV_ANIM_ON);  in gridnav_event_cb()
155                 guess = find_chid(obj, dsc->focused_obj, FIND_RIGHT);  in gridnav_event_cb()
157                     if(dsc->ctrl & LV_GRIDNAV_CTRL_ROLLOVER) {  in gridnav_event_cb()
158                         guess = find_chid(obj, dsc->focused_obj, FIND_NEXT_ROW_FIRST_ITEM);  in gridnav_event_cb()
167         else if(key == LV_KEY_LEFT && !(dsc->ctrl & LV_GRIDNAV_CTRL_VERTICAL_MOVE_ONLY)) {  in gridnav_event_cb()
168 …if((dsc->ctrl & LV_GRIDNAV_CTRL_SCROLL_FIRST) && lv_obj_has_flag(dsc->focused_obj, LV_OBJ_FLAG_SCR…  in gridnav_event_cb()
169                lv_obj_get_scroll_left(dsc->focused_obj) > 0) {  in gridnav_event_cb()
170                 int32_t d = lv_obj_get_width(dsc->focused_obj) / 4;  in gridnav_event_cb()
172                 lv_obj_scroll_by_bounded(dsc->focused_obj, d, 0, LV_ANIM_ON);  in gridnav_event_cb()
175                 guess = find_chid(obj, dsc->focused_obj, FIND_LEFT);  in gridnav_event_cb()
177                     if(dsc->ctrl & LV_GRIDNAV_CTRL_ROLLOVER) {  in gridnav_event_cb()
178                         guess = find_chid(obj, dsc->focused_obj, FIND_PREV_ROW_LAST_ITEM);  in gridnav_event_cb()
187         else if(key == LV_KEY_DOWN && !(dsc->ctrl & LV_GRIDNAV_CTRL_HORIZONTAL_MOVE_ONLY)) {  in gridnav_event_cb()
188 …if((dsc->ctrl & LV_GRIDNAV_CTRL_SCROLL_FIRST) && lv_obj_has_flag(dsc->focused_obj, LV_OBJ_FLAG_SCR…  in gridnav_event_cb()
189                lv_obj_get_scroll_bottom(dsc->focused_obj) > 0) {  in gridnav_event_cb()
190                 int32_t d = lv_obj_get_height(dsc->focused_obj) / 4;  in gridnav_event_cb()
192                 lv_obj_scroll_by_bounded(dsc->focused_obj, 0, -d, LV_ANIM_ON);  in gridnav_event_cb()
195                 guess = find_chid(obj, dsc->focused_obj, FIND_BOTTOM);  in gridnav_event_cb()
197                     if(dsc->ctrl & LV_GRIDNAV_CTRL_ROLLOVER) {  in gridnav_event_cb()
198                         guess = find_chid(obj, dsc->focused_obj, FIND_FIRST_ROW);  in gridnav_event_cb()
206         else if(key == LV_KEY_UP && !(dsc->ctrl & LV_GRIDNAV_CTRL_HORIZONTAL_MOVE_ONLY)) {  in gridnav_event_cb()
207 …if((dsc->ctrl & LV_GRIDNAV_CTRL_SCROLL_FIRST) && lv_obj_has_flag(dsc->focused_obj, LV_OBJ_FLAG_SCR…  in gridnav_event_cb()
208                lv_obj_get_scroll_top(dsc->focused_obj) > 0) {  in gridnav_event_cb()
209                 int32_t d = lv_obj_get_height(dsc->focused_obj) / 4;  in gridnav_event_cb()
211                 lv_obj_scroll_by_bounded(dsc->focused_obj, 0, d, LV_ANIM_ON);  in gridnav_event_cb()
214                 guess = find_chid(obj, dsc->focused_obj, FIND_TOP);  in gridnav_event_cb()
216                     if(dsc->ctrl & LV_GRIDNAV_CTRL_ROLLOVER) {  in gridnav_event_cb()
217                         guess = find_chid(obj, dsc->focused_obj, FIND_LAST_ROW);  in gridnav_event_cb()
227                 lv_obj_send_event(dsc->focused_obj, LV_EVENT_KEY, &key);  in gridnav_event_cb()
231         if(guess && guess != dsc->focused_obj) {  in gridnav_event_cb()
232             lv_obj_remove_state(dsc->focused_obj, LV_STATE_FOCUSED | LV_STATE_FOCUS_KEY);  in gridnav_event_cb()
233             lv_obj_send_event(dsc->focused_obj, LV_EVENT_DEFOCUSED, lv_indev_active());  in gridnav_event_cb()
237             dsc->focused_obj = guess;  in gridnav_event_cb()
241         if(dsc->focused_obj == NULL)  dsc->focused_obj = find_first_focusable(obj);  in gridnav_event_cb()
242         if(dsc->focused_obj) {  in gridnav_event_cb()
243             lv_obj_add_state(dsc->focused_obj, LV_STATE_FOCUSED | LV_STATE_FOCUS_KEY);  in gridnav_event_cb()
244 …lv_obj_remove_state(dsc->focused_obj, LV_STATE_PRESSED); /*Be sure the focuses obj is not stuck in…  in gridnav_event_cb()
245             lv_obj_scroll_to_view(dsc->focused_obj, LV_ANIM_OFF);  in gridnav_event_cb()
249         if(dsc->focused_obj) {  in gridnav_event_cb()
250             lv_obj_remove_state(dsc->focused_obj, LV_STATE_FOCUSED | LV_STATE_FOCUS_KEY);  in gridnav_event_cb()
256             if(dsc->focused_obj == NULL) {  in gridnav_event_cb()
257                 dsc->focused_obj = child;  in gridnav_event_cb()
271             dsc->focused_obj = find_first_focusable(obj);  in gridnav_event_cb()
284                 lv_obj_send_event(dsc->focused_obj, code, lv_indev_active());  in gridnav_event_cb()