ExternalStorageFile Class
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Represents a file on the SD card.
Inheritance Hierarchy
System..::.Object
Microsoft.Phone.Storage..::.ExternalStorageFile
Namespace: Microsoft.Phone.Storage
Assembly: Microsoft.Phone (in Microsoft.Phone.dll)
Syntax
Public Class ExternalStorageFile _
Implements IDisposable
public class ExternalStorageFile : IDisposable
The ExternalStorageFile type exposes the following members.
Properties
| Name | Description | |
|---|---|---|
.gif "Public property") |
DateModified | Gets the date and time when the current file was last modified. |
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Name | Gets the name of the file, including the file name extension. |
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Path | Gets the path of the current file. |
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Methods
| Name | Description | |
|---|---|---|
.gif "Public method") |
Dispose()()() | Releases all resources used by the file on the SD card. |
.gif "Protected method") |
Dispose(Boolean) | Releases all resources used by the file on the SD card. |
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Equals(Object) | Determines whether the specified Object is equal to the current Object. (Inherited from Object.) |
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Finalize | Performs cleanup operations prior to garbage collection. (Overrides Object..::.Finalize()()().) |
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GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
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GetType | Gets the Type of the current instance. (Inherited from Object.) |
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MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
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OpenForReadAsync | Opens a stream over the current file for reading file contents. (This method cannot be used in Silverlight 8.1 apps. See remarks.) |
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ToString | Returns a string that represents the current object. (Inherited from Object.) |
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Remarks
Your app must register for a file association in the app manifest file to declare what file types (extensions) can be read from the SD card. For more info, see Auto-launching apps using file and URI associations for Windows Phone 8.
Capabilities
If you use this API in your app, you must specify the following capabilities in the app manifest. Otherwise, your app might not work correctly or it might exit unexpectedly.
ID_CAP_REMOVABLE_STORAGE |
Windows Phone 8 |
For more info, see App capabilities and hardware requirements for Windows Phone 8.
Version Information
Windows Phone OS
Supported in: 8.1, 8.0
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.