語言

ImageSourceConverter.ConvertFrom 方法

定義

命名空間:
System.Windows.Media
組件:
PresentationCore.dll

嘗試將指定物件轉換為 的實例 ImageSource。

public:
 override System::Object ^ ConvertFrom(System::ComponentModel::ITypeDescriptorContext ^ context, System::Globalization::CultureInfo ^ culture, System::Object ^ value);
[System.Security.SecurityCritical]
[System.Security.SecurityTreatAsSafe]
public override object ConvertFrom(System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value);
public override object ConvertFrom(System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value);
[<System.Security.SecurityCritical>]
[<System.Security.SecurityTreatAsSafe>]
override this.ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj
override this.ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj
Public Overrides Function ConvertFrom (context As ITypeDescriptorContext, culture As CultureInfo, value As Object) As Object

參數

context
ITypeDescriptorContext

輸入用於轉換的上下文資訊。

culture
CultureInfo

在皈依過程中受到尊重的文化資訊。

value
Object

正在轉換的物件。

傳回

Object

一個新的實例。ImageSource

屬性
SecurityCriticalAttribute SecurityTreatAsSafeAttribute

例外狀況

NotSupportedException

value 是 null 或是無效型態。

適用於