/// <summary>
/// Edits the value of the specified object using the specified service provider and context.
/// </summary>
/// <param name="context">An <see cref="ITypeDescriptorContext"/> that can be used to gain additional context information. </param>
/// <param name="provider">A service provider object through which editing services can be obtained.</param>
/// <param name="value">The object to edit the value of.</param>
/// <returns>The new value of the object. If the value of the object has not changed, this should return the same object it was passed.</returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (context.PropertyDescriptor != null && context.PropertyDescriptor.Attributes[typeof(GenericDictionaryEditorAttribute)] is GenericDictionaryEditorAttribute attribute)
{
_mEditorAttribute = attribute;
if (_mEditorAttribute.KeyDefaultProviderType == null)
{
_mEditorAttribute.KeyDefaultProviderType = typeof(DefaultProvider <TKey>);
}
if (_mEditorAttribute.ValueDefaultProviderType == null)
{
_mEditorAttribute.ValueDefaultProviderType = typeof(DefaultProvider <TValue>);
}
}
else
{
_mEditorAttribute = new GenericDictionaryEditorAttribute
{
KeyDefaultProviderType = typeof(DefaultProvider <TKey>),
ValueDefaultProviderType = typeof(DefaultProvider <TValue>)
};
}
return(base.EditValue(context, provider, value));
}
public EditableKeyValuePair(TKey key, TValue value, GenericDictionaryEditorAttribute editorAttribute)
{
Key = key;
Value = value;
EditorAttribute = editorAttribute ?? throw new ArgumentNullException(nameof(editorAttribute));
}