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