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_Object_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 } },
  83   { "default", { NULL, NULL, NULL, NULL } },
  84   { "default", { 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_Object_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_text_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_Object_Item *it = event_info;
 330    const char *path = elm_object_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_Object_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_Object_Item *it = event_info;
 349    elm_genlist_item_expanded_set(it, EINA_TRUE);
 350 }
 351
 352 static void
 353 _contract_req(void *data       __UNUSED__,
 354               Evas_Object *obj __UNUSED__,
 355               void            *event_info)
 356 {
 357    Elm_Object_Item *it = event_info;
 358    elm_genlist_item_expanded_set(it, EINA_FALSE);
 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_object_text_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_object_text_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    Elm_Object_Item *gg_it = event_info;
 423
 424    wd = elm_widget_data_get(data);
 425    if (!wd) return;
 426
 427    sd = malloc(sizeof(*sd));
 428    sd->fs = data;
 429    sd->path = wd->mode == elm_object_item_data_get(gg_it);
 430
 431    if (!sd->path)
 432      {
 433         eina_stringshare_replace(&wd->path, "");
 434         goto end;
 435      }
 436
 437    dir = wd->only_folder ? strdup(sd->path) : ecore_file_dir_get(sd->path);
 438    if (dir)
 439      {
 440         eina_stringshare_replace(&wd->path, dir);
 441         free(dir);
 442      }
 443    else
 444      {
 445         eina_stringshare_replace(&wd->path, "");
 446      }
 447
 448 end:
 449    if (wd->sel_idler)
 450      {
 451         old_sd = ecore_idler_del(wd->sel_idler);
 452         free(old_sd);
 453      }
 454    wd->sel_idler = ecore_idler_add(_sel_do, sd);
 455 }
 456
 457 static void
 458 _up(void            *data,
 459     Evas_Object *obj __UNUSED__,
 460     void *event_info __UNUSED__)
 461 {
 462    Evas_Object *fs = data;
 463    char *parent;
 464
 465    Widget_Data *wd = elm_widget_data_get(fs);
 466    if (!wd) return;
 467    parent = ecore_file_dir_get(wd->path);
 468    _populate(fs, parent, NULL);
 469    free(parent);
 470 }
 471
 472 static void
 473 _home(void            *data,
 474       Evas_Object *obj __UNUSED__,
 475       void *event_info __UNUSED__)
 476 {
 477    Evas_Object *fs = data;
 478    _populate(fs, getenv("HOME"), NULL);
 479 }
 480
 481 static void
 482 _ok(void            *data,
 483     Evas_Object *obj __UNUSED__,
 484     void *event_info __UNUSED__)
 485 {
 486    Evas_Object *fs = data;
 487    evas_object_smart_callback_call(fs, SIG_DONE,
 488                                    (void *)elm_fileselector_selected_get(fs));
 489 }
 490
 491 static void
 492 _canc(void            *data,
 493       Evas_Object *obj __UNUSED__,
 494       void *event_info __UNUSED__)
 495 {
 496    Evas_Object *fs = data;
 497    evas_object_smart_callback_call(fs, SIG_DONE, NULL);
 498 }
 499
 500 static void
 501 _anchor_clicked(void            *data,
 502                 Evas_Object *obj __UNUSED__,
 503                 void            *event_info)
 504 {
 505    Evas_Object *fs = data;
 506    Widget_Data *wd = elm_widget_data_get(fs);
 507    Elm_Entry_Anchor_Info *info = event_info;
 508    const char *p;
 509    if (!wd) return;
 510    // keep a ref to path 'couse it will be destroyed by _populate
 511    p = eina_stringshare_add(info->name);
 512    _populate(fs, p, NULL);
 513    evas_object_smart_callback_call(data, SIG_SELECTED, (void *)p);
 514    eina_stringshare_del(p);
 515 }
 516
 517 static void
 518 _do_anchors(Evas_Object *obj,
 519             const char  *path)
 520 {
 521    Widget_Data *wd = elm_widget_data_get(obj);
 522    char **tok, buf[PATH_MAX * 3];
 523    int i, j;
 524    if (!wd) return;
 525    buf[0] = '\0';
 526    tok = eina_str_split(path, "/", 0);
 527    eina_strlcat(buf, "<a href=/>root</a>", sizeof(buf));
 528    for (i = 0; tok[i]; i++)
 529      {
 530         if ((!tok[i]) || (!tok[i][0])) continue;
 531         eina_strlcat(buf, wd->path_separator, sizeof(buf));
 532         eina_strlcat(buf, "<a href=", sizeof(buf));
 533         for (j = 0; j <= i; j++)
 534           {
 535              if (strlen(tok[j]) < 1) continue;
 536              eina_strlcat(buf, "/", sizeof(buf));
 537              eina_strlcat(buf, tok[j], sizeof(buf));
 538           }
 539         eina_strlcat(buf, ">", sizeof(buf));
 540         eina_strlcat(buf, tok[i], sizeof(buf));
 541         eina_strlcat(buf, "</a>", sizeof(buf));
 542      }
 543    free(tok[0]);
 544    free(tok);
 545
 546    elm_object_text_set(wd->path_entry, buf);
 547 }
 548
 549 #ifdef HAVE_EIO
 550 static Eina_Bool
 551 _filter_cb(void *data __UNUSED__, Eio_File *handler, const Eina_File_Direct_Info *info)
 552 {
 553    const char *filename;
 554
 555    if (info->path[info->name_start] == '.')
 556      return EINA_FALSE;
 557
 558    filename = eina_stringshare_add(info->path);
 559    eio_file_associate_direct_add(handler, "filename", filename, EINA_FREE_CB(eina_stringshare_del));
 560
 561    if (info->type == EINA_FILE_DIR)
 562      {
 563         eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_DIRECTORY], NULL);
 564         eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_DIRECTORY], NULL);
 565      }
 566    else
 567      {
 568         if (evas_object_image_extension_can_load_get(info->path + info->name_start))
 569           {
 570              eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_FILE_IMAGE], NULL);
 571              eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_FILE_IMAGE], NULL);
 572           }
 573         else
 574           {
 575              eio_file_associate_direct_add(handler, "type/grid", &grid_itc[ELM_FILE_UNKNOW], NULL);
 576              eio_file_associate_direct_add(handler, "type/list", &list_itc[ELM_FILE_UNKNOW], NULL);
 577           }
 578      }
 579
 580    return EINA_TRUE;
 581 }
 582
 583 static int
 584 _file_grid_cmp(const void *a, const void *b)
 585 {
 586    const Elm_Object_Item *ga = a;
 587    const Elm_Object_Item *gb = b;
 588    const Elm_Gengrid_Item_Class *ca = elm_gengrid_item_item_class_get(ga);
 589    const Elm_Gengrid_Item_Class *cb = elm_gengrid_item_item_class_get(gb);
 590
 591    if (ca == &grid_itc[ELM_DIRECTORY])
 592      {
 593         if (cb != &grid_itc[ELM_DIRECTORY])
 594           return -1;
 595      }
 596    else if (cb == &grid_itc[ELM_DIRECTORY])
 597      {
 598         return 1;
 599      }
 600
 601    return strcoll(elm_object_item_data_get(ga), elm_object_item_data_get(gb));
 602 }
 603
 604 static int
 605 _file_list_cmp(const void *a, const void *b)
 606 {
 607    const Elm_Object_Item *la = a;
 608    const Elm_Object_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    else if (cb == &list_itc[ELM_DIRECTORY])
 618      {
 619         return 1;
 620      }
 621
 622    return strcoll(elm_object_item_data_get(la), elm_object_item_data_get(lb));
 623 }
 624
 625 static void
 626 _signal_first(Widget_Request *wr)
 627 {
 628    if (!wr->first) return ;
 629    evas_object_smart_callback_call(wr->obj, SIG_DIRECTORY_OPEN, (void *)wr->path);
 630    if (!wr->parent)
 631      {
 632         elm_genlist_clear(wr->wd->files_list);
 633         elm_gengrid_clear(wr->wd->files_grid);
 634         eina_stringshare_replace(&wr->wd->path, wr->path);
 635         _do_anchors(wr->obj, wr->path);
 636      }
 637
 638    if (wr->wd->filename_entry) elm_object_text_set(wr->wd->filename_entry, "");
 639
 640    wr->first = EINA_FALSE;
 641 }
 642
 643 static void
 644 _main_cb(void *data, Eio_File *handler, const Eina_File_Direct_Info *info __UNUSED__)
 645 {
 646    Widget_Request *wr = data;
 647
 648    if (eio_file_check(handler))
 649      return ;
 650    if (!wr->wd->files_list || !wr->wd->files_grid || wr->wd->current != handler)
 651      {
 652         eio_file_cancel(handler);
 653         return ;
 654      }
 655
 656    _signal_first(wr);
 657
 658    if (wr->wd->mode == ELM_FILESELECTOR_LIST)
 659      {
 660         Eina_Bool is_dir = (eio_file_associate_find(handler, "type/list") == &list_itc[ELM_DIRECTORY]);
 661
 662         elm_genlist_item_direct_sorted_insert(wr->wd->files_list, eio_file_associate_find(handler, "type/list"),
 663                                               eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 664                                               wr->parent, wr->wd->expand && is_dir ? ELM_GENLIST_ITEM_SUBITEMS : ELM_GENLIST_ITEM_NONE,
 665                                               _file_list_cmp, NULL, NULL);
 666      }
 667    else if (wr->wd->mode == ELM_FILESELECTOR_GRID)
 668      elm_gengrid_item_direct_sorted_insert(wr->wd->files_grid, eio_file_associate_find(handler, "type/grid"),
 669                                            eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 670                                            _file_grid_cmp, NULL, NULL);
 671 }
 672
 673 static void
 674 _widget_request_cleanup(Widget_Request *wr)
 675 {
 676    EINA_REFCOUNT_UNREF(wr->wd)
 677      _widget_data_free(wr->wd);
 678
 679    eina_stringshare_del(wr->path);
 680    free(wr);
 681 }
 682
 683 static void
 684 _done_cb(void *data, Eio_File *handler __UNUSED__)
 685 {
 686    Widget_Request *wr = data;
 687
 688    _signal_first(wr);
 689
 690    wr->wd->current = NULL;
 691    _widget_request_cleanup(wr);
 692 }
 693
 694 static void
 695 _error_cb(void *data, Eio_File *handler, int error __UNUSED__)
 696 {
 697    Widget_Request *wr = data;
 698
 699    if (wr->wd->current == handler)
 700      wr->wd->current = NULL;
 701    _widget_request_cleanup(wr);
 702 }
 703
 704 #endif
 705
 706 static void
 707 _populate(Evas_Object      *obj,
 708           const char       *path,
 709           Elm_Object_Item  *parent)
 710 {
 711    Widget_Data *wd = elm_widget_data_get(obj);
 712 #ifdef HAVE_EIO
 713    Widget_Request *wr;
 714 #else
 715    Eina_File_Direct_Info *file;
 716    Eina_Iterator *it;
 717    const char *real;
 718    Eina_List *files = NULL, *dirs = NULL;
 719 #endif
 720
 721    if (!wd) return;
 722 #ifndef HAVE_EIO
 723    if (!ecore_file_is_dir(path)) return ;
 724    it = eina_file_stat_ls(path);
 725    if (!it) return ;
 726    evas_object_smart_callback_call(obj, SIG_DIRECTORY_OPEN, (void *)path);
 727    if (!parent)
 728      {
 729         elm_genlist_clear(wd->files_list);
 730         elm_gengrid_clear(wd->files_grid);
 731         eina_stringshare_replace(&wd->path, path);
 732         _do_anchors(obj, path);
 733      }
 734
 735    if (wd->filename_entry) elm_object_text_set(wd->filename_entry, "");
 736    EINA_ITERATOR_FOREACH(it, file)
 737      {
 738         const char *filename;
 739
 740         if (file->path[file->name_start] == '.')
 741           continue ;
 742
 743         filename = eina_stringshare_add(file->path);
 744         if (file->type == EINA_FILE_DIR)
 745           dirs = eina_list_append(dirs, filename);
 746         else if (!wd->only_folder)
 747           files = eina_list_append(files, filename);
 748      }
 749    eina_iterator_free(it);
 750
 751    files = eina_list_sort(files, eina_list_count(files),
 752                           EINA_COMPARE_CB(strcoll));
 753    dirs = eina_list_sort(dirs, eina_list_count(dirs), EINA_COMPARE_CB(strcoll));
 754    EINA_LIST_FREE(dirs, real)
 755      {
 756         if (wd->mode == ELM_FILESELECTOR_LIST)
 757           elm_genlist_item_append(wd->files_list, &list_itc[ELM_DIRECTORY],
 758                                   real, /* item data */
 759                                   parent,
 760                                   wd->expand ? ELM_GENLIST_ITEM_SUBITEMS :
 761                                   ELM_GENLIST_ITEM_NONE,
 762                                   NULL, NULL);
 763         else if (wd->mode == ELM_FILESELECTOR_GRID)
 764           elm_gengrid_item_append(wd->files_grid, &grid_itc[ELM_DIRECTORY],
 765                                   real, /* item data */
 766                                   NULL, NULL);
 767      }
 768
 769    EINA_LIST_FREE(files, real)
 770      {
 771         Elm_Fileselector_Type type = evas_object_image_extension_can_load_fast_get(real) ?
 772           ELM_FILE_IMAGE : ELM_FILE_UNKNOW;
 773
 774         if (wd->mode == ELM_FILESELECTOR_LIST)
 775           elm_genlist_item_append(wd->files_list, &list_itc[type],
 776                                   real, /* item data */
 777                                   parent, ELM_GENLIST_ITEM_NONE,
 778                                   NULL, NULL);
 779         else if (wd->mode == ELM_FILESELECTOR_GRID)
 780           elm_gengrid_item_append(wd->files_grid, &grid_itc[type],
 781                                   real, /* item data */
 782                                   NULL, NULL);
 783      }
 784 #else
 785    if (wd->expand && wd->current) return ;
 786    if (wd->current)
 787      eio_file_cancel(wd->current);
 788    wr = malloc(sizeof (Widget_Request));
 789    if (!wr) return ;
 790    wr->wd = wd;
 791    EINA_REFCOUNT_REF(wr->wd);
 792    wr->parent = parent; /* FIXME: should we refcount the parent ? */
 793    wr->obj = obj;
 794    wr->path = eina_stringshare_add(path);
 795    wr->first = EINA_TRUE;
 796
 797    wd->current = eio_file_stat_ls(path,
 798                                   _filter_cb,
 799                                   _main_cb,
 800                                   _done_cb,
 801                                   _error_cb,
 802                                   wr);
 803 #endif
 804 }
 805
 806 /***  API  ***/
 807
 808 EAPI Evas_Object *
 809 elm_fileselector_add(Evas_Object *parent)
 810 {
 811    Evas *e;
 812    Evas_Object *obj, *ic, *bt, *li, *en, *grid;
 813    Widget_Data *wd;
 814    unsigned int i;
 815    int s;
 816
 817    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 818
 819    EINA_REFCOUNT_INIT(wd);
 820
 821    ELM_SET_WIDTYPE(widtype, "fileselector");
 822    elm_widget_type_set(obj, "fileselector");
 823    elm_widget_sub_object_add(parent, obj);
 824    elm_widget_data_set(obj, wd);
 825    elm_widget_del_hook_set(obj, _del_hook);
 826    elm_widget_theme_hook_set(obj, _theme_hook);
 827    elm_widget_can_focus_set(obj, EINA_FALSE);
 828
 829    wd->expand = !!_elm_config->fileselector_expand_enable;
 830
 831    wd->edje = edje_object_add(e);
 832    _elm_theme_object_set(obj, wd->edje, "fileselector", "base", "default");
 833    elm_widget_resize_object_set(obj, wd->edje);
 834
 835    // up btn
 836    ic = elm_icon_add(parent);
 837    elm_icon_standard_set(ic, "arrow_up");
 838    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 839    bt = elm_button_add(parent);
 840    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 841    elm_object_part_content_set(bt, "icon", ic);
 842    elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Up"));
 843    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 844
 845    evas_object_smart_callback_add(bt, "clicked", _up, obj);
 846
 847    elm_widget_sub_object_add(obj, bt);
 848    wd->up_button = bt;
 849
 850    // home btn
 851    ic = elm_icon_add(parent);
 852    elm_icon_standard_set(ic, "home");
 853    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 854    bt = elm_button_add(parent);
 855    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 856    elm_object_part_content_set(bt, "icon", ic);
 857    elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Home"));
 858    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 859
 860    evas_object_smart_callback_add(bt, "clicked", _home, obj);
 861
 862    elm_widget_sub_object_add(obj, bt);
 863    wd->home_button = bt;
 864
 865    list_itc[ELM_DIRECTORY].func.content_get = grid_itc[ELM_DIRECTORY].func.content_get = _itc_icon_folder_get;
 866    list_itc[ELM_FILE_IMAGE].func.content_get = grid_itc[ELM_FILE_IMAGE].func.content_get = _itc_icon_image_get;
 867    list_itc[ELM_FILE_UNKNOW].func.content_get = grid_itc[ELM_FILE_UNKNOW].func.content_get = _itc_icon_file_get;
 868
 869    for (i = 0; i < ELM_FILE_LAST; ++i)
 870      {
 871         list_itc[i].func.text_get = grid_itc[i].func.text_get = _itc_text_get;
 872         list_itc[i].func.state_get = grid_itc[i].func.state_get = _itc_state_get;
 873         list_itc[i].func.del = grid_itc[i].func.del = _itc_del;
 874      }
 875
 876    li = elm_genlist_add(parent);
 877    elm_widget_mirrored_automatic_set(li, EINA_FALSE);
 878    evas_object_size_hint_align_set(li, EVAS_HINT_FILL, EVAS_HINT_FILL);
 879    evas_object_size_hint_weight_set(li, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 880    evas_object_size_hint_min_set(li, 100, 100);
 881
 882    grid = elm_gengrid_add(parent);
 883    elm_widget_mirrored_automatic_set(grid, EINA_FALSE);
 884    evas_object_size_hint_align_set(grid, EVAS_HINT_FILL, EVAS_HINT_FILL);
 885    evas_object_size_hint_weight_set(grid, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 886
 887    s = elm_finger_size_get() * 2;
 888    elm_gengrid_item_size_set(grid, s, s);
 889    elm_gengrid_align_set(grid, 0.0, 0.0);
 890
 891    evas_object_smart_callback_add(li, "selected", _sel, obj);
 892    evas_object_smart_callback_add(li, "expand,request", _expand_req, obj);
 893    evas_object_smart_callback_add(li, "contract,request", _contract_req, obj);
 894    evas_object_smart_callback_add(li, "expanded", _expand_done, obj);
 895    evas_object_smart_callback_add(li, "contracted", _contract_done, obj);
 896
 897    evas_object_smart_callback_add(grid, "selected", _sel, obj);
 898
 899    elm_widget_sub_object_add(obj, li);
 900    elm_widget_sub_object_add(obj, grid);
 901    wd->files_list = li;
 902    wd->files_grid = grid;
 903
 904    // path entry
 905    en = elm_entry_add(parent);
 906    elm_entry_scrollable_set(en, EINA_TRUE);
 907    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 908    elm_entry_editable_set(en, EINA_FALSE);
 909    elm_entry_single_line_set(en, EINA_TRUE);
 910    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 911    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 912    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 913
 914    evas_object_smart_callback_add(en, "anchor,clicked", _anchor_clicked, obj);
 915
 916    elm_widget_sub_object_add(obj, en);
 917    wd->path_entry = en;
 918
 919    // filename entry
 920    en = elm_entry_add(parent);
 921    elm_entry_scrollable_set(en, EINA_TRUE);
 922    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 923    elm_entry_editable_set(en, EINA_TRUE);
 924    elm_entry_single_line_set(en, EINA_TRUE);
 925    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 926    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 927    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 928
 929    elm_widget_sub_object_add(obj, en);
 930    wd->filename_entry = en;
 931
 932    elm_fileselector_buttons_ok_cancel_set(obj, EINA_TRUE);
 933    elm_fileselector_is_save_set(obj, EINA_FALSE);
 934
 935    _theme_hook(obj);
 936
 937    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 938    return obj;
 939 }
 940
 941 EAPI void
 942 elm_fileselector_is_save_set(Evas_Object *obj,
 943                              Eina_Bool    is_save)
 944 {
 945    ELM_CHECK_WIDTYPE(obj, widtype);
 946    Widget_Data *wd = elm_widget_data_get(obj);
 947    if (!wd) return;
 948
 949    elm_object_disabled_set(wd->filename_entry, !is_save);
 950
 951    if (is_save)
 952      edje_object_signal_emit(wd->edje, "elm,state,save,on", "elm");
 953    else
 954      edje_object_signal_emit(wd->edje, "elm,state,save,off", "elm");
 955 }
 956
 957 EAPI Eina_Bool
 958 elm_fileselector_is_save_get(const Evas_Object *obj)
 959 {
 960    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 961    Widget_Data *wd = elm_widget_data_get(obj);
 962    if (!wd) return EINA_FALSE;
 963    return elm_object_disabled_get(wd->filename_entry);
 964 }
 965
 966 EAPI void
 967 elm_fileselector_folder_only_set(Evas_Object *obj,
 968                                  Eina_Bool    only)
 969 {
 970    ELM_CHECK_WIDTYPE(obj, widtype);
 971    Widget_Data *wd = elm_widget_data_get(obj);
 972    if (!wd) return;
 973    if (wd->only_folder == only) return;
 974    wd->only_folder = !!only;
 975    if (wd->path) _populate(obj, wd->path, NULL);
 976 }
 977
 978 EAPI Eina_Bool
 979 elm_fileselector_folder_only_get(const Evas_Object *obj)
 980 {
 981    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 982    Widget_Data *wd = elm_widget_data_get(obj);
 983    if (!wd) return EINA_FALSE;
 984    return wd->only_folder;
 985 }
 986
 987 EAPI void
 988 elm_fileselector_buttons_ok_cancel_set(Evas_Object *obj,
 989                                        Eina_Bool    visible)
 990 {
 991    ELM_CHECK_WIDTYPE(obj, widtype);
 992    Widget_Data *wd = elm_widget_data_get(obj);
 993    Evas_Object *bt;
 994    if (!wd) return;
 995
 996    if (visible)
 997      {
 998         // cancel btn
 999         bt = elm_button_add(obj);
1000         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
1001         elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Cancel"));
1002
1003         evas_object_smart_callback_add(bt, "clicked", _canc, obj);
1004
1005         elm_widget_sub_object_add(obj, bt);
1006         wd->cancel_button = bt;
1007
1008         // ok btn
1009         bt = elm_button_add(obj);
1010         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
1011         elm_object_domain_translatable_text_set(bt, PACKAGE, N_("OK"));
1012
1013         evas_object_smart_callback_add(bt, "clicked", _ok, obj);
1014
1015         elm_widget_sub_object_add(obj, bt);
1016         wd->ok_button = bt;
1017
1018         _theme_hook(obj);
1019      }
1020    else
1021      {
1022         evas_object_del(wd->cancel_button);
1023         wd->cancel_button = NULL;
1024         evas_object_del(wd->ok_button);
1025         wd->ok_button = NULL;
1026      }
1027 }
1028
1029 EAPI Eina_Bool
1030 elm_fileselector_buttons_ok_cancel_get(const Evas_Object *obj)
1031 {
1032    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1033    Widget_Data *wd = elm_widget_data_get(obj);
1034    if (!wd) return EINA_FALSE;
1035    return wd->ok_button ? EINA_TRUE : EINA_FALSE;
1036 }
1037
1038 EAPI void
1039 elm_fileselector_expandable_set(Evas_Object *obj,
1040                                 Eina_Bool    expand)
1041 {
1042    ELM_CHECK_WIDTYPE(obj, widtype);
1043    Widget_Data *wd;
1044
1045    wd = elm_widget_data_get(obj);
1046    if (!wd) return;
1047
1048    wd->expand = !!expand;
1049
1050    if (wd->path) _populate(obj, wd->path, NULL);
1051 }
1052
1053 EAPI Eina_Bool
1054 elm_fileselector_expandable_get(const Evas_Object *obj)
1055 {
1056    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1057    Widget_Data *wd = elm_widget_data_get(obj);
1058    if (!wd) return EINA_FALSE;
1059    return wd->expand;
1060 }
1061
1062 EAPI void
1063 elm_fileselector_path_set(Evas_Object *obj,
1064                           const char  *path)
1065 {
1066    ELM_CHECK_WIDTYPE(obj, widtype);
1067    _populate(obj, path, NULL);
1068 }
1069
1070 EAPI const char *
1071 elm_fileselector_path_get(const Evas_Object *obj)
1072 {
1073    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1074    Widget_Data *wd = elm_widget_data_get(obj);
1075    if (!wd) return NULL;
1076    return wd->path;
1077 }
1078
1079 EAPI void
1080 elm_fileselector_mode_set(Evas_Object          *obj,
1081                           Elm_Fileselector_Mode mode)
1082 {
1083    ELM_CHECK_WIDTYPE(obj, widtype);
1084
1085    Widget_Data *wd = elm_widget_data_get(obj);
1086    if (!wd) return;
1087
1088    if (mode == wd->mode) return;
1089
1090    if (mode == ELM_FILESELECTOR_LIST)
1091      {
1092         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1093                                      wd->files_list))
1094           {
1095              evas_object_show(wd->files_list);
1096              evas_object_hide(wd->files_grid);
1097           }
1098         else
1099           evas_object_hide(wd->files_list);
1100      }
1101    else
1102      {
1103         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1104                                      wd->files_grid))
1105           {
1106              evas_object_show(wd->files_grid);
1107              evas_object_hide(wd->files_list);
1108           }
1109         else
1110           evas_object_hide(wd->files_grid);
1111      }
1112
1113    wd->mode = mode;
1114
1115    _populate(obj, wd->path, NULL);
1116 }
1117
1118 EAPI Elm_Fileselector_Mode
1119 elm_fileselector_mode_get(const Evas_Object *obj)
1120 {
1121    ELM_CHECK_WIDTYPE(obj, widtype) ELM_FILESELECTOR_LAST;
1122
1123    Widget_Data *wd = elm_widget_data_get(obj);
1124    if (!wd) return ELM_FILESELECTOR_LAST;
1125
1126    return wd->mode;
1127 }
1128
1129 EAPI const char *
1130 elm_fileselector_selected_get(const Evas_Object *obj)
1131 {
1132    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1133    Widget_Data *wd = elm_widget_data_get(obj);
1134    if (!wd) return NULL;
1135
1136    if (wd->filename_entry)
1137      {
1138         const char *name;
1139         char buf[PATH_MAX];
1140         char *dir;
1141
1142         dir = wd->only_folder ? ecore_file_dir_get(wd->path) : strdup(wd->path);
1143         name = elm_object_text_get(wd->filename_entry);
1144         snprintf(buf, sizeof(buf), "%s/%s",
1145                  dir, name);
1146         if (wd->only_folder && !ecore_file_is_dir(buf))
1147           eina_stringshare_replace(&wd->selection, ecore_file_dir_get(buf));
1148         else
1149           eina_stringshare_replace(&wd->selection, buf);
1150         if (dir) free(dir);
1151         return wd->selection;
1152      }
1153
1154    if (wd->mode == ELM_FILESELECTOR_LIST)
1155      {
1156         Elm_Object_Item *gg_it = elm_genlist_selected_item_get(wd->files_list);
1157         if (gg_it) return elm_object_item_data_get(gg_it);
1158      }
1159    else
1160      {
1161         Elm_Object_Item *gg_it = elm_gengrid_selected_item_get(wd->files_grid);
1162         if (gg_it) return elm_object_item_data_get(gg_it);
1163      }
1164
1165    return wd->path;
1166 }
1167
1168 EAPI Eina_Bool
1169 elm_fileselector_selected_set(Evas_Object *obj,
1170                               const char  *path)
1171 {
1172    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1173    Widget_Data *wd = elm_widget_data_get(obj);
1174    if (!wd) return EINA_FALSE;
1175
1176    if (ecore_file_is_dir(path))
1177      _populate(obj, path, NULL);
1178    else
1179      {
1180         if (!ecore_file_exists(path))
1181           return EINA_FALSE;
1182
1183         _populate(obj, ecore_file_dir_get(path), NULL);
1184         if (wd->filename_entry)
1185           {
1186              elm_object_text_set(wd->filename_entry,
1187                                           ecore_file_file_get(path));
1188              eina_stringshare_replace(&wd->selection, path);
1189           }
1190      }
1191
1192    return EINA_TRUE;
1193 }
1194