Skip to main content
.NET Framework Class Library
TypeConverterCanConvertFrom Method (ITypeDescriptorContext, Type)

Returns whether this converter can convert an object of the given type to the type of this converter, using the specified context.

Namespace:   System.ComponentModel
Assembly:  System (in System.dll)
Syntax
Public Overridable Function CanConvertFrom ( _
	context As [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_0_0_0%], _
	sourceType As [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_0_0_1%] _
) As [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_0_0_2%]
public virtual [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_1_0_0%] CanConvertFrom(
	[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_1_0_1%] context,
	[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_1_0_2%] sourceType
)
public:
virtual [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_2_0_0%] CanConvertFrom(
	[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_2_0_1%]^ context, 
	[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_2_0_2%]^ sourceType
)
abstract CanConvertFrom : 
        context:[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_0%] * 
        sourceType:[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_1%] -> [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_2%]  
override CanConvertFrom : 
        context:[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_3%] * 
        sourceType:[%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_4%] -> [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_3_0_5%]
public function CanConvertFrom(
	context : [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_4_0_0%], 
	sourceType : [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_4_0_1%]
) : [%$TOPIC/y5th8ef6_en-us_VS_110_1_0_4_0_2%]

Parameters

context
Type: System.ComponentModelITypeDescriptorContext

An ITypeDescriptorContext that provides a format context.

sourceType
Type: SystemType

A Type that represents the type you want to convert from.

Return Value

Type: SystemBoolean
true if this converter can perform the conversion; otherwise, false.
Remarks

As implemented in this class, this method returns false, unless sourceType is an InstanceDescriptor.

Notes to Inheritors

Override this method to provide your own conversion requirements.

Use the context parameter to extract additional information about the environment from which this converter is invoked. This parameter can be , so always check it. Also, properties on the context object can return .

Version Information

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8