src/examples/genlist_example_04.c

   1 //Compile with:
   2 //gcc -g `pkg-config --cflags --libs elementary` genlist_example_04.c -o genlist_example_04
   3
   4 #include <Elementary.h>
   5 #ifdef HAVE_CONFIG_H
   6 # include "elementary_config.h"
   7 #else
   8 # define __UNUSED__
   9 #endif
  10
  11 #define N_ITEMS 300
  12
  13 static Elm_Genlist_Item_Class _itc;
  14 static Elm_Genlist_Item_Class _itc_group;
  15 static int nitems = 0;
  16
  17 static char *
  18 _item_label_get(void *data, Evas_Object *obj __UNUSED__, const char *part)
  19 {
  20    time_t t = (time_t)ecore_time_unix_get();
  21    char buf[256];
  22    int i = (int)(long)data;
  23
  24    if (!strcmp(part, "elm.text"))
  25      snprintf(buf, sizeof(buf), "Item # %i", i);
  26    else
  27      {
  28         int n;
  29         snprintf(buf, sizeof(buf), "realized at %s", ctime(&t));
  30         n = strlen(buf);
  31         buf[n - 1] = '\0';
  32      }
  33
  34    return strdup(buf);
  35 }
  36
  37 static Evas_Object *
  38 _item_content_get(void *data __UNUSED__, Evas_Object *obj, const char *part)
  39 {
  40    Evas_Object *ic = elm_icon_add(obj);
  41
  42    if (!strcmp(part, "elm.swallow.icon"))
  43      elm_icon_standard_set(ic, "clock");
  44
  45    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
  46    return ic;
  47 }
  48
  49 static void
  50 _item_sel_cb(void *data, Evas_Object *obj, void *event_info)
  51 {
  52    printf("sel item data [%p] on genlist obj [%p], item pointer [%p]\n",
  53           data, obj, event_info);
  54 }
  55
  56 static char *
  57 _group_label_get(void *data, Evas_Object *obj __UNUSED__, const char *part __UNUSED__)
  58 {
  59    char buf[256];
  60    int i = (int)(long)data;
  61
  62    snprintf(buf, sizeof(buf), "Group %d (item #%d)", i / 7, i);
  63
  64    return strdup(buf);
  65 }
  66
  67 static Evas_Object *
  68 _group_content_get(void *data __UNUSED__, Evas_Object *obj, const char *part __UNUSED__)
  69 {
  70    Evas_Object *ic = elm_icon_add(obj);
  71
  72    if (!strcmp(part, "elm.swallow.icon"))
  73      elm_icon_standard_set(ic, "home");
  74
  75    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
  76    return ic;
  77 }
  78
  79 static void
  80 _append_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
  81 {
  82    Evas_Object *list = data;
  83
  84    elm_genlist_item_append(list, &_itc,
  85                            (void *)(long)nitems++, NULL,
  86                            ELM_GENLIST_ITEM_NONE,
  87                            _item_sel_cb, NULL);
  88
  89 }
  90
  91 static void
  92 _prepend_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
  93 {
  94    Evas_Object *list = data;
  95
  96    elm_genlist_item_prepend(list, &_itc,
  97                             (void *)(long)nitems++, NULL,
  98                             ELM_GENLIST_ITEM_NONE,
  99                             _item_sel_cb, NULL);
 100
 101 }
 102
 103 static void
 104 _insert_before_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 105 {
 106    Evas_Object *list = data;
 107    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 108
 109    if (!glit) return;
 110
 111    elm_genlist_item_insert_before(list, &_itc,
 112                                   (void *)(long)nitems++, NULL,
 113                                   glit, ELM_GENLIST_ITEM_NONE,
 114                                   _item_sel_cb, NULL);
 115
 116 }
 117
 118 static void
 119 _insert_after_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 120 {
 121    Evas_Object *list = data;
 122    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 123
 124    if (!glit) return;
 125
 126    elm_genlist_item_insert_after(list, &_itc,
 127                                  (void *)(long)nitems++, NULL,
 128                                  glit, ELM_GENLIST_ITEM_NONE,
 129                                  _item_sel_cb, NULL);
 130
 131 }
 132
 133 static void
 134 _next_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 135 {
 136    Evas_Object *list = data;
 137    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 138
 139    if (glit) glit = elm_genlist_item_next_get(glit);
 140    if (!glit) glit = elm_genlist_first_item_get(list);
 141
 142    elm_genlist_item_selected_set(glit, EINA_TRUE);
 143    elm_genlist_item_show(glit);
 144 }
 145
 146 static void
 147 _prev_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 148 {
 149    Evas_Object *list = data;
 150    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 151
 152    if (glit) glit = elm_genlist_item_prev_get(glit);
 153    if (!glit) glit = elm_genlist_last_item_get(list);
 154
 155    elm_genlist_item_selected_set(glit, EINA_TRUE);
 156    elm_genlist_item_show(glit);
 157 }
 158
 159 static void
 160 _bring_in_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 161 {
 162    Elm_Object_Item *glit = data;
 163    if (!glit) return;
 164
 165    elm_genlist_item_bring_in(glit);
 166 }
 167
 168 static void
 169 _show_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 170 {
 171    Elm_Object_Item *glit = data;
 172    if (!glit) return;
 173
 174    elm_genlist_item_show(glit);
 175 }
 176
 177 static void
 178 _middle_in_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 179 {
 180    Elm_Object_Item *glit = data;
 181    if (!glit) return;
 182
 183    elm_genlist_item_middle_bring_in(glit);
 184 }
 185
 186 static void
 187 _middle_show_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 188 {
 189    Elm_Object_Item *glit = data;
 190    if (!glit) return;
 191
 192    elm_genlist_item_middle_show(glit);
 193 }
 194
 195 static void
 196 _top_in_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 197 {
 198    Elm_Object_Item *glit = data;
 199    if (!glit) return;
 200
 201    elm_genlist_item_top_bring_in(glit);
 202 }
 203
 204 static void
 205 _top_show_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 206 {
 207    Elm_Object_Item *glit = data;
 208    if (!glit) return;
 209
 210    elm_genlist_item_top_show(glit);
 211 }
 212
 213 static void
 214 _realize_cb(void *data, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
 215 {
 216    Evas_Object *list = data;
 217    Elm_Object_Item *glit = elm_genlist_selected_item_get(list);
 218    if (!glit) return;
 219
 220    elm_genlist_item_update(glit);
 221 }
 222
 223 static Evas_Object *
 224 _button_add(Evas_Object *list, Evas_Object *box, const char *label, Evas_Smart_Cb cb)
 225 {
 226    Evas_Object *bt;
 227
 228    bt = elm_button_add(elm_object_parent_widget_get(list));
 229    elm_object_text_set(bt, label);
 230    elm_box_pack_end(box, bt);
 231    evas_object_show(bt);
 232
 233    if (cb)
 234      evas_object_smart_callback_add(bt, "clicked", cb, list);
 235
 236    return bt;
 237 }
 238
 239 int
 240 elm_main(int argc __UNUSED__, char **argv __UNUSED__)
 241 {
 242    Evas_Object *win, *bg, *box, *fbox;
 243    Evas_Object *list;
 244    Evas_Object *bt_bring_in, *bt_show;
 245    Evas_Object *bt_middle_in, *bt_middle_show;
 246    Evas_Object *bt_top_in, *bt_top_show;
 247    int i;
 248
 249    win = elm_win_add(NULL, "icon", ELM_WIN_BASIC);
 250    elm_win_title_set(win, "Icon");
 251    elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
 252    elm_win_autodel_set(win, EINA_TRUE);
 253
 254    bg = elm_bg_add(win);
 255    elm_bg_color_set(bg, 255,255 ,255);
 256    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 257    elm_win_resize_object_add(win, bg);
 258    evas_object_show(bg);
 259
 260    box = elm_box_add(win);
 261    evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 262    evas_object_size_hint_align_set(box, EVAS_HINT_FILL, EVAS_HINT_FILL);
 263    elm_win_resize_object_add(win, box);
 264    evas_object_show(box);
 265
 266    _itc.item_style = "double_label";
 267    _itc.func.text_get = _item_label_get;
 268    _itc.func.content_get = _item_content_get;
 269    _itc.func.state_get = NULL;
 270    _itc.func.del = NULL;
 271
 272    _itc_group.item_style = "group_index";
 273    _itc_group.func.text_get = _group_label_get;
 274    _itc_group.func.content_get = _group_content_get;
 275    _itc_group.func.state_get = NULL;
 276    _itc_group.func.del = NULL;
 277
 278    list = elm_genlist_add(win);
 279
 280    evas_object_size_hint_weight_set(list, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 281    evas_object_size_hint_align_set(list, EVAS_HINT_FILL, EVAS_HINT_FILL);
 282    elm_box_pack_end(box, list);
 283    evas_object_show(list);
 284
 285    fbox = elm_box_add(win);
 286    elm_box_layout_set(fbox, evas_object_box_layout_flow_horizontal,
 287                       NULL, NULL);
 288    evas_object_size_hint_weight_set(fbox, EVAS_HINT_EXPAND, 0);
 289    evas_object_size_hint_align_set(fbox, EVAS_HINT_FILL, EVAS_HINT_FILL);
 290    elm_box_pack_end(box, fbox);
 291    evas_object_show(fbox);
 292
 293    _button_add(list, fbox, "prepend", _prepend_cb);
 294    _button_add(list, fbox, "append", _append_cb);
 295    _button_add(list, fbox, "insert before", _insert_before_cb);
 296    _button_add(list, fbox, "insert after", _insert_after_cb);
 297    _button_add(list, fbox, "prev", _prev_cb);
 298    _button_add(list, fbox, "next", _next_cb);
 299    _button_add(list, fbox, "realize", _realize_cb);
 300    bt_bring_in = _button_add(list, fbox, "bring #50", NULL);
 301    bt_show = _button_add(list, fbox, "show #50", NULL);
 302    bt_middle_in = _button_add(list, fbox, "bring to middle #200", NULL);
 303    bt_middle_show = _button_add(list, fbox, "show in middle #200", NULL);
 304    bt_top_in = _button_add(list, fbox, "bring to top #250", NULL);
 305    bt_top_show = _button_add(list, fbox, "show in top #250", NULL);
 306
 307    for (i = 0; i < N_ITEMS; i++)
 308      {
 309         Elm_Object_Item *gli, *glg;
 310
 311         if (i % 7 == 0)
 312           {
 313              glg = gli = elm_genlist_item_append(list, &_itc_group,
 314                                                  (void *)(long)nitems++, NULL,
 315                                                  ELM_GENLIST_ITEM_GROUP,
 316                                                  _item_sel_cb, NULL);
 317              elm_genlist_item_display_only_set(glg, EINA_TRUE);
 318           }
 319         else
 320           {
 321              gli = elm_genlist_item_append(list, &_itc,
 322                                            (void *)(long)nitems++, glg,
 323                                            ELM_GENLIST_ITEM_NONE,
 324                                            _item_sel_cb, NULL);
 325           }
 326
 327         switch (i)
 328           {
 329            case 3:
 330               elm_genlist_item_disabled_set(gli, EINA_TRUE);
 331               break;
 332            case 50:
 333               evas_object_smart_callback_add(
 334                  bt_bring_in, "clicked", _bring_in_cb, gli);
 335               evas_object_smart_callback_add(
 336                  bt_show, "clicked", _show_cb, gli);
 337               break;
 338            case 200:
 339               evas_object_smart_callback_add(
 340                  bt_middle_in, "clicked", _middle_in_cb, gli);
 341               evas_object_smart_callback_add(
 342                  bt_middle_show, "clicked", _middle_show_cb, gli);
 343               break;
 344            case 250:
 345               evas_object_smart_callback_add(
 346                  bt_top_in, "clicked", _top_in_cb, gli);
 347               evas_object_smart_callback_add(
 348                  bt_top_show, "clicked", _top_show_cb, gli);
 349           }
 350      }
 351
 352    evas_object_size_hint_min_set(bg, 160, 160);
 353    evas_object_size_hint_max_set(bg, 640, 640);
 354    evas_object_resize(win, 420, 320);
 355    evas_object_show(win);
 356
 357    elm_run();
 358
 359    return 0;
 360 }
 361
 362 ELM_MAIN()