/// <summary>
/// Factory method for creating the appropriate drop-down control based on the given property descriptor.
/// If the property descriptor supports a UITypeEditor, a TypeEditorHost will be created with that editor.
/// If not, and the TypeConverver attached to the PropertyDescriptor supports standard values, a
/// TypeEditorHostListBox will be created with this TypeConverter.
/// </summary>
/// <param name="propertyDescriptor">A property descriptor describing the property being set</param>
/// <param name="instance">The object instance being edited</param>
/// <param name="editControlStyle">The type of control to show in the edit area.</param>
/// <returns>A TypeEditorHost instance if the given property descriptor supports it, null otherwise.</returns>
public static new TypeEditorHost Create(PropertyDescriptor propertyDescriptor, object instance, TypeEditorHostEditControlStyle editControlStyle)
{
TypeEditorHost host = null;
if (propertyDescriptor != null)
{
UITypeEditor editor = propertyDescriptor.GetEditor(typeof(UITypeEditor)) as UITypeEditor;
if (editor != null)
{
return new OnScreenTypeEditorHost(editor, propertyDescriptor, instance, editControlStyle);
}
TypeConverter typeConverter = propertyDescriptor.Converter;
if ((typeConverter != null) && typeConverter.GetStandardValuesSupported(null))
{
host = new OnScreenTypeEditorHostListBox(typeConverter, propertyDescriptor, instance, editControlStyle);
}
}
return host;
}
/// <summary>
/// Factory method for creating the appropriate drop-down control based on the given property descriptor.
/// If the property descriptor supports a UITypeEditor, a TypeEditorHost will be created with that editor.
/// If not, and the TypeConverver attached to the PropertyDescriptor supports standard values, a
/// TypeEditorHostListBox will be created with this TypeConverter.
/// </summary>
/// <param name="propertyDescriptor">A property descriptor describing the property being set</param>
/// <param name="instance">The object instance being edited</param>
/// <param name="editControlStyle">The type of control to show in the edit area.</param>
/// <returns>A TypeEditorHost instance if the given property descriptor supports it, null otherwise.</returns>
public static new TypeEditorHost Create(PropertyDescriptor propertyDescriptor, object instance, TypeEditorHostEditControlStyle editControlStyle)
{
TypeEditorHost host = null;
if (propertyDescriptor != null)
{
UITypeEditor editor = propertyDescriptor.GetEditor(typeof(UITypeEditor)) as UITypeEditor;
if (editor != null)
{
return(new OnScreenTypeEditorHost(editor, propertyDescriptor, instance, editControlStyle));
}
TypeConverter typeConverter = propertyDescriptor.Converter;
if ((typeConverter != null) && typeConverter.GetStandardValuesSupported(null))
{
host = new OnScreenTypeEditorHostListBox(typeConverter, propertyDescriptor, instance, editControlStyle);
}
}
return(host);
}
