public static object CreateRcwForComObject(IntPtr ptr)
{
if (ptr == IntPtr.Zero)
{
return(null);
}
IObjectReference identity = GetObjectReferenceForInterface(ptr).As <IUnknownVftbl>();
object keepAliveSentinel = null;
Func <IntPtr, System.WeakReference <object> > rcwFactory = (_) =>
{
object runtimeWrapper = null;
if (identity.TryAs <IInspectable.Vftbl>(out var inspectableRef) == 0)
{
var inspectable = new IInspectable(identity);
string runtimeClassName = inspectable.GetRuntimeClassName();
runtimeWrapper = TypedObjectFactoryCache.GetOrAdd(runtimeClassName, className => CreateTypedRcwFactory(className))(inspectable);
}
else if (identity.TryAs <ABI.WinRT.Interop.IWeakReference.Vftbl>(out var weakRef) == 0)
{
runtimeWrapper = new ABI.WinRT.Interop.IWeakReference(weakRef);
}
keepAliveSentinel = runtimeWrapper; // We don't take a strong reference on runtimeWrapper at any point, so we need to make sure it lives until it can get assigned to rcw.
var runtimeWrapperReference = new System.WeakReference <object>(runtimeWrapper);
var cleanupSentinel = new RuntimeWrapperCleanup(identity.ThisPtr, runtimeWrapperReference);
return(runtimeWrapperReference);
};
public WeakReference(T target)
{
_managedWeakReference = new System.WeakReference <T>(target);
if (target is object && ComWrappersSupport.TryUnwrapObject(target, out var objRef))
{
_nativeWeakReference = target.As <IWeakReferenceSource>().GetWeakReference();
}
}
public int GetHashCode(System.WeakReference <T> w)
{
T t;
return(w.TryGetTarget(out t)
? t.GetHashCode()
: -1);
}
public FarmingHysteresisData(System.WeakReference <Zone_Growing> weakReference)
{
zoneWeakReference = weakReference;
enabled = false;
lowerBound = Constants.DefaultHysteresisLowerBound;
upperBound = Constants.DefaultHysteresisUpperBound;
latchMode = LatchMode.Unknown;
}
public bool Equals(System.WeakReference <T> w1, T t2)
{
T t1;
var r1 = w1.TryGetTarget(out t1);
return((!r1 && t1 != null) ||
t1.SafeEquals(t2));
}
public static T GetTarget <T>(this System.WeakReference <T> wr) where T : class
{
T value;
if (!wr.TryGetTarget(out value))
{
value = default(T);
}
return(value);
}
public static T FindOrCreate <T>(this System.WeakReference <T> wr, Func <T> factory) where T : class
{
T value;
if (!wr.TryGetTarget(out value))
{
value = factory();
wr.SetTarget(value);
}
return(value);
}
public bool Equals(System.WeakReference <T> w1, System.WeakReference <T> w2)
{
T t1;
T t2;
var r1 = w1.TryGetTarget(out t1);
var r2 = w2.TryGetTarget(out t2);
return(((r1 && r2) || (!r1 && !r2)) &&
t1.SafeEquals(t2));
}
public bool Equals(System.WeakReference <T>?w1, System.WeakReference <T>?w2)
{
T?t1 = null;
T?t2 = null;
var r1 = w1?.TryGetTarget(out t1) ?? false;
var r2 = w2?.TryGetTarget(out t2) ?? false;
return(((r1 && r2) || (!r1 && !r2)) &&
SafeEquals <T>(t1, t2));
}
protected override void OnCreate(Bundle savedInstanceState)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.SetTheme(Resource.Style.MainTheme);
base.OnCreate(savedInstanceState);
Xamarin.Forms.Forms.SetFlags("RadioButton_Experimental");
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
Xamarin.Forms.Forms.Init(this, savedInstanceState);
Xamarin.Forms.FormsMaterial.Init(this, savedInstanceState);
FFImageLoading.Forms.Platform.CachedImageRenderer.Init(enableFastRenderer: true);
global::FFImageLoading.ImageService.Instance.Initialize(new FFImageLoading.Config.Configuration());
UserDialogs.Init(this);
// files へのファイルアクセスに必要かもしれない
/*
* var permission = ContextCompat.CheckSelfPermission(this, Manifest.Permission.WriteExternalStorage);
* if (permission != (int)Permission.Granted)
* {
* // We don't have permission so prompt the user
* ActivityCompat.RequestPermissions(this, new String[] { Manifest.Permission.WriteExternalStorage },1);
* }
*/
// ログ用のパスを一度取得する
// こうしないと files フォルダが作られない
var contextRef = new System.WeakReference <Context>(this);
contextRef.TryGetTarget(out var c);
var dir = c.GetExternalFilesDir(null).AbsolutePath;
var filename = Path.Combine(dir, $"trace-dummy.txt");
using (var tw = System.IO.File.OpenWrite(filename))
{
using (var sw = new StreamWriter(tw))
{
sw.WriteLine("START: " + DateTime.Now.ToString());
}
}
//NotificationCenter.CreateNotificationChannel();
LoadApplication(new App(new AndroidInitializer()));
//NotificationCenter.NotifyNotificationTapped(base.Intent);
// Appの初期化以降は、App.LoggerService.Debug が使える
App.LoggerService.Info("START in Android: ");
}
public static bool HasTarget <T>(this System.WeakReference <T> wr) where T : class
{
T value;
return(wr.TryGetTarget(out value));
}
/// <summary>
/// Initializes a new instance of the <see cref="WF.Player.AsyncDrawable"/> class.
/// </summary>
/// <param name="res">Resources of the context.</param>
/// <param name="bitmap">Bitmap to load.</param>
/// <param name="asyncImageTask">AsyncImageTask, which belongs to this AsyncDrawable.</param>
public AsyncDrawable(Resources res, Bitmap bitmap, AsyncImageTask asyncImageTask) : base(res, bitmap)
{
_asyncImageTaskReference = new WeakReference <AsyncImageTask>(asyncImageTask);
}
/// <summary>
/// Initializes a new instance of the <see cref="WF.Player.AsyncDrawable"/> class.
/// </summary>
/// <param name="res">Resources of the context.</param>
/// <param name="bitmap">Bitmap to load.</param>
/// <param name="asyncImageTask">AsyncImageTask, which belongs to this AsyncDrawable.</param>
public AsyncDrawable(Resources res, Bitmap bitmap, AsyncImageTask asyncImageTask) : base(res, bitmap)
{
_asyncImageTaskReference = new WeakReference<AsyncImageTask>(asyncImageTask);
}
public WeakReference(T target)
{
_managedWeakReference = new System.WeakReference <T>(target);
}
/**
* Creates new entry.
*/
public Entry(K key, int hash, Entry next)
{
this.weakRef = new WeakReference <K>(key);
this.hash = hash;
this.next = next;
}
