acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
lv_example_fragment_1.c (1395B)
      1 /**
      2  * @file lv_example_fragment_1.c
      3  * @brief Basic usage of obj fragment
      4  */
      5 #include "../../lv_examples.h"
      6 
      7 #if LV_USE_FRAGMENT && LV_BUILD_EXAMPLES
      8 
      9 static void sample_fragment_ctor(lv_fragment_t * self, void * args);
     10 
     11 static lv_obj_t * sample_fragment_create_obj(lv_fragment_t * self, lv_obj_t * parent);
     12 
     13 static lv_obj_t * root = NULL;
     14 
     15 struct sample_fragment_t {
     16     lv_fragment_t base;
     17     const char * name;
     18 };
     19 
     20 static const lv_fragment_class_t sample_cls = {
     21     .constructor_cb = sample_fragment_ctor,
     22     .create_obj_cb = sample_fragment_create_obj,
     23     .instance_size = sizeof(struct sample_fragment_t)
     24 };
     25 
     26 void lv_example_fragment_1(void)
     27 {
     28     root = lv_obj_create(lv_scr_act());
     29     lv_obj_set_size(root, LV_PCT(100), LV_PCT(100));
     30     lv_fragment_manager_t * manager = lv_fragment_manager_create(NULL);
     31     lv_fragment_t * fragment = lv_fragment_create(&sample_cls, "Fragment");
     32     lv_fragment_manager_replace(manager, fragment, &root);
     33 }
     34 
     35 
     36 static void sample_fragment_ctor(lv_fragment_t * self, void * args)
     37 {
     38     ((struct sample_fragment_t *) self)->name = args;
     39 }
     40 
     41 static lv_obj_t * sample_fragment_create_obj(lv_fragment_t * self, lv_obj_t * parent)
     42 {
     43     lv_obj_t * label = lv_label_create(parent);
     44     lv_obj_set_style_bg_opa(label, LV_OPA_COVER, 0);;
     45     lv_label_set_text_fmt(label, "Hello, %s!", ((struct sample_fragment_t *) self)->name);
     46     return label;
     47 }
     48 
     49 #endif