src/lib/elm_searchbar.c

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