namespace AppKit
{
    [Protocol(Name = "NSComboBoxDataSource", WrapperType = typeof(NSComboBoxDataSourceWrapper))]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "ObjectValueForItem", ParameterByRef = new[] { false, false }, ParameterType = new[] { typeof(NSComboBox), typeof(IntPtr) }, ReturnType = typeof(NSObject), Selector = "comboBox:objectValueForItemAtIndex:")]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "ItemCount", ParameterByRef = new[] { false }, ParameterType = new[] { typeof(NSComboBox) }, ReturnType = typeof(IntPtr), Selector = "numberOfItemsInComboBox:")]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "CompletedString", ParameterByRef = new[] { false, false }, ParameterType = new[] { typeof(NSComboBox), typeof(string) }, ReturnType = typeof(string), Selector = "comboBox:completedString:")]
    [ProtocolMember(IsProperty = false, IsRequired = false, IsStatic = false, Name = "IndexOfItem", ParameterByRef = new[] { false, false }, ParameterType = new[] { typeof(NSComboBox), typeof(string) }, ReturnType = typeof(IntPtr), Selector = "comboBox:indexOfItemWithStringValue:")]
    [SupportedOSPlatform("macos")]
    [UnsupportedOSPlatform("maccatalyst")]
    public interface INSComboBoxDataSource : INativeObject, IDisposable
}