mobile/src/examples/genlist_example_04.c

   1 //Compile with:
   2 //gcc -g genlist_example_04.c -o genlist_example_04 `pkg-config --cflags --libs elementary`
   3
   4 #include <Elementary.h>
   5
   6 #define N_ITEMS 300
   7
   8 static Elm_Genlist_Item_Class *_itc = NULL;
   9 static Elm_Genlist_Item_Class *_itc_group = NULL;
  10 static int nitems = 0;
  11
  12 static char *
  13 _item_label_get(void *data, Evas_Object *obj, const char *part)
  14 {
  15    time_t t = (time_t)ecore_time_unix_get();
  16    char buf[256];
  17    int i = (int)(long)data;
  18
  19    if (!strcmp(part, "elm.text"))
  20      snprintf(buf, sizeof(buf), "Item # %i", i);
  21    else
  22      {
  23         int n;
  24         snprintf(buf, sizeof(buf), "realized at %s", ctime(&t));
  25         n = strlen(buf);
  26         buf[n - 1] = '\0';
  27      }
  28
  29    return strdup(buf);
  30 }
  31
  32 static Evas_Object *
  33 _item_content_get(void *data, Evas_Object *obj, const char *part)
  34 {
  35    Evas_Object *ic = elm_icon_add(obj);
  36
  37    if (!strcmp(part, "elm.swallow.icon"))
  38      elm_icon_standard_set(ic, "clock");
  39
  40    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
  41    return ic;
  42 }
  43
  44 static void
  45 _item_sel_cb(void *data, Evas_Object *obj, void *event_info)
  46 {
  47    printf("sel item data [%p] on genlist obj [%p], item pointer [%p]\n",
  48           data, obj, event_info);
  49 }
  50
  51 static char *
  52 _group_label_get(void *data, Evas_Object *obj, const char *part)
  53 {
  54    char buf[256];
  55    int i = (int)(long)data;
  56
  57    snprintf(buf, sizeof(buf), "Group %d (item #%d)", i / 7, i);
  58
  59    return strdup(buf);
  60 }
  61
  62 static Evas_Object *
  63 _group_content_get(void *data, Evas_Object *obj, const char *part)
  64 {
  65    Evas_Object *ic = elm_icon_add(obj);
  66
  67    if (!strcmp(part, "elm.swallow.icon"))
  68      elm_icon_standard_set(ic, "home");
  69
  70    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
  71    return ic;
  72 }
  73
  74 static void
  75 _append_cb(void *data, Evas_Object *o, void *event_info)
  76 {
  77    Evas_Object *list = data;
  78
  79    elm_genlist_item_append(list, _itc,
  80                            (void *)(long)nitems++, NULL,
  81                            ELM_GENLIST_ITEM_NONE,
  82                            _item_sel_cb, NULL);
  83
  84 }
  85
  86 static void
  87 _prepend_cb(void *data, Evas_Object *o, void *event_info)
  88 {
  89    Evas_Object *list = data;
  90
  91    elm_genlist_item_prepend(list, _itc,
  92                             (void *)(long)nitems++, NULL,
  93                             ELM_GENLIST_ITEM_NONE,
  94                             _item_sel_cb, NULL);
  95
  96 }
  97
  98 static void
  99 _insert_before_cb(void *data, Evas_Object *o, void *event_info)
 100 {
 101    Evas_Object *list = data;
 102    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 103
 104    if (!glit) return;
 105
 106    elm_genlist_item_insert_before(list, _itc,
 107                                   (void *)(long)nitems++, NULL,
 108                                   glit, ELM_GENLIST_ITEM_NONE,
 109                                   _item_sel_cb, NULL);
 110
 111 }
 112
 113 static void
 114 _insert_after_cb(void *data, Evas_Object *o, void *event_info)
 115 {
 116    Evas_Object *list = data;
 117    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 118
 119    if (!glit) return;
 120
 121    elm_genlist_item_insert_after(list, _itc,
 122                                  (void *)(long)nitems++, NULL,
 123                                  glit, ELM_GENLIST_ITEM_NONE,
 124                                  _item_sel_cb, NULL);
 125
 126 }
 127
 128 static void
 129 _next_cb(void *data, Evas_Object *o, void *event_info)
 130 {
 131    Evas_Object *list = data;
 132    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 133
 134    if (glit) glit = elm_genlist_item_next_get(glit);
 135    if (!glit) glit = elm_genlist_first_item_get(list);
 136
 137    elm_genlist_item_selected_set(glit, EINA_TRUE);
 138    elm_genlist_item_show(glit, ELM_GENLIST_ITEM_SCROLLTO_IN);
 139 }
 140
 141 static void
 142 _prev_cb(void *data, Evas_Object *o, void *event_info)
 143 {
 144    Evas_Object *list = data;
 145    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 146
 147    if (glit) glit = elm_genlist_item_prev_get(glit);
 148    if (!glit) glit = elm_genlist_last_item_get(list);
 149
 150    elm_genlist_item_selected_set(glit, EINA_TRUE);
 151    elm_genlist_item_show(glit, ELM_GENLIST_ITEM_SCROLLTO_IN);
 152 }
 153
 154 static void
 155 _bring_in_cb(void *data, Evas_Object *o, void *event_info)
 156 {
 157    Elm_Object_Item *glit = data;
 158    if (!glit) return;
 159
 160    elm_genlist_item_bring_in(glit, ELM_GENLIST_ITEM_SCROLLTO_IN);
 161 }
 162
 163 static void
 164 _show_cb(void *data, Evas_Object *o, void *event_info)
 165 {
 166    Elm_Object_Item *glit = data;
 167    if (!glit) return;
 168
 169    elm_genlist_item_show(glit, ELM_GENLIST_ITEM_SCROLLTO_IN);
 170 }
 171
 172 static void
 173 _middle_in_cb(void *data, Evas_Object *o, void *event_info)
 174 {
 175    Elm_Object_Item *glit = data;
 176    if (!glit) return;
 177
 178    elm_genlist_item_bring_in(glit, ELM_GENLIST_ITEM_SCROLLTO_MIDDLE);
 179 }
 180
 181 static void
 182 _middle_show_cb(void *data, Evas_Object *o, void *event_info)
 183 {
 184    Elm_Object_Item *glit = data;
 185    if (!glit) return;
 186
 187    elm_genlist_item_show(glit, ELM_GENLIST_ITEM_SCROLLTO_MIDDLE);
 188 }
 189
 190 static void
 191 _top_in_cb(void *data, Evas_Object *o, void *event_info)
 192 {
 193    Elm_Object_Item *glit = data;
 194    if (!glit) return;
 195
 196    elm_genlist_item_bring_in(glit, ELM_GENLIST_ITEM_SCROLLTO_TOP);
 197 }
 198
 199 static void
 200 _top_show_cb(void *data, Evas_Object *o, void *event_info)
 201 {
 202    Elm_Object_Item *glit = data;
 203    if (!glit) return;
 204
 205    elm_genlist_item_show(glit, ELM_GENLIST_ITEM_SCROLLTO_TOP);
 206 }
 207
 208 static void
 209 _realize_cb(void *data, Evas_Object *o, void *event_info)
 210 {
 211    Evas_Object *list = data;
 212    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 213    if (!glit) return;
 214
 215    elm_genlist_item_update(glit);
 216 }
 217
 218 static Evas_Object *
 219 _button_add(Evas_Object *list, Evas_Object *box, const char *label, Evas_Smart_Cb cb)
 220 {
 221    Evas_Object *bt;
 222
 223    bt = elm_button_add(elm_object_parent_widget_get(list));
 224    elm_object_text_set(bt, label);
 225    elm_box_pack_end(box, bt);
 226    evas_object_show(bt);
 227
 228    if (cb)
 229      evas_object_smart_callback_add(bt, "clicked", cb, list);
 230
 231    return bt;
 232 }
 233
 234 EAPI_MAIN int
 235 elm_main(int argc, char **argv)
 236 {
 237    Evas_Object *win, *bg, *box, *fbox;
 238    Evas_Object *list;
 239    Evas_Object *bt_bring_in, *bt_show;
 240    Evas_Object *bt_middle_in, *bt_middle_show;
 241    Evas_Object *bt_top_in, *bt_top_show;
 242    int i;
 243
 244    win = elm_win_add(NULL, "icon", ELM_WIN_BASIC);
 245    elm_win_title_set(win, "Icon");
 246    elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
 247    elm_win_autodel_set(win, EINA_TRUE);
 248
 249    bg = elm_bg_add(win);
 250    elm_bg_color_set(bg, 255,255 ,255);
 251    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 252    elm_win_resize_object_add(win, bg);
 253    evas_object_show(bg);
 254
 255    box = elm_box_add(win);
 256    evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 257    evas_object_size_hint_align_set(box, EVAS_HINT_FILL, EVAS_HINT_FILL);
 258    elm_win_resize_object_add(win, box);
 259    evas_object_show(box);
 260
 261    if (!_itc)
 262      {
 263         _itc = elm_genlist_item_class_new();
 264         _itc->item_style = "default";
 265         _itc->func.text_get = _item_label_get;
 266         _itc->func.content_get = _item_content_get;
 267         _itc->func.state_get = NULL;
 268         _itc->func.del = NULL;
 269      }
 270
 271    if (!_itc_group)
 272      {
 273         _itc_group = elm_genlist_item_class_new();
 274         _itc_group->item_style = "group_index";
 275         _itc_group->func.text_get = _group_label_get;
 276         _itc_group->func.content_get = _group_content_get;
 277         _itc_group->func.state_get = NULL;
 278         _itc_group->func.del = NULL;
 279      }
 280    list = elm_genlist_add(win);
 281
 282    evas_object_size_hint_weight_set(list, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 283    evas_object_size_hint_align_set(list, EVAS_HINT_FILL, EVAS_HINT_FILL);
 284    elm_box_pack_end(box, list);
 285    evas_object_show(list);
 286
 287    fbox = elm_box_add(win);
 288    elm_box_layout_set(fbox, evas_object_box_layout_flow_horizontal,
 289                       NULL, NULL);
 290    evas_object_size_hint_weight_set(fbox, EVAS_HINT_EXPAND, 0);
 291    evas_object_size_hint_align_set(fbox, EVAS_HINT_FILL, EVAS_HINT_FILL);
 292    elm_box_pack_end(box, fbox);
 293    evas_object_show(fbox);
 294
 295    _button_add(list, fbox, "prepend", _prepend_cb);
 296    _button_add(list, fbox, "append", _append_cb);
 297    _button_add(list, fbox, "insert before", _insert_before_cb);
 298    _button_add(list, fbox, "insert after", _insert_after_cb);
 299    _button_add(list, fbox, "prev", _prev_cb);
 300    _button_add(list, fbox, "next", _next_cb);
 301    _button_add(list, fbox, "realize", _realize_cb);
 302    bt_bring_in = _button_add(list, fbox, "bring #50", NULL);
 303    bt_show = _button_add(list, fbox, "show #50", NULL);
 304    bt_middle_in = _button_add(list, fbox, "bring to middle #200", NULL);
 305    bt_middle_show = _button_add(list, fbox, "show in middle #200", NULL);
 306    bt_top_in = _button_add(list, fbox, "bring to top #250", NULL);
 307    bt_top_show = _button_add(list, fbox, "show in top #250", NULL);
 308
 309    for (i = 0; i < N_ITEMS; i++)
 310      {
 311         Elm_Object_Item *gli, *glg;
 312
 313         if (i % 7 == 0)
 314           {
 315              glg = gli = elm_genlist_item_append(list, _itc_group,
 316                                                  (void *)(long)nitems++, NULL,
 317                                                  ELM_GENLIST_ITEM_GROUP,
 318                                                  _item_sel_cb, NULL);
 319              elm_genlist_item_select_mode_set(gli, ELM_OBJECT_SELECT_MODE_DISPLAY_ONLY);
 320           }
 321         else
 322           {
 323              gli = elm_genlist_item_append(list, _itc,
 324                                            (void *)(long)nitems++, glg,
 325                                            ELM_GENLIST_ITEM_NONE,
 326                                            _item_sel_cb, NULL);
 327           }
 328
 329         switch (i)
 330           {
 331            case 3:
 332               elm_object_item_disabled_set(gli, EINA_TRUE);
 333               break;
 334            case 50:
 335               evas_object_smart_callback_add(
 336                  bt_bring_in, "clicked", _bring_in_cb, gli);
 337               evas_object_smart_callback_add(
 338                  bt_show, "clicked", _show_cb, gli);
 339               break;
 340            case 200:
 341               evas_object_smart_callback_add(
 342                  bt_middle_in, "clicked", _middle_in_cb, gli);
 343               evas_object_smart_callback_add(
 344                  bt_middle_show, "clicked", _middle_show_cb, gli);
 345               break;
 346            case 250:
 347               evas_object_smart_callback_add(
 348                  bt_top_in, "clicked", _top_in_cb, gli);
 349               evas_object_smart_callback_add(
 350                  bt_top_show, "clicked", _top_show_cb, gli);
 351           }
 352      }
 353
 354    evas_object_resize(win, 420, 320);
 355    evas_object_show(win);
 356
 357    elm_run();
 358    elm_shutdown();
 359
 360    return 0;
 361 }
 362 ELM_MAIN()