src/lib/elc_fileselector_button.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3 #include "elm_widget_fileselector_button.h"
   4
   5 EAPI const char ELM_FILESELECTOR_BUTTON_SMART_NAME[] =
   6   "elm_fileselector_button";
   7
   8 #define DEFAULT_WINDOW_TITLE "Select a file"
   9
  10 static const char SIG_FILE_CHOSEN[] = "file,chosen";
  11 static const Evas_Smart_Cb_Description _smart_callbacks[] = {
  12    {SIG_FILE_CHOSEN, "s"},
  13    {NULL, NULL}
  14 };
  15
  16 EVAS_SMART_SUBCLASS_NEW
  17   (ELM_FILESELECTOR_BUTTON_SMART_NAME, _elm_fileselector_button,
  18   Elm_Fileselector_Button_Smart_Class, Elm_Button_Smart_Class,
  19   elm_button_smart_class_get, _smart_callbacks);
  20
  21 static Eina_Bool
  22 _elm_fileselector_button_smart_theme(Evas_Object *obj)
  23 {
  24    char buf[4096];
  25    const char *style;
  26
  27    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
  28
  29    style = eina_stringshare_add(elm_widget_style_get(obj));
  30
  31    snprintf(buf, sizeof(buf), "fileselector_button/%s", style);
  32
  33    /* file selector button's style has an extra bit */
  34    eina_stringshare_replace(&(ELM_WIDGET_DATA(sd)->style), buf);
  35
  36    if (!ELM_WIDGET_CLASS(_elm_fileselector_button_parent_sc)->theme(obj))
  37      return EINA_FALSE;
  38
  39    eina_stringshare_replace(&(ELM_WIDGET_DATA(sd)->style), style);
  40
  41    eina_stringshare_del(style);
  42
  43    return EINA_TRUE;
  44 }
  45
  46 static void
  47 _selection_done(void *data,
  48                 Evas_Object *obj __UNUSED__,
  49                 void *event_info)
  50 {
  51    Elm_Fileselector_Button_Smart_Data *sd = data;
  52    const char *file = event_info;
  53    Evas_Object *del;
  54
  55    if (file) eina_stringshare_replace(&sd->fsd.path, file);
  56
  57    del = sd->fsw;
  58    sd->fs = NULL;
  59    sd->fsw = NULL;
  60    evas_object_del(del);
  61
  62    evas_object_smart_callback_call
  63      (ELM_WIDGET_DATA(sd)->obj, SIG_FILE_CHOSEN, (void *)file);
  64 }
  65
  66 static Evas_Object *
  67 _new_window_add(Elm_Fileselector_Button_Smart_Data *sd)
  68 {
  69    Evas_Object *win, *bg;
  70
  71    win = elm_win_add(NULL, "fileselector_button", ELM_WIN_DIALOG_BASIC);
  72    elm_win_title_set(win, sd->window_title);
  73    elm_win_autodel_set(win, EINA_TRUE);
  74    evas_object_smart_callback_add(win, "delete,request", _selection_done, sd);
  75
  76    bg = elm_bg_add(win);
  77    elm_win_resize_object_add(win, bg);
  78    evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
  79    evas_object_show(bg);
  80
  81    evas_object_resize(win, sd->w, sd->h);
  82    return win;
  83 }
  84
  85 static Evas_Object *
  86 _parent_win_get(Evas_Object *obj)
  87 {
  88    while ((obj) && (strcmp(elm_widget_type_get(obj), "elm_win")))
  89      obj = elm_object_parent_widget_get(obj);
  90
  91    return obj;
  92 }
  93
  94 static void
  95 _activate(Elm_Fileselector_Button_Smart_Data *sd)
  96 {
  97    Eina_Bool is_inwin = EINA_FALSE;
  98
  99    if (sd->fs) return;
 100
 101    if (sd->inwin_mode)
 102      {
 103         sd->fsw = _parent_win_get(ELM_WIDGET_DATA(sd)->obj);
 104
 105         if (!sd->fsw)
 106           sd->fsw = _new_window_add(sd);
 107         else
 108           {
 109              sd->fsw = elm_win_inwin_add(sd->fsw);
 110              is_inwin = EINA_TRUE;
 111           }
 112      }
 113    else
 114      sd->fsw = _new_window_add(sd);
 115
 116    sd->fs = elm_fileselector_add(sd->fsw);
 117    elm_widget_mirrored_set
 118      (sd->fs, elm_widget_mirrored_get(ELM_WIDGET_DATA(sd)->obj));
 119    elm_widget_mirrored_automatic_set(sd->fs, EINA_FALSE);
 120    elm_fileselector_expandable_set(sd->fs, sd->fsd.expandable);
 121    elm_fileselector_folder_only_set(sd->fs, sd->fsd.folder_only);
 122    elm_fileselector_is_save_set(sd->fs, sd->fsd.is_save);
 123    elm_fileselector_selected_set(sd->fs, sd->fsd.path);
 124    evas_object_size_hint_weight_set
 125      (sd->fs, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 126    evas_object_size_hint_align_set(sd->fs, EVAS_HINT_FILL, EVAS_HINT_FILL);
 127    evas_object_smart_callback_add(sd->fs, "done", _selection_done, sd);
 128    evas_object_show(sd->fs);
 129
 130    if (is_inwin)
 131      {
 132         elm_win_inwin_content_set(sd->fsw, sd->fs);
 133         elm_win_inwin_activate(sd->fsw);
 134      }
 135    else
 136      {
 137         elm_win_resize_object_add(sd->fsw, sd->fs);
 138         evas_object_show(sd->fsw);
 139      }
 140 }
 141
 142 static void
 143 _button_clicked(void *data,
 144                 Evas_Object *obj __UNUSED__,
 145                 void *event_info __UNUSED__)
 146 {
 147    _activate(data);
 148 }
 149
 150 static void
 151 _elm_fileselector_button_smart_add(Evas_Object *obj)
 152 {
 153    EVAS_SMART_DATA_ALLOC(obj, Elm_Fileselector_Button_Smart_Data);
 154
 155    ELM_WIDGET_CLASS(_elm_fileselector_button_parent_sc)->base.add(obj);
 156
 157    priv->window_title = eina_stringshare_add(DEFAULT_WINDOW_TITLE);
 158    if (getenv("HOME")) priv->fsd.path = eina_stringshare_add(getenv("HOME"));
 159    else priv->fsd.path = eina_stringshare_add("/");
 160
 161    priv->fsd.expandable = _elm_config->fileselector_expand_enable;
 162    priv->inwin_mode = _elm_config->inwin_dialogs_enable;
 163    priv->w = 400;
 164    priv->h = 400;
 165
 166    elm_widget_mirrored_automatic_set(obj, EINA_FALSE);
 167
 168    evas_object_smart_callback_add(obj, "clicked", _button_clicked, priv);
 169
 170    _elm_fileselector_button_smart_theme(obj);
 171    elm_widget_can_focus_set(obj, EINA_TRUE);
 172 }
 173
 174 static void
 175 _elm_fileselector_button_smart_del(Evas_Object *obj)
 176 {
 177    Evas_Object *win;
 178
 179    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 180
 181    if (sd->window_title) eina_stringshare_del(sd->window_title);
 182    if (sd->fsd.path) eina_stringshare_del(sd->fsd.path);
 183    if (sd->fs)
 184      {
 185         win = evas_object_data_del(obj, "win");
 186         evas_object_del(win);
 187      }
 188
 189    ELM_WIDGET_CLASS(_elm_fileselector_button_parent_sc)->base.del(obj);
 190 }
 191
 192 static void
 193 _elm_fileselector_button_smart_set_user(
 194   Elm_Fileselector_Button_Smart_Class *sc)
 195 {
 196    ELM_WIDGET_CLASS(sc)->base.add = _elm_fileselector_button_smart_add;
 197    ELM_WIDGET_CLASS(sc)->base.del = _elm_fileselector_button_smart_del;
 198
 199    ELM_WIDGET_CLASS(sc)->theme = _elm_fileselector_button_smart_theme;
 200
 201    ELM_BUTTON_CLASS(sc)->admits_autorepeat = EINA_FALSE;
 202 }
 203
 204 EAPI const Elm_Fileselector_Button_Smart_Class *
 205 elm_fileselector_button_smart_class_get(void)
 206 {
 207    static Elm_Fileselector_Button_Smart_Class _sc =
 208      ELM_FILESELECTOR_BUTTON_SMART_CLASS_INIT_NAME_VERSION
 209        (ELM_FILESELECTOR_BUTTON_SMART_NAME);
 210    static const Elm_Fileselector_Button_Smart_Class *class = NULL;
 211    Evas_Smart_Class *esc = (Evas_Smart_Class *)&_sc;
 212
 213    if (class) return class;
 214
 215    _elm_fileselector_button_smart_set(&_sc);
 216    esc->callbacks = _smart_callbacks;
 217    class = &_sc;
 218
 219    return class;
 220 }
 221
 222 EAPI Evas_Object *
 223 elm_fileselector_button_add(Evas_Object *parent)
 224 {
 225    Evas_Object *obj;
 226
 227    EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
 228
 229    obj = elm_widget_add(_elm_fileselector_button_smart_class_new(), parent);
 230    if (!obj) return NULL;
 231
 232    if (!elm_widget_sub_object_add(parent, obj))
 233      ERR("could not add %p as sub object of %p", obj, parent);
 234
 235    return obj;
 236 }
 237
 238 EAPI void
 239 elm_fileselector_button_window_title_set(Evas_Object *obj,
 240                                          const char *title)
 241 {
 242    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 243    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 244
 245    eina_stringshare_replace(&sd->window_title, title);
 246
 247    if (sd->fsw) elm_win_title_set(sd->fsw, sd->window_title);
 248 }
 249
 250 EAPI const char *
 251 elm_fileselector_button_window_title_get(const Evas_Object *obj)
 252 {
 253    ELM_FILESELECTOR_BUTTON_CHECK(obj) NULL;
 254    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 255
 256    return sd->window_title;
 257 }
 258
 259 EAPI void
 260 elm_fileselector_button_window_size_set(Evas_Object *obj,
 261                                         Evas_Coord width,
 262                                         Evas_Coord height)
 263 {
 264    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 265    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 266
 267    sd->w = width;
 268    sd->h = height;
 269
 270    if (sd->fsw) evas_object_resize(sd->fsw, sd->w, sd->h);
 271 }
 272
 273 EAPI void
 274 elm_fileselector_button_window_size_get(const Evas_Object *obj,
 275                                         Evas_Coord *width,
 276                                         Evas_Coord *height)
 277 {
 278    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 279    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 280
 281    if (width) *width = sd->w;
 282    if (height) *height = sd->h;
 283 }
 284
 285 EAPI void
 286 elm_fileselector_button_path_set(Evas_Object *obj,
 287                                  const char *path)
 288 {
 289    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 290    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 291
 292    eina_stringshare_replace(&sd->fsd.path, path);
 293
 294    if (sd->fs) elm_fileselector_selected_set(sd->fs, sd->fsd.path);
 295 }
 296
 297 EAPI const char *
 298 elm_fileselector_button_path_get(const Evas_Object *obj)
 299 {
 300    ELM_FILESELECTOR_BUTTON_CHECK(obj) NULL;
 301    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 302
 303    return sd->fsd.path;
 304 }
 305
 306 EAPI void
 307 elm_fileselector_button_expandable_set(Evas_Object *obj,
 308                                        Eina_Bool value)
 309 {
 310    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 311    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 312
 313    sd->fsd.expandable = value;
 314
 315    if (sd->fs) elm_fileselector_expandable_set(sd->fs, sd->fsd.expandable);
 316 }
 317
 318 EAPI Eina_Bool
 319 elm_fileselector_button_expandable_get(const Evas_Object *obj)
 320 {
 321    ELM_FILESELECTOR_BUTTON_CHECK(obj) EINA_FALSE;
 322    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 323
 324    return sd->fsd.expandable;
 325 }
 326
 327 EAPI void
 328 elm_fileselector_button_folder_only_set(Evas_Object *obj,
 329                                         Eina_Bool value)
 330 {
 331    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 332    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 333
 334    sd->fsd.folder_only = value;
 335
 336    if (sd->fs) elm_fileselector_folder_only_set(sd->fs, sd->fsd.folder_only);
 337 }
 338
 339 EAPI Eina_Bool
 340 elm_fileselector_button_folder_only_get(const Evas_Object *obj)
 341 {
 342    ELM_FILESELECTOR_BUTTON_CHECK(obj) EINA_FALSE;
 343    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 344
 345    return sd->fsd.folder_only;
 346 }
 347
 348 EAPI void
 349 elm_fileselector_button_is_save_set(Evas_Object *obj,
 350                                     Eina_Bool value)
 351 {
 352    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 353    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 354
 355    sd->fsd.is_save = value;
 356
 357    if (sd->fs) elm_fileselector_is_save_set(sd->fs, sd->fsd.is_save);
 358 }
 359
 360 EAPI Eina_Bool
 361 elm_fileselector_button_is_save_get(const Evas_Object *obj)
 362 {
 363    ELM_FILESELECTOR_BUTTON_CHECK(obj) EINA_FALSE;
 364    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 365
 366    return sd->fsd.is_save;
 367 }
 368
 369 EAPI void
 370 elm_fileselector_button_inwin_mode_set(Evas_Object *obj,
 371                                        Eina_Bool value)
 372 {
 373    ELM_FILESELECTOR_BUTTON_CHECK(obj);
 374    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 375
 376    sd->inwin_mode = value;
 377 }
 378
 379 EAPI Eina_Bool
 380 elm_fileselector_button_inwin_mode_get(const Evas_Object *obj)
 381 {
 382    ELM_FILESELECTOR_BUTTON_CHECK(obj) EINA_FALSE;
 383    ELM_FILESELECTOR_BUTTON_DATA_GET(obj, sd);
 384
 385    return sd->inwin_mode;
 386 }