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, *eb, *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 void _del_hook(Evas_Object *obj);
  27 static void _theme_hook(Evas_Object *obj);
  28 static void _on_focus_hook(void *data, Evas_Object *obj);
  29 static void _sizing_eval(Evas_Object *obj);
  30 static void _clicked(void *data, Evas_Object *obj, void *event_info);
  31 static void _changed(void *data, Evas_Object *obj, void *event_info);
  32 static void _cancel_clicked(void *data, Evas_Object *obj, void *event_info);
  33
  34 static void _del_hook(Evas_Object *obj)
  35 {
  36    Widget_Data *wd = elm_widget_data_get(obj);
  37
  38    if (!wd) return;
  39    if (wd->idler) ecore_idler_del(wd->idler);
  40
  41    free(wd);
  42 }
  43
  44 static void _theme_hook(Evas_Object *obj)
  45 {
  46    Widget_Data *wd = elm_widget_data_get(obj);
  47    char buf[4096];
  48
  49    if (!wd) return;
  50
  51    _elm_theme_object_set(obj, wd->base, "searchbar", "base", elm_widget_style_get(obj));
  52
  53    if (wd->eb)
  54      edje_object_part_swallow(wd->base, "search_textfield", wd->eb);
  55    if (wd->cancel_btn)
  56      edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
  57
  58    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
  59    elm_object_style_set(wd->eb, buf);
  60
  61    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
  62    elm_object_style_set(wd->cancel_btn, buf);
  63
  64    edje_object_scale_set(wd->cancel_btn, elm_widget_scale_get(obj) * _elm_config->scale);
  65    _sizing_eval(obj);
  66 }
  67
  68 static void
  69 _on_focus_hook(void *data, Evas_Object *obj)
  70 {
  71    Widget_Data *wd = elm_widget_data_get(obj);
  72    if (!wd || !wd->base)
  73       return;
  74
  75    if (elm_widget_focus_get(obj) && wd->cancel_btn_show_mode)
  76      {
  77         if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELIN", "PROG");
  78         else edje_object_signal_emit(wd->base, "CANCELSHOW", "PROG");
  79      }
  80    else
  81      {
  82         if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
  83         else edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
  84      }
  85 }
  86
  87 static void _sizing_eval(Evas_Object *obj)
  88 {
  89    Widget_Data *wd = elm_widget_data_get(obj);
  90    Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
  91
  92    if (!wd) return;
  93    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  94    edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
  95    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  96    evas_object_size_hint_min_set(obj, minw, minh);
  97    evas_object_size_hint_max_set(obj, maxw, maxh);
  98 }
  99
 100 static void _clicked(void *data, Evas_Object *obj, void *event_info)
 101 {
 102    Widget_Data *wd = elm_widget_data_get(data);
 103    if (!wd) return;
 104
 105    if (wd->cancel_btn_show_mode)
 106      {
 107         if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELIN", "PROG");
 108         else edje_object_signal_emit(wd->base, "CANCELSHOW", "PROG");
 109      }
 110
 111    evas_object_smart_callback_call(data, "clicked", NULL);
 112 }
 113
 114 static Eina_Bool _delay_changed(void *data)
 115 {
 116    Widget_Data *wd = elm_widget_data_get(data);
 117
 118    if (!wd) return;
 119    evas_object_smart_callback_call(data, "delay-changed", NULL);
 120    wd->idler = NULL;
 121    return ECORE_CALLBACK_CANCEL;
 122 }
 123
 124 static void _changed(void *data, Evas_Object *obj, void *event_info)
 125 {
 126    Widget_Data *wd = elm_widget_data_get(data);
 127
 128    if (!wd) return;
 129    if (!wd->idler)
 130       wd->idler = ecore_idler_add(_delay_changed, data);
 131 }
 132
 133 static void _cancel_clicked(void *data, Evas_Object *obj, void *event_info)
 134 {
 135    Widget_Data *wd = elm_widget_data_get(data);
 136    if (!wd) return;
 137
 138    if (wd->cancel_btn_show_mode)
 139      {
 140         if (wd->cancel_btn_ani_flag) edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 141         else edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 142      }
 143
 144    const char* text;
 145    text = elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 146    if (text != NULL && strlen(text) > 0) elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 147
 148    evas_object_smart_callback_call(data, "cancel,clicked", NULL);
 149    elm_object_unfocus(data);
 150 }
 151
 152 static void
 153 _basebg_clicked(void *data, Evas_Object *obj, const char *emission, 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, const char *emission, const char *source)
 165 {
 166    Widget_Data *wd = elm_widget_data_get(data);
 167
 168    if (!wd) return;
 169    evas_object_smart_callback_call(data, "searchsymbol,clicked", NULL);
 170 }
 171
 172 /**
 173  * Add a new searchbar to the parent
 174  * @param parent The parent object
 175  * @return The new object or NULL if it cannot be created
 176  *
 177  * @ingroup Searchbar
 178  */
 179 EAPI Evas_Object *elm_searchbar_add(Evas_Object *parent)
 180 {
 181    Evas_Object *obj;
 182    Evas *e;
 183    Widget_Data *wd;
 184    char buf[4096];
 185
 186    wd = ELM_NEW(Widget_Data);
 187    e = evas_object_evas_get(parent);
 188    if (e == NULL) return NULL;
 189    obj = elm_widget_add(e);
 190    if (obj == NULL) return NULL;
 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->eb = elm_editfield_add(parent);
 206    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
 207    elm_object_style_set(wd->eb, buf);
 208
 209    edje_object_part_swallow(wd->base, "search_textfield", wd->eb);
 210 //   elm_editfield_guide_text_set(wd->eb, "Search");
 211    elm_editfield_entry_single_line_set(wd->eb, EINA_TRUE);
 212    elm_editfield_eraser_set(wd->eb, EINA_TRUE);
 213    evas_object_smart_callback_add(wd->eb, "clicked", _clicked, obj);
 214    evas_object_smart_callback_add(elm_editfield_entry_get(wd->eb), "changed", _changed, obj);
 215    edje_object_signal_callback_add(wd->base, "mouse,up,1", "*", _basebg_clicked, obj);
 216    edje_object_signal_callback_add(wd->base, "elm,action,click", "", _searchsymbol_clicked, obj);
 217
 218    elm_widget_sub_object_add(obj, wd->eb);
 219
 220    // Add Button
 221    wd->cancel_btn = elm_button_add(parent);
 222    edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
 223
 224    snprintf(buf, sizeof(buf), "searchbar/%s", elm_widget_style_get(obj));
 225    elm_object_style_set(wd->cancel_btn, buf);
 226
 227    elm_button_label_set(wd->cancel_btn, "Cancel");
 228    evas_object_smart_callback_add(wd->cancel_btn, "clicked", _cancel_clicked, obj);
 229    elm_widget_sub_object_add(obj, wd->cancel_btn);
 230
 231    wd->cancel_btn_ani_flag = EINA_FALSE;
 232    wd->cancel_btn_show_mode = EINA_TRUE;
 233    wd->boundary_mode = EINA_TRUE;
 234
 235    elm_widget_resize_object_set(obj, wd->base);
 236
 237    _sizing_eval(obj);
 238
 239    return obj;
 240 }
 241
 242 /**
 243  * set the text of entry
 244  *
 245  * @param obj The searchbar object
 246  * @return void
 247  *
 248  * @ingroup Searchbar
 249  */
 250 EAPI void elm_searchbar_text_set(Evas_Object *obj, const char *entry)
 251 {
 252    Widget_Data *wd = elm_widget_data_get(obj);
 253    if (!wd) return;
 254
 255    elm_entry_entry_set(elm_editfield_entry_get(wd->eb), 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    Widget_Data *wd = elm_widget_data_get(obj);
 269    if (!wd) return NULL;
 270
 271    return elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 272 }
 273
 274 /**
 275  * get the pointer of entry
 276  *
 277  * @param obj The searchbar object
 278  * @return the entry object
 279  *
 280  * @ingroup Searchbar
 281  */
 282 EAPI Evas_Object *elm_searchbar_entry_get(Evas_Object *obj)
 283 {
 284    Widget_Data *wd = elm_widget_data_get(obj);
 285    if (!wd) return NULL;
 286
 287    return elm_editfield_entry_get(wd->eb);
 288 }
 289
 290 /**
 291  * set the cancel button animation flag
 292  *
 293  * @param obj The searchbar object
 294  * @param cancel_btn_ani_flag The flag of animating cancen button or not
 295  * @return void
 296  *
 297  * @ingroup Searchbar
 298  */
 299 EAPI void elm_searchbar_cancel_button_animation_set(Evas_Object *obj, Eina_Bool cancel_btn_ani_flag)
 300 {
 301    Widget_Data *wd = elm_widget_data_get(obj);
 302    if (!wd) return;
 303
 304    if (wd->cancel_btn_ani_flag == cancel_btn_ani_flag) return;
 305    else wd->cancel_btn_ani_flag = cancel_btn_ani_flag;
 306 }
 307
 308 /**
 309  * set the cancel button show mode
 310  *
 311  * @param obj The searchbar object
 312  * @param visible The flag of cancen button show or not
 313  * @return void
 314  *
 315  * @ingroup Searchbar
 316  */
 317 EAPI void elm_searchbar_cancel_button_set(Evas_Object *obj, Eina_Bool visible)
 318 {
 319    Widget_Data *wd = elm_widget_data_get(obj);
 320    if (!wd) return;
 321
 322    if (wd->cancel_btn_show_mode == visible) return;
 323    else wd->cancel_btn_show_mode = visible;
 324
 325    if (!visible)
 326      {
 327         if (wd->cancel_btn_ani_flag)
 328            edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 329         else
 330            edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 331      }
 332    _sizing_eval(obj);
 333 }
 334
 335 /**
 336  * clear searchbar status
 337  *
 338  * @param obj The searchbar object
 339  * @return void
 340  *
 341  * @ingroup Searchbar
 342  */
 343 EAPI void elm_searchbar_clear(Evas_Object *obj)
 344 {
 345    Widget_Data *wd = elm_widget_data_get(obj);
 346    if (!wd) return;
 347
 348    if (wd->cancel_btn_show_mode)
 349      {
 350         if (wd->cancel_btn_ani_flag)
 351            edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 352         else
 353            edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 354      }
 355 //   elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 356 }
 357
 358 /**
 359  * set the searchbar boundary rect mode(with bg rect) set
 360  *
 361  * @param obj The searchbar object
 362  * @param boundary The present flag of boundary rect or not
 363  * @return void
 364  *
 365  * @ingroup Searchbar
 366  */
 367 EAPI void elm_searchbar_boundary_rect_set(Evas_Object *obj, Eina_Bool boundary)
 368 {
 369    Widget_Data *wd = elm_widget_data_get(obj);
 370    if (!wd) return;
 371
 372    if (wd->boundary_mode == boundary) return;
 373    else wd->boundary_mode = boundary;
 374
 375    if (wd->boundary_mode)
 376      {
 377         edje_object_signal_emit(wd->base, "BDSHOW", "PROG");
 378      }
 379    else
 380      {
 381         edje_object_signal_emit(wd->base, "BDHIDE", "PROG");
 382      }
 383    _sizing_eval(obj);
 384 }