FolderInformation.GetThumbnailAsync 方法
定義
重要
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多載
| GetThumbnailAsync(ThumbnailMode) |
擷取與 StorageFolder相關聯的縮圖。 |
| GetThumbnailAsync(ThumbnailMode, UInt32) |
擷取與 StorageFolder相關聯的縮圖，並將其調整為指定的大小。 |
| GetThumbnailAsync(ThumbnailMode, UInt32, ThumbnailOptions) |
根據指定的選項，擷取與 StorageFolder相關聯的縮圖。 |
GetThumbnailAsync(ThumbnailMode)
擷取與 StorageFolder相關聯的縮圖。
public:
virtual IAsyncOperation<StorageItemThumbnail ^> ^ GetThumbnailAsync(ThumbnailMode mode) = GetThumbnailAsync;/// [Windows.Foundation.Metadata.Overload("GetThumbnailAsyncOverloadDefaultSizeDefaultOptions")]
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode const& mode);[Windows.Foundation.Metadata.Overload("GetThumbnailAsyncOverloadDefaultSizeDefaultOptions")]
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode mode);function getThumbnailAsync(mode)Public Function GetThumbnailAsync (mode As ThumbnailMode) As IAsyncOperation(Of StorageItemThumbnail)參數
- mode
- ThumbnailMode
要擷取的縮圖模式。
傳回
當此方法成功完成時，它會以 StorageItemThumbnail 物件的形式傳回縮圖影像。
實作
- 屬性
另請參閱
適用於
GetThumbnailAsync(ThumbnailMode, UInt32)
擷取與 StorageFolder相關聯的縮圖，並將其調整為指定的大小。
public:
virtual IAsyncOperation<StorageItemThumbnail ^> ^ GetThumbnailAsync(ThumbnailMode mode, unsigned int requestedSize) = GetThumbnailAsync;/// [Windows.Foundation.Metadata.Overload("GetThumbnailAsyncOverloadDefaultOptions")]
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode const& mode, uint32_t const& requestedSize);[Windows.Foundation.Metadata.Overload("GetThumbnailAsyncOverloadDefaultOptions")]
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode mode, uint requestedSize);function getThumbnailAsync(mode, requestedSize)Public Function GetThumbnailAsync (mode As ThumbnailMode, requestedSize As UInteger) As IAsyncOperation(Of StorageItemThumbnail)參數
- mode
- ThumbnailMode
要擷取的縮圖模式。
- requestedSize
-
UInt32
unsigned int
uint32_t
要擷取之縮圖圖元的要求大小。
傳回
當此方法成功完成時，它會以 StorageItemThumbnail 物件的形式傳回縮圖影像。
實作
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,System.UInt32)
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,unsigned int)
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,uint32_t)
- 屬性
另請參閱
適用於
GetThumbnailAsync(ThumbnailMode, UInt32, ThumbnailOptions)
根據指定的選項，擷取與 StorageFolder相關聯的縮圖。
public:
virtual IAsyncOperation<StorageItemThumbnail ^> ^ GetThumbnailAsync(ThumbnailMode mode, unsigned int requestedSize, ThumbnailOptions options) = GetThumbnailAsync;/// [Windows.Foundation.Metadata.Overload("GetThumbnailAsync")]
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode const& mode, uint32_t const& requestedSize, ThumbnailOptions const& options);[Windows.Foundation.Metadata.Overload("GetThumbnailAsync")]
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<StorageItemThumbnail> GetThumbnailAsync(ThumbnailMode mode, uint requestedSize, ThumbnailOptions options);function getThumbnailAsync(mode, requestedSize, options)Public Function GetThumbnailAsync (mode As ThumbnailMode, requestedSize As UInteger, options As ThumbnailOptions) As IAsyncOperation(Of StorageItemThumbnail)參數
- mode
- ThumbnailMode
要擷取的縮圖模式。
- requestedSize
-
UInt32
unsigned int
uint32_t
要擷取之縮圖圖元的要求大小。
- options
- ThumbnailOptions
縮圖擷取選項。
傳回
當此方法成功完成時，它會以 StorageItemThumbnail 物件的形式傳回縮圖影像。
實作
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,System.UInt32,Windows.Storage.FileProperties.ThumbnailOptions)
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,unsigned int,Windows.Storage.FileProperties.ThumbnailOptions)
M:Windows.Storage.IStorageItemProperties.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode,uint32_t,Windows.Storage.FileProperties.ThumbnailOptions)
- 屬性