ToolboxItem::ValidatePropertyValue Method (String^, Object^)

 

Validates a property before it is assigned to the property dictionary.

Namespace:   System.Drawing.Design
Assembly:  System.Drawing (in System.Drawing.dll)

protected:
virtual Object^ ValidatePropertyValue(
	String^ propertyName,
	Object^ value
)

Parameters

propertyName
Type: System::String^

The name of the property to validate.

value
Type: System::Object^

The value against which to validate.

Return Value

Type: System::Object^

The value used to perform validation.

Exception Condition
ArgumentNullException

value is null, and propertyName is "IsTransient".

The ValidatePropertyValue method is called whenever a value is set in the property dictionary. With this method, you can change the value of an object before committing it, or reject it by throwing an exception.

.NET Framework
Available since 2.0
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