src/lib/elc_fileselector.c

   1 /*
   2  * TODO:
   3  *  - child elements focusing support
   4  *  - user defined icon/label cb
   5  *  - show/hide/add buttons ???
   6  *  - show/hide hidden files
   7  *  - double click to choose a file
   8  *  - multi-selection
   9  *  - make variable/function names that are sensible
  10  *  - Filter support
  11  */
  12
  13 #ifdef HAVE_CONFIG_H
  14 # include "elementary_config.h"
  15 #endif
  16
  17 #ifdef HAVE_EIO
  18 # include <Eio.h>
  19 #endif
  20
  21 #include <Elementary.h>
  22 #include "elm_priv.h"
  23
  24 typedef struct _Widget_Data Widget_Data;
  25
  26 struct _Widget_Data
  27 {
  28    EINA_REFCOUNT;
  29
  30    Evas_Object *edje;
  31    Evas_Object *filename_entry;
  32    Evas_Object *path_entry;
  33    Evas_Object *files_list;
  34    Evas_Object *files_grid;
  35    Evas_Object *up_button;
  36    Evas_Object *home_button;
  37
  38    Evas_Object *ok_button;
  39    Evas_Object *cancel_button;
  40
  41    const char  *path;
  42    const char  *selection;
  43    Ecore_Idler *sel_idler;
  44
  45    const char  *path_separator;
  46
  47 #ifdef HAVE_EIO
  48    Eio_File    *current;
  49 #endif
  50
  51    Elm_Fileselector_Mode mode;
  52
  53    Eina_Bool    only_folder : 1;
  54    Eina_Bool    expand : 1;
  55 };
  56
  57 struct sel_data
  58 {
  59    Evas_Object *fs;
  60    const char  *path;
  61 };
  62
  63 typedef struct _Widget_Request Widget_Request;
  64 struct _Widget_Request
  65 {
  66    Widget_Data *wd;
  67    Elm_Genlist_Item *parent;
  68
  69    Evas_Object *obj;
  70    const char *path;
  71    Eina_Bool first : 1;
  72 };
  73
  74 typedef enum {
  75   ELM_DIRECTORY = 0,
  76   ELM_FILE_IMAGE = 1,
  77   ELM_FILE_UNKNOW = 2,
  78   ELM_FILE_LAST
  79 } Elm_Fileselector_Type;
  80
  81 static Elm_Genlist_Item_Class list_itc[ELM_FILE_LAST] = {
  82   { "default", { NULL, NULL, NULL, NULL, NULL }, NULL },
  83   { "default", { NULL, NULL, NULL, NULL, NULL }, NULL },
  84   { "default", { NULL, NULL, NULL, NULL, NULL }, NULL }
  85 };
  86 static Elm_Gengrid_Item_Class grid_itc[ELM_FILE_LAST] = {
  87   { "default", { NULL, NULL, NULL, NULL } },
  88   { "default", { NULL, NULL, NULL, NULL } },
  89   { "default", { NULL, NULL, NULL, NULL } }
  90 };
  91
  92 static const char *widtype = NULL;
  93
  94 static const char SIG_DIRECTORY_OPEN[] = "directory,open";
  95 static const char SIG_DONE[] = "done";
  96 static const char SIG_SELECTED[] = "selected";
  97 static const Evas_Smart_Cb_Description _signals[] = {
  98    {SIG_DIRECTORY_OPEN, "s"},
  99    {SIG_DONE, "s"},
 100    {SIG_SELECTED, "s"},
 101    {NULL, NULL}
 102 };
 103
 104 static void _populate(Evas_Object      *obj,
 105                       const char       *path,
 106                       Elm_Genlist_Item *parent);
 107 static void _do_anchors(Evas_Object *obj,
 108                         const char  *path);
 109
 110 /***  ELEMENTARY WIDGET  ***/
 111 static void
 112 _widget_data_free(Widget_Data *wd)
 113 {
 114    if (wd->path) eina_stringshare_del(wd->path);
 115    if (wd->selection) eina_stringshare_del(wd->selection);
 116    if (wd->sel_idler)
 117      {
 118         void *sd;
 119
 120         sd = ecore_idler_del(wd->sel_idler);
 121         free(sd);
 122      }
 123    free(wd);
 124 }
 125
 126 static void
 127 _del_hook(Evas_Object *obj)
 128 {
 129    Widget_Data *wd;
 130
 131    wd = elm_widget_data_get(obj);
 132    if (!wd) return;
 133
 134 #ifdef HAVE_EIO
 135    if (wd->current)
 136      eio_file_cancel(wd->current);
 137 #endif
 138
 139    wd->files_list = NULL;
 140    wd->files_grid = NULL;
 141
 142    EINA_REFCOUNT_UNREF(wd)
 143      _widget_data_free(wd);
 144 }
 145
 146 static void
 147 _sizing_eval(Evas_Object *obj)
 148 {
 149    Widget_Data *wd = elm_widget_data_get(obj);
 150    Evas_Coord minw = -1, minh = -1;
 151    if (!wd) return;
 152    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 153    edje_object_size_min_restricted_calc(wd->edje, &minw, &minh, minw, minh);
 154    evas_object_size_hint_min_set(obj, minw, minh);
 155 }
 156
 157 static void
 158 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
 159 {
 160    Widget_Data *wd = elm_widget_data_get(obj);
 161    if (!wd) return;
 162    elm_widget_mirrored_set(wd->cancel_button, rtl);
 163    elm_widget_mirrored_set(wd->ok_button, rtl);
 164    elm_widget_mirrored_set(wd->files_list, rtl);
 165    elm_widget_mirrored_set(wd->up_button, rtl);
 166    elm_widget_mirrored_set(wd->home_button, rtl);
 167    edje_object_mirrored_set(wd->edje, rtl);
 168 }
 169
 170 static void
 171 _theme_hook(Evas_Object *obj)
 172 {
 173    Widget_Data *wd = elm_widget_data_get(obj);
 174    const char *style = elm_widget_style_get(obj);
 175    const char *data;
 176    char buf[1024];
 177
 178    if (!wd) return;
 179    _elm_widget_mirrored_reload(obj);
 180
 181    _elm_theme_object_set(obj, wd->edje, "fileselector", "base", style);
 182
 183    if (elm_object_disabled_get(obj))
 184      edje_object_signal_emit(wd->edje, "elm,state,disabled", "elm");
 185
 186    data = edje_object_data_get(wd->edje, "path_separator");
 187    if (data)
 188      wd->path_separator = data;
 189    else
 190      wd->path_separator = "/";
 191
 192    if (!style) style = "default";
 193    snprintf(buf, sizeof(buf), "fileselector/%s", style);
 194
 195 #define SWALLOW(part_name, object_ptn)                                \
 196   if (object_ptn)                                                     \
 197     {                                                                 \
 198        elm_widget_style_set(object_ptn, buf);                         \
 199        if (edje_object_part_swallow(wd->edje, part_name, object_ptn)) \
 200          evas_object_show(object_ptn);                                \
 201        else                                                           \
 202          evas_object_hide(object_ptn);                                \
 203     }
 204    SWALLOW("elm.swallow.up", wd->up_button);
 205    SWALLOW("elm.swallow.home", wd->home_button);
 206
 207    if (wd->mode == ELM_FILESELECTOR_LIST)
 208      {
 209         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
 210                                      wd->files_list))
 211           {
 212              evas_object_show(wd->files_list);
 213              evas_object_hide(wd->files_grid);
 214           }
 215         else
 216           evas_object_hide(wd->files_list);
 217      }
 218    else
 219      {
 220         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
 221                                      wd->files_grid))
 222           {
 223              evas_object_show(wd->files_grid);
 224              evas_object_hide(wd->files_list);
 225           }
 226         else
 227           evas_object_hide(wd->files_grid);
 228      }
 229
 230    SWALLOW("elm.swallow.filename", wd->filename_entry);
 231    SWALLOW("elm.swallow.path", wd->path_entry);
 232
 233    snprintf(buf, sizeof(buf), "fileselector/actions/%s", style);
 234    SWALLOW("elm.swallow.cancel", wd->cancel_button);
 235    SWALLOW("elm.swallow.ok", wd->ok_button);
 236 #undef SWALLOW
 237
 238    edje_object_message_signal_process(wd->edje);
 239    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 240    edje_object_scale_set
 241      (wd->edje, elm_widget_scale_get(obj) * _elm_config->scale);
 242    _sizing_eval(obj);
 243 }
 244
 245 /***  GENLIST "MODEL"  ***/
 246 static char *
 247 _itc_label_get(void              *data,
 248                Evas_Object *obj   __UNUSED__,
 249                const char *source __UNUSED__)
 250 {
 251    return strdup(ecore_file_file_get(data)); /* NOTE this will be
 252                                               * free() by the
 253                                               * caller */
 254 }
 255
 256 static Evas_Object *
 257 _itc_icon_folder_get(void        *data __UNUSED__,
 258                      Evas_Object *obj,
 259                      const char  *source)
 260 {
 261    Evas_Object *ic;
 262
 263    if (strcmp(source, "elm.swallow.icon")) return NULL;
 264
 265    ic = elm_icon_add(obj);
 266    elm_icon_standard_set(ic, "folder");
 267
 268    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 269                                     1, 1);
 270    return ic;
 271 }
 272
 273 static Evas_Object *
 274 _itc_icon_image_get(void        *data,
 275                     Evas_Object *obj,
 276                     const char  *source)
 277 {
 278    const char *filename = data;
 279    Evas_Object *ic;
 280
 281    if (strcmp(source, "elm.swallow.icon")) return NULL;
 282
 283    ic = elm_icon_add(obj);
 284    elm_icon_standard_set(ic, "image");
 285    elm_icon_thumb_set(ic, filename, NULL);
 286
 287    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 288                                     1, 1);
 289    return ic;
 290 }
 291
 292 static Evas_Object *
 293 _itc_icon_file_get(void        *data __UNUSED__,
 294                    Evas_Object *obj,
 295                    const char  *source)
 296 {
 297    Evas_Object *ic;
 298
 299    if (strcmp(source, "elm.swallow.icon")) return NULL;
 300
 301    ic = elm_icon_add(obj);
 302    elm_icon_standard_set(ic, "file");
 303
 304    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 305                                     1, 1);
 306    return ic;
 307 }
 308
 309 static Eina_Bool
 310 _itc_state_get(void *data         __UNUSED__,
 311                Evas_Object *obj   __UNUSED__,
 312                const char *source __UNUSED__)
 313 {
 314    return EINA_FALSE;
 315 }
 316
 317 static void
 318 _itc_del(void            *data,
 319          Evas_Object *obj __UNUSED__)
 320 {
 321    eina_stringshare_del(data);
 322 }
 323
 324 static void
 325 _expand_done(void            *data,
 326              Evas_Object *obj __UNUSED__,
 327              void            *event_info)
 328 {
 329    Elm_Genlist_Item *it = event_info;
 330    const char *path = elm_genlist_item_data_get(it);
 331    _populate(data, path, it);
 332 }
 333
 334 static void
 335 _contract_done(void *data       __UNUSED__,
 336                Evas_Object *obj __UNUSED__,
 337                void            *event_info)
 338 {
 339    Elm_Genlist_Item *it = event_info;
 340    elm_genlist_item_subitems_clear(it);
 341 }
 342
 343 static void
 344 _expand_req(void *data       __UNUSED__,
 345             Evas_Object *obj __UNUSED__,
 346             void            *event_info)
 347 {
 348    Elm_Genlist_Item *it = event_info;
 349    elm_genlist_item_expanded_set(it, 1);
 350 }
 351
 352 static void
 353 _contract_req(void *data       __UNUSED__,
 354               Evas_Object *obj __UNUSED__,
 355               void            *event_info)
 356 {
 357    Elm_Genlist_Item *it = event_info;
 358    elm_genlist_item_expanded_set(it, 0);
 359 }
 360
 361 /***  PRIVATES  ***/
 362 static Eina_Bool
 363 _sel_do(void *data)
 364 {
 365    struct sel_data *sd;
 366    const char *path;
 367    Widget_Data *wd;
 368    const char *p;
 369
 370    sd = data;
 371    wd = elm_widget_data_get(sd->fs);
 372    path = sd->path;
 373
 374    if ((!wd->only_folder) && ecore_file_is_dir(path))
 375      {
 376         if (wd->expand && wd->mode == ELM_FILESELECTOR_LIST)
 377           {
 378              _do_anchors(sd->fs, path);
 379              elm_entry_entry_set(wd->filename_entry, "");
 380           }
 381         else
 382           {
 383              /* keep a ref to path 'couse it will be destroyed by _populate */
 384              p = eina_stringshare_add(path);
 385              _populate(sd->fs, p, NULL);
 386              eina_stringshare_del(p);
 387           }
 388         goto end;
 389      }
 390    else /* navigating through folders only or file is not a dir. */
 391      {
 392         if (wd->expand && wd->mode == ELM_FILESELECTOR_LIST)
 393           _do_anchors(sd->fs, path);
 394         else if (wd->only_folder)
 395           {
 396              /* keep a ref to path 'couse it will be destroyed by _populate */
 397              p = eina_stringshare_add(path);
 398              _populate(sd->fs, p, NULL);
 399              eina_stringshare_del(p);
 400           }
 401         elm_entry_entry_set(wd->filename_entry,
 402                                      ecore_file_file_get(path));
 403      }
 404
 405    evas_object_smart_callback_call(sd->fs, SIG_SELECTED, (void *)path);
 406
 407 end:
 408    wd->sel_idler = NULL;
 409    free(sd);
 410    return ECORE_CALLBACK_CANCEL;
 411 }
 412
 413 static void
 414 _sel(void            *data,
 415      Evas_Object *obj __UNUSED__,
 416      void            *event_info)
 417 {
 418    struct sel_data *sd;
 419    Widget_Data *wd;
 420    void *old_sd;
 421    char *dir;
 422
 423    wd = elm_widget_data_get(data);
 424    if (!wd) return;
 425
 426    sd = malloc(sizeof(*sd));
 427    sd->fs = data;
 428    sd->path = wd->mode == ELM_FILESELECTOR_LIST ?
 429        elm_genlist_item_data_get(event_info) :
 430        elm_gengrid_item_data_get(event_info);
 431
 432    if (!sd->path)
 433      {
 434         eina_stringshare_replace(&wd->path, "");
 435         goto end;
 436      }
 437
 438    dir = wd->only_folder ? strdup(sd->path) : ecore_file_dir_get(sd->path);
 439    if (dir)
 440      {
 441         eina_stringshare_replace(&wd->path, dir);
 442         free(dir);
 443      }
 444    else
 445      {
 446         eina_stringshare_replace(&wd->path, "");
 447      }
 448
 449 end:
 450    if (wd->sel_idler)
 451      {
 452         old_sd = ecore_idler_del(wd->sel_idler);
 453         free(old_sd);
 454      }
 455    wd->sel_idler = ecore_idler_add(_sel_do, sd);
 456 }
 457
 458 static void
 459 _up(void            *data,
 460     Evas_Object *obj __UNUSED__,
 461     void *event_info __UNUSED__)
 462 {
 463    Evas_Object *fs = data;
 464    char *parent;
 465
 466    Widget_Data *wd = elm_widget_data_get(fs);
 467    if (!wd) return;
 468    parent = ecore_file_dir_get(wd->path);
 469    _populate(fs, parent, NULL);
 470    free(parent);
 471 }
 472
 473 static void
 474 _home(void            *data,
 475       Evas_Object *obj __UNUSED__,
 476       void *event_info __UNUSED__)
 477 {
 478    Evas_Object *fs = data;
 479    const char *path = getenv("HOME");
 480    if (!path) path = "./";
 481    _populate(fs, path, NULL);
 482
 483 }
 484
 485 static void
 486 _ok(void            *data,
 487     Evas_Object *obj __UNUSED__,
 488     void *event_info __UNUSED__)
 489 {
 490    Evas_Object *fs = data;
 491    evas_object_smart_callback_call(fs, SIG_DONE,
 492                                    (void *)elm_fileselector_selected_get(fs));
 493 }
 494
 495 static void
 496 _canc(void            *data,
 497       Evas_Object *obj __UNUSED__,
 498       void *event_info __UNUSED__)
 499 {
 500    Evas_Object *fs = data;
 501    evas_object_smart_callback_call(fs, SIG_DONE, NULL);
 502 }
 503
 504 static void
 505 _anchor_clicked(void            *data,
 506                 Evas_Object *obj __UNUSED__,
 507                 void            *event_info)
 508 {
 509    Evas_Object *fs = data;
 510    Widget_Data *wd = elm_widget_data_get(fs);
 511    Elm_Entry_Anchor_Info *info = event_info;
 512    const char *p;
 513    if (!wd) return;
 514    // keep a ref to path 'couse it will be destroyed by _populate
 515    p = eina_stringshare_add(info->name);
 516    _populate(fs, p, NULL);
 517    evas_object_smart_callback_call(data, SIG_SELECTED, (void *)p);
 518    eina_stringshare_del(p);
 519 }
 520
 521 static void
 522 _do_anchors(Evas_Object *obj,
 523             const char  *path)
 524 {
 525    Widget_Data *wd = elm_widget_data_get(obj);
 526    char **tok, buf[PATH_MAX * 3];
 527    int i, j;
 528    if (!wd) return;
 529    buf[0] = '\0';
 530    tok = eina_str_split(path, "/", 0);
 531    eina_strlcat(buf, "<a href=/>root</a>", sizeof(buf));
 532    for (i = 0; tok[i]; i++)
 533      {
 534         if ((!tok[i]) || (!tok[i][0])) continue;
 535         eina_strlcat(buf, wd->path_separator, sizeof(buf));
 536         eina_strlcat(buf, "<a href=", sizeof(buf));
 537         for (j = 0; j <= i; j++)
 538           {
 539              if (strlen(tok[j]) < 1) continue;
 540              eina_strlcat(buf, "/", sizeof(buf));
 541              eina_strlcat(buf, tok[j], sizeof(buf));
 542           }
 543         eina_strlcat(buf, ">", sizeof(buf));
 544         eina_strlcat(buf, tok[i], sizeof(buf));
 545         eina_strlcat(buf, "</a>", sizeof(buf));
 546      }
 547    free(tok[0]);
 548    free(tok);
 549
 550    elm_entry_entry_set(wd->path_entry, buf);
 551 }
 552
 553 #ifdef HAVE_EIO
 554 static Eina_Bool
 555 _filter_cb(void *data __UNUSED__, Eio_File *handler, const Eina_File_Direct_Info *info)
 556 {
 557    const char *filename;
 558
 559    if (info->path[info->name_start] == '.')
 560      return EINA_FALSE;
 561
 562    filename = eina_stringshare_add(info->path);
 563    eio_file_associate_direct_add(handler, "filename", filename, EINA_FREE_CB(eina_stringshare_del));
 564
 565    if (info->type == EINA_FILE_DIR)
 566      {
 567         eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_DIRECTORY], NULL);
 568         eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_DIRECTORY], NULL);
 569      }
 570    else
 571      {
 572         if (evas_object_image_extension_can_load_get(info->path + info->name_start))
 573           {
 574              eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_FILE_IMAGE], NULL);
 575              eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_FILE_IMAGE], NULL);
 576           }
 577         else
 578           {
 579              eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_FILE_UNKNOW], NULL);
 580              eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_FILE_UNKNOW], NULL);
 581           }
 582      }
 583
 584    return EINA_TRUE;
 585 }
 586
 587 static int
 588 _file_grid_cmp(const void *a, const void *b)
 589 {
 590    const Elm_Gengrid_Item *ga = a;
 591    const Elm_Gengrid_Item *gb = b;
 592    const Elm_Gengrid_Item_Class *ca = elm_gengrid_item_item_class_get(ga);
 593    const Elm_Gengrid_Item_Class *cb = elm_gengrid_item_item_class_get(gb);
 594
 595    if (ca == &grid_itc[ELM_DIRECTORY])
 596      {
 597         if (cb != &grid_itc[ELM_DIRECTORY])
 598           return -1;
 599      }
 600
 601    return strcoll(elm_gengrid_item_data_get(ga), elm_gengrid_item_data_get(gb));
 602 }
 603
 604 static int
 605 _file_list_cmp(const void *a, const void *b)
 606 {
 607    const Elm_Genlist_Item *la = a;
 608    const Elm_Genlist_Item *lb = b;
 609    const Elm_Genlist_Item_Class *ca = elm_genlist_item_item_class_get(la);
 610    const Elm_Genlist_Item_Class *cb = elm_genlist_item_item_class_get(lb);
 611
 612    if (ca == &list_itc[ELM_DIRECTORY])
 613      {
 614         if (cb != &list_itc[ELM_DIRECTORY])
 615           return -1;
 616      }
 617
 618    return strcoll(elm_genlist_item_data_get(la), elm_genlist_item_data_get(lb));
 619 }
 620
 621 static void
 622 _signal_first(Widget_Request *wr)
 623 {
 624    if (!wr->first) return ;
 625    evas_object_smart_callback_call(wr->obj, SIG_DIRECTORY_OPEN, (void *)wr->path);
 626    if (!wr->parent)
 627      {
 628         elm_genlist_clear(wr->wd->files_list);
 629         elm_gengrid_clear(wr->wd->files_grid);
 630         eina_stringshare_replace(&wr->wd->path, wr->path);
 631         _do_anchors(wr->obj, wr->path);
 632      }
 633
 634    if (wr->wd->filename_entry) elm_entry_entry_set(wr->wd->filename_entry, "");
 635
 636    wr->first = EINA_FALSE;
 637 }
 638
 639 static void
 640 _main_cb(void *data, Eio_File *handler, const Eina_File_Direct_Info *info __UNUSED__)
 641 {
 642    Widget_Request *wr = data;
 643
 644    if (eio_file_check(handler))
 645      return ;
 646    if (!wr->wd->files_list || !wr->wd->files_grid || wr->wd->current != handler)
 647      {
 648         eio_file_cancel(handler);
 649         return ;
 650      }
 651
 652    _signal_first(wr);
 653
 654    if (wr->wd->mode == ELM_FILESELECTOR_LIST)
 655      elm_genlist_item_direct_sorted_insert(wr->wd->files_list, eio_file_associate_find(handler, "type/list"),
 656                                            eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 657                                            wr->parent, ELM_GENLIST_ITEM_NONE, _file_list_cmp, NULL, NULL);
 658    else if (wr->wd->mode == ELM_FILESELECTOR_GRID)
 659      elm_gengrid_item_direct_sorted_insert(wr->wd->files_grid, eio_file_associate_find(handler, "type/grid"),
 660                                            eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 661                                            _file_grid_cmp, NULL, NULL);
 662 }
 663
 664 static void
 665 _widget_request_cleanup(Widget_Request *wr)
 666 {
 667    EINA_REFCOUNT_UNREF(wr->wd)
 668      _widget_data_free(wr->wd);
 669
 670    eina_stringshare_del(wr->path);
 671    free(wr);
 672 }
 673
 674 static void
 675 _done_cb(void *data, Eio_File *handler __UNUSED__)
 676 {
 677    Widget_Request *wr = data;
 678
 679    _signal_first(wr);
 680
 681 #ifdef HAVE_EIO
 682    wr->wd->current = NULL;
 683 #endif
 684    _widget_request_cleanup(wr);
 685 }
 686
 687 static void
 688 _error_cb(void *data, Eio_File *handler, int error __UNUSED__)
 689 {
 690    Widget_Request *wr = data;
 691
 692 #ifdef HAVE_EIO
 693    if (wr->wd->current == handler)
 694      wr->wd->current = NULL;
 695 #endif
 696    _widget_request_cleanup(wr);
 697 }
 698
 699 #endif
 700
 701 static void
 702 _populate(Evas_Object      *obj,
 703           const char       *path,
 704           Elm_Genlist_Item *parent)
 705 {
 706    Widget_Data *wd = elm_widget_data_get(obj);
 707 #ifdef HAVE_EIO
 708    Widget_Request *wr;
 709 #else
 710    Eina_File_Direct_Info *file;
 711    Eina_Iterator *it;
 712    const char *real;
 713    Eina_List *files = NULL, *dirs = NULL;
 714 #endif
 715
 716    if (!wd) return;
 717 #ifndef HAVE_EIO
 718    if (!ecore_file_is_dir(path)) return ;
 719    it = eina_file_stat_ls(path);
 720    if (!it) return ;
 721    evas_object_smart_callback_call(obj, SIG_DIRECTORY_OPEN, (void *)path);
 722    if (!parent)
 723      {
 724         elm_genlist_clear(wd->files_list);
 725         elm_gengrid_clear(wd->files_grid);
 726         eina_stringshare_replace(&wd->path, path);
 727         _do_anchors(obj, path);
 728      }
 729
 730    if (wd->filename_entry) elm_entry_entry_set(wd->filename_entry, "");
 731    EINA_ITERATOR_FOREACH(it, file)
 732      {
 733         const char *filename;
 734
 735         if (file->path[file->name_start] == '.')
 736           continue ;
 737
 738         filename = eina_stringshare_add(file->path);
 739         if (file->type == EINA_FILE_DIR)
 740           dirs = eina_list_append(dirs, filename);
 741         else if (!wd->only_folder)
 742           files = eina_list_append(files, filename);
 743      }
 744    eina_iterator_free(it);
 745
 746    files = eina_list_sort(files, eina_list_count(files),
 747                           EINA_COMPARE_CB(strcoll));
 748    dirs = eina_list_sort(dirs, eina_list_count(dirs), EINA_COMPARE_CB(strcoll));
 749    EINA_LIST_FREE(dirs, real)
 750      {
 751         if (wd->mode == ELM_FILESELECTOR_LIST)
 752           elm_genlist_item_append(wd->files_list, &list_itc[ELM_DIRECTORY],
 753                                   real, /* item data */
 754                                   parent,
 755                                   wd->expand ? ELM_GENLIST_ITEM_SUBITEMS :
 756                                   ELM_GENLIST_ITEM_NONE,
 757                                   NULL, NULL);
 758         else if (wd->mode == ELM_FILESELECTOR_GRID)
 759           elm_gengrid_item_append(wd->files_grid, &grid_itc[ELM_DIRECTORY],
 760                                   real, /* item data */
 761                                   NULL, NULL);
 762      }
 763
 764    EINA_LIST_FREE(files, real)
 765      {
 766         Elm_Fileselector_Type type = evas_object_image_extension_can_load_fast_get(real) ?
 767           ELM_FILE_IMAGE : ELM_FILE_UNKNOW;
 768
 769         if (wd->mode == ELM_FILESELECTOR_LIST)
 770           elm_genlist_item_append(wd->files_list, &list_itc[type],
 771                                   real, /* item data */
 772                                   parent, ELM_GENLIST_ITEM_NONE,
 773                                   NULL, NULL);
 774         else if (wd->mode == ELM_FILESELECTOR_GRID)
 775           elm_gengrid_item_append(wd->files_grid, &grid_itc[type],
 776                                   real, /* item data */
 777                                   NULL, NULL);
 778      }
 779 #else
 780    if (wd->current)
 781      eio_file_cancel(wd->current);
 782    wr = malloc(sizeof (Widget_Request));
 783    if (!wr) return ;
 784    wr->wd = wd;
 785    EINA_REFCOUNT_REF(wr->wd);
 786    wr->parent = parent; /* FIXME: should we refcount the parent ? */
 787    wr->obj = obj;
 788    wr->path = eina_stringshare_add(path);
 789    wr->first = EINA_TRUE;
 790
 791    wd->current = eio_file_stat_ls(path,
 792                                   _filter_cb,
 793                                   _main_cb,
 794                                   _done_cb,
 795                                   _error_cb,
 796                                   wr);
 797 #endif
 798 }
 799
 800 /***  API  ***/
 801
 802 EAPI Evas_Object *
 803 elm_fileselector_add(Evas_Object *parent)
 804 {
 805    Evas *e;
 806    Evas_Object *obj, *ic, *bt, *li, *en, *grid;
 807    Widget_Data *wd;
 808    unsigned int i;
 809    int s;
 810
 811    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 812
 813    EINA_REFCOUNT_INIT(wd);
 814
 815    ELM_SET_WIDTYPE(widtype, "fileselector");
 816    elm_widget_type_set(obj, "fileselector");
 817    elm_widget_sub_object_add(parent, obj);
 818    elm_widget_data_set(obj, wd);
 819    elm_widget_del_hook_set(obj, _del_hook);
 820    elm_widget_theme_hook_set(obj, _theme_hook);
 821    elm_widget_can_focus_set(obj, EINA_FALSE);
 822
 823    wd->expand = !!_elm_config->fileselector_expand_enable;
 824
 825    wd->edje = edje_object_add(e);
 826    _elm_theme_object_set(obj, wd->edje, "fileselector", "base", "default");
 827    elm_widget_resize_object_set(obj, wd->edje);
 828
 829    // up btn
 830    ic = elm_icon_add(parent);
 831    elm_icon_standard_set(ic, "arrow_up");
 832    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 833    bt = elm_button_add(parent);
 834    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 835    elm_button_icon_set(bt, ic);
 836    elm_object_text_set(bt, E_("Up"));
 837    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 838
 839    evas_object_smart_callback_add(bt, "clicked", _up, obj);
 840
 841    elm_widget_sub_object_add(obj, bt);
 842    wd->up_button = bt;
 843
 844    // home btn
 845    ic = elm_icon_add(parent);
 846    elm_icon_standard_set(ic, "home");
 847    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 848    bt = elm_button_add(parent);
 849    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 850    elm_button_icon_set(bt, ic);
 851    elm_object_text_set(bt, E_("Home"));
 852    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 853
 854    evas_object_smart_callback_add(bt, "clicked", _home, obj);
 855
 856    elm_widget_sub_object_add(obj, bt);
 857    wd->home_button = bt;
 858
 859    list_itc[ELM_DIRECTORY].func.icon_get = grid_itc[ELM_DIRECTORY].func.icon_get = _itc_icon_folder_get;
 860    list_itc[ELM_FILE_IMAGE].func.icon_get = grid_itc[ELM_FILE_IMAGE].func.icon_get = _itc_icon_image_get;
 861    list_itc[ELM_FILE_UNKNOW].func.icon_get = grid_itc[ELM_FILE_UNKNOW].func.icon_get = _itc_icon_file_get;
 862
 863    for (i = 0; i < ELM_FILE_LAST; ++i)
 864      {
 865         list_itc[i].func.label_get = grid_itc[i].func.label_get = _itc_label_get;
 866         list_itc[i].func.state_get = grid_itc[i].func.state_get = _itc_state_get;
 867         list_itc[i].func.del = grid_itc[i].func.del = _itc_del;
 868      }
 869
 870    li = elm_genlist_add(parent);
 871    elm_widget_mirrored_automatic_set(li, EINA_FALSE);
 872    evas_object_size_hint_align_set(li, EVAS_HINT_FILL, EVAS_HINT_FILL);
 873    evas_object_size_hint_weight_set(li, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 874    evas_object_size_hint_min_set(li, 100, 100);
 875
 876    grid = elm_gengrid_add(parent);
 877    elm_widget_mirrored_automatic_set(grid, EINA_FALSE);
 878    evas_object_size_hint_align_set(grid, EVAS_HINT_FILL, EVAS_HINT_FILL);
 879    evas_object_size_hint_weight_set(grid, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 880
 881    s = elm_finger_size_get() * 2;
 882    elm_gengrid_item_size_set(grid, s, s);
 883    elm_gengrid_align_set(grid, 0.0, 0.0);
 884
 885    evas_object_smart_callback_add(li, "selected", _sel, obj);
 886    evas_object_smart_callback_add(li, "expand,request", _expand_req, obj);
 887    evas_object_smart_callback_add(li, "contract,request", _contract_req, obj);
 888    evas_object_smart_callback_add(li, "expanded", _expand_done, obj);
 889    evas_object_smart_callback_add(li, "contracted", _contract_done, obj);
 890
 891    evas_object_smart_callback_add(grid, "selected", _sel, obj);
 892
 893    elm_widget_sub_object_add(obj, li);
 894    elm_widget_sub_object_add(obj, grid);
 895    wd->files_list = li;
 896    wd->files_grid = grid;
 897
 898    // path entry
 899    en = elm_entry_add(parent);
 900    elm_entry_scrollable_set(en, EINA_TRUE);
 901    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 902    elm_entry_editable_set(en, EINA_FALSE);
 903    elm_entry_single_line_set(en, EINA_TRUE);
 904    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 905    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 906    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 907
 908    evas_object_smart_callback_add(en, "anchor,clicked", _anchor_clicked, obj);
 909
 910    elm_widget_sub_object_add(obj, en);
 911    wd->path_entry = en;
 912
 913    // filename entry
 914    en = elm_entry_add(parent);
 915    elm_entry_scrollable_set(en, EINA_TRUE);
 916    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 917    elm_entry_editable_set(en, EINA_TRUE);
 918    elm_entry_single_line_set(en, EINA_TRUE);
 919    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 920    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 921    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 922
 923    elm_widget_sub_object_add(obj, en);
 924    wd->filename_entry = en;
 925
 926    elm_fileselector_buttons_ok_cancel_set(obj, EINA_TRUE);
 927    elm_fileselector_is_save_set(obj, EINA_FALSE);
 928
 929    _theme_hook(obj);
 930
 931    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 932    return obj;
 933 }
 934
 935 EAPI void
 936 elm_fileselector_is_save_set(Evas_Object *obj,
 937                              Eina_Bool    is_save)
 938 {
 939    ELM_CHECK_WIDTYPE(obj, widtype);
 940    Widget_Data *wd = elm_widget_data_get(obj);
 941    if (!wd) return;
 942
 943    elm_object_disabled_set(wd->filename_entry, !is_save);
 944
 945    if (is_save)
 946      edje_object_signal_emit(wd->edje, "elm,state,save,on", "elm");
 947    else
 948      edje_object_signal_emit(wd->edje, "elm,state,save,off", "elm");
 949 }
 950
 951 EAPI Eina_Bool
 952 elm_fileselector_is_save_get(const Evas_Object *obj)
 953 {
 954    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 955    Widget_Data *wd = elm_widget_data_get(obj);
 956    if (!wd) return EINA_FALSE;
 957    return elm_object_disabled_get(wd->filename_entry);
 958 }
 959
 960 EAPI void
 961 elm_fileselector_folder_only_set(Evas_Object *obj,
 962                                  Eina_Bool    only)
 963 {
 964    ELM_CHECK_WIDTYPE(obj, widtype);
 965    Widget_Data *wd = elm_widget_data_get(obj);
 966    if (!wd) return;
 967    if (wd->only_folder == only) return;
 968    wd->only_folder = !!only;
 969    if (wd->path) _populate(obj, wd->path, NULL);
 970 }
 971
 972 EAPI Eina_Bool
 973 elm_fileselector_folder_only_get(const Evas_Object *obj)
 974 {
 975    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 976    Widget_Data *wd = elm_widget_data_get(obj);
 977    if (!wd) return EINA_FALSE;
 978    return wd->only_folder;
 979 }
 980
 981 EAPI void
 982 elm_fileselector_buttons_ok_cancel_set(Evas_Object *obj,
 983                                        Eina_Bool    visible)
 984 {
 985    ELM_CHECK_WIDTYPE(obj, widtype);
 986    Widget_Data *wd = elm_widget_data_get(obj);
 987    Evas_Object *bt;
 988    if (!wd) return;
 989
 990    if (visible)
 991      {
 992         // cancel btn
 993         bt = elm_button_add(obj);
 994         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 995         elm_object_text_set(bt, E_("Cancel"));
 996
 997         evas_object_smart_callback_add(bt, "clicked", _canc, obj);
 998
 999         elm_widget_sub_object_add(obj, bt);
1000         wd->cancel_button = bt;
1001
1002         // ok btn
1003         bt = elm_button_add(obj);
1004         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
1005         elm_object_text_set(bt, E_("OK"));
1006
1007         evas_object_smart_callback_add(bt, "clicked", _ok, obj);
1008
1009         elm_widget_sub_object_add(obj, bt);
1010         wd->ok_button = bt;
1011
1012         _theme_hook(obj);
1013      }
1014    else
1015      {
1016         evas_object_del(wd->cancel_button);
1017         wd->cancel_button = NULL;
1018         evas_object_del(wd->ok_button);
1019         wd->ok_button = NULL;
1020      }
1021 }
1022
1023 EAPI Eina_Bool
1024 elm_fileselector_buttons_ok_cancel_get(const Evas_Object *obj)
1025 {
1026    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1027    Widget_Data *wd = elm_widget_data_get(obj);
1028    if (!wd) return EINA_FALSE;
1029    return wd->ok_button ? EINA_TRUE : EINA_FALSE;
1030 }
1031
1032 EAPI void
1033 elm_fileselector_expandable_set(Evas_Object *obj,
1034                                 Eina_Bool    expand)
1035 {
1036    ELM_CHECK_WIDTYPE(obj, widtype);
1037    Widget_Data *wd;
1038
1039    wd = elm_widget_data_get(obj);
1040    if (!wd) return;
1041
1042    wd->expand = !!expand;
1043
1044    if (wd->path) _populate(obj, wd->path, NULL);
1045 }
1046
1047 EAPI Eina_Bool
1048 elm_fileselector_expandable_get(const Evas_Object *obj)
1049 {
1050    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1051    Widget_Data *wd = elm_widget_data_get(obj);
1052    if (!wd) return EINA_FALSE;
1053    return wd->expand;
1054 }
1055
1056 EAPI void
1057 elm_fileselector_path_set(Evas_Object *obj,
1058                           const char  *path)
1059 {
1060    ELM_CHECK_WIDTYPE(obj, widtype);
1061    _populate(obj, path, NULL);
1062 }
1063
1064 EAPI const char *
1065 elm_fileselector_path_get(const Evas_Object *obj)
1066 {
1067    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1068    Widget_Data *wd = elm_widget_data_get(obj);
1069    if (!wd) return NULL;
1070    return wd->path;
1071 }
1072
1073 EAPI void
1074 elm_fileselector_mode_set(Evas_Object          *obj,
1075                           Elm_Fileselector_Mode mode)
1076 {
1077    ELM_CHECK_WIDTYPE(obj, widtype);
1078
1079    Widget_Data *wd = elm_widget_data_get(obj);
1080    if (!wd) return;
1081
1082    if (mode == wd->mode) return;
1083
1084    if (mode == ELM_FILESELECTOR_LIST)
1085      {
1086         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1087                                      wd->files_list))
1088           {
1089              evas_object_show(wd->files_list);
1090              evas_object_hide(wd->files_grid);
1091           }
1092         else
1093           evas_object_hide(wd->files_list);
1094      }
1095    else
1096      {
1097         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1098                                      wd->files_grid))
1099           {
1100              evas_object_show(wd->files_grid);
1101              evas_object_hide(wd->files_list);
1102           }
1103         else
1104           evas_object_hide(wd->files_grid);
1105      }
1106
1107    wd->mode = mode;
1108
1109    _populate(obj, wd->path, NULL);
1110 }
1111
1112 EAPI Elm_Fileselector_Mode
1113 elm_fileselector_mode_get(const Evas_Object *obj)
1114 {
1115    ELM_CHECK_WIDTYPE(obj, widtype) ELM_FILESELECTOR_LAST;
1116
1117    Widget_Data *wd = elm_widget_data_get(obj);
1118    if (!wd) return ELM_FILESELECTOR_LAST;
1119
1120    return wd->mode;
1121 }
1122
1123 EAPI const char *
1124 elm_fileselector_selected_get(const Evas_Object *obj)
1125 {
1126    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1127    Widget_Data *wd = elm_widget_data_get(obj);
1128    if (!wd) return NULL;
1129
1130    if (wd->filename_entry)
1131      {
1132         const char *name;
1133         char buf[PATH_MAX];
1134         char *dir;
1135
1136         dir = wd->only_folder ? ecore_file_dir_get(wd->path) : strdup(wd->path);
1137         name = elm_entry_entry_get(wd->filename_entry);
1138         snprintf(buf, sizeof(buf), "%s/%s",
1139                  dir, name);
1140         eina_stringshare_replace(&wd->selection, buf);
1141         if (dir) free(dir);
1142         return wd->selection;
1143      }
1144
1145    if (wd->mode == ELM_FILESELECTOR_LIST)
1146      {
1147         Elm_Genlist_Item *it;
1148         it = elm_genlist_selected_item_get(wd->files_list);
1149         if (it) return elm_genlist_item_data_get(it);
1150      }
1151    else
1152      {
1153         Elm_Gengrid_Item *it;
1154         it = elm_gengrid_selected_item_get(wd->files_grid);
1155         if (it) return elm_gengrid_item_data_get(it);
1156      }
1157
1158    return wd->path;
1159 }
1160
1161 EAPI Eina_Bool
1162 elm_fileselector_selected_set(Evas_Object *obj,
1163                               const char  *path)
1164 {
1165    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1166    Widget_Data *wd = elm_widget_data_get(obj);
1167    if (!wd) return EINA_FALSE;
1168
1169    if (ecore_file_is_dir(path))
1170      _populate(obj, path, NULL);
1171    else
1172      {
1173         if (!ecore_file_exists(path))
1174           return EINA_FALSE;
1175
1176         _populate(obj, ecore_file_dir_get(path), NULL);
1177         if (wd->filename_entry)
1178           {
1179              elm_entry_entry_set(wd->filename_entry,
1180                                           ecore_file_file_get(path));
1181              eina_stringshare_replace(&wd->selection, path);
1182           }
1183      }
1184
1185    return EINA_TRUE;
1186 }
1187