ContentResolver.OpenFile(Uri, String, CancellationSignal) 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
[Android.Runtime.Register("openFile", "(Landroid/net/Uri;Ljava/lang/String;Landroid/os/CancellationSignal;)Landroid/os/ParcelFileDescriptor;", "", ApiSince=29)]
public Android.OS.ParcelFileDescriptor? OpenFile (Android.Net.Uri uri, string mode, Android.OS.CancellationSignal? signal);
[<Android.Runtime.Register("openFile", "(Landroid/net/Uri;Ljava/lang/String;Landroid/os/CancellationSignal;)Landroid/os/ParcelFileDescriptor;", "", ApiSince=29)>]
member this.OpenFile : Android.Net.Uri * string * Android.OS.CancellationSignal -> Android.OS.ParcelFileDescriptor
參數
- uri
- Uri
- mode
- String
- signal
- CancellationSignal
傳回
- 屬性