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- #include "pch.h"
- #include "ReactWebViewManager.h"
- #include "NativeModules.h"
- #include "ReactWebView.h"
- #include "JSValueXaml.h"
-
- namespace winrt {
- using namespace Microsoft::ReactNative;
- using namespace Windows::Foundation;
- using namespace Windows::Foundation::Collections;
- using namespace Windows::UI;
- using namespace Windows::UI::Xaml;
- using namespace Windows::UI::Xaml::Controls;
- }
-
- namespace winrt::ReactNativeWebView::implementation {
-
- ReactWebViewManager::ReactWebViewManager() {}
-
- // IViewManager
- winrt::hstring ReactWebViewManager::Name() noexcept {
- return L"RCTWebView";
- }
-
- winrt::FrameworkElement ReactWebViewManager::CreateView() noexcept {
- m_reactWebView = *winrt::make_self<ReactWebView>(m_reactContext);
- return m_reactWebView.GetView();
- }
-
- // IViewManagerWithReactContext
- winrt::IReactContext ReactWebViewManager::ReactContext() noexcept {
- return m_reactContext;
- }
-
- void ReactWebViewManager::ReactContext(IReactContext reactContext) noexcept {
- m_reactContext = reactContext;
- }
-
- // IViewManagerWithNativeProperties
- IMapView<hstring, ViewManagerPropertyType> ReactWebViewManager::NativeProps() noexcept {
- auto nativeProps = winrt::single_threaded_map<hstring, ViewManagerPropertyType>();
- nativeProps.Insert(L"source", ViewManagerPropertyType::Map);
- return nativeProps.GetView();
- }
-
- void ReactWebViewManager::UpdateProperties(
- FrameworkElement const& view,
- IJSValueReader const& propertyMapReader) noexcept {
- if (auto webView = view.try_as<winrt::WebView>()) {
- const JSValueObject& propertyMap = JSValueObject::ReadFrom(propertyMapReader);
-
- for (auto const& pair : propertyMap) {
- auto const& propertyName = pair.first;
- auto const& propertyValue = pair.second;
- if (propertyValue.IsNull()) continue;
-
- if (propertyName == "source") {
- auto const& srcMap = propertyValue.AsObject();
- if (srcMap.find("uri") != srcMap.end()) {
- auto uriString = srcMap.at("uri").AsString();
- if (uriString.length() == 0) {
- continue;
- }
-
- bool isPackagerAsset = false;
- if (srcMap.find("__packager_asset") != srcMap.end()) {
- isPackagerAsset = srcMap.at("__packager_asset").AsBoolean();
- }
- if (isPackagerAsset && uriString.find("file://") == 0) {
- auto bundleRootPath = winrt::to_string(ReactNativeHost().InstanceSettings().BundleRootPath());
- uriString.replace(0, 7, bundleRootPath.empty() ? "ms-appx-web:///Bundle/" : bundleRootPath);
- }
-
- webView.Navigate(winrt::Uri(to_hstring(uriString)));
- }
- else if (srcMap.find("html") != srcMap.end()) {
- auto htmlString = srcMap.at("html").AsString();
- webView.NavigateToString(to_hstring(htmlString));
- }
- }
- else if (propertyName == "backgroundColor") {
- auto color = propertyValue.To<winrt::Color>();
- webView.DefaultBackgroundColor(color.A==0 ? winrt::Colors::Transparent() : color);
- }
- }
- }
- }
-
- // IViewManagerWithExportedEventTypeConstants
- ConstantProviderDelegate ReactWebViewManager::ExportedCustomBubblingEventTypeConstants() noexcept {
- return nullptr;
- }
-
- ConstantProviderDelegate ReactWebViewManager::ExportedCustomDirectEventTypeConstants() noexcept {
- return [](winrt::IJSValueWriter const& constantWriter) {
- WriteCustomDirectEventTypeConstant(constantWriter, "LoadingStart");
- WriteCustomDirectEventTypeConstant(constantWriter, "LoadingFinish");
- WriteCustomDirectEventTypeConstant(constantWriter, "LoadingError");
- WriteCustomDirectEventTypeConstant(constantWriter, "Message");
- };
- }
-
- // IViewManagerWithCommands
- IVectorView<hstring> ReactWebViewManager::Commands() noexcept {
- auto commands = winrt::single_threaded_vector<hstring>();
- commands.Append(L"goForward");
- commands.Append(L"goBack");
- commands.Append(L"reload");
- commands.Append(L"stopLoading");
- commands.Append(L"injectJavaScript");
- return commands.GetView();
- }
-
- void ReactWebViewManager::DispatchCommand(
- FrameworkElement const& view,
- winrt::hstring const& commandId,
- winrt::IJSValueReader const& commandArgsReader) noexcept {
- auto commandArgs = JSValue::ReadArrayFrom(commandArgsReader);
- if (auto webView = view.try_as<winrt::WebView>()) {
- if (commandId == L"goForward") {
- if (webView.CanGoForward()) {
- webView.GoForward();
- }
- }
- else if (commandId == L"goBack") {
- if (webView.CanGoBack()) {
- webView.GoBack();
- }
- }
- else if (commandId == L"reload") {
- webView.Refresh();
- }
- else if (commandId == L"stopLoading") {
- webView.Stop();
- }
- else if (commandId == L"injectJavaScript") {
- webView.InvokeScriptAsync(L"eval", { winrt::to_hstring(commandArgs[0].AsString()) });
- }
- }
- }
-
- } // namespace winrt::ReactWebView::implementation
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