src/toolbar.c

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <Elementary.h>
  18
  19 #include "attach_panel.h"
  20 #include "attach_panel_internal.h"
  21 #include "conf.h"
  22 #include "log.h"
  23 #include "toolbar.h"
  24
  25
  26
  27 static const char *const PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST = "pdkec";
  28
  29
  30
  31 struct _event_cb {
  32         int event_type;
  33         void (*event_cb)(Evas_Object *toolbar, int event_type, void *event_info, void *user_data);
  34         void *user_data;
  35 };
  36 typedef struct _event_cb event_cb_s;
  37
  38
  39
  40 static void __resize_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
  41 {
  42         Evas_Object *toolbar = obj;
  43
  44         int x, y, w, h;
  45
  46         ret_if(!toolbar);
  47
  48         evas_object_geometry_get(toolbar, &x, &y, &w, &h);
  49         _D("toolbar resize(%d, %d, %d, %d)", x, y, w, h);
  50 }
  51
  52
  53
  54 Evas_Object *_toolbar_create(Evas_Object *ui_manager, attach_panel_h attach_panel)
  55 {
  56         Evas_Object *toolbar = NULL;
  57
  58         retv_if(!ui_manager, NULL);
  59         retv_if(!attach_panel, NULL);
  60
  61         toolbar = elm_toolbar_add(ui_manager);
  62         goto_if(!toolbar, ERROR);
  63
  64         /* This will expand the transverse(horizontal) length of items according to the length of toolbar */
  65         elm_toolbar_transverse_expanded_set(toolbar, EINA_TRUE);
  66         elm_toolbar_shrink_mode_set(toolbar, ELM_TOOLBAR_SHRINK_EXPAND);
  67         elm_toolbar_homogeneous_set(toolbar, EINA_FALSE);
  68         elm_toolbar_select_mode_set(toolbar, ELM_OBJECT_SELECT_MODE_ALWAYS);
  69         elm_object_style_set(toolbar, "light_view");
  70         elm_object_focus_set(toolbar, EINA_TRUE);
  71
  72         evas_object_show(toolbar);
  73         evas_object_data_set(toolbar, DATA_KEY_ATTACH_PANEL_INFO, attach_panel);
  74
  75         evas_object_event_callback_add(toolbar, EVAS_CALLBACK_RESIZE, __resize_cb, NULL);
  76
  77         return toolbar;
  78
  79 ERROR:
  80         _toolbar_destroy(toolbar);
  81         return NULL;
  82 }
  83
  84
  85
  86 void _toolbar_destroy(Evas_Object *toolbar)
  87 {
  88         attach_panel_h attach_panel = NULL;
  89
  90         ret_if(!toolbar);
  91
  92         attach_panel = evas_object_data_del(toolbar, DATA_KEY_ATTACH_PANEL_INFO);
  93         ret_if(!attach_panel);
  94
  95         evas_object_event_callback_del(toolbar, EVAS_CALLBACK_RESIZE, __resize_cb);
  96         evas_object_del(toolbar);
  97 }
  98
  99
 100
 101 static void __view_changed_cb(void *user_data, Evas_Object *obj, void *event_info)
 102 {
 103         Evas_Object *toolbar = obj;
 104         Evas_Object *page = user_data;
 105         Eina_List *event_cb_list = NULL;
 106         const Eina_List *l = NULL;
 107         const Eina_List *ln = NULL;
 108         event_cb_s *event_cb_info = NULL;
 109
 110         ret_if(!toolbar);
 111         ret_if(!page);
 112
 113         event_cb_list = evas_object_data_get(toolbar, PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST);
 114         ret_if(!event_cb_list);
 115
 116         EINA_LIST_FOREACH_SAFE(event_cb_list, l, ln, event_cb_info) {
 117                 if (TOOLBAR_EVENT_TYPE_CHANGE_TAB == event_cb_info->event_type) {
 118                         if (event_cb_info->event_cb) {
 119                                 event_cb_info->event_cb(toolbar, TOOLBAR_EVENT_TYPE_CHANGE_TAB, page, event_cb_info->user_data);
 120                         }
 121                 }
 122         }
 123 }
 124
 125
 126
 127 Elm_Object_Item *_toolbar_append_item(Evas_Object *toolbar, const char *tab_name, Evas_Object *page)
 128 {
 129         Elm_Object_Item *tab_item = NULL;
 130
 131         retv_if(!toolbar, NULL);
 132         retv_if(!tab_name, NULL);
 133
 134         tab_item = elm_toolbar_item_append(toolbar, NULL, tab_name, __view_changed_cb, page);
 135         elm_object_item_domain_text_translatable_set(tab_item, PACKAGE, EINA_TRUE);
 136         retv_if(!tab_item, NULL);
 137
 138         return tab_item;
 139 }
 140
 141
 142
 143 void _toolbar_remove_item(Evas_Object *toolbar, Elm_Object_Item *tabbar_item)
 144 {
 145         ret_if(!toolbar);
 146         ret_if(!tabbar_item);
 147
 148         elm_object_item_del(tabbar_item);
 149
 150         /* If the selected item is removed, we have to activate the current */
 151 }
 152
 153
 154
 155 void _toolbar_bring_in(Evas_Object *toolbar, Elm_Object_Item *tabbar_item)
 156 {
 157         Elm_Object_Item *selected_item = NULL;
 158
 159         ret_if(!toolbar);
 160         ret_if(!tabbar_item);
 161
 162         selected_item = elm_toolbar_selected_item_get(toolbar);
 163         if (selected_item && selected_item == tabbar_item) {
 164                 return;
 165         }
 166
 167         elm_toolbar_item_selected_set(tabbar_item, EINA_TRUE);
 168         elm_object_focus_set(toolbar, EINA_TRUE);
 169 }
 170
 171
 172
 173 unsigned int _toolbar_count_item(Evas_Object *toolbar)
 174 {
 175         retv_if(!toolbar, 0);
 176
 177         return elm_toolbar_items_count(toolbar);
 178 }
 179
 180
 181
 182 int _toolbar_register_event_cb(Evas_Object *toolbar, int event_type, void (*event_cb)(Evas_Object *toolbar, int event_type, void *event_info, void *user_data), void *user_data)
 183 {
 184         Eina_List *event_cb_list = NULL;
 185         event_cb_s *event_cb_info = NULL;
 186
 187         retv_if(!toolbar, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 188         retv_if(event_type <= TOOLBAR_EVENT_TYPE_INVALID, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 189         retv_if(event_type >= TOOLBAR_EVENT_TYPE_MAX, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 190         retv_if(!event_cb, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 191
 192         event_cb_info = calloc(1, sizeof(event_cb_s));
 193         retv_if(!event_cb_info, ATTACH_PANEL_ERROR_OUT_OF_MEMORY);
 194
 195         event_cb_info->event_type = event_type;
 196         event_cb_info->event_cb = event_cb;
 197         event_cb_info->user_data = user_data;
 198
 199         event_cb_list = evas_object_data_get(toolbar, PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST);
 200         event_cb_list = eina_list_append(event_cb_list, event_cb_info);
 201         evas_object_data_set(toolbar, PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST, event_cb_list);
 202
 203         return ATTACH_PANEL_ERROR_NONE;
 204 }
 205
 206
 207
 208 int _toolbar_unregister_event_cb(Evas_Object *toolbar, int event_type, void (*event_cb)(Evas_Object *toolbar, int event_type, void *event_info, void *user_data))
 209 {
 210         Eina_List *event_cb_list = NULL;
 211         const Eina_List *l = NULL;
 212         const Eina_List *ln = NULL;
 213         event_cb_s *event_cb_info = NULL;
 214
 215         retv_if(!toolbar, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 216         retv_if(event_type <= TOOLBAR_EVENT_TYPE_INVALID, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 217         retv_if(event_type >= TOOLBAR_EVENT_TYPE_MAX, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 218         retv_if(!event_cb, ATTACH_PANEL_ERROR_INVALID_PARAMETER);
 219
 220         event_cb_list = evas_object_data_get(toolbar, PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST);
 221         retv_if(!event_cb_list, ATTACH_PANEL_ERROR_NOT_INITIALIZED);
 222
 223         EINA_LIST_FOREACH_SAFE(event_cb_list, l, ln, event_cb_info) {
 224                 if (event_cb_info->event_type == event_type
 225                         && event_cb_info->event_cb == event_cb) {
 226                         event_cb_list = eina_list_remove(event_cb_list, event_cb_info);
 227                         break;
 228                 }
 229         }
 230
 231         evas_object_data_set(toolbar, PRIVATE_DATA_KEY_EVENT_CALLBACK_LIST, event_cb_list);
 232
 233         return ATTACH_PANEL_ERROR_NONE;
 234 }