src/lib/elc_fileselector_entry.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3
   4 typedef struct _Widget_Data Widget_Data;
   5
   6 struct _Widget_Data
   7 {
   8    Evas_Object *edje;
   9    Evas_Object *button;
  10    Evas_Object *entry;
  11    char *path;
  12 };
  13
  14 static const char *widtype = NULL;
  15
  16 static const char SIG_CHANGED[] = "changed";
  17 static const char SIG_ACTIVATED[] = "activated";
  18 static const char SIG_PRESS[] = "press";
  19 static const char SIG_LONGPRESSED[] = "longpressed";
  20 static const char SIG_CLICKED[] = "clicked";
  21 static const char SIG_CLICKED_DOUBLE[] = "clicked,double";
  22 static const char SIG_FOCUSED[] = "focused";
  23 static const char SIG_UNFOCUSED[] = "unfocused";
  24 static const char SIG_SELECTION_PASTE[] = "selection,paste";
  25 static const char SIG_SELECTION_COPY[] = "selection,copy";
  26 static const char SIG_SELECTION_CUT[] = "selection,cut";
  27 static const char SIG_UNPRESSED[] = "unpressed";
  28 static const char SIG_FILE_CHOSEN[] = "file,chosen";
  29 static const Evas_Smart_Cb_Description _signals[] =
  30 {
  31   {SIG_CHANGED, ""},
  32   {SIG_ACTIVATED, ""},
  33   {SIG_PRESS, ""},
  34   {SIG_LONGPRESSED, ""},
  35   {SIG_CLICKED, ""},
  36   {SIG_CLICKED_DOUBLE, ""},
  37   {SIG_FOCUSED, ""},
  38   {SIG_UNFOCUSED, ""},
  39   {SIG_SELECTION_PASTE, ""},
  40   {SIG_SELECTION_COPY, ""},
  41   {SIG_SELECTION_CUT, ""},
  42   {SIG_UNPRESSED, ""},
  43   {SIG_FILE_CHOSEN, "s"},
  44   {NULL, NULL}
  45 };
  46
  47 #define SIG_FWD(name)                                                    \
  48 static void                                                              \
  49 _##name##_fwd(void *data, Evas_Object *obj __UNUSED__, void *event_info) \
  50 {                                                                        \
  51    evas_object_smart_callback_call(data, SIG_##name, event_info);        \
  52 }
  53 SIG_FWD(CHANGED)
  54 SIG_FWD(PRESS)
  55 SIG_FWD(LONGPRESSED)
  56 SIG_FWD(CLICKED)
  57 SIG_FWD(CLICKED_DOUBLE)
  58 SIG_FWD(FOCUSED)
  59 SIG_FWD(UNFOCUSED)
  60 SIG_FWD(SELECTION_PASTE)
  61 SIG_FWD(SELECTION_COPY)
  62 SIG_FWD(SELECTION_CUT)
  63 SIG_FWD(UNPRESSED)
  64 #undef SIG_FWD
  65
  66 static void _del_pre_hook(Evas_Object *obj);
  67 static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
  68 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
  69
  70 static void
  71 _FILE_CHOSEN_fwd(void *data, Evas_Object *obj __UNUSED__, void *event_info)
  72 {
  73    Widget_Data *wd = elm_widget_data_get(data);
  74    const char *file = event_info;
  75    char *s;
  76
  77    s = elm_entry_utf8_to_markup(file);
  78    if (!s) return;
  79    elm_object_text_set(wd->entry, s);
  80    free(s);
  81    evas_object_smart_callback_call(data, SIG_FILE_CHOSEN, event_info);
  82 }
  83
  84 static void
  85 _ACTIVATED_fwd(void *data, Evas_Object *obj __UNUSED__, void *event_info)
  86 {
  87    Widget_Data *wd = elm_widget_data_get(data);
  88    const char *file = elm_object_text_get(wd->entry);
  89    elm_fileselector_button_path_set(wd->button, file);
  90    evas_object_smart_callback_call(data, SIG_ACTIVATED, event_info);
  91 }
  92
  93 static void
  94 _del_pre_hook(Evas_Object *obj)
  95 {
  96    Widget_Data *wd = elm_widget_data_get(obj);
  97    if (!wd) return;
  98    evas_object_event_callback_del_full
  99       (wd->button, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj);
 100    evas_object_event_callback_del_full
 101       (wd->entry, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj);
 102 }
 103
 104 static void
 105 _del_hook(Evas_Object *obj)
 106 {
 107    Widget_Data *wd = elm_widget_data_get(obj);
 108    if (wd->path) free(wd->path);
 109    free(wd);
 110 }
 111
 112 static void
 113 _sizing_eval(Evas_Object *obj)
 114 {
 115    Widget_Data *wd = elm_widget_data_get(obj);
 116    Evas_Coord minw = -1, minh = -1;
 117    if (!wd) return;
 118    edje_object_size_min_calc(wd->edje, &minw, &minh);
 119    evas_object_size_hint_min_set(obj, minw, minh);
 120    evas_object_size_hint_max_set(obj, -1, -1);
 121 }
 122
 123 static Eina_Bool
 124 _elm_fileselector_entry_focus_next_hook(const Evas_Object *obj, Elm_Focus_Direction dir, Evas_Object **next)
 125 {
 126    Widget_Data *wd = elm_widget_data_get(obj);
 127
 128    if (!wd)
 129      return EINA_FALSE;
 130
 131    Evas_Object *chain[2];
 132
 133    /* Direction */
 134    if (dir == ELM_FOCUS_PREVIOUS)
 135      {
 136         chain[0] = wd->button;
 137         chain[1] = wd->entry;
 138      }
 139    else if (dir == ELM_FOCUS_NEXT)
 140      {
 141         chain[0] = wd->entry;
 142         chain[1] = wd->button;
 143      }
 144    else
 145      return EINA_FALSE;
 146
 147    unsigned char i = elm_widget_focus_get(chain[1]);
 148
 149    if (elm_widget_focus_next_get(chain[i], dir, next))
 150      return EINA_TRUE;
 151
 152    i = !i;
 153
 154    Evas_Object *to_focus;
 155    if (elm_widget_focus_next_get(chain[i], dir, &to_focus))
 156      {
 157         *next = to_focus;
 158         return !!i;
 159      }
 160
 161    return EINA_FALSE;
 162 }
 163
 164 static void
 165 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
 166 {
 167    Widget_Data *wd = elm_widget_data_get(obj);
 168    if (!wd) return;
 169    elm_widget_mirrored_set(wd->button, rtl);
 170    edje_object_mirrored_set(wd->edje, rtl);
 171 }
 172
 173 static void
 174 _theme_hook(Evas_Object *obj)
 175 {
 176    Widget_Data *wd = elm_widget_data_get(obj);
 177    const char *style = elm_widget_style_get(obj);
 178    char buf[1024];
 179
 180    if (!wd) return;
 181    _elm_widget_mirrored_reload(obj);
 182    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 183
 184    _elm_theme_object_set(obj, wd->edje, "fileselector_entry", "base", style);
 185    if (elm_object_disabled_get(obj))
 186       edje_object_signal_emit(wd->edje, "elm,state,disabled", "elm");
 187
 188    if (!style) style = "default";
 189    snprintf(buf, sizeof(buf), "fileselector_entry/%s", style);
 190    elm_widget_style_set(wd->button, buf);
 191    elm_widget_style_set(wd->entry, buf);
 192
 193    edje_object_part_swallow(obj, "elm.swallow.button", wd->button);
 194    edje_object_part_swallow(obj, "elm.swallow.entry", wd->entry);
 195
 196    edje_object_message_signal_process(wd->edje);
 197    edje_object_scale_set
 198      (wd->edje, elm_widget_scale_get(obj) * _elm_config->scale);
 199    _sizing_eval(obj);
 200 }
 201
 202 static void
 203 _disable_hook(Evas_Object *obj)
 204 {
 205    Widget_Data *wd = elm_widget_data_get(obj);
 206    Eina_Bool val = elm_widget_disabled_get(obj);
 207    if (!wd) return;
 208    if (val)
 209      edje_object_signal_emit(wd->edje, "elm,state,disabled", "elm");
 210    else
 211      edje_object_signal_emit(wd->edje, "elm,state,enabled", "elm");
 212
 213    elm_widget_disabled_set(wd->button, val);
 214    elm_widget_disabled_set(wd->entry, val);
 215 }
 216
 217 static void
 218 _changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 219 {
 220    _sizing_eval(data);
 221 }
 222
 223 static void
 224 _elm_fileselector_entry_button_label_set(Evas_Object *obj, const char *item, const char *label)
 225 {
 226    ELM_CHECK_WIDTYPE(obj, widtype);
 227    Widget_Data *wd = elm_widget_data_get(obj);
 228    if (item && strcmp(item, "default")) return;
 229    if (!wd) return;
 230    elm_object_text_set(wd->button, label);
 231 }
 232
 233 static const char *
 234 _elm_fileselector_entry_button_label_get(const Evas_Object *obj, const char *item)
 235 {
 236    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 237    Widget_Data *wd = elm_widget_data_get(obj);
 238    if (item && strcmp(item, "default")) return NULL;
 239    if (!wd) return NULL;
 240    return elm_object_text_get(wd->button);
 241 }
 242
 243 static void
 244 _content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content)
 245 {
 246    ELM_CHECK_WIDTYPE(obj, widtype);
 247    Widget_Data *wd = elm_widget_data_get(obj);
 248    if (!wd) return;
 249    if (part && strcmp(part, "button icon")) return;
 250    elm_object_part_content_set(wd->button, NULL, content);
 251 }
 252
 253 static Evas_Object *
 254 _content_get_hook(const Evas_Object *obj, const char *part)
 255 {
 256    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 257    Widget_Data *wd = elm_widget_data_get(obj);
 258    if (!wd) return NULL;
 259    if (part && strcmp(part, "button icon")) return NULL;
 260    return elm_object_part_content_get(wd->button, NULL);
 261 }
 262
 263 static Evas_Object *
 264 _content_unset_hook(Evas_Object *obj, const char *part)
 265 {
 266    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 267    Widget_Data *wd = elm_widget_data_get(obj);
 268    if (!wd) return NULL;
 269    if (part && strcmp(part, "button icon")) return NULL;
 270    return elm_object_part_content_unset(wd->button, NULL);
 271 }
 272
 273 EAPI Evas_Object *
 274 elm_fileselector_entry_add(Evas_Object *parent)
 275 {
 276    Evas_Object *obj;
 277    Evas *e;
 278    Widget_Data *wd;
 279
 280    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 281
 282    ELM_SET_WIDTYPE(widtype, "fileselector_entry");
 283    elm_widget_type_set(obj, "fileselector_entry");
 284    elm_widget_sub_object_add(parent, obj);
 285    elm_widget_data_set(obj, wd);
 286    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
 287    elm_widget_del_hook_set(obj, _del_hook);
 288    elm_widget_disable_hook_set(obj, _disable_hook);
 289    elm_widget_focus_next_hook_set(obj, _elm_fileselector_entry_focus_next_hook);
 290    elm_widget_can_focus_set(obj, EINA_FALSE);
 291    elm_widget_theme_hook_set(obj, _theme_hook);
 292    elm_widget_text_set_hook_set(obj, _elm_fileselector_entry_button_label_set);
 293    elm_widget_text_get_hook_set(obj, _elm_fileselector_entry_button_label_get);
 294    elm_widget_content_set_hook_set(obj, _content_set_hook);
 295    elm_widget_content_get_hook_set(obj, _content_get_hook);
 296    elm_widget_content_unset_hook_set(obj, _content_unset_hook);
 297
 298    wd->edje = edje_object_add(e);
 299    _elm_theme_object_set(obj, wd->edje, "fileselector_entry", "base", "default");
 300    elm_widget_resize_object_set(obj, wd->edje);
 301
 302    wd->button = elm_fileselector_button_add(obj);
 303    elm_widget_mirrored_automatic_set(wd->button, EINA_FALSE);
 304    ELM_SET_WIDTYPE(widtype, "fileselector_entry");
 305    elm_widget_style_set(wd->button, "fileselector_entry/default");
 306    edje_object_part_swallow(wd->edje, "elm.swallow.button", wd->button);
 307    elm_widget_sub_object_add(obj, wd->button);
 308    evas_object_event_callback_add
 309       (wd->button, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj);
 310    elm_fileselector_button_expandable_set(wd->button,
 311                                           _elm_config->fileselector_expand_enable);
 312
 313 #define SIG_FWD(name)                                                   \
 314    evas_object_smart_callback_add(wd->button, SIG_##name, _##name##_fwd, obj)
 315    SIG_FWD(CLICKED);
 316    SIG_FWD(UNPRESSED);
 317    SIG_FWD(FILE_CHOSEN);
 318 #undef SIG_FWD
 319
 320    wd->entry = elm_entry_add(obj);
 321    elm_entry_scrollable_set(wd->entry, EINA_TRUE);
 322    elm_widget_mirrored_automatic_set(wd->entry, EINA_FALSE);
 323    elm_widget_style_set(wd->entry, "fileselector_entry/default");
 324    elm_entry_single_line_set(wd->entry, EINA_TRUE);
 325    elm_entry_editable_set(wd->entry, EINA_TRUE);
 326    edje_object_part_swallow(wd->edje, "elm.swallow.entry", wd->entry);
 327    elm_widget_sub_object_add(obj, wd->entry);
 328    evas_object_event_callback_add
 329       (wd->entry, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj);
 330
 331 #define SIG_FWD(name)                                                   \
 332    evas_object_smart_callback_add(wd->entry, SIG_##name, _##name##_fwd, obj)
 333    SIG_FWD(CHANGED);
 334    SIG_FWD(ACTIVATED);
 335    SIG_FWD(PRESS);
 336    SIG_FWD(LONGPRESSED);
 337    SIG_FWD(CLICKED);
 338    SIG_FWD(CLICKED_DOUBLE);
 339    SIG_FWD(FOCUSED);
 340    SIG_FWD(UNFOCUSED);
 341    SIG_FWD(SELECTION_PASTE);
 342    SIG_FWD(SELECTION_COPY);
 343    SIG_FWD(SELECTION_CUT);
 344 #undef SIG_FWD
 345
 346    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 347    _sizing_eval(obj);
 348
 349    // TODO: convert Elementary to subclassing of Evas_Smart_Class
 350    // TODO: and save some bytes, making descriptions per-class and not instance!
 351    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 352    return obj;
 353 }
 354
 355 EAPI void
 356 elm_fileselector_entry_selected_set(Evas_Object *obj, const char *path)
 357 {
 358    ELM_CHECK_WIDTYPE(obj, widtype);
 359    Widget_Data *wd = elm_widget_data_get(obj);
 360    if (!wd) return;
 361    elm_fileselector_button_path_set(wd->button, path);
 362 }
 363
 364 EAPI const char *
 365 elm_fileselector_entry_selected_get(const Evas_Object *obj)
 366 {
 367    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 368    Widget_Data *wd = elm_widget_data_get(obj);
 369    if (!wd) return NULL;
 370    return elm_fileselector_button_path_get(wd->button);
 371 }
 372
 373 EAPI void
 374 elm_fileselector_entry_window_title_set(Evas_Object *obj, const char *title)
 375 {
 376    ELM_CHECK_WIDTYPE(obj, widtype);
 377    Widget_Data *wd = elm_widget_data_get(obj);
 378    if (!wd) return;
 379    elm_fileselector_button_window_title_set(wd->button, title);
 380 }
 381
 382 EAPI const char *
 383 elm_fileselector_entry_window_title_get(const Evas_Object *obj)
 384 {
 385    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 386    Widget_Data *wd = elm_widget_data_get(obj);
 387    if (!wd) return NULL;
 388    return elm_fileselector_button_window_title_get(wd->button);
 389 }
 390
 391 EAPI void
 392 elm_fileselector_entry_window_size_set(Evas_Object *obj, Evas_Coord width, Evas_Coord height)
 393 {
 394    ELM_CHECK_WIDTYPE(obj, widtype);
 395    Widget_Data *wd = elm_widget_data_get(obj);
 396    if (!wd) return;
 397    elm_fileselector_button_window_size_set(wd->button, width, height);
 398 }
 399
 400 EAPI void
 401 elm_fileselector_entry_window_size_get(const Evas_Object *obj, Evas_Coord *width, Evas_Coord *height)
 402 {
 403    ELM_CHECK_WIDTYPE(obj, widtype);
 404    Widget_Data *wd = elm_widget_data_get(obj);
 405    if (!wd) return;
 406    elm_fileselector_button_window_size_get(wd->button, width, height);
 407 }
 408
 409 EAPI void
 410 elm_fileselector_entry_path_set(Evas_Object *obj, const char *path)
 411 {
 412    ELM_CHECK_WIDTYPE(obj, widtype);
 413    Widget_Data *wd = elm_widget_data_get(obj);
 414    char *s;
 415
 416    if (!wd) return;
 417    elm_fileselector_button_path_set(wd->button, path);
 418    s = elm_entry_utf8_to_markup(path);
 419    if (s)
 420      {
 421         elm_object_text_set(wd->entry, s);
 422         free(s);
 423      }
 424 }
 425
 426 EAPI const char *
 427 elm_fileselector_entry_path_get(const Evas_Object *obj)
 428 {
 429    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 430    Widget_Data *wd = elm_widget_data_get(obj);
 431
 432    if (!wd) return NULL;
 433    if (wd->path) free(wd->path);
 434    wd->path = elm_entry_markup_to_utf8(elm_object_text_get(wd->entry));
 435    return wd->path;
 436 }
 437
 438 EAPI void
 439 elm_fileselector_entry_expandable_set(Evas_Object *obj, Eina_Bool value)
 440 {
 441    ELM_CHECK_WIDTYPE(obj, widtype);
 442    Widget_Data *wd = elm_widget_data_get(obj);
 443    if (!wd) return;
 444    elm_fileselector_button_expandable_set(wd->button, value);
 445 }
 446
 447 EAPI Eina_Bool
 448 elm_fileselector_entry_expandable_get(const Evas_Object *obj)
 449 {
 450    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 451    Widget_Data *wd = elm_widget_data_get(obj);
 452    if (!wd) return EINA_FALSE;
 453    return elm_fileselector_button_expandable_get(wd->button);
 454 }
 455
 456 EAPI void
 457 elm_fileselector_entry_folder_only_set(Evas_Object *obj, Eina_Bool value)
 458 {
 459    ELM_CHECK_WIDTYPE(obj, widtype);
 460    Widget_Data *wd = elm_widget_data_get(obj);
 461    if (!wd) return;
 462    elm_fileselector_button_folder_only_set(wd->button, value);
 463 }
 464
 465 EAPI Eina_Bool
 466 elm_fileselector_entry_folder_only_get(const Evas_Object *obj)
 467 {
 468    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 469    Widget_Data *wd = elm_widget_data_get(obj);
 470    if (!wd) return EINA_FALSE;
 471    return elm_fileselector_button_folder_only_get(wd->button);
 472 }
 473
 474 EAPI void
 475 elm_fileselector_entry_is_save_set(Evas_Object *obj, Eina_Bool value)
 476 {
 477    ELM_CHECK_WIDTYPE(obj, widtype);
 478    Widget_Data *wd = elm_widget_data_get(obj);
 479    if (!wd) return;
 480    elm_fileselector_button_is_save_set(wd->button, value);
 481 }
 482
 483 EAPI Eina_Bool
 484 elm_fileselector_entry_is_save_get(const Evas_Object *obj)
 485 {
 486    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 487    Widget_Data *wd = elm_widget_data_get(obj);
 488    if (!wd) return EINA_FALSE;
 489    return elm_fileselector_button_is_save_get(wd->button);
 490 }
 491
 492 EAPI void
 493 elm_fileselector_entry_inwin_mode_set(Evas_Object *obj, Eina_Bool value)
 494 {
 495    ELM_CHECK_WIDTYPE(obj, widtype);
 496    Widget_Data *wd = elm_widget_data_get(obj);
 497    if (!wd) return;
 498    elm_fileselector_button_inwin_mode_set(wd->button, value);
 499 }
 500
 501 EAPI Eina_Bool
 502 elm_fileselector_entry_inwin_mode_get(const Evas_Object *obj)
 503 {
 504    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 505    Widget_Data *wd = elm_widget_data_get(obj);
 506    if (!wd) return EINA_FALSE;
 507    return elm_fileselector_button_inwin_mode_get(wd->button);
 508 }