Avalonia/src/Avalonia.FreeDesktop/DBusIme/IBus/IBusEnums.cs

using System;

namespace Avalonia.FreeDesktop.DBusIme.IBus
{
    [Flags]
    internal enum IBusModifierMask
    {
        ShiftMask    = 1 << 0,
        LockMask     = 1 << 1,
        ControlMask  = 1 << 2,
        Mod1Mask     = 1 << 3,
        Mod2Mask     = 1 << 4,
        Mod3Mask     = 1 << 5,
        Mod4Mask     = 1 << 6,
        Mod5Mask     = 1 << 7,
        Button1Mask  = 1 << 8,
        Button2Mask  = 1 << 9,
        Button3Mask  = 1 << 10,
        Button4Mask  = 1 << 11,
        Button5Mask  = 1 << 12,
        
        HandledMask  = 1 << 24,
        ForwardMask  = 1 << 25,
        IgnoredMask  = ForwardMask,

        SuperMask    = 1 << 26,
        HyperMask    = 1 << 27,
        MetaMask     = 1 << 28,

        ReleaseMask  = 1 << 30,

        ModifierMask = 0x5c001fff
    }

    [Flags]
    internal enum IBusCapability
    {
        CapPreeditText = 1 << 0,
        CapAuxiliaryText = 1 << 1,
        CapLookupTable = 1 << 2,
        CapFocus = 1 << 3,
        CapProperty = 1 << 4,
        CapSurroundingText = 1 << 5,
    }
}