KeysConverter.ConvertFrom(ITypeDescriptorContext, CultureInfo, Object) Method
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Converts the specified object to the converter's native type.
public:
override System::Object ^ ConvertFrom(System::ComponentModel::ITypeDescriptorContext ^ context, System::Globalization::CultureInfo ^ culture, System::Object ^ value);
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);
override this.ConvertFrom : System.ComponentModel.ITypeDescriptorContext * System.Globalization.CultureInfo * obj -> obj
abstract member 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
- context
- ITypeDescriptorContext
An ITypeDescriptorContext
that provides a format context, which can be used to extract additional information about the environment this converter is being invoked from. This parameter or properties of this parameter can be null.
- culture
- CultureInfo
A CultureInfo
object to provide locale information.
- value
- Object
The object to convert.
An object that represents the converted value
.
The ConvertFrom method is specialized to convert objects of type String or Enum array. In this case, it will return an object of type Keys. Otherwise, it defers evaluation to the base implementation of this method.
The context
parameter can be used to extract additional information about the environment this converter is being invoked from. This may be null
, so you should always check. Also, properties on the context object may also return null
.
Product | Versions |
---|---|
.NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
Windows Desktop | 3.0, 3.1, 5, 6, 7, 8, 9 |
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