ToolboxItem.ValidatePropertyType(String, Object, Type, Boolean) Method

Reference

Definition

Namespace:: System.Drawing.Design

Assembly:: System.Drawing.dll

Assembly:: System.Windows.Forms.Design.dll

Important

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Validates that an object is of a given type.

protected:
 void ValidatePropertyType(System::String ^ propertyName, System::Object ^ value, Type ^ expectedType, bool allowNull);

protected void ValidatePropertyType (string propertyName, object value, Type expectedType, bool allowNull);

protected void ValidatePropertyType (string propertyName, object? value, Type expectedType, bool allowNull);

member this.ValidatePropertyType : string * obj * Type * bool -> unit

Protected Sub ValidatePropertyType (propertyName As String, value As Object, expectedType As Type, allowNull As Boolean)

Parameters

propertyName: String

The name of the property to validate.

value: Object

Optional value against which to validate.

expectedType: Type

The expected type of the property.

allowNull: Boolean

true to allow null; otherwise, false.

Exceptions

ArgumentNullException

value is null, and allowNull is false.

ArgumentException

value is not the type specified by expectedType.

Remarks

The ValidatePropertyType method is called as a helper method to the ValidatePropertyValue method.

Applies to