src/examples/diskselector_example_02.c

   1 /**
   2  * Elementary's <b>diskselector widget</b> example, illustrating its
   3  * covering most of item functions.
   4  *
   5  * See stdout/stderr for output. Compile with:
   6  *
   7  * @verbatim
   8  * gcc -g `pkg-config --cflags --libs elementary` diskselector_example_02.c -o diskselector_example_02
   9  * @endverbatim
  10  */
  11
  12 #include <Elementary.h>
  13 #ifdef HAVE_CONFIG_H
  14 # include "elementary_config.h"
  15 #else
  16 # define __UNUSED__
  17 #endif
  18
  19 static int counter = 3;
  20
  21 static void
  22 _on_done(void        *data __UNUSED__,
  23          Evas_Object *obj __UNUSED__,
  24          void        *event_info __UNUSED__)
  25 {
  26    elm_exit();
  27 }
  28
  29 static void
  30 _add_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
  31 {
  32    Elm_Object_Item *ds_it;
  33    Evas_Object *ds = data;
  34    char label[32];
  35
  36    snprintf(label, sizeof(label), "Item %i", counter++);
  37    ds_it = elm_diskselector_item_append(ds, label, NULL, NULL, NULL);
  38    if (!ds_it) printf("Error adding item\n");
  39 }
  40
  41 static void
  42 _add_ic_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
  43 {
  44    Elm_Object_Item *ds_it;
  45    Evas_Object *ic, *ds = data;
  46    char label[32];
  47
  48    snprintf(label, sizeof(label), "Item %i", counter++);
  49    ic = elm_icon_add(ds);
  50    elm_icon_standard_set(ic, "home");
  51
  52    ds_it = elm_diskselector_item_append(ds, label, ic, NULL, NULL);
  53    if (!ds_it) printf("Error adding item with icon\n");
  54 }
  55
  56 static void
  57 _sel_cb(void *data __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
  58 {
  59    Elm_Object_Item *ds_it = event_info;
  60    printf("Selected label: %s\n", elm_object_item_text_get(ds_it));
  61 }
  62
  63 static void
  64 _add_func_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
  65 {
  66    Elm_Object_Item *ds_it;
  67    Evas_Object *ds = data;
  68    char label[32];
  69
  70    snprintf(label, sizeof(label), "Item %i", counter++);
  71    ds_it = elm_diskselector_item_append(ds, label, NULL, _sel_cb, NULL);
  72    if (!ds_it) printf("Error adding item\n");
  73 }
  74
  75 static void
  76 _sel_data_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info)
  77 {
  78    char *content = data;
  79    Elm_Object_Item *ds_it = event_info;
  80    printf("Selected label: %s with data: %s\n",
  81           elm_object_item_text_get(ds_it), content);
  82 }
  83
  84 static void
  85 _free_data(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
  86 {
  87    free(data);
  88 }
  89
  90 static void
  91 _add_data_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
  92 {
  93    Elm_Object_Item *ds_it;
  94    Evas_Object *ds = data;
  95    char label[32];
  96    char *content = malloc(sizeof(char) * 32);
  97
  98    snprintf(content, 32, "Item content %i", counter);
  99    snprintf(label, sizeof(label), "Item %i", counter++);
 100    ds_it = elm_diskselector_item_append(ds, label, NULL, _sel_data_cb, content);
 101    if (!ds_it) {
 102      printf("Error adding item\n");
 103      return;
 104    }
 105    elm_object_item_del_cb_set(ds_it, _free_data);
 106 }
 107
 108 static void
 109 _del_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 110 {
 111    Elm_Object_Item *selected_ds_it;
 112    Evas_Object *ds = data;
 113
 114    selected_ds_it = elm_diskselector_selected_item_get(ds);
 115    elm_object_item_del(selected_ds_it);
 116 }
 117
 118 static void
 119 _unselect_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 120 {
 121    Elm_Object_Item *selected_ds_it;
 122    Evas_Object *ds = data;
 123
 124    selected_ds_it = elm_diskselector_selected_item_get(ds);
 125    elm_diskselector_item_selected_set(selected_ds_it, EINA_FALSE);
 126 }
 127
 128 static void
 129 _print_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 130 {
 131    const Eina_List *l, *items;
 132    Elm_Object_Item *ds_it;
 133    Evas_Object *ds = data;
 134
 135    items = elm_diskselector_items_get(ds);
 136    EINA_LIST_FOREACH(items, l, ds_it)
 137      printf("%s\n", elm_object_item_text_get(ds_it));
 138 }
 139
 140 static void
 141 _clear_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 142 {
 143    Evas_Object *ds = data;
 144    elm_diskselector_clear(ds);
 145 }
 146
 147 static void
 148 _select_first_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 149 {
 150    Elm_Object_Item *first_ds_it;
 151    Evas_Object *ds = data;
 152
 153    first_ds_it = elm_diskselector_first_item_get(ds);
 154    if (first_ds_it)
 155      elm_diskselector_item_selected_set(first_ds_it, EINA_TRUE);
 156 }
 157
 158 static void
 159 _select_last_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 160 {
 161    Elm_Object_Item *last_ds_it;
 162    Evas_Object *ds = data;
 163
 164    last_ds_it = elm_diskselector_last_item_get(ds);
 165    if (last_ds_it)
 166      elm_diskselector_item_selected_set(last_ds_it, EINA_TRUE);
 167 }
 168
 169 static void
 170 _select_next_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 171 {
 172    Elm_Object_Item *selected_ds_it, *next_ds_it;
 173    Evas_Object *ds = data;
 174
 175    selected_ds_it = elm_diskselector_selected_item_get(ds);
 176    if (!selected_ds_it) return;
 177
 178    next_ds_it = elm_diskselector_item_next_get(selected_ds_it);
 179    if (next_ds_it)
 180      elm_diskselector_item_selected_set(next_ds_it, EINA_TRUE);
 181 }
 182
 183 static void
 184 _select_prev_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 185 {
 186    Elm_Object_Item *selected_ds_it, *prev_ds_it;
 187    Evas_Object *ds = data;
 188
 189    selected_ds_it = elm_diskselector_selected_item_get(ds);
 190    if (!selected_ds_it) return;
 191
 192    prev_ds_it = elm_diskselector_item_prev_get(selected_ds_it);
 193    if (prev_ds_it)
 194      elm_diskselector_item_selected_set(prev_ds_it, EINA_TRUE);
 195 }
 196
 197 EAPI_MAIN int
 198 elm_main(int argc __UNUSED__, char **argv __UNUSED__)
 199 {
 200    Evas_Object *win, *bg, *bx, *hbx, *ds, *bt;
 201
 202    win = elm_win_add(NULL, "diskselector", ELM_WIN_BASIC);
 203    elm_win_title_set(win, "Diskselector Items Example");
 204    evas_object_smart_callback_add(win, "delete,request", _on_done, NULL);
 205
 206    bg = elm_bg_add(win);
 207    elm_win_resize_object_add(win, bg);
 208    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 209    evas_object_show(bg);
 210
 211    bx = elm_box_add(win);
 212    evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 213    elm_win_resize_object_add(win, bx);
 214    evas_object_show(bx);
 215
 216    ds = elm_diskselector_add(win);
 217    evas_object_size_hint_weight_set(ds, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 218    evas_object_size_hint_align_set(ds, EVAS_HINT_FILL, EVAS_HINT_FILL);
 219    elm_box_pack_end(bx, ds);
 220    evas_object_show(ds);
 221
 222    elm_diskselector_item_append(ds, "Item 0", NULL, NULL, NULL);
 223    elm_diskselector_item_append(ds, "Item 1", NULL, NULL, NULL);
 224    elm_diskselector_item_append(ds, "Item 2", NULL, NULL, NULL);
 225
 226    hbx = elm_box_add(win);
 227    elm_box_horizontal_set(hbx, EINA_TRUE);
 228    evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 229    evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, EVAS_HINT_FILL);
 230    elm_box_pack_end(bx, hbx);
 231    evas_object_show(hbx);
 232
 233    bt = elm_button_add(win);
 234    elm_object_text_set(bt, "Append item");
 235    evas_object_smart_callback_add(bt, "clicked", _add_cb, ds);
 236    elm_box_pack_end(hbx, bt);
 237    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 238    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 239    evas_object_show(bt);
 240
 241    bt = elm_button_add(win);
 242    elm_object_text_set(bt, "Append with icon");
 243    evas_object_smart_callback_add(bt, "clicked", _add_ic_cb, ds);
 244    elm_box_pack_end(hbx, bt);
 245    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 246    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 247    evas_object_show(bt);
 248
 249    bt = elm_button_add(win);
 250    elm_object_text_set(bt, "Append with selected function");
 251    evas_object_smart_callback_add(bt, "clicked", _add_func_cb, ds);
 252    elm_box_pack_end(hbx, bt);
 253    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 254    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 255    evas_object_show(bt);
 256
 257    bt = elm_button_add(win);
 258    elm_object_text_set(bt, "Append with data");
 259    evas_object_smart_callback_add(bt, "clicked", _add_data_cb, ds);
 260    elm_box_pack_end(hbx, bt);
 261    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 262    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 263    evas_object_show(bt);
 264
 265    hbx = elm_box_add(win);
 266    elm_box_horizontal_set(hbx, EINA_TRUE);
 267    evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 268    evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, EVAS_HINT_FILL);
 269    elm_box_pack_end(bx, hbx);
 270    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 271    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 272    evas_object_show(hbx);
 273
 274    bt = elm_button_add(win);
 275    elm_object_text_set(bt, "Delete item");
 276    evas_object_smart_callback_add(bt, "clicked", _del_cb, ds);
 277    elm_box_pack_end(hbx, bt);
 278    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 279    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 280    evas_object_show(bt);
 281
 282    bt = elm_button_add(win);
 283    elm_object_text_set(bt, "Unselect item");
 284    evas_object_smart_callback_add(bt, "clicked", _unselect_cb, ds);
 285    elm_box_pack_end(hbx, bt);
 286    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 287    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 288    evas_object_show(bt);
 289
 290    bt = elm_button_add(win);
 291    elm_object_text_set(bt, "Print items");
 292    evas_object_smart_callback_add(bt, "clicked", _print_cb, ds);
 293    elm_box_pack_end(hbx, bt);
 294    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 295    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 296    evas_object_show(bt);
 297
 298    bt = elm_button_add(win);
 299    elm_object_text_set(bt, "Clear");
 300    evas_object_smart_callback_add(bt, "clicked", _clear_cb, ds);
 301    elm_box_pack_end(hbx, bt);
 302    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 303    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 304    evas_object_show(bt);
 305
 306    hbx = elm_box_add(win);
 307    elm_box_horizontal_set(hbx, EINA_TRUE);
 308    evas_object_size_hint_weight_set(hbx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 309    evas_object_size_hint_align_set(hbx, EVAS_HINT_FILL, EVAS_HINT_FILL);
 310    elm_box_pack_end(bx, hbx);
 311    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 312    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 313    evas_object_show(hbx);
 314
 315    bt = elm_button_add(win);
 316    elm_object_text_set(bt, "Select first item");
 317    evas_object_smart_callback_add(bt, "clicked", _select_first_cb, ds);
 318    elm_box_pack_end(hbx, bt);
 319    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 320    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 321    evas_object_show(bt);
 322
 323    bt = elm_button_add(win);
 324    elm_object_text_set(bt, "Select last item");
 325    evas_object_smart_callback_add(bt, "clicked", _select_last_cb, ds);
 326    elm_box_pack_end(hbx, bt);
 327    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 328    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 329    evas_object_show(bt);
 330
 331    bt = elm_button_add(win);
 332    elm_object_text_set(bt, "Select next item");
 333    evas_object_smart_callback_add(bt, "clicked", _select_next_cb, ds);
 334    elm_box_pack_end(hbx, bt);
 335    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 336    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 337    evas_object_show(bt);
 338
 339    bt = elm_button_add(win);
 340    elm_object_text_set(bt, "Select previous item");
 341    evas_object_smart_callback_add(bt, "clicked", _select_prev_cb, ds);
 342    elm_box_pack_end(hbx, bt);
 343    evas_object_size_hint_weight_set(bt, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 344    evas_object_size_hint_align_set(bt, EVAS_HINT_FILL, EVAS_HINT_FILL);
 345    evas_object_show(bt);
 346
 347    evas_object_show(win);
 348
 349    elm_run();
 350    return 0;
 351 }
 352 ELM_MAIN()