fix crash issue for authentication popup
[framework/osp/web.git] / src / controls / FWebCtrl_WebImpl.cpp
index 0e4e6f4..4e0d109 100755 (executable)
@@ -75,7 +75,6 @@
 #include <FIo_NormalFile.h>
 #include <FSys_SettingInfoImpl.h>
 #include <FSys_SystemResource.h>
-#include <FSys_VibratorImpl.h>
 #include <FUi_Control.h>
 #include <FUi_CoordinateSystemUtils.h>
 #include <FUi_EcoreEvasMgr.h>
@@ -148,7 +147,7 @@ static const int MAX_TEXT_MATCH = pow(2, 31) - 1;
 
 static const int PORTRAIT_KEYPAD_HEIGHT = 444;
 static const int LANDSCAPE_KEYPAD_HEIGHT = 316;
-static const int DEFAULT_LIST_ITEM_COUNT = 4;
+static const int DEFAULT_LIST_ITEM_COUNT = 5;
 
 
 Eina_Bool
@@ -380,6 +379,25 @@ CATCH:
 }
 
 
+Eina_Bool
+_WebImpl::OnBeforeUnloadConfirmRequested(Evas_Object* pView, const char* pMessage, void* pUserData)
+{
+       _WebImpl* pWebImpl = reinterpret_cast< _WebImpl* >(pUserData);
+       SysAssertf(pWebImpl, "Failed to request");
+       result r = E_SUCCESS;
+
+       String msg(pMessage);
+
+       r = pWebImpl->ShowUserConfirmPopupAsync(USER_BEFORE_UNLOAD_CONFIRM, pView, msg);
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+       return EINA_TRUE;
+
+CATCH:
+       ewk_view_javascript_confirm_reply(pView, EINA_FALSE);
+       return EINA_TRUE;
+}
+
+
 void
 OnCertificateRequested(void* pUserData, Evas_Object* pView, void* pEventInfo)
 {
@@ -509,14 +527,22 @@ OnApplicationCachePermissionRequested(Evas_Object* pView, Ewk_Security_Origin* p
        _SystemResource* pSysResource = _SystemResource::GetInstance();
        SysAssertf(pSysResource != null, "Failed to get _SystemResource instance");
 
-       const char* pHostName = ewk_security_origin_host_get(pSecOrigin);
-       String msg;
-       result r = msg.Format(256, pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_REQUESTING_PERMISSION_TO_STORE_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(), _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")), pHostName);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       result r = E_SUCCESS;
 
-       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_APP_CACHE, pView, msg);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       String message(L"");
+       r = message.Format(512, 
+               pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_REQUESTING_PERMISSION_TO_STORE_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(),
+               _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")),
+               ewk_security_origin_host_get(pSecOrigin));
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 
+       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_APP_CACHE, pView, message);
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+
+       return EINA_TRUE;
+
+CATCH:
+       ewk_view_application_cache_permission_reply(pView, EINA_FALSE);
        return EINA_TRUE;
 }
 
@@ -530,14 +556,22 @@ OnIndexedDatabaseQuotaExceeded(Evas_Object* pView, Ewk_Security_Origin* pSecOrig
        _SystemResource* pSysResource = _SystemResource::GetInstance();
        SysAssertf(pSysResource != null, "Failed to get _SystemResource instance");
 
-       const char* pHostName = ewk_security_origin_host_get(pSecOrigin);
-       String msg;
-       result r = msg.Format(512, pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(), _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")), pHostName);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       result r = E_SUCCESS;
 
-       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_INDEXED_DB_QUOTA_EXCEDED, pView, msg);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       String message(L"");
+       r = message.Format(512, 
+               pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(),
+               _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")),
+               ewk_security_origin_host_get(pSecOrigin));
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+
+       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_INDEXED_DB_QUOTA_EXCEDED, pView, message);
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+
+       return EINA_TRUE;
 
+CATCH:
+       ewk_view_exceeded_indexed_database_quota_reply(pView, EINA_FALSE);
        return EINA_TRUE;
 }
 
@@ -551,19 +585,28 @@ OnDatabaseQuotaExceeded(Evas_Object* pView, Ewk_Security_Origin* pSecOrigin, con
        _SystemResource* pSysResource = _SystemResource::GetInstance();
        SysAssertf(pSysResource != null, "Failed to get _SystemResource instance");
 
-       const char* pHostName = ewk_security_origin_host_get(pSecOrigin);
-       String msg;
-       result r = msg.Format(512, pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(), _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")), pHostName);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       result r = E_SUCCESS;
 
-       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_DB_QUOTA_EXCEDED, pView, msg);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       String message(L"");
+       r = message.Format(512, 
+               pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(),
+               _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")),
+               ewk_security_origin_host_get(pSecOrigin));
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 
+       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_DB_QUOTA_EXCEDED, pView, message);
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+
+       return EINA_TRUE;
+
+CATCH:
+       ewk_view_exceeded_database_quota_reply(pView, EINA_FALSE);
        return EINA_TRUE;
 }
 
 
-Eina_Bool OnLocalFileSystemQuotaExceeded(Evas_Object* pView, Ewk_Security_Origin* pSecOrigin,  long long currentQuota, void* pUserData)
+Eina_Bool
+OnLocalFileSystemQuotaExceeded(Evas_Object* pView, Ewk_Security_Origin* pSecOrigin,  long long currentQuota, void* pUserData)
 {
        _WebImpl* pImpl = reinterpret_cast< _WebImpl* >(pUserData);
        SysAssertf(pImpl , "Failed to request");
@@ -571,15 +614,23 @@ Eina_Bool OnLocalFileSystemQuotaExceeded(Evas_Object* pView, Ewk_Security_Origin
        _SystemResource* pSysResource = _SystemResource::GetInstance();
        SysAssertf(pSysResource != null, "Failed to get _SystemResource instance");
 
-       const char* pHostName = ewk_security_origin_host_get(pSecOrigin);
-       String msg;
-       result r = msg.Format(512, pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(), _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")), pHostName);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       result r = E_SUCCESS;
 
-       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_LOCAL_FS_QUOTA_EXCEDED, pView, msg);
-       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, EINA_FALSE, r, "[%s] Propagating.", GetErrorMessage(r));
+       String message(L"");
+       r = message.Format(512, 
+               pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_TPLATFORM_BODY_P1SS_HP2SS_IS_ATTEMPTING_TO_STORE_A_LARGE_AMOUNT_OF_DATA_ON_YOUR_DEVICE_FOR_OFFLINE_USE").GetPointer(),
+               _StringConverter::CopyToCharArrayN(pSysResource->GetString(_RESOURCE_DOMAIN_ID_OSP, "IDS_BR_BODY_THIS_WEBPAGE")),
+               ewk_security_origin_host_get(pSecOrigin));
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+
+       r = pImpl->ShowUserConfirmPopup(USER_CONFIRM_LOCAL_FS_QUOTA_EXCEDED, pView, message);
+       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 
        return EINA_TRUE;
+
+CATCH:
+       ewk_view_exceeded_local_file_system_quota_reply(pView, EINA_FALSE);
+       return EINA_TRUE;
 }
 
 
@@ -826,16 +877,12 @@ void
 OnFullScreenEntered(void* pUserData, Evas_Object* pView, void* pEventInfo)
 {
        _WebImpl* pImpl = reinterpret_cast<_WebImpl*>(pUserData);
-       bool* pIsHandleNeeded = reinterpret_cast< bool* >(pEventInfo);
        SysAssertf(pImpl, "Failed to request");
 
        _Web* pWebCore = dynamic_cast< _Web* >(&(pImpl->GetCore()));
        SysAssertf(pWebCore, "Failed to get Web core object");
 
-       if (pIsHandleNeeded && *pIsHandleNeeded)
-       {
-               pWebCore->SetFullScreenEntered(true);
-       }
+       pWebCore->SetFullScreenEntered(true);
 }
 
 
@@ -1112,7 +1159,6 @@ OnWebDataReceived(void* pUserData, Evas_Object* pView, void* pEventInfo)
                if (code >= REDIRECTION_HEADER_GROUP && code < REDIRECTION_HEADER_GROUP + 100)
                {
                        pImpl->SetRedirectRequested(true);
-                       mime = L"";
                }
 
                ILoadingListener* pLoadingListener = pImpl->GetLoadingListener();
@@ -1133,7 +1179,7 @@ OnWebDataReceived(void* pUserData, Evas_Object* pView, void* pEventInfo)
                                        SysSecureLog(NID_WEB_CTRL, "The current value of key is %ls, value is %ls", key.GetPointer(), value.GetPointer());
 
                                        r = httpHeader.AddField(key, value);
-                                       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
+                                       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, eina_iterator_free(iterator), r, "[%s] Propagating.", GetErrorMessage(r));
                                }
 
                                eina_iterator_free(iterator);
@@ -1663,6 +1709,8 @@ OnWebKeypadStateChanged(void* pUserData, Evas_Object* pView, void* pEventInfo)
                if (pFormImpl)
                {
                        pFormImpl->DeflateClientRectHeight(pXformer->TransformVertical(rect.height));
+
+                       pFormImpl->Invalidate(false);
                }
 
                if (pImpl->GetWebKeypadEventListener())
@@ -1731,6 +1779,8 @@ OnWebKeypadClosed(void* pUserData, Evas_Object* pView, void* pEventInfo)
        {
                pFormImpl->DeflateClientRectHeight(0);
 
+               pFormImpl->Invalidate(false);
+
                if (pFormImpl->HasFooter())
                {
                        pFormImpl->GetCore().SetKeypadShowState(false);
@@ -2209,6 +2259,7 @@ _WebImpl::_WebImpl(Web* pWeb, Tizen::Ui::_Control* pCore)
        , __pNotificationConfirmPopup(null)
        , __pScriptAlertConfirmPopup(null)
        , __pScriptConfirmPopup(null)
+       , __pBeforeUnloadConfirmPopup(null)
        , __pAppCacheConfirmPopup(null)
        , __pDbQuotaConfirmPopup(null)
        , __pLocalFsQuotaConfirmPopup(null)
@@ -2238,15 +2289,12 @@ _WebImpl::_WebImpl(Web* pWeb, Tizen::Ui::_Control* pCore)
 _WebImpl::~_WebImpl()
 {
        _WebManager* pWebManager = _WebManager::GetInstance();
-       SysTryCatch(NID_WEB_CTRL, pWebManager, , E_OUT_OF_MEMORY, "[%s] Memory allocation failed.", GetErrorMessage(E_OUT_OF_MEMORY));
-
+       SysTryCatch(NID_WEB_CTRL, pWebManager, , E_SYSTEM, "[%s] Failed to get the _ControlManager instance.", GetErrorMessage(E_SYSTEM));
        pWebManager->RemoveWeb(reinterpret_cast< int >(this));
-       pWebManager->RemoveActiveWeb(this);
 
 CATCH:
        _SettingInfoImpl::RemoveSettingEventListener(*this);
        RemoveEventListenerCallback();
-       ClearCertificateDb();
 }
 
 
@@ -2436,10 +2484,16 @@ CATCH:
 result
 _WebImpl::LoadUrl(const String& url) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        std::unique_ptr<char[]> pUrl(_StringConverter::CopyToCharArrayN(url));
        SysTryReturn(NID_WEB_CTRL, pUrl.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 
-       ewk_view_url_set(__pWebCore->GetWebNativeNode(), pUrl.get());
+       ewk_view_url_set(pWebview, pUrl.get());
 
        return E_SUCCESS;
 }
@@ -2448,12 +2502,18 @@ _WebImpl::LoadUrl(const String& url) const
 result 
 _WebImpl::LoadUrl(const String& url, const HttpHeader& header)
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        std::unique_ptr<char[]> pUrl(_StringConverter::CopyToCharArrayN(url));
        SysTryReturn(NID_WEB_CTRL, pUrl.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 
        Eina_Hash* pHttpHeader = ConvertToSlpHeaderN(header);
 
-       ewk_view_url_request_set(__pWebCore->GetWebNativeNode(), pUrl.get(), EWK_HTTP_METHOD_GET, pHttpHeader, null);
+       ewk_view_url_request_set(pWebview, pUrl.get(), EWK_HTTP_METHOD_GET, pHttpHeader, null);
 
        eina_hash_free(pHttpHeader);
 
@@ -2464,12 +2524,18 @@ _WebImpl::LoadUrl(const String& url, const HttpHeader& header)
 result
 _WebImpl::LoadUrlWithPostRequest(const String& url, const HttpHeader& header, const ByteBuffer& body) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        std::unique_ptr<char[]> pUrl(_StringConverter::CopyToCharArrayN(url));
        SysTryReturn(NID_WEB_CTRL, pUrl.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 
        Eina_Hash* pHttpHeader = ConvertToSlpHeaderN(header);
 
-       ewk_view_url_request_set(__pWebCore->GetWebNativeNode(), pUrl.get(), EWK_HTTP_METHOD_POST, pHttpHeader, reinterpret_cast< const char* >(body.GetPointer()));
+       ewk_view_url_request_set(pWebview, pUrl.get(), EWK_HTTP_METHOD_POST, pHttpHeader, reinterpret_cast< const char* >(body.GetPointer()));
 
        eina_hash_free(pHttpHeader);
 
@@ -2480,6 +2546,12 @@ _WebImpl::LoadUrlWithPostRequest(const String& url, const HttpHeader& header, co
 result
 _WebImpl::LoadData(const String& baseUrl, const ByteBuffer& content, const String& mime, const String& encoding) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        SysTryReturnResult(NID_WEB_CTRL, content.GetLimit() > 0, E_INVALID_ARG, "The content buffer is empty.");
 
        std::unique_ptr<char[]> pUrl(_StringConverter::CopyToCharArrayN(baseUrl));
@@ -2487,7 +2559,7 @@ _WebImpl::LoadData(const String& baseUrl, const ByteBuffer& content, const Strin
        std::unique_ptr<char[]> pEncoding(_StringConverter::CopyToCharArrayN(encoding));
        SysTryReturn(NID_WEB_CTRL, pUrl.get() && pMime.get() && pEncoding.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 
-       ewk_view_contents_set(__pWebCore->GetWebNativeNode(), reinterpret_cast< const char* >(content.GetPointer()), content.GetLimit(), pMime.get(), pEncoding.get(), pUrl.get());
+       ewk_view_contents_set(pWebview, reinterpret_cast< const char* >(content.GetPointer()), content.GetLimit(), pMime.get(), pEncoding.get(), pUrl.get());
 
        return E_SUCCESS;
 }
@@ -2496,14 +2568,26 @@ _WebImpl::LoadData(const String& baseUrl, const ByteBuffer& content, const Strin
 void
 _WebImpl::Pause(void)
 {
-       ewk_view_suspend(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_suspend(pWebview);
 }
 
 
 void
 _WebImpl::Resume(void)
 {
-       ewk_view_resume(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_resume(pWebview);
 }
 
 
@@ -2519,7 +2603,14 @@ _WebImpl::ShowSelectBoxPopup(bool isMultiSelect, const String& title, Eina_List*
        std::unique_ptr<_SelectBox> pSelectBox(new (std::nothrow) _SelectBox());
        SysTryReturnResult(NID_WEB_CTRL, pSelectBox.get(), E_OUT_OF_MEMORY, "Memory allocation failed.");
 
-       r = pSelectBox->Construct(this, isMultiSelect, title, DEFAULT_LIST_ITEM_COUNT, pWebView);
+       if (isMultiSelect)
+       {
+               r = pSelectBox->Construct(this, isMultiSelect, title, DEFAULT_LIST_ITEM_COUNT - 1, pWebView);
+       }
+       else
+       {
+               r = pSelectBox->Construct(this, isMultiSelect, title, DEFAULT_LIST_ITEM_COUNT, pWebView);
+       }
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
        r = pSelectBox->UpdateList(pItems, selectedIndex, false, false);
@@ -2580,64 +2671,112 @@ _WebImpl::GetColorpicker(void)
 bool
 _WebImpl::CanGoBack(void) const
 {
-       return static_cast< bool >(ewk_view_back_possible(__pWebCore->GetWebNativeNode()));
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return false;
+       }
+
+       return static_cast< bool >(ewk_view_back_possible(pWebview));
 }
 
 
 bool
 _WebImpl::CanGoForward(void) const
 {
-       return static_cast< bool >(ewk_view_forward_possible(__pWebCore->GetWebNativeNode()));
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return false;
+       }
+
+       return static_cast< bool >(ewk_view_forward_possible(pWebview));
 }
 
 
 void
 _WebImpl::GoBack(void) const
 {
-       ewk_view_back(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_back(pWebview);
 }
 
 
 void
 _WebImpl::GoForward(void) const
 {
-       ewk_view_forward(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_forward(pWebview);
 }
 
 
 Tizen::Base::String
 _WebImpl::GetUrl(void) const
 {
-       return ewk_view_url_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return L"";
+       }
+
+       return ewk_view_url_get(pWebview);
 }
 
 
 Tizen::Base::String
 _WebImpl::GetTitle(void) const
 {
-       return ewk_view_title_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return L"";
+       }
+
+       return ewk_view_title_get(pWebview);
 }
 
 
 void
 _WebImpl::StopLoading(void) const
 {
-       ewk_view_stop(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_stop(pWebview);
 }
 
 
 void
 _WebImpl::Reload(void) const
 {
-       ewk_view_reload(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_reload(pWebview);
 }
 
 
 String*
 _WebImpl::EvaluateJavascriptN(const String& scriptCode)
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return null;
        }
@@ -2648,7 +2787,7 @@ _WebImpl::EvaluateJavascriptN(const String& scriptCode)
        std::unique_ptr<_WebPresenter> pPresenter(new (std::nothrow) _WebPresenter(this));
        SysTryReturn(NID_WEB_CTRL, pPresenter.get(), null, E_OUT_OF_MEMORY, "[%s] Memory allocation failed.", GetErrorMessage(E_OUT_OF_MEMORY));
 
-       ewk_view_script_execute(pView, pScript.get(), OnScriptExecuted, pPresenter.get());
+       ewk_view_script_execute(pWebview, pScript.get(), OnScriptExecuted, pPresenter.get());
 
        String* pResult = new (std::nothrow) String(L"");
        SysTryReturn(NID_WEB_CTRL, pResult, null, E_OUT_OF_MEMORY, "[%s] Memory allocation failed.", GetErrorMessage(E_OUT_OF_MEMORY));
@@ -2662,9 +2801,15 @@ _WebImpl::EvaluateJavascriptN(const String& scriptCode)
 result
 _WebImpl::SetZoomLevel(float level)
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        SysTryReturnResult(NID_WEB_CTRL, level >= MIN_ZOOM_LEVEL && level <= MAX_ZOOM_LEVEL, E_OUT_OF_RANGE, "The level(%f) must be between 0.3 and 2.0(%f).", level, level);
 
-       ewk_view_scale_set(__pWebCore->GetWebNativeNode(), static_cast< double >(level), 0, 0);
+       ewk_view_scale_set(pWebview, static_cast< double >(level), 0, 0);
 
        return E_SUCCESS;
 }
@@ -2673,15 +2818,21 @@ _WebImpl::SetZoomLevel(float level)
 float
 _WebImpl::GetZoomLevel(void) const
 {
-       return static_cast< float >(ewk_view_scale_get(__pWebCore->GetWebNativeNode()));
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return -1.0f;
+       }
+
+       return static_cast< float >(ewk_view_scale_get(pWebview));
 }
 
 
 const PageNavigationList*
 _WebImpl::GetBackForwardListN(void) const
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return null;
        }
@@ -2700,7 +2851,7 @@ _WebImpl::GetBackForwardListN(void) const
        String url(L"");
        String title(L"");
 
-       Ewk_History* pEwkHistoryList = ewk_view_history_get(pView);
+       Ewk_History* pEwkHistoryList = ewk_view_history_get(pWebview);
        SysTryReturn(NID_WEB_CTRL, pEwkHistoryList, null, E_SYSTEM, "[%s] A system error has been occurred. Failed to get full history.", GetErrorMessage(E_SYSTEM));
 
        Ewk_History_Item* pEwkItem = ewk_history_nth_item_get(pEwkHistoryList, 0);
@@ -2760,8 +2911,8 @@ CATCH:
 bool
 _WebImpl::SearchText(const String& text, bool searchForward)
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return false;
        }
@@ -2778,7 +2929,7 @@ _WebImpl::SearchText(const String& text, bool searchForward)
        std::unique_ptr<_WebPresenter> pPresenter(new (std::nothrow) _WebPresenter(this));
        SysTryReturn(NID_WEB_CTRL, pPresenter.get(), false, E_OUT_OF_MEMORY, "[%s] Memory allocation failed.", GetErrorMessage(E_OUT_OF_MEMORY));
 
-       r = SynchronizeSearch(SEARCH_SYNC, pView, condition, text, searchForward, false, pPresenter.get());
+       r = SynchronizeSearch(SEARCH_SYNC, pWebview, condition, text, searchForward, false, pPresenter.get());
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, false, r, "[%s] Propagating.", GetErrorMessage(r));
 
        int result = 0;
@@ -2791,8 +2942,8 @@ _WebImpl::SearchText(const String& text, bool searchForward)
 result
 _WebImpl::SearchTextAllAsync(const Tizen::Base::String& text, bool caseSensitive)
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return E_SUCCESS;
        }
@@ -2806,7 +2957,7 @@ _WebImpl::SearchTextAllAsync(const Tizen::Base::String& text, bool caseSensitive
            condition = static_cast <Ewk_Find_Options>(condition | EWK_FIND_OPTIONS_CASE_INSENSITIVE);
        }
 
-       r = SynchronizeSearch(SEARCH_ALL_ASYNC, pView, condition, text, true, caseSensitive);
+       r = SynchronizeSearch(SEARCH_ALL_ASYNC, pWebview, condition, text, true, caseSensitive);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
        return E_SUCCESS;
@@ -2816,8 +2967,8 @@ _WebImpl::SearchTextAllAsync(const Tizen::Base::String& text, bool caseSensitive
 result
 _WebImpl::SearchNextAsync(bool searchForward)
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return E_SUCCESS;
        }
@@ -2840,7 +2991,7 @@ _WebImpl::SearchNextAsync(bool searchForward)
                condition = static_cast <Ewk_Find_Options>(condition | EWK_FIND_OPTIONS_BACKWARDS);
        }
 
-       r = SynchronizeSearch(SEARCH_NEXT_ASYNC, pView, condition, __textSearch.__text, searchForward);
+       r = SynchronizeSearch(SEARCH_NEXT_ASYNC, pWebview, condition, __textSearch.__text, searchForward);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
        return E_SUCCESS;
@@ -3057,8 +3208,8 @@ _WebImpl::GetElementByPointN(const Point& point) const
 const HitElementResult*
 _WebImpl::GetElementByPointN(const FloatPoint& point) const
 {
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       if (!pView)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return null;
        }
@@ -3075,7 +3226,7 @@ _WebImpl::GetElementByPointN(const FloatPoint& point) const
 
        Point absPoint(_CoordinateSystemUtils::ConvertToInteger(__pWebCore->GetAbsoluteCoordinate(point)));
 
-       Ewk_Hit_Test* pEwkHitTest = ewk_view_hit_test_new(pView, absPoint.x, absPoint.y, EWK_HIT_TEST_MODE_ALL);
+       Ewk_Hit_Test* pEwkHitTest = ewk_view_hit_test_new(pWebview, absPoint.x, absPoint.y, EWK_HIT_TEST_MODE_ALL);
        SysTryReturn(NID_WEB_CTRL, pEwkHitTest, null, E_SYSTEM, "[%s] Failed to get hit test.", GetErrorMessage(E_SYSTEM));
 
        Eina_Hash* pAttrHash = ewk_hit_test_attribute_hash_get(pEwkHitTest);
@@ -3170,7 +3321,13 @@ CATCH:
 bool
 _WebImpl::IsLoading(void) const
 {
-       double percent = ewk_view_load_progress_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return false;
+       }
+
+       double percent = ewk_view_load_progress_get(pWebview);
 
        if (Double::Compare(percent, 0.0) > 0 && Double::Compare(percent, 1.0) < 0)
        {
@@ -3186,19 +3343,26 @@ _WebImpl::IsLoading(void) const
 String
 _WebImpl::GetTextFromBlock(void) const
 {
-       return ewk_view_text_selection_text_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return L"";
+       }
+
+       return ewk_view_text_selection_text_get(pWebview);
 }
 
 
 bool
 _WebImpl::IsPrivateBrowsingEnabled(void) const
 {
-       if (__pWebCore->GetWebNativeNode() == null)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return _WebSettingImpl::GetInstance(__pWebCore->GetSetting())->IsPrivateBrowsingEnabled();
        }
 
-       Ewk_Settings* pSettings = ewk_view_settings_get(__pWebCore->GetWebNativeNode());
+       Ewk_Settings* pSettings = ewk_view_settings_get(pWebview);
        SysAssertf(pSettings, "Failed to get webkit instance.");
 
        return static_cast< bool >(ewk_settings_private_browsing_enabled_get(pSettings));
@@ -3208,13 +3372,15 @@ _WebImpl::IsPrivateBrowsingEnabled(void) const
 void
 _WebImpl::SetPrivateBrowsingEnabled(bool enable)
 {
-       if (__pWebCore->GetWebNativeNode() == null)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                _WebSettingImpl::GetInstance(__pWebCore->GetSetting())->SetPrivateBrowsingEnabled(enable);
+
                return;
        }
 
-       Ewk_Settings* pSettings = ewk_view_settings_get(__pWebCore->GetWebNativeNode());
+       Ewk_Settings* pSettings = ewk_view_settings_get(pWebview);
        SysAssertf(pSettings, "Failed to get webkit instance.");
 
        ewk_settings_private_browsing_enabled_set(pSettings, static_cast< Eina_Bool >(enable));
@@ -3224,14 +3390,26 @@ _WebImpl::SetPrivateBrowsingEnabled(bool enable)
 void
 _WebImpl::ClearHistory(void)
 {
-       ewk_view_back_forward_list_clear(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_back_forward_list_clear(pWebview);
 }
 
 
 void
 _WebImpl::ClearCache(void)
 {
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
 
        ewk_context_cache_clear(pContext);
 }
@@ -3240,7 +3418,13 @@ _WebImpl::ClearCache(void)
 void
 _WebImpl::ClearCookie(void)
 {
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
        Ewk_Cookie_Manager* pCookieManager =  ewk_context_cookie_manager_get(pContext);
 
        ewk_cookie_manager_cookies_clear(pCookieManager);
@@ -3250,7 +3434,13 @@ _WebImpl::ClearCookie(void)
 void
 _WebImpl::ClearFormData(void)
 {
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
 
        ewk_context_form_candidate_data_clear(pContext);
 }
@@ -3259,7 +3449,13 @@ _WebImpl::ClearFormData(void)
 void
 _WebImpl::ClearLoginFormData(void)
 {
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
 
        ewk_context_form_password_data_clear(pContext);
 }
@@ -3268,12 +3464,13 @@ _WebImpl::ClearLoginFormData(void)
 bool
 _WebImpl::IsCookieEnabled(void) const
 {
-       if (__pWebCore->GetWebNativeNode() == null)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                return _WebSettingImpl::GetInstance(__pWebCore->GetSetting())->IsCookieEnabled();
        }
 
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
        Ewk_Cookie_Manager* pCookieManager =  ewk_context_cookie_manager_get(pContext);
        SysAssertf(pCookieManager, "Failed to get webkit instance.");
 
@@ -3292,14 +3489,15 @@ _WebImpl::IsCookieEnabled(void) const
 void
 _WebImpl::SetCookieEnabled(bool enable)
 {
-       if (__pWebCore->GetWebNativeNode() == null)
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
        {
                _WebSettingImpl::GetInstance(__pWebCore->GetSetting())->SetCookiEnabled(enable);
 
                return;
        }
 
-       Ewk_Context* pContext = ewk_view_context_get(__pWebCore->GetWebNativeNode());
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
        Ewk_Cookie_Manager* pCookieManager =  ewk_context_cookie_manager_get(pContext);
        SysAssertf(pCookieManager, "Failed to get webkit instance.");
 
@@ -3318,6 +3516,12 @@ _WebImpl::SetCookieEnabled(bool enable)
 result 
 _WebImpl::SavePageAsPdf(const String& filePath, const Dimension* pSize) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        result r = E_SUCCESS;
 
        std::unique_ptr<char[]> pFilePath(_StringConverter::CopyToCharArrayN(filePath));
@@ -3342,15 +3546,15 @@ _WebImpl::SavePageAsPdf(const String& filePath, const Dimension* pSize) const
        {
                SysTryReturnResult(NID_WEB_CTRL, pSize->width > 0 && pSize->height > 0, E_INVALID_ARG, "Invalid argument(s) is used. Size of pdf file is invalid.");
 
-               ewk_view_contents_pdf_get(__pWebCore->GetWebNativeNode(), pSize->width, pSize->height, pFilePath.get());
+               ewk_view_contents_pdf_get(pWebview, pSize->width, pSize->height, pFilePath.get());
        }
        else
        {
                Evas_Coord contentsWidth;
                Evas_Coord contentsHeight;
 
-               ewk_view_contents_size_get(__pWebCore->GetWebNativeNode(), &contentsWidth, &contentsHeight);
-               ewk_view_contents_pdf_get(__pWebCore->GetWebNativeNode(), contentsWidth, contentsHeight, pFilePath.get());
+               ewk_view_contents_size_get(pWebview, &contentsWidth, &contentsHeight);
+               ewk_view_contents_pdf_get(pWebview, contentsWidth, contentsHeight, pFilePath.get());
        }
 
        return E_SUCCESS;
@@ -3360,10 +3564,16 @@ _WebImpl::SavePageAsPdf(const String& filePath, const Dimension* pSize) const
 bool
 _WebImpl::IsMimeSupported(const String& mime) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return false;
+       }
+
        std::unique_ptr<char[]> pMime(_StringConverter::CopyToCharArrayN(mime));
        SysTryReturn(NID_WEB_CTRL, pMime.get(), false, GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 
-       return static_cast< bool >(ewk_frame_can_show_mime_type(ewk_view_main_frame_get(__pWebCore->GetWebNativeNode()), pMime.get()));
+       return static_cast< bool >(ewk_frame_can_show_mime_type(ewk_view_main_frame_get(pWebview), pMime.get()));
 }
 
 
@@ -3609,6 +3819,7 @@ _WebImpl::SetEventListenerCallback(void) const
                ewk_view_javascript_alert_callback_set(pWebNativeNode, OnScriptAlertRequested, const_cast< _WebImpl* >(this));
                ewk_view_javascript_prompt_callback_set(pWebNativeNode, OnScriptPromptRequested, const_cast< _WebImpl* >(this));
                ewk_view_javascript_confirm_callback_set(pWebNativeNode, OnScriptConfirmRequested, const_cast< _WebImpl* >(this));
+               ewk_view_before_unload_confirm_panel_callback_set(pWebNativeNode, OnBeforeUnloadConfirmRequested, const_cast< _WebImpl* >(this));
 
                evas_object_smart_callback_add(pWebNativeNode, "policy,response,decide", OnWebDataReceived, this);
 
@@ -3698,6 +3909,7 @@ _WebImpl::RemoveEventListenerCallback(void) const
                ewk_view_javascript_alert_callback_set(pWebNativeNode, null, null);
                ewk_view_javascript_prompt_callback_set(pWebNativeNode, null, null);
                ewk_view_javascript_confirm_callback_set(pWebNativeNode, null, null);
+               ewk_view_before_unload_confirm_panel_callback_set(pWebNativeNode, null, null);
 
                evas_object_smart_callback_del(pWebNativeNode, "policy,response,decide", OnWebDataReceived);
 
@@ -3744,32 +3956,6 @@ _WebImpl::RemoveEventListenerCallback(void) const
 }
 
 
-void
-_WebImpl::ClearCertificateDb(void)
-{
-       result r = E_SUCCESS;
-
-       String certificatePath(Tizen::App::App::GetInstance()->GetAppRootPath() + CUSTOM_DB_DIRECTORY_PATH + USER_CONFIRM_DB_NAME);
-       String table(CERTIFICATE_TABLE_NAME);
-       _DatabaseImpl db;
-
-       r = db.Construct(certificatePath, "r+", null);
-       SysTryReturnVoidResult(NID_WEB_CTRL, r == E_SUCCESS, r, "[%s] Propagating.", GetErrorMessage(r));
-
-       db.BeginTransaction();
-
-       r = db.ExecuteSql(L"Delete From " + table, true);
-       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
-
-       db.CommitTransaction();
-
-       return;
-
-CATCH:
-       db.RollbackTransaction();
-}
-
-
 result
 _WebImpl::SetBlockSelectionPosition(const Point& startPoint)
 {
@@ -3804,7 +3990,7 @@ _WebImpl::SetBlockSelectionPosition(const FloatPoint& startPoint)
                char* pValue = reinterpret_cast< char* >(eina_hash_find(pAttrHash, "contenteditable"));
                if (tagName.Equals(L"INPUT", false) || tagName.Equals(L"TEXTAREA", false) || pValue)
                {
-                       ewk_view_command_execute(pWebview, "SelectWord", 0);
+                       ewk_view_command_execute(pWebview, "SelectWord", null);
                        evas_object_smart_callback_call(pWebview, "magnifier,hide", NULL);
                }
        }
@@ -3818,7 +4004,13 @@ _WebImpl::SetBlockSelectionPosition(const FloatPoint& startPoint)
 void
 _WebImpl::ReleaseBlock(void)
 {
-       ewk_view_text_selection_range_clear(__pWebCore->GetWebNativeNode());
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_text_selection_range_clear(pWebview);
 }
 
 
@@ -3838,6 +4030,13 @@ _WebImpl::GetBlockRange(Point& startPoint, Point& endPoint) const
 void
 _WebImpl::GetBlockRange(FloatPoint& startPoint, FloatPoint& endPoint) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               startPoint.x = startPoint.y = endPoint.x = endPoint.y = 0.0f;
+               
+       }
+
        Eina_Rectangle leftHandle;
        Eina_Rectangle rightHandle;
 
@@ -3862,12 +4061,17 @@ _WebImpl::GetBlockRange(FloatPoint& startPoint, FloatPoint& endPoint) const
 Bitmap*
 _WebImpl::GetFaviconN(void) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return null;
+       }
+
        result r = E_SUCCESS;
 
-       Evas_Object* pView = __pWebCore->GetWebNativeNode();
-       Ewk_Context* pContext = ewk_view_context_get(pView);
-       const char* pUrl = ewk_view_url_get(pView);
-       Evas* pEvas = evas_object_evas_get(pView);
+       Ewk_Context* pContext = ewk_view_context_get(pWebview);
+       const char* pUrl = ewk_view_url_get(pWebview);
+       Evas* pEvas = evas_object_evas_get(pWebview);
 
        Evas_Object* pFavicon = ewk_context_icon_database_icon_object_add(pContext, pUrl, pEvas);
        if (!pFavicon)
@@ -3900,23 +4104,41 @@ _WebImpl::GetFaviconN(void) const
 void
 _WebImpl::ScrollBy(const Tizen::Graphics::Point& diff)
 {
-       ewk_view_scroll_by(__pWebCore->GetWebNativeNode(), diff.x, diff.y);
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_scroll_by(pWebview, diff.x, diff.y);
 }
 
 
 void
 _WebImpl::ScrollTo(const Tizen::Graphics::Point& dest)
 {
-       ewk_view_scroll_set(__pWebCore->GetWebNativeNode(), dest.x, dest.y);
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
+       ewk_view_scroll_set(pWebview, dest.x, dest.y);
 }
 
 
 Point
 _WebImpl::GetScrollPosition(void) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return Point(0, 0);
+       }
+
        Point position;
 
-       ewk_view_scroll_pos_get(__pWebCore->GetWebNativeNode(), &position.x, &position.y);
+       ewk_view_scroll_pos_get(pWebview, &position.x, &position.y);
 
        return position;
 }
@@ -3925,10 +4147,16 @@ _WebImpl::GetScrollPosition(void) const
 Dimension
 _WebImpl::GetPageSize(void) const
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return Dimension(0, 0);
+       }
+
        Evas_Coord width = 0;
        Evas_Coord height = 0;
 
-       ewk_view_contents_size_get(__pWebCore->GetWebNativeNode(), &width, &height);
+       ewk_view_contents_size_get(pWebview, &width, &height);
 
        Dimension size(static_cast< int >(width), static_cast< int >(height));
 
@@ -3936,36 +4164,6 @@ _WebImpl::GetPageSize(void) const
 }
 
 
-result
-_WebImpl::AddHttpHeaderField(const String& name, const String& value)
-{
-       SysTryReturnResult(NID_WEB_CTRL, name.GetLength() > 0, E_INVALID_ARG, "Invalid argument(s) is used. name key is missing.");
-
-       std::unique_ptr<char[]> pName(_StringConverter::CopyToCharArrayN(name));
-       SysTryReturn(NID_WEB_CTRL, pName.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
-
-       std::unique_ptr<char[]> pValue(_StringConverter::CopyToCharArrayN(value));
-
-       ewk_view_custom_header_add(__pWebCore->GetWebNativeNode(), pName.get(), pValue.get());
-
-       return E_SUCCESS;
-}
-
-
-result
-_WebImpl::RemoveHttpHeaderField(const String& name)
-{
-       SysTryReturnResult(NID_WEB_CTRL, name.GetLength() > 0, E_INVALID_ARG, "Invalid argument(s) is used. name key is missing.");
-
-       std::unique_ptr<char[]> pName(_StringConverter::CopyToCharArrayN(name));
-       SysTryReturn(NID_WEB_CTRL, pName.get(), GetLastResult(), GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
-
-       ewk_view_custom_header_remove(__pWebCore->GetWebNativeNode(), pName.get());
-
-       return E_SUCCESS;
-}
-
-
 void
 _WebImpl::SetLoadingErrorOccurred(bool arg)
 {
@@ -4039,6 +4237,12 @@ _WebImpl::IsCertificateConfirmed(void) const
 result
 _WebImpl::SetFullScreenKeypad(void)
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return E_SUCCESS;
+       }
+
        result r = E_SUCCESS;
 
        std::unique_ptr<Keypad> pKeypad(new (std::nothrow) Keypad());
@@ -4047,8 +4251,23 @@ _WebImpl::SetFullScreenKeypad(void)
        r = pKeypad->Construct(KEYPAD_STYLE_NORMAL, 100);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
-       String text(ewk_view_focused_input_element_value_get(__pWebCore->GetWebNativeNode()));
-       pKeypad->SetText(text);
+       Point absPoint(_CoordinateSystemUtils::ConvertToInteger(__pWebCore->GetAbsoluteCoordinate(__pWebCore->GetTouchPosition())));
+
+       Ewk_Hit_Test* pEwkHitTest = ewk_view_hit_test_new(pWebview, absPoint.x, absPoint.y, EWK_HIT_TEST_MODE_ALL);
+       SysTryReturnResult(NID_WEB_CTRL, pEwkHitTest, E_SYSTEM, "Failed to get hit test.");
+
+       String tagName(ewk_hit_test_tag_name_get(pEwkHitTest));
+       if (tagName.Equals(L"INPUT", false))
+       {
+               String text(ewk_view_focused_input_element_value_get(pWebview));
+               pKeypad->SetText(text);
+       }
+       else
+       {
+               String* pText = EvaluateJavascriptN(L"document.activeElement.value");
+               SysTryReturnResult(NID_WEB_CTRL, pText, E_OUT_OF_MEMORY, "Memory allocation failed.");
+               pKeypad->SetText(*pText);
+       }
 
        r = pKeypad->SetShowState(true);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
@@ -4152,9 +4371,31 @@ _WebImpl::OnTextValueChangeCanceled(const Control& source)
 void
 _WebImpl::OnTextValueChanged(const Control& source)
 {
+       Evas_Object* pWebview = __pWebCore->GetWebNativeNode();
+       if (!pWebview)
+       {
+               return;
+       }
+
        std::unique_ptr<char[]> pText(_StringConverter::CopyToCharArrayN(__pKeypad->GetText()));
+       SysTryReturnVoidResult(NID_WEB_CTRL, pText.get(), E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] Memory allocation failed.");
 
-       ewk_view_focused_input_element_value_set(__pWebCore->GetWebNativeNode(), pText.get());
+       Point absPoint(_CoordinateSystemUtils::ConvertToInteger(__pWebCore->GetAbsoluteCoordinate(__pWebCore->GetTouchPosition())));
+
+       Ewk_Hit_Test* pEwkHitTest = ewk_view_hit_test_new(pWebview, absPoint.x, absPoint.y, EWK_HIT_TEST_MODE_ALL);
+       SysTryReturnVoidResult(NID_WEB_CTRL, pEwkHitTest, E_SYSTEM, "[E_SYSTEM] Failed to get hit test.");
+
+       String tagName(ewk_hit_test_tag_name_get(pEwkHitTest));
+       if (tagName.Equals(L"INPUT", false))
+       {
+               ewk_view_focused_input_element_value_set(__pWebCore->GetWebNativeNode(), pText.get());
+       }
+       else
+       {
+               ewk_view_command_execute(pWebview, "SelectAll", null);
+               ewk_view_command_execute(pWebview, "Delete", null);
+               ewk_view_command_execute(pWebview, "InsertText", pText.get());
+       }
 
        RemoveFullScreenKeypad();
 }
@@ -4492,7 +4733,7 @@ _WebImpl::VibrationRequested(uint64_t duration)
 
        __pVibrator.reset();
 
-       std::unique_ptr<_VibratorImpl> pVibrator(new (std::nothrow) _VibratorImpl);
+       std::unique_ptr<Vibrator> pVibrator(new (std::nothrow) Vibrator());
        SysTryReturnResult(NID_WEB_CTRL, pVibrator.get(), E_OUT_OF_MEMORY, "Memory allocation failed.");
 
        r = pVibrator->Construct();
@@ -4502,7 +4743,7 @@ _WebImpl::VibrationRequested(uint64_t duration)
 
        IntensityDurationVibrationPattern pattern = {static_cast< int >(duration), -1};
 
-       r = __pVibrator->Start(&pattern, 1, 1);
+       r = __pVibrator->Start(&pattern, 1);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
        return E_SUCCESS;
@@ -4563,20 +4804,13 @@ _WebImpl::ShowAuthenticationPopup(const String& host, const String& realm, Authe
        r = pAuthPopup->Construct(host, realm, pAuthChallenge);
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
+       __pAuthPopup.reset();
        __pAuthPopup = std::move(pAuthPopup);
 
-       int modalResult = 0;
-
-       r = __pAuthPopup->ShowAndWait(modalResult);
-       SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
-
-CATCH:
-       if (__pAuthPopup)
-       {
-               __pAuthPopup.reset();
-       }
+       r = __pAuthPopup->ShowPopup();
+       SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
-       return r;
+       return E_SUCCESS;
 }
 
 
@@ -4808,6 +5042,17 @@ _WebImpl::ShowUserConfirmPopupAsync(_UserConfirmMode userConfirmMode, void* pPol
 
                break;
        }
+       case USER_BEFORE_UNLOAD_CONFIRM:
+       {
+               __pBeforeUnloadConfirmPopup.reset();
+
+               __pBeforeUnloadConfirmPopup = std::move(pUserConfirmPopup);
+
+               r = __pBeforeUnloadConfirmPopup->ShowPopup();
+               SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, __pBeforeUnloadConfirmPopup.reset(), r, "[%s] Propagating.", GetErrorMessage(r));
+
+               break;
+       }
        default:
                break;
        }
@@ -4883,12 +5128,6 @@ _WebImpl::OnPreAttachedToMainTree(void)
 {
        result r = E_SUCCESS;
 
-       if (IsVisible() == true)
-       {
-               _WebManager* pWebManager = _WebManager::GetInstance();
-               pWebManager->SetActiveWeb(this);
-       }
-
        r = _ContainerImpl::OnPreAttachedToMainTree();
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
@@ -4898,18 +5137,26 @@ _WebImpl::OnPreAttachedToMainTree(void)
                SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
                _ControlManager* pControlManager = _ControlManager::GetInstance();
-               SysTryReturnResult(NID_WEB_CTRL, pControlManager, E_SYSTEM, "Failed to get the ControlManager instance.");
+               SysTryReturnResult(NID_WEB_CTRL, pControlManager, E_SYSTEM, "Failed to get the _ControlManager instance.");
                OnChangeLayout(pControlManager->GetScreenRotation());
 
                r = InitializeSetting();
                SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
-               SettingInfo::AddSettingEventListener(*this);
+               _SettingInfoImpl::AddSettingEventListener(*this);
 
                _WebManager* pWebManager = _WebManager::GetInstance();
+               SysTryReturnResult(NID_WEB_CTRL, pWebManager, E_SYSTEM, "Failed to get the _WebManager instance.");
                pWebManager->AddWeb(reinterpret_cast< int >(this));
        }
 
+       if (IsVisible() == true)
+       {
+               _WebManager* pWebManager = _WebManager::GetInstance();
+               SysTryReturnResult(NID_WEB_CTRL, pWebManager, E_SYSTEM, "Failed to get the _WebManager instance.");
+               pWebManager->SetActiveWeb(this);
+       }
+
        return E_SUCCESS;
 }
 
@@ -4919,12 +5166,13 @@ _WebImpl::OnDetachingFromMainTree(void)
 {
        result r = E_SUCCESS;
 
-       _WebManager* pWebManager = _WebManager::GetInstance();
-       pWebManager->RemoveActiveWeb(this);
-
        r = _ContainerImpl::OnDetachingFromMainTree();
        SysTryReturn(NID_WEB_CTRL, r == E_SUCCESS, r, r, "[%s] Propagating.", GetErrorMessage(r));
 
+       _WebManager* pWebManager = _WebManager::GetInstance();
+       SysTryReturnResult(NID_WEB_CTRL, pWebManager, E_SYSTEM, "Failed to get the _WebManager instance.");
+       pWebManager->RemoveActiveWeb(this);
+
        return E_SUCCESS;
 }
 
@@ -4962,13 +5210,13 @@ _WebImpl::OnChangeLayout(_ControlRotation rotation)
                        degree =  0;
                        break;
                case _CONTROL_ROTATION_90:
-                       degree =  90;
+                       degree =  -90;
                        break;
                case _CONTROL_ROTATION_180:
                        degree =  180;
                        break;
                case _CONTROL_ROTATION_270:
-                       degree =  -90;
+                       degree =  90;
                        break;
                default:
                        SysAssert(false);
@@ -5019,15 +5267,30 @@ _WebImpl::OnAncestorVisibleStateChanged(const _Control& control)
        }
 
        _WebManager* pWebManager = _WebManager::GetInstance();
+       SysTryReturnVoidResult(NID_WEB_CTRL, pWebManager, E_SYSTEM, "[E_SYSTEM] Failed to get the _WebManager instance.");
        if (IsVisible() == true)
        {
                pWebManager->SetActiveWeb(this);
-               ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_VISIBLE, false);
+               if (IsLoading())
+               {
+//                     ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_VISIBLE, true);
+               }
+               else
+               {
+//                     ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_VISIBLE, false);
+               }
        }
        else
        {
                pWebManager->RemoveActiveWeb(this);
-               ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_HIDDEN, false);
+               if (IsLoading())
+               {
+//                     ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_HIDDEN, true);
+               }
+               else
+               {
+//                     ewk_view_page_visibility_state_set(pWebview, EWK_PAGE_VISIBILITY_STATE_HIDDEN, false);
+               }
        }
 }
 
@@ -5060,6 +5323,11 @@ _WebImpl::OnUserEventReceivedN(RequestId requestId, Tizen::Base::Collection::ILi
        case ID_USER_SCRIPT_CONFIRM_CLOSE:
                __pScriptConfirmPopup.reset();
                break;
+
+       case ID_USER_BEFORE_UNLOAD_CONFIRM_CLOSE:
+               __pBeforeUnloadConfirmPopup.reset();
+               break;
+
        case ID_USER_SCRIPT_SELECTBOX_CLOSE:
                __pSelectBox.reset();
                break;
@@ -5104,7 +5372,8 @@ _WebImpl::ShowColorPicker(int red, int green, int blue, int alpha, Color& color)
 
        __pColorPicker = std::move(pColorHadler);
 
-       r = __pColorPicker->ShowPopup();
+       int modalResult = 0;
+       r = __pColorPicker->ShowAndWait(modalResult);
        SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 
        if (__pColorPicker)
@@ -5136,7 +5405,8 @@ _WebImpl::ShowDatePicker(Ewk_Input_Type inputType, const char* inputValue, Strin
 
        __pDatePicker = std::move(pInputPicker);
 
-       r = __pDatePicker->ShowPopup();
+       int modalResult = 0;
+       r = __pDatePicker->ShowAndWait(modalResult);
        SysTryCatch(NID_WEB_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 
        if (__pDatePicker)