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 };
  22
  23 static void _del_hook(Evas_Object *obj);
  24 static void _theme_hook(Evas_Object *obj);
  25 static void _sizing_eval(Evas_Object *obj);
  26 static void _clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  27 static void _changed(void *data, Evas_Object *obj, const char *emission, const char *source);
  28 static void _cancel_clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  29 static void _signal_reset_clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  30
  31 static void _del_hook(Evas_Object *obj)
  32 {
  33    Widget_Data *wd = elm_widget_data_get(obj);
  34
  35    if (!wd) return;
  36
  37    free(wd);
  38 }
  39
  40 static void _theme_hook(Evas_Object *obj)
  41 {
  42    Widget_Data *wd = elm_widget_data_get(obj);
  43    if (!wd) return;
  44
  45    _elm_theme_object_set(obj, wd->base, "searchbar", "base", elm_widget_style_get(obj));
  46
  47    if (wd->eb)
  48      edje_object_part_swallow(wd->base, "search_textfield", wd->eb);
  49    if (wd->cancel_btn)
  50      edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
  51
  52    edje_object_signal_callback_add(wd->base, "elm,action,click", "", _signal_reset_clicked, obj);
  53
  54    edje_object_scale_set(wd->cancel_btn, elm_widget_scale_get(obj) * _elm_config->scale);
  55    _sizing_eval(obj);
  56 }
  57
  58 static void _sizing_eval(Evas_Object *obj)
  59 {
  60    Widget_Data *wd = elm_widget_data_get(obj);
  61    Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
  62
  63    if (!wd) return;
  64    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  65    edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
  66    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  67    evas_object_size_hint_min_set(obj, minw, minh);
  68    evas_object_size_hint_max_set(obj, maxw, maxh);
  69 }
  70
  71 static void _clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
  72 {
  73    Widget_Data *wd = elm_widget_data_get(data);
  74    if (!wd) return;
  75
  76    elm_entry_cursor_end_set(elm_editfield_entry_get(wd->eb));
  77    if (wd->cancel_btn_ani_flag == EINA_TRUE)
  78      edje_object_signal_emit(wd->base, "CANCELIN", "PROG");
  79    else
  80      edje_object_signal_emit(wd->base, "CANCELSHOW", "PROG");
  81
  82    evas_object_smart_callback_call(data, "clicked", NULL);
  83 }
  84
  85 static void _changed(void *data, Evas_Object *obj, const char *emission, const char *source)
  86 {
  87    Widget_Data *wd = elm_widget_data_get(data);
  88         fprintf(stderr, "##changed\n");
  89
  90    if (!wd) return;
  91
  92    int len = 0;
  93    const char* text = elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
  94
  95 /*
  96    if (text != NULL)
  97      {
  98         len = strlen(text);
  99         if (len == 0)
 100           {
 101              edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
 102           }
 103         else
 104           {
 105              edje_object_signal_emit(wd->base, "RESETSHOW", "PROG");
 106           }
 107      }
 108    else
 109      {
 110         edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
 111      }
 112 */
 113
 114    evas_object_smart_callback_call(data, "changed", NULL);
 115 }
 116
 117 static void _cancel_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 118 {
 119    Widget_Data *wd = elm_widget_data_get(data);
 120    if (!wd) return;
 121
 122    if (wd->cancel_btn_ani_flag == EINA_TRUE)
 123      edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 124    else
 125      edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 126
 127
 128    const char* text;
 129    text = elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 130    if (text != NULL && strlen(text) > 0)
 131      elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 132
 133    evas_object_smart_callback_call(data, "cancel,clicked", NULL);
 134 }
 135
 136 static void _signal_reset_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 137 {
 138    Widget_Data *wd = elm_widget_data_get(data);
 139    if (!wd) return;
 140    elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 141 }
 142
 143 /**
 144  * Add a new searchbar to the parent
 145  * @param parent The parent object
 146  * @return The new object or NULL if it cannot be created
 147  *
 148  * @ingroup Searchbar
 149  */
 150 EAPI Evas_Object *elm_searchbar_add(Evas_Object *parent)
 151 {
 152    Evas_Object *obj;
 153    Evas *e;
 154    Widget_Data *wd;
 155
 156    wd = ELM_NEW(Widget_Data);
 157    e = evas_object_evas_get(parent);
 158    if (e == NULL) return NULL;
 159    obj = elm_widget_add(e);
 160    if (obj == NULL) return NULL;
 161    elm_widget_type_set(obj, "searchbar");
 162    elm_widget_sub_object_add(parent, obj);
 163    elm_widget_data_set(obj, wd);
 164    elm_widget_del_hook_set(obj, _del_hook);
 165    elm_widget_theme_hook_set(obj, _theme_hook);
 166    elm_widget_can_focus_set(obj, 1 );
 167
 168    wd->base = edje_object_add(e);
 169    if (wd->base == NULL) return NULL;
 170
 171    _elm_theme_object_set(obj, wd->base, "searchbar", "base", "default");
 172
 173    //   evas_object_size_hint_weight_set(wd->base, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 174    //   evas_object_size_hint_align_set(wd->base, EVAS_HINT_FILL, EVAS_HINT_FILL);
 175
 176    // Add Entry
 177    wd->eb = elm_editfield_add(parent);
 178    elm_object_style_set(wd->eb, "searchbar");
 179    edje_object_part_swallow(wd->base, "search_textfield", wd->eb);
 180 //   elm_editfield_guide_text_set(wd->eb, "Search");
 181    elm_editfield_entry_single_line_set(wd->eb, EINA_TRUE);
 182    elm_editfield_eraser_set(wd->eb, EINA_TRUE);
 183    evas_object_smart_callback_add(wd->eb, "clicked", _clicked, obj);
 184    evas_object_smart_callback_add(wd->eb, "changed", _changed, obj);
 185    elm_widget_sub_object_add(obj, wd->eb);
 186
 187    // Add Button
 188    wd->cancel_btn = elm_button_add(parent);
 189    edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
 190    elm_object_style_set(wd->cancel_btn, "custom/darkblue");
 191    elm_button_label_set(wd->cancel_btn, "Cancel");
 192    evas_object_smart_callback_add(wd->cancel_btn, "clicked", _cancel_clicked, obj);
 193    elm_widget_sub_object_add(obj, wd->cancel_btn);
 194
 195    wd->cancel_btn_ani_flag = EINA_FALSE;
 196
 197    edje_object_signal_callback_add(wd->base, "elm,action,click", "", _signal_reset_clicked, obj);
 198
 199    elm_widget_resize_object_set(obj, wd->base);
 200
 201    _sizing_eval(obj);
 202
 203    return obj;
 204 }
 205
 206 /**
 207  * get the text of entry
 208  *
 209  * @param obj The entry object
 210  * @return The title of entry
 211  *
 212  * @ingroup entry
 213  */
 214 EAPI void elm_searchbar_text_set(Evas_Object *obj, const char *entry)
 215 {
 216    Widget_Data *wd = elm_widget_data_get(obj);
 217    if (!wd) return NULL;
 218
 219    elm_entry_entry_set(elm_editfield_entry_get(wd->eb), entry);
 220 }
 221
 222 /**
 223  * get the text of entry
 224  *
 225  * @param obj The entry object
 226  * @return The title of entry
 227  *
 228  * @ingroup entry
 229  */
 230 EAPI const char* elm_searchbar_text_get(Evas_Object *obj)
 231 {
 232    Widget_Data *wd = elm_widget_data_get(obj);
 233    if (!wd) return NULL;
 234
 235    return elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 236 }
 237
 238 /**
 239  * get the pointer of entry
 240  *
 241  * @param obj The entry object
 242  * @return The title of entry
 243  *
 244  * @ingroup entry
 245  */
 246 EAPI Evas_Object *elm_searchbar_entry_get(Evas_Object *obj)
 247 {
 248    Widget_Data *wd = elm_widget_data_get(obj);
 249    if (!wd) return NULL;
 250
 251    return elm_editfield_entry_get(wd->eb);
 252 }
 253
 254 /**
 255  * get the pointer of entry
 256  *
 257  * @param obj The entry object
 258  * @return The title of entry
 259  *
 260  * @ingroup entry
 261  */
 262 EAPI void elm_searchbar_cancel_button_animation_set(Evas_Object *obj, Eina_Bool cancel_btn_ani_flag)
 263 {
 264    Widget_Data *wd = elm_widget_data_get(obj);
 265    if (!wd) return;
 266
 267    if (cancel_btn_ani_flag == EINA_TRUE)
 268      wd->cancel_btn_ani_flag = EINA_TRUE;
 269    else
 270      wd->cancel_btn_ani_flag = EINA_FALSE;
 271 }