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