src/lib/elm_searchbar.c

   1 /*
   2  * vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
   3  */
   4 #include <Elementary.h>
   5 #include "elm_priv.h"
   6
   7 /**
   8  * @defgroup Searchbar Searchbar
   9  * @ingroup Elementary
  10  *
  11  * This is Searchbar.
  12  * It can contain a simple entry and button object.
  13  */
  14
  15 typedef struct _Widget_Data Widget_Data;
  16
  17 struct _Widget_Data
  18 {
  19    Evas_Object *base, *ef, *cancel_btn;
  20    Eina_Bool cancel_btn_ani_flag;
  21    Eina_Bool cancel_btn_show_mode;
  22    Eina_Bool boundary_mode;
  23    Ecore_Idler *idler;
  24 };
  25
  26 static const char *widtype = NULL;
  27 static void _del_hook(Evas_Object *obj);
  28 static void _theme_hook(Evas_Object *obj);
  29 static void _on_focus_hook(void *data, Evas_Object *obj);
  30 static void _sizing_eval(Evas_Object *obj);
  31 static void _clicked(void *data, Evas_Object *obj, void *event_info);
  32 static void _changed(void *data, Evas_Object *obj, void *event_info);
  33 static void _cancel_clicked(void *data, Evas_Object *obj, void *event_info);
  34
  35 static void _del_hook(Evas_Object *obj)
  36 {
  37    Widget_Data *wd = elm_widget_data_get(obj);
  38
  39    if (!wd) return;
  40    if (wd->idler) ecore_idler_del(wd->idler);
  41
  42    free(wd);
  43 }
  44
  45 static void _theme_hook(Evas_Object *obj)
  46 {
  47    Widget_Data *wd = elm_widget_data_get(obj);
  48    char buf[4096];
  49
  50    if (!wd) return;
  51
  52    _elm_theme_object_set(obj, wd->base, "searchbar", "base", elm_widget_style_get(obj));
  53
  54    if (wd->ef)
  55      edje_object_part_swallow(wd->base, "search_textfield", wd->ef);
  56    if (wd->cancel_btn)
  57      edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
  58
  59    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
  60    elm_object_style_set(wd->ef, buf);
  61
  62    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
  63    elm_object_style_set(wd->cancel_btn, buf);
  64
  65    edje_object_scale_set(wd->cancel_btn, elm_widget_scale_get(obj) * _elm_config->scale);
  66    _sizing_eval(obj);
  67 }
  68
  69 static void
  70 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
  71 {
  72    Widget_Data *wd = elm_widget_data_get(obj);
  73    if (!wd || !wd->base)
  74       return;
  75    if (elm_widget_focus_get(obj))
  76      {
  77         /*FIXME: Sending clicked signal to focus editfield once open source is merged
  78          * remove the below call
  79          */
  80         elm_object_signal_emit(wd->ef, "clicked", "elm");
  81         if (wd->cancel_btn_show_mode)
  82           {
  83              if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELIN", "PROG");
  84              else edje_object_signal_emit(wd->base, "CANCELSHOW", "PROG");
  85           }
  86      }
  87    else
  88      {
  89         if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
  90         else edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
  91      }
  92 }
  93
  94 static void _sizing_eval(Evas_Object *obj)
  95 {
  96    Widget_Data *wd = elm_widget_data_get(obj);
  97    Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
  98
  99    if (!wd) return;
 100    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 101    edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
 102    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 103    evas_object_size_hint_min_set(obj, minw, minh);
 104    evas_object_size_hint_max_set(obj, maxw, maxh);
 105 }
 106
 107 static void _clicked(void *data, Evas_Object *obj __UNUSED__,
 108                      void *event_info __UNUSED__)
 109 {
 110    Widget_Data *wd = elm_widget_data_get(data);
 111    if (!wd) return;
 112
 113    evas_object_smart_callback_call(data, "clicked", NULL);
 114 }
 115
 116 static Eina_Bool _delay_changed(void *data)
 117 {
 118    Widget_Data *wd = elm_widget_data_get(data);
 119
 120    if (!wd) return ECORE_CALLBACK_CANCEL;
 121
 122    evas_object_smart_callback_call(data, "delay-changed", NULL);
 123    wd->idler = NULL;
 124    return ECORE_CALLBACK_CANCEL;
 125 }
 126
 127 static void _changed(void *data, Evas_Object *obj __UNUSED__,
 128                      void *event_info __UNUSED__)
 129 {
 130    Widget_Data *wd = elm_widget_data_get(data);
 131
 132    if (!wd) return;
 133    if (!wd->idler)
 134       wd->idler = ecore_idler_add(_delay_changed, data);
 135 }
 136
 137 static void _cancel_clicked(void *data, Evas_Object *obj __UNUSED__,
 138                             void *event_info __UNUSED__)
 139 {
 140    Widget_Data *wd = elm_widget_data_get(data);
 141    if (!wd) return;
 142
 143    const char* text;
 144    text = elm_entry_entry_get(elm_editfield_entry_get(wd->ef));
 145    if (text != NULL && strlen(text) > 0)
 146      elm_entry_entry_set(elm_editfield_entry_get(wd->ef), NULL);
 147    elm_object_unfocus(data);
 148    evas_object_smart_callback_call(data, "cancel,clicked", NULL);
 149 }
 150
 151 static void
 152 _basebg_clicked(void *data, Evas_Object *obj, const char *emission __UNUSED__,
 153                 const char *source)
 154 {
 155    Widget_Data *wd = elm_widget_data_get(data);
 156
 157    if (!wd) return;
 158
 159    if (!strcmp(source, "base_bg"))
 160       _clicked(data, obj, NULL);
 161 }
 162
 163 static void
 164 _searchsymbol_clicked(void *data, Evas_Object *obj __UNUSED__,
 165                       const char *emission __UNUSED__,
 166                       const char *source __UNUSED__)
 167 {
 168    Widget_Data *wd = elm_widget_data_get(data);
 169
 170    if (!wd) return;
 171    evas_object_smart_callback_call(data, "searchsymbol,clicked", NULL);
 172 }
 173
 174 /**
 175  * Add a new searchbar to the parent
 176  * @param parent The parent object
 177  * @return The new object or NULL if it cannot be created
 178  *
 179  * @ingroup Searchbar
 180  */
 181 EAPI Evas_Object *elm_searchbar_add(Evas_Object *parent)
 182 {
 183    Evas_Object *obj;
 184    Evas *e;
 185    Widget_Data *wd;
 186    char buf[4096];
 187
 188    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 189
 190    ELM_SET_WIDTYPE(widtype, "searchbar");
 191    elm_widget_type_set(obj, "searchbar");
 192    elm_widget_sub_object_add(parent, obj);
 193    elm_widget_data_set(obj, wd);
 194    elm_widget_del_hook_set(obj, _del_hook);
 195    elm_widget_theme_hook_set(obj, _theme_hook);
 196    elm_widget_on_focus_hook_set( obj, _on_focus_hook, NULL );
 197    elm_widget_can_focus_set(obj, 1 );
 198
 199    wd->base = edje_object_add(e);
 200    if (wd->base == NULL) return NULL;
 201
 202    _elm_theme_object_set(obj, wd->base, "searchbar", "base", "default");
 203
 204    // Add Entry
 205    wd->ef = elm_editfield_add(parent);
 206    elm_object_style_set(wd->ef, "searchbar/default");
 207
 208    edje_object_part_swallow(wd->base, "search_textfield", wd->ef);
 209    elm_editfield_guide_text_set(wd->ef, E_("Search"));
 210    elm_editfield_entry_single_line_set(wd->ef, EINA_TRUE);
 211    elm_editfield_eraser_set(wd->ef, EINA_TRUE);
 212    evas_object_smart_callback_add(wd->ef, "clicked", _clicked, obj);
 213    evas_object_smart_callback_add(elm_editfield_entry_get(wd->ef), "changed", _changed, obj);
 214    edje_object_signal_callback_add(wd->base, "mouse,up,1", "*", _basebg_clicked, obj);
 215    edje_object_signal_callback_add(wd->base, "elm,action,click", "", _searchsymbol_clicked, obj);
 216
 217    elm_widget_sub_object_add(obj, wd->ef);
 218
 219    // Add Button
 220    wd->cancel_btn = elm_button_add(parent);
 221    edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
 222
 223    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
 224    elm_object_style_set(wd->cancel_btn, buf);
 225
 226    elm_object_text_set(wd->cancel_btn, E_("Cancel"));
 227    evas_object_smart_callback_add(wd->cancel_btn, "clicked", _cancel_clicked, obj);
 228    elm_widget_sub_object_add(obj, wd->cancel_btn);
 229
 230    wd->cancel_btn_ani_flag = EINA_FALSE;
 231    wd->cancel_btn_show_mode = EINA_TRUE;
 232    wd->boundary_mode = EINA_TRUE;
 233
 234    elm_widget_resize_object_set(obj, wd->base);
 235
 236    _sizing_eval(obj);
 237
 238    return obj;
 239 }
 240
 241 /**
 242  * set the text of entry
 243  *
 244  * @param obj The searchbar object
 245  * @return void
 246  *
 247  * @ingroup Searchbar
 248  */
 249 EAPI void elm_searchbar_text_set(Evas_Object *obj, const char *entry)
 250 {
 251    ELM_CHECK_WIDTYPE(obj, widtype);
 252    Widget_Data *wd = elm_widget_data_get(obj);
 253    if (!wd) return;
 254
 255    elm_entry_entry_set(elm_editfield_entry_get(wd->ef), entry);
 256 }
 257
 258 /**
 259  * get the text of entry
 260  *
 261  * @param obj The searchbar object
 262  * @return string pointer of entry
 263  *
 264  * @ingroup Searchbar
 265  */
 266 EAPI const char* elm_searchbar_text_get(Evas_Object *obj)
 267 {
 268    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 269    Widget_Data *wd = elm_widget_data_get(obj);
 270    if (!wd) return NULL;
 271
 272    return elm_entry_entry_get(elm_editfield_entry_get(wd->ef));
 273 }
 274
 275 /**
 276  * get the pointer of entry
 277  *
 278  * @param obj The searchbar object
 279  * @return the entry object
 280  *
 281  * @ingroup Searchbar
 282  */
 283 EAPI Evas_Object *elm_searchbar_entry_get(Evas_Object *obj)
 284 {
 285    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 286    Widget_Data *wd = elm_widget_data_get(obj);
 287    if (!wd) return NULL;
 288
 289    return elm_editfield_entry_get(wd->ef);
 290 }
 291
 292 /**
 293  * get the pointer of editfield
 294  *
 295  * @param obj The searchbar object
 296  * @return the editfield object
 297  *
 298  * @ingroup Searchbar
 299  */
 300 EAPI Evas_Object *elm_searchbar_editfield_get(Evas_Object *obj)
 301 {
 302    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 303    Widget_Data *wd = elm_widget_data_get(obj);
 304    if (!wd || !wd->ef) return NULL;
 305
 306    return wd->ef;
 307 }
 308
 309 /**
 310  * set the cancel button animation flag
 311  *
 312  * @param obj The searchbar object
 313  * @param cancel_btn_ani_flag The flag of animating cancen button or not
 314  * @return void
 315  *
 316  * @ingroup Searchbar
 317  */
 318 EAPI void elm_searchbar_cancel_button_animation_set(Evas_Object *obj, Eina_Bool cancel_btn_ani_flag)
 319 {
 320    ELM_CHECK_WIDTYPE(obj, widtype);
 321    Widget_Data *wd = elm_widget_data_get(obj);
 322    if (!wd) return;
 323
 324    if (wd->cancel_btn_ani_flag == cancel_btn_ani_flag) return;
 325    else wd->cancel_btn_ani_flag = cancel_btn_ani_flag;
 326 }
 327
 328 /**
 329  * set the cancel button show mode
 330  *
 331  * @param obj The searchbar object
 332  * @param visible The flag of cancen button show or not
 333  * @return void
 334  *
 335  * @ingroup Searchbar
 336  */
 337 EAPI void elm_searchbar_cancel_button_set(Evas_Object *obj, Eina_Bool visible)
 338 {
 339    ELM_CHECK_WIDTYPE(obj, widtype);
 340    Widget_Data *wd = elm_widget_data_get(obj);
 341    if (!wd) return;
 342
 343    if (wd->cancel_btn_show_mode == visible) return;
 344    else wd->cancel_btn_show_mode = visible;
 345
 346    if (!visible)
 347      {
 348         if (wd->cancel_btn_ani_flag)
 349            edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 350         else
 351            edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 352      }
 353    _sizing_eval(obj);
 354 }
 355
 356 /**
 357  * clear searchbar status
 358  *
 359  * @param obj The searchbar object
 360  * @return void
 361  *
 362  * @ingroup Searchbar
 363  */
 364 EAPI void elm_searchbar_clear(Evas_Object *obj)
 365 {
 366    ELM_CHECK_WIDTYPE(obj, widtype);
 367    Widget_Data *wd = elm_widget_data_get(obj);
 368    if (!wd) return;
 369
 370    if (wd->cancel_btn_show_mode)
 371      {
 372         if (wd->cancel_btn_ani_flag)
 373            edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 374         else
 375            edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 376      }
 377 //   elm_entry_entry_set(elm_editfield_entry_get(wd->ef), NULL);
 378 }
 379
 380 /**
 381  * set the searchbar boundary rect mode(with bg rect) set
 382  *
 383  * @param obj The searchbar object
 384  * @param boundary The present flag of boundary rect or not
 385  * @return void
 386  *
 387  * @ingroup Searchbar
 388  */
 389 EAPI void elm_searchbar_boundary_rect_set(Evas_Object *obj, Eina_Bool boundary)
 390 {
 391    ELM_CHECK_WIDTYPE(obj, widtype);
 392    Widget_Data *wd = elm_widget_data_get(obj);
 393    if (!wd) return;
 394
 395    if (wd->boundary_mode == boundary) return;
 396    else wd->boundary_mode = boundary;
 397
 398    if (wd->boundary_mode)
 399      {
 400         edje_object_signal_emit(wd->base, "BDSHOW", "PROG");
 401      }
 402    else
 403      {
 404         edje_object_signal_emit(wd->base, "BDHIDE", "PROG");
 405      }
 406    _sizing_eval(obj);
 407 }