protected ReactView(IViewModule mainModule)
{
View = CreateReactViewInstance(Factory);
View.Host = this;
MainModule = mainModule;
// bind main module (this is needed so that the plugins are available right away)
View.BindComponent(mainModule);
ExtraInitialize();
}
protected ReactView(IViewModule mainModule)
{
View = CreateReactViewInstance(Factory);
SetResourceReference(StyleProperty, typeof(ReactView)); // force styles to be inherited, must be called after view is created otherwise view might be null
View.Host = this;
MainModule = mainModule;
// bind main module (this is needed so that the plugins are available right away)
View.BindComponent(mainModule);
IsVisibleChanged += OnIsVisibleChanged;
Content = View;
FocusManager.SetIsFocusScope(this, true);
FocusManager.SetFocusedElement(this, View.FocusableElement);
}
private static ReactViewRender CreateReactViewInstance(ReactViewFactory factory)
{
ReactViewRender InnerCreateView()
{
var view = new ReactViewRender(factory.DefaultStyleSheet, () => factory.InitializePlugins(), factory.EnableViewPreload, factory.EnableDebugMode, factory.DevServerURI);
if (factory.ShowDeveloperTools)
{
view.ShowDeveloperTools();
}
return(view);
}
if (factory.EnableViewPreload)
{
var factoryType = factory.GetType();
// check if we have a view cached for the current factory
if (CachedViews.TryGetValue(factoryType, out var cachedView))
{
CachedViews.Remove(factoryType);
}
// create a new view in the background and put it in the cache
Dispatcher.CurrentDispatcher.BeginInvoke((Action)(() => {
if (!CachedViews.ContainsKey(factoryType) && !Dispatcher.CurrentDispatcher.HasShutdownStarted)
{
CachedViews.Add(factoryType, InnerCreateView());
}
}), DispatcherPriority.Background);
if (cachedView != null)
{
return(cachedView);
}
}
return(InnerCreateView());
}
private static ReactViewRender CreateReactViewInstance(ReactViewFactory factory)
{
ReactViewRender InnerCreateView()
{
var view = new ReactViewRender(factory.DefaultStyleSheet, () => factory.InitializePlugins(), factory.EnableViewPreload, factory.MaxNativeMethodsParallelCalls, factory.EnableDebugMode, factory.DevServerURI, factory.RegisterWebJavaScriptObject, factory.UnregisterWebJavaScriptObject, factory.ExecuteWebScriptFunctionWithSerializedParams);
if (factory.ShowDeveloperTools)
{
view.ShowDeveloperTools();
}
return(view);
}
if (factory.EnableViewPreload)
{
var factoryType = factory.GetType();
// check if we have a view cached for the current factory
if (CachedViews.TryGetValue(factoryType, out var cachedView))
{
CachedViews.Remove(factoryType);
}
// create a new view in the background and put it in the cache
AsyncExecuteInUI(() => {
if (!CachedViews.ContainsKey(factoryType))
{
CachedViews.Add(factoryType, InnerCreateView());
}
}, lowPriority: true);
if (cachedView != null)
{
return(cachedView);
}
}
return(InnerCreateView());
}
public static void Initialize(ReactViewRender viewRender, Func <string, object, Func <Func <object>, object>, bool, bool> registerWebJavaScriptObject = null, Action <string> unregisterWebJavaScriptObject = null)
{
new NativeAPI(viewRender, registerWebJavaScriptObject);
}
private NativeAPI(ReactViewRender viewRender, Func <string, object, Func <Func <object>, object>, bool, bool> registerWebJavaScriptObject = null)
{
ViewRender = viewRender;
ViewRender.WebView.RegisterJavascriptObject(NativeObjectName, this);
registerWebJavaScriptObject(NativeObjectName, this, null, false);
}
public LoaderModule(ReactViewRender viewRender)
{
ViewRender = viewRender;
}
public static void Initialize(ReactViewRender viewRender)
{
new NativeAPI(viewRender);
}
private NativeAPI(ReactViewRender viewRender)
{
ViewRender = viewRender;
ViewRender.WebView.RegisterJavascriptObject(NativeObjectName, this);
}