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, "btn_text", 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    if (!wd) return;
  89
  90    int len = 0;
  91    const char* text = elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
  92
  93 /*
  94    if (text != NULL)
  95      {
  96         len = strlen(text);
  97         if (len == 0)
  98           {
  99              edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
 100           }
 101         else
 102           {
 103              edje_object_signal_emit(wd->base, "RESETSHOW", "PROG");
 104           }
 105      }
 106    else
 107      {
 108         edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
 109      }
 110 */
 111
 112    evas_object_smart_callback_call(data, "changed", NULL);
 113 }
 114
 115 static void _cancel_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 116 {
 117    Widget_Data *wd = elm_widget_data_get(data);
 118    if (!wd) return;
 119
 120    if (wd->cancel_btn_ani_flag == EINA_TRUE)
 121      edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 122    else
 123      edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 124
 125
 126    const char* text;
 127    text = elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 128    if (text != NULL && strlen(text) > 0)
 129      elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 130
 131    evas_object_smart_callback_call(data, "cancel,clicked", NULL);
 132 }
 133
 134 static void _signal_reset_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 135 {
 136    Widget_Data *wd = elm_widget_data_get(data);
 137    if (!wd) return;
 138    elm_entry_entry_set(elm_editfield_entry_get(wd->eb), NULL);
 139 }
 140
 141 /**
 142  * Add a new searchbar to the parent
 143  * @param parent The parent object
 144  * @return The new object or NULL if it cannot be created
 145  *
 146  * @ingroup Searchbar
 147  */
 148 EAPI Evas_Object *elm_searchbar_add(Evas_Object *parent)
 149 {
 150    Evas_Object *obj;
 151    Evas *e;
 152    Widget_Data *wd;
 153
 154    wd = ELM_NEW(Widget_Data);
 155    e = evas_object_evas_get(parent);
 156    if (e == NULL) return NULL;
 157    obj = elm_widget_add(e);
 158    if (obj == NULL) return NULL;
 159    elm_widget_type_set(obj, "searchbar");
 160    elm_widget_sub_object_add(parent, obj);
 161    elm_widget_data_set(obj, wd);
 162    elm_widget_del_hook_set(obj, _del_hook);
 163    elm_widget_theme_hook_set(obj, _theme_hook);
 164    elm_widget_can_focus_set(obj, 1 );
 165
 166    wd->base = edje_object_add(e);
 167    if (wd->base == NULL) return NULL;
 168
 169    _elm_theme_object_set(obj, wd->base, "searchbar", "base", "default");
 170
 171    //   evas_object_size_hint_weight_set(wd->base, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 172    //   evas_object_size_hint_align_set(wd->base, EVAS_HINT_FILL, EVAS_HINT_FILL);
 173
 174    // Add Entry
 175    wd->eb = elm_editfield_add(parent);
 176    elm_object_style_set(wd->eb, "searchbar");
 177    edje_object_part_swallow(wd->base, "btn_text", wd->eb);
 178 //   elm_editfield_guide_text_set(di, _("Text Input"));
 179    elm_editfield_entry_single_line_set(wd->eb, EINA_TRUE);
 180    elm_editfield_eraser_set(wd->eb, EINA_TRUE);
 181    evas_object_smart_callback_add(wd->eb, "clicked", _clicked, obj);
 182    evas_object_smart_callback_add(wd->eb, "changed", _changed, obj);
 183    elm_widget_sub_object_add(obj, wd->eb);
 184
 185    // Add Button
 186    wd->cancel_btn = elm_button_add(parent);
 187    edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
 188    elm_object_style_set(wd->cancel_btn, "custom/darkblue");
 189    elm_button_label_set(wd->cancel_btn, "Cancel");
 190    evas_object_smart_callback_add(wd->cancel_btn, "clicked", _cancel_clicked, obj);
 191    elm_widget_sub_object_add(obj, wd->cancel_btn);
 192
 193    wd->cancel_btn_ani_flag = EINA_FALSE;
 194
 195    edje_object_signal_callback_add(wd->base, "elm,action,click", "", _signal_reset_clicked, obj);
 196
 197    elm_widget_resize_object_set(obj, wd->base);
 198
 199    _sizing_eval(obj);
 200
 201    return obj;
 202 }
 203
 204 /**
 205  * get the text of entry
 206  *
 207  * @param obj The entry object
 208  * @return The title of entry
 209  *
 210  * @ingroup entry
 211  */
 212 EAPI void elm_searchbar_text_set(Evas_Object *obj, const char *entry)
 213 {
 214    Widget_Data *wd = elm_widget_data_get(obj);
 215    if (!wd) return NULL;
 216
 217    elm_entry_entry_set(elm_editfield_entry_get(wd->eb), entry);
 218 }
 219
 220 /**
 221  * get the text of entry
 222  *
 223  * @param obj The entry object
 224  * @return The title of entry
 225  *
 226  * @ingroup entry
 227  */
 228 EAPI const char* elm_searchbar_text_get(Evas_Object *obj)
 229 {
 230    Widget_Data *wd = elm_widget_data_get(obj);
 231    if (!wd) return NULL;
 232
 233    return elm_entry_entry_get(elm_editfield_entry_get(wd->eb));
 234 }
 235
 236 /**
 237  * get the pointer of entry
 238  *
 239  * @param obj The entry object
 240  * @return The title of entry
 241  *
 242  * @ingroup entry
 243  */
 244 EAPI Evas_Object *elm_searchbar_entry_get(Evas_Object *obj)
 245 {
 246    Widget_Data *wd = elm_widget_data_get(obj);
 247    if (!wd) return NULL;
 248
 249    return elm_editfield_entry_get(wd->eb);
 250 }
 251
 252 /**
 253  * get the pointer of entry
 254  *
 255  * @param obj The entry object
 256  * @return The title of entry
 257  *
 258  * @ingroup entry
 259  */
 260 EAPI void elm_searchbar_cancel_button_animation_set(Evas_Object *obj, Eina_Bool cancel_btn_ani_flag)
 261 {
 262    Widget_Data *wd = elm_widget_data_get(obj);
 263    if (!wd) return;
 264
 265    if (cancel_btn_ani_flag == EINA_TRUE)
 266      wd->cancel_btn_ani_flag = EINA_TRUE;
 267    else
 268      wd->cancel_btn_ani_flag = EINA_FALSE;
 269 }