namespace Standard
{
    using System;
    using System.Runtime.InteropServices;

    [ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("ea1afb91-9e28-4b86-90e9-9e9f8a5eefaf")]
    internal interface ITaskbarList4 : Standard.ITaskbarList3, Standard.ITaskbarList2, Standard.ITaskbarList
    {
        void HrInit();
        void AddTab(IntPtr hwnd);
        void DeleteTab(IntPtr hwnd);
        void ActivateTab(IntPtr hwnd);
        void SetActiveAlt(IntPtr hwnd);
        void MarkFullscreenWindow(IntPtr hwnd, [MarshalAs(UnmanagedType.Bool)] bool fFullscreen);
        [PreserveSig]
        Standard.HRESULT SetProgressValue(IntPtr hwnd, ulong ullCompleted, ulong ullTotal);
        [PreserveSig]
        Standard.HRESULT SetProgressState(IntPtr hwnd, Standard.TBPF tbpFlags);
        [PreserveSig]
        Standard.HRESULT RegisterTab(IntPtr hwndTab, IntPtr hwndMDI);
        [PreserveSig]
        Standard.HRESULT UnregisterTab(IntPtr hwndTab);
        [PreserveSig]
        Standard.HRESULT SetTabOrder(IntPtr hwndTab, IntPtr hwndInsertBefore);
        [PreserveSig]
        Standard.HRESULT SetTabActive(IntPtr hwndTab, IntPtr hwndMDI, uint dwReserved);
        [PreserveSig]
        Standard.HRESULT ThumbBarAddButtons(IntPtr hwnd, uint cButtons, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex=1)] Standard.THUMBBUTTON[] pButtons);
        [PreserveSig]
        Standard.HRESULT ThumbBarUpdateButtons(IntPtr hwnd, uint cButtons, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex=1)] Standard.THUMBBUTTON[] pButtons);
        [PreserveSig]
        Standard.HRESULT ThumbBarSetImageList(IntPtr hwnd, [MarshalAs(UnmanagedType.IUnknown)] object himl);
        [PreserveSig]
        Standard.HRESULT SetOverlayIcon(IntPtr hwnd, IntPtr hIcon, [MarshalAs(UnmanagedType.LPWStr)] string pszDescription);
        [PreserveSig]
        Standard.HRESULT SetThumbnailTooltip(IntPtr hwnd, [MarshalAs(UnmanagedType.LPWStr)] string pszTip);
        [PreserveSig]
        Standard.HRESULT SetThumbnailClip(IntPtr hwnd, Standard.RefRECT prcClip);
        void SetTabProperties(IntPtr hwndTab, Standard.STPF stpFlags);
    }
}