#include "../../lv_examples.h" #if LV_USE_KEYBOARD && LV_BUILD_EXAMPLES static void ta_event_cb(lv_event_t * e) { lv_event_code_t code = lv_event_get_code(e); lv_obj_t * ta = lv_event_get_target(e); lv_obj_t * kb = lv_event_get_user_data(e); if(code == LV_EVENT_FOCUSED) { lv_keyboard_set_textarea(kb, ta); lv_obj_clear_flag(kb, LV_OBJ_FLAG_HIDDEN); } if(code == LV_EVENT_DEFOCUSED) { lv_keyboard_set_textarea(kb, NULL); lv_obj_add_flag(kb, LV_OBJ_FLAG_HIDDEN); } } void lv_example_keyboard_1(void) { /*Create a keyboard to use it with an of the text areas*/ lv_obj_t * kb = lv_keyboard_create(lv_scr_act()); /*Create a text area. The keyboard will write here*/ lv_obj_t * ta; ta = lv_textarea_create(lv_scr_act()); lv_obj_align(ta, LV_ALIGN_TOP_LEFT, 10, 10); lv_obj_add_event_cb(ta, ta_event_cb, LV_EVENT_ALL, kb); lv_textarea_set_placeholder_text(ta, "Hello"); lv_obj_set_size(ta, 140, 80); ta = lv_textarea_create(lv_scr_act()); lv_obj_align(ta, LV_ALIGN_TOP_RIGHT, -10, 10); lv_obj_add_event_cb(ta, ta_event_cb, LV_EVENT_ALL, kb); lv_obj_set_size(ta, 140, 80); lv_keyboard_set_textarea(kb, ta); } #endif