Condividi tramite


BitmapImage.ImageOpened Event

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Occurs when the image source is downloaded and decoded with no failure. You can use this event to determine the size of an image before rendering it.

Namespace:  System.Windows.Media.Imaging
Assembly:  System.Windows (in System.Windows.dll)

Syntax

'Declaration
Public Event ImageOpened As EventHandler(Of RoutedEventArgs)
public event EventHandler<RoutedEventArgs> ImageOpened

Remarks

If the image-decode fails for any reason, this event does not fire. Once this event fires, the PixelHeight and PixelWidth properties are guaranteed to be valid.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.