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| 1 | +// Copyright (C) Microsoft Corporation. All rights reserved. |
| 2 | +// Use of this source code is governed by a BSD-style license that can be |
| 3 | +// found in the LICENSE file. |
| 4 | +#include "stdafx.h" |
| 5 | +#include <sstream> |
| 6 | + |
| 7 | +#include "CheckFailure.h" |
| 8 | + |
| 9 | +#include "ScenarioServiceWorkerPostMessageSetting.h" |
| 10 | + |
| 11 | +using namespace Microsoft::WRL; |
| 12 | + |
| 13 | +static constexpr WCHAR c_samplePath[] = L"scenario_sw_post_msg_scope/index2.html"; |
| 14 | + |
| 15 | +ScenarioServiceWorkerPostMessageSetting::ScenarioServiceWorkerPostMessageSetting( |
| 16 | + AppWindow* appWindow) |
| 17 | + : m_appWindow(appWindow), m_webView(appWindow->GetWebView()) |
| 18 | +{ |
| 19 | + SetupEventsOnWebview(); |
| 20 | +} |
| 21 | + |
| 22 | +ScenarioServiceWorkerPostMessageSetting::~ScenarioServiceWorkerPostMessageSetting() |
| 23 | +{ |
| 24 | + UnregisterAllServiceWorkers(); |
| 25 | + m_webView->remove_ContentLoading(m_contentLoadingToken); |
| 26 | + m_webView->remove_WebMessageReceived(m_webMessageReceivedToken); |
| 27 | + if (m_serviceWorkerManager) |
| 28 | + { |
| 29 | + m_serviceWorkerManager->remove_ServiceWorkerRegistered(m_serviceWorkerRegisteredToken); |
| 30 | + } |
| 31 | +} |
| 32 | + |
| 33 | +void ScenarioServiceWorkerPostMessageSetting::UnregisterAllServiceWorkers() |
| 34 | +{ |
| 35 | + m_webView->ExecuteScript( |
| 36 | + L"navigator.serviceWorker.getRegistrations().then(function(registrations) {" |
| 37 | + L" for(let registration of registrations) {" |
| 38 | + L" registration.unregister();" |
| 39 | + L" }" |
| 40 | + L"});", |
| 41 | + nullptr); |
| 42 | +} |
| 43 | + |
| 44 | +void ScenarioServiceWorkerPostMessageSetting::ToggleServiceWorkerJsApiSetting() |
| 45 | +{ |
| 46 | + // Unregister all the existing service workers before toggling the setting. |
| 47 | + // So that the setting can be applied to new service workers. |
| 48 | + UnregisterAllServiceWorkers(); |
| 49 | + auto webView2_13 = m_webView.try_query<ICoreWebView2_13>(); |
| 50 | + CHECK_FEATURE_RETURN_EMPTY(webView2_13); |
| 51 | + |
| 52 | + wil::com_ptr<ICoreWebView2Profile> webView2Profile; |
| 53 | + CHECK_FAILURE(webView2_13->get_Profile(&webView2Profile)); |
| 54 | + auto webViewExperimentalProfile15 = |
| 55 | + webView2Profile.try_query<ICoreWebView2ExperimentalProfile15>(); |
| 56 | + |
| 57 | + if (webViewExperimentalProfile15) |
| 58 | + { |
| 59 | + BOOL isEnabled; |
| 60 | + //! [AreWebViewScriptApisEnabledForServiceWorkers] |
| 61 | + CHECK_FAILURE( |
| 62 | + webViewExperimentalProfile15->get_AreWebViewScriptApisEnabledForServiceWorkers( |
| 63 | + &isEnabled)); |
| 64 | + CHECK_FAILURE( |
| 65 | + webViewExperimentalProfile15->put_AreWebViewScriptApisEnabledForServiceWorkers( |
| 66 | + !isEnabled)); |
| 67 | + //! [AreWebViewScriptApisEnabledForServiceWorkers] |
| 68 | + |
| 69 | + MessageBox( |
| 70 | + nullptr, |
| 71 | + (std::wstring(L"Service Worker JS API setting has been ") + |
| 72 | + (!isEnabled ? L"enabled." : L"disabled.")) |
| 73 | + .c_str(), |
| 74 | + L"Service Worker JS API Setting", MB_OK); |
| 75 | + } |
| 76 | + |
| 77 | + // Setup events on webview2 to listen message from service worker |
| 78 | + // main thread. |
| 79 | + m_sampleUri = m_appWindow->GetLocalUri(c_samplePath); |
| 80 | + CHECK_FAILURE(m_webView->Navigate(m_sampleUri.c_str())); |
| 81 | +} |
| 82 | + |
| 83 | +void ScenarioServiceWorkerPostMessageSetting::SetupEventsOnWebview() |
| 84 | +{ |
| 85 | + |
| 86 | + // Turn off this scenario if we navigate away from the sample page. |
| 87 | + CHECK_FAILURE(m_webView->add_ContentLoading( |
| 88 | + Callback<ICoreWebView2ContentLoadingEventHandler>( |
| 89 | + [this](ICoreWebView2* sender, ICoreWebView2ContentLoadingEventArgs* args) -> HRESULT |
| 90 | + { |
| 91 | + wil::unique_cotaskmem_string uri; |
| 92 | + sender->get_Source(&uri); |
| 93 | + if (uri.get() != m_sampleUri) |
| 94 | + { |
| 95 | + m_appWindow->DeleteComponent(this); |
| 96 | + } |
| 97 | + return S_OK; |
| 98 | + }) |
| 99 | + .Get(), |
| 100 | + &m_contentLoadingToken)); |
| 101 | + |
| 102 | + // Setup WebMessageReceived event to receive message from main thread. |
| 103 | + m_webView->add_WebMessageReceived( |
| 104 | + Callback<ICoreWebView2WebMessageReceivedEventHandler>( |
| 105 | + [this](ICoreWebView2* sender, ICoreWebView2WebMessageReceivedEventArgs* args) |
| 106 | + -> HRESULT |
| 107 | + { |
| 108 | + wil::unique_cotaskmem_string message; |
| 109 | + CHECK_FAILURE(args->TryGetWebMessageAsString(&message)); |
| 110 | + |
| 111 | + std::wstring msgStr = message.get(); |
| 112 | + if (msgStr == L"MessageFromMainThread") |
| 113 | + { |
| 114 | + std::wstringstream message{}; |
| 115 | + message << L"Message: " << std::endl |
| 116 | + << L"Service Worker Message from Main thread. Service worker " |
| 117 | + L"direct messaging disabled." |
| 118 | + << std::endl; |
| 119 | + m_appWindow->AsyncMessageBox(message.str(), L"Message from Service Worker"); |
| 120 | + } |
| 121 | + return S_OK; |
| 122 | + }) |
| 123 | + .Get(), |
| 124 | + &m_webMessageReceivedToken); |
| 125 | + |
| 126 | + // Get ServiceWorkerManager from profile and setup events to listen to service worker post |
| 127 | + // messages. |
| 128 | + auto webView2_13 = m_webView.try_query<ICoreWebView2_13>(); |
| 129 | + CHECK_FEATURE_RETURN_EMPTY(webView2_13); |
| 130 | + |
| 131 | + wil::com_ptr<ICoreWebView2Profile> webView2Profile; |
| 132 | + CHECK_FAILURE(webView2_13->get_Profile(&webView2Profile)); |
| 133 | + auto webViewExperimentalProfile13 = |
| 134 | + webView2Profile.try_query<ICoreWebView2ExperimentalProfile13>(); |
| 135 | + CHECK_FEATURE_RETURN_EMPTY(webViewExperimentalProfile13); |
| 136 | + CHECK_FAILURE( |
| 137 | + webViewExperimentalProfile13->get_ServiceWorkerManager(&m_serviceWorkerManager)); |
| 138 | + |
| 139 | + CHECK_FAILURE(m_serviceWorkerManager->add_ServiceWorkerRegistered( |
| 140 | + Callback<ICoreWebView2ExperimentalServiceWorkerRegisteredEventHandler>( |
| 141 | + [this]( |
| 142 | + ICoreWebView2ExperimentalServiceWorkerManager* sender, |
| 143 | + ICoreWebView2ExperimentalServiceWorkerRegisteredEventArgs* args) |
| 144 | + { |
| 145 | + wil::com_ptr<ICoreWebView2ExperimentalServiceWorkerRegistration> |
| 146 | + serviceWorkerRegistration; |
| 147 | + CHECK_FAILURE(args->get_ServiceWorkerRegistration(&serviceWorkerRegistration)); |
| 148 | + |
| 149 | + if (serviceWorkerRegistration) |
| 150 | + { |
| 151 | + wil::com_ptr<ICoreWebView2ExperimentalServiceWorker> serviceWorker; |
| 152 | + CHECK_FAILURE( |
| 153 | + serviceWorkerRegistration->get_ActiveServiceWorker(&serviceWorker)); |
| 154 | + |
| 155 | + if (serviceWorker) |
| 156 | + { |
| 157 | + SetupEventsOnServiceWorker(serviceWorker); |
| 158 | + } |
| 159 | + else |
| 160 | + { |
| 161 | + CHECK_FAILURE(serviceWorkerRegistration->add_ServiceWorkerActivated( |
| 162 | + Callback< |
| 163 | + ICoreWebView2ExperimentalServiceWorkerActivatedEventHandler>( |
| 164 | + [this]( |
| 165 | + ICoreWebView2ExperimentalServiceWorkerRegistration* sender, |
| 166 | + ICoreWebView2ExperimentalServiceWorkerActivatedEventArgs* |
| 167 | + args) -> HRESULT |
| 168 | + { |
| 169 | + wil::com_ptr<ICoreWebView2ExperimentalServiceWorker> |
| 170 | + serviceWorker; |
| 171 | + CHECK_FAILURE( |
| 172 | + args->get_ActiveServiceWorker(&serviceWorker)); |
| 173 | + SetupEventsOnServiceWorker(serviceWorker); |
| 174 | + |
| 175 | + return S_OK; |
| 176 | + }) |
| 177 | + .Get(), |
| 178 | + nullptr)); |
| 179 | + } |
| 180 | + } |
| 181 | + |
| 182 | + return S_OK; |
| 183 | + }) |
| 184 | + .Get(), |
| 185 | + &m_serviceWorkerRegisteredToken)); |
| 186 | +} |
| 187 | + |
| 188 | +void ScenarioServiceWorkerPostMessageSetting::SetupEventsOnServiceWorker( |
| 189 | + wil::com_ptr<ICoreWebView2ExperimentalServiceWorker> serviceWorker) |
| 190 | +{ |
| 191 | + serviceWorker->add_WebMessageReceived( |
| 192 | + Callback<ICoreWebView2ExperimentalServiceWorkerWebMessageReceivedEventHandler>( |
| 193 | + [this]( |
| 194 | + ICoreWebView2ExperimentalServiceWorker* sender, |
| 195 | + ICoreWebView2WebMessageReceivedEventArgs* args) -> HRESULT |
| 196 | + { |
| 197 | + wil::unique_cotaskmem_string messageRaw; |
| 198 | + CHECK_FAILURE(args->TryGetWebMessageAsString(&messageRaw)); |
| 199 | + std::wstring messageFromWorker = messageRaw.get(); |
| 200 | + |
| 201 | + std::wstringstream message{}; |
| 202 | + message << L"Message: " << std::endl << messageFromWorker << std::endl; |
| 203 | + m_appWindow->AsyncMessageBox(message.str(), L"Message from Service Worker"); |
| 204 | + |
| 205 | + return S_OK; |
| 206 | + }) |
| 207 | + .Get(), |
| 208 | + nullptr); |
| 209 | +} |
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