src/lib/elm_searchbar.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3
   4 /**
   5  * @defgroup Searchbar Searchbar
   6  * @ingroup Elementary
   7  *
   8  * This is Searchbar.
   9  * It can contain a simple entry and button object.
  10  */
  11
  12 typedef struct _Widget_Data Widget_Data;
  13
  14 struct _Widget_Data
  15 {
  16         Evas_Object *base, *eb, *cancel_btn;
  17         Eina_Bool cancel_btn_ani_flag;
  18 };
  19
  20 static void _del_hook(Evas_Object *obj);
  21 static void _theme_hook(Evas_Object *obj);
  22 static void _sizing_eval(Evas_Object *obj);
  23 static void _clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  24 static void _changed(void *data, Evas_Object *obj, const char *emission, const char *source);
  25 static void _cancel_clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  26 static void _signal_reset_clicked(void *data, Evas_Object *obj, const char *emission, const char *source);
  27
  28 static void _del_hook(Evas_Object *obj)
  29 {
  30         Widget_Data *wd = elm_widget_data_get(obj);
  31
  32         if (!wd) return;
  33
  34         free(wd);
  35 }
  36
  37 static void _theme_hook(Evas_Object *obj)
  38 {
  39         Widget_Data *wd = elm_widget_data_get(obj);
  40         if (!wd) return;
  41
  42         _elm_theme_object_set(obj, wd->base, "searchbar", "base", elm_widget_style_get(obj));
  43
  44         if (wd->eb)
  45                 edje_object_part_swallow(wd->base, "btn_text", wd->eb);
  46         if (wd->cancel_btn)
  47                 edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
  48
  49         edje_object_signal_callback_add(wd->base, "elm,action,click", "", _signal_reset_clicked, obj);
  50
  51         edje_object_scale_set(wd->cancel_btn, elm_widget_scale_get(obj) * _elm_config->scale);
  52         _sizing_eval(obj);
  53 }
  54
  55 static void _sizing_eval(Evas_Object *obj)
  56 {
  57         Widget_Data *wd = elm_widget_data_get(obj);
  58         Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
  59
  60         if (!wd) return;
  61         elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  62         edje_object_size_min_restricted_calc(wd->base, &minw, &minh, minw, minh);
  63         elm_coords_finger_size_adjust(1, &minw, 1, &minh);
  64         evas_object_size_hint_min_set(obj, minw, minh);
  65         evas_object_size_hint_max_set(obj, maxw, maxh);
  66 }
  67
  68 static void _clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
  69 {
  70         Widget_Data *wd = elm_widget_data_get(data);
  71         if (!wd) return;
  72
  73         elm_entry_cursor_end_set(wd->eb);
  74         if (wd->cancel_btn_ani_flag == EINA_TRUE)
  75                 edje_object_signal_emit(wd->base, "CANCELIN", "PROG");
  76         else
  77                 edje_object_signal_emit(wd->base, "CANCELSHOW", "PROG");
  78
  79         evas_object_smart_callback_call(data, "clicked", NULL);
  80 }
  81
  82 static void _changed(void *data, Evas_Object *obj, const char *emission, const char *source)
  83 {
  84         Widget_Data *wd = elm_widget_data_get(data);
  85         if (!wd) return;
  86
  87         int len = 0;
  88         const char* text = elm_entry_entry_get(wd->eb);
  89
  90         if (text != NULL)
  91         {
  92                 len = strlen(text);
  93                 if (len == 0) {
  94                         edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
  95                 } else {
  96                         edje_object_signal_emit(wd->base, "RESETSHOW", "PROG");
  97                 }
  98         }
  99         else
 100         {
 101                 edje_object_signal_emit(wd->base, "RESETHIDE", "PROG");
 102         }
 103
 104         evas_object_smart_callback_call(data, "changed", NULL);
 105 }
 106
 107 static void _cancel_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 108 {
 109         Widget_Data *wd = elm_widget_data_get(data);
 110         if (!wd) return;
 111
 112         if (wd->cancel_btn_ani_flag == EINA_TRUE)
 113                 edje_object_signal_emit(wd->base, "CANCELOUT", "PROG");
 114         else
 115                 edje_object_signal_emit(wd->base, "CANCELHIDE", "PROG");
 116
 117
 118         const char* text;
 119         text = elm_entry_entry_get(wd->eb);
 120         if (text != NULL && strlen(text) > 0)
 121                 elm_entry_entry_set(wd->eb, NULL);
 122
 123         evas_object_smart_callback_call(data, "cancel,clicked", NULL);
 124 }
 125
 126 static void _signal_reset_clicked(void *data, Evas_Object *obj, const char *emission, const char *source)
 127 {
 128         Widget_Data *wd = elm_widget_data_get(data);
 129         if (!wd) return;
 130         elm_entry_entry_set(wd->eb, NULL);
 131 }
 132
 133 /**
 134  * Add a new searchbar to the parent
 135  * @param parent The parent object
 136  * @return The new object or NULL if it cannot be created
 137  *
 138  * @ingroup Searchbar
 139  */
 140 EAPI Evas_Object *elm_searchbar_add(Evas_Object *parent)
 141 {
 142
 143         Evas_Object *obj;
 144         Evas *e;
 145         Widget_Data *wd;
 146
 147         wd = ELM_NEW(Widget_Data);
 148         e = evas_object_evas_get(parent);
 149         if (e == NULL) return NULL;
 150         obj = elm_widget_add(e);
 151         if (obj == NULL) return NULL;
 152         elm_widget_type_set(obj, "searchbar");
 153         elm_widget_sub_object_add(parent, obj);
 154         elm_widget_data_set(obj, wd);
 155         elm_widget_del_hook_set(obj, _del_hook);
 156         elm_widget_theme_hook_set(obj, _theme_hook);
 157         elm_widget_can_focus_set(obj, 1 );
 158
 159         wd->base = edje_object_add(e);
 160         if (wd->base == NULL) return NULL;
 161
 162         _elm_theme_object_set(obj, wd->base, "searchbar", "base", "default");
 163
 164 //      evas_object_size_hint_weight_set(wd->base, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 165 //      evas_object_size_hint_align_set(wd->base, EVAS_HINT_FILL, EVAS_HINT_FILL);
 166
 167         // Add Entry
 168         wd->eb = elm_entry_add(parent);
 169         edje_object_part_swallow(wd->base, "btn_text", wd->eb);
 170 //      elm_object_style_set(wd->eb, "search_input");
 171         elm_entry_single_line_set(wd->eb, EINA_TRUE);
 172         evas_object_smart_callback_add(wd->eb, "clicked", _clicked, obj);
 173         evas_object_smart_callback_add(wd->eb, "changed", _changed, obj);
 174         elm_widget_sub_object_add(obj, wd->eb);
 175
 176         // Add Button
 177         wd->cancel_btn = elm_button_add(parent);
 178         edje_object_part_swallow(wd->base, "button_cancel", wd->cancel_btn);
 179         elm_object_style_set(wd->cancel_btn, "custom/darkblue");
 180         elm_button_label_set(wd->cancel_btn, "Cancel");
 181         evas_object_smart_callback_add(wd->cancel_btn, "clicked", _cancel_clicked, obj);
 182         elm_widget_sub_object_add(obj, wd->cancel_btn);
 183
 184         wd->cancel_btn_ani_flag = EINA_FALSE;
 185
 186         edje_object_signal_callback_add(wd->base, "elm,action,click", "", _signal_reset_clicked, obj);
 187
 188         elm_widget_resize_object_set(obj, wd->base);
 189
 190         _sizing_eval(obj);
 191
 192         return obj;
 193 }
 194
 195 /**
 196  * get the text of entry
 197  *
 198  * @param obj The entry object
 199  * @return The title of entry
 200  *
 201  * @ingroup entry
 202  */
 203 EAPI void elm_searchbar_text_set(Evas_Object *obj, const char *entry)
 204 {
 205    Widget_Data *wd = elm_widget_data_get(obj);
 206    if (!wd) return NULL;
 207
 208    elm_entry_entry_set(wd->eb, entry);
 209 }
 210
 211 /**
 212  * get the text of entry
 213  *
 214  * @param obj The entry object
 215  * @return The title of entry
 216  *
 217  * @ingroup entry
 218  */
 219 EAPI const char* elm_searchbar_text_get(Evas_Object *obj)
 220 {
 221    Widget_Data *wd = elm_widget_data_get(obj);
 222    if (!wd) return NULL;
 223
 224    return elm_entry_entry_get(wd->eb);
 225 }
 226
 227 /**
 228  * get the pointer of entry
 229  *
 230  * @param obj The entry object
 231  * @return The title of entry
 232  *
 233  * @ingroup entry
 234  */
 235 EAPI Evas_Object *elm_searchbar_entry_get(Evas_Object *obj)
 236 {
 237    Widget_Data *wd = elm_widget_data_get(obj);
 238    if (!wd) return NULL;
 239
 240    return wd->eb;
 241 }
 242
 243 /**
 244  * get the pointer of entry
 245  *
 246  * @param obj The entry object
 247  * @return The title of entry
 248  *
 249  * @ingroup entry
 250  */
 251 EAPI void elm_searchbar_cancel_button_animation_set(Evas_Object *obj, Eina_Bool cancel_btn_ani_flag)
 252 {
 253         Widget_Data *wd = elm_widget_data_get(obj);
 254         if (!wd) return;
 255
 256         if (cancel_btn_ani_flag == EINA_TRUE)
 257                 wd->cancel_btn_ani_flag = EINA_TRUE;
 258         else
 259                 wd->cancel_btn_ani_flag = EINA_FALSE;
 260
 261 }