setting-accessibility/setting-accessibility-screen-reader.c

   1 /*
   2  * accessibility
   3  *
   4  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
   5  *
   6  * Contact: Tomasz Olszak <t.olszak@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include "setting-accessibility-screen-reader.h"
  23 #include "setting-accessibility-screen-reader-settings.h"
  24
  25 static void screen_reader_key_change_vconf_cb(keynode_t *node, void *user_data)
  26 {
  27         SETTING_TRACE_BEGIN;
  28         Setting_GenGroupItem_Data *screenReaderItem = user_data;
  29         SETTING_TRACE_DEBUG("check_status: %i, node->value.i: %i", screenReaderItem->chk_status, node->value.i);
  30         /* I don't know why following code does not update check box to checked/unchecked */
  31         setting_update_gl_item_chk_status(screenReaderItem, node->value.b ? 1 : 0);
  32         elm_genlist_item_update(screenReaderItem->item);
  33         SETTING_TRACE_END;
  34 }
  35
  36 static Eina_Bool __setting_accessibility_screen_reader_page_hide(void *data, Elm_Object_Item *it)
  37 {
  38         SETTING_TRACE_BEGIN;
  39         /* error check */
  40         retv_if(data == NULL, EINA_TRUE);
  41         SettingAccessibilityUG *ad = (SettingAccessibilityUG *) data;
  42         vconf_ignore_key_changed(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS, screen_reader_key_change_vconf_cb);
  43         elm_naviframe_item_pop(ad->navi_bar);
  44         SETTING_TRACE_END;
  45         return EINA_TRUE;
  46 }
  47
  48 static void setting_accessibility_main_chk_screenreader_vconf_update(int state)
  49 {
  50         vconf_set_bool(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS, state ? 1 : 0);
  51 }
  52
  53 static void setting_accessibility_main_chk_screenreader_cb(void *data,
  54                                                                                                                    Evas_Object *obj, void *event_info)
  55 {
  56         SETTING_TRACE_BEGIN;
  57         retm_if(data == NULL, "Data parameter is NULL");
  58         Setting_GenGroupItem_Data *list_item = (Setting_GenGroupItem_Data *) data;
  59         SettingAccessibilityUG *ad = list_item->userdata;
  60
  61         list_item->chk_status = elm_check_state_get(obj);   /* for genlist update status */
  62
  63         SETTING_TRACE_DEBUG("check_status: %i", list_item->chk_status);
  64         setting_accessibility_main_chk_screenreader_vconf_update(list_item->chk_status);
  65         SETTING_TRACE_END;
  66 }
  67 static void setting_accessibility_screenreader_settings_mouse_up_Gendial_list_cb(void *data,
  68                 Evas_Object *obj, void *event_info)
  69 {
  70         SETTING_TRACE_BEGIN;
  71         retm_if(data == NULL, "Invalid argument: data is NULL");
  72         retm_if(event_info == NULL, "Invalid argument: event_info is NULL");
  73         Elm_Object_Item *item = (Elm_Object_Item *) event_info;
  74         SettingAccessibilityUG *ad = (SettingAccessibilityUG *)data;
  75
  76         elm_genlist_item_selected_set(item, 0);
  77
  78         setting_accessibility_screen_reader_settings_page_create(ad);
  79
  80         SETTING_TRACE_END;
  81 }
  82
  83 static void setting_accessibility_screenreader_mouse_up_Gendial_list_cb(void *data,
  84                                                                                                                                                 Evas_Object *obj, void *event_info)
  85 {
  86         SETTING_TRACE_BEGIN;
  87         retm_if(data == NULL, "Invalid argument: data is NULL");
  88         retm_if(event_info == NULL, "Invalid argument: event_info is NULL");
  89         Elm_Object_Item *item = (Elm_Object_Item *) event_info;
  90         SettingAccessibilityUG *ad = (SettingAccessibilityUG *)data;
  91
  92         elm_genlist_item_selected_set(item, 0);
  93
  94         Setting_GenGroupItem_Data *list_item = (Setting_GenGroupItem_Data *) elm_object_item_data_get(item);
  95         setting_retm_if(data == NULL, "Data parameter is NULL");
  96         setting_update_gl_item_chk_status(list_item, list_item->chk_status ? 0 : 1);
  97         setting_accessibility_main_chk_screenreader_vconf_update(list_item->chk_status ? 1 : 0);
  98         SETTING_TRACE_END;
  99 }
 100
 101 void setting_accessibility_screen_reader_page_create(SettingAccessibilityUG *data)
 102 {
 103         SettingAccessibilityUG *ad = (SettingAccessibilityUG *) data;
 104         Evas_Object *genlist = elm_genlist_add(ad->navi_bar);
 105         retvm_if(genlist == NULL, NULL, "Cannot set genlist object as content of layout");
 106         elm_genlist_realization_mode_set(genlist, EINA_TRUE);
 107         elm_genlist_mode_set(genlist, ELM_LIST_COMPRESS);
 108         elm_object_style_set(genlist, "dialogue");
 109         elm_genlist_clear(genlist);
 110         /*elm_scroller_policy_set(genlist, ELM_SCROLLER_POLICY_OFF, ELM_SCROLLER_POLICY_AUTO); */
 111
 112
 113         Setting_GenGroupItem_Data *screenreader_checkbox =
 114                 setting_create_Gendial_field_def(genlist, &itc_1text_1icon,
 115                                                                                  setting_accessibility_screenreader_mouse_up_Gendial_list_cb,
 116                                                                                  ad, SWALLOW_Type_1ICON_1RADIO, NULL,
 117                                                                                  NULL, 1, _(DEVOPTION_STR_ACCESSIBILITY_SCREENREADER),
 118                                                                                  NULL, setting_accessibility_main_chk_screenreader_cb);
 119         screenreader_checkbox->userdata = ad;
 120         __BACK_POINTER_SET(screenreader_checkbox);
 121         int screen_reader = 0;
 122         vconf_get_bool(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS, &screen_reader);
 123         screenreader_checkbox->chk_status = screen_reader ? 1 : 0;
 124         /*---------------------------------------------------------------------------------------------- */
 125         int vconf_ret = vconf_notify_key_changed(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS,
 126                                                                                          screen_reader_key_change_vconf_cb, screenreader_checkbox);
 127         if (vconf_ret != 0) {
 128                 SETTING_TRACE("FAIL: vconf_notify_key_changed(VCONFKEY_SETAPPL_ACCESSIBILITY_TTS)");
 129                 return SETTING_RETURN_FAIL;
 130         }
 131
 132         Setting_GenGroupItem_Data *multiline_screen_reader_comment =
 133                 setting_create_Gendial_field_def(genlist, &itc_multiline_text,
 134                                                                                  NULL,
 135                                                                                  ad, SWALLOW_Type_INVALID, NULL,
 136                                                                                  NULL, 0,
 137                                                                                  _(DEVOPTION_STR_ACCESSIBILITY_SCREEN_READER_DESCRIPTION), NULL, NULL);
 138         multiline_screen_reader_comment->userdata = ad;
 139         __BACK_POINTER_SET(multiline_screen_reader_comment);
 140
 141         Setting_GenGroupItem_Data *screen_reader_settings =
 142                 setting_create_Gendial_field_def(genlist, &itc_1text,
 143                                                                                  setting_accessibility_screenreader_settings_mouse_up_Gendial_list_cb,
 144                                                                                  ad, SWALLOW_Type_INVALID, NULL,
 145                                                                                  NULL, 0,
 146                                                                                  DEVOPTION_STR_ACCESSIBILITY_SCREEN_READER_SETTINGS, NULL, NULL);
 147         screen_reader_settings->userdata = ad;
 148         __BACK_POINTER_SET(screen_reader_settings);
 149
 150         Elm_Object_Item *navi_it = elm_naviframe_item_push(ad->navi_bar, _(DEVOPTION_STR_ACCESSIBILITY_SCREENREADER), NULL, NULL, genlist, NULL);
 151         elm_object_item_domain_text_translatable_set(navi_it, SETTING_PACKAGE, EINA_TRUE);
 152
 153         elm_naviframe_item_pop_cb_set(navi_it, (Elm_Naviframe_Item_Pop_Cb)__setting_accessibility_screen_reader_page_hide, ad);
 154 }