module.exports.eventMask = {
    KeyPress: 0x00000001,
    KeyRelease: 0x00000002,
    ButtonPress: 0x00000004,
    ButtonRelease: 0x00000008,
    EnterWindow: 0x00000010,
    LeaveWindow: 0x00000020,
    PointerMotion: 0x00000040,
    PointerMotionHint: 0x00000080,
    Button1Motion: 0x00000100,
    Button2Motion: 0x00000200,
    Button3Motion: 0x00000400,
    Button4Motion: 0x00000800,
    Button5Motion: 0x00001000,
    ButtonMotion: 0x00002000,
    KeymapState: 0x00004000,
    Exposure: 0x00008000,
    VisibilityChange: 0x00010000,
    StructureNotify: 0x00020000,
    ResizeRedirect: 0x00040000,
    SubstructureNotify: 0x00080000,
    SubstructureRedirect: 0x00100000,
    FocusChange: 0x00200000,
    PropertyChange: 0x00400000,
    ColormapChange: 0x00800000,
    OwnerGrabButton: 0x01000000
    // TODO: add more names for common masks combinations
}

// event.type number
module.exports.eventNumber = module.exports.eventType = {
  KeyPress: 2,
  KeyRelease: 3,
  ButtonPress: 4,
  ButtonRelease: 5,
  MotionNotify: 6,
  Expose: 12,  
  // TODO More events: 
    // EnterNotify: ,
    // LeaveNotify: ,
    // FocusIn: ,
    // FocusOut: ,
    // KeymapNotify: ,
    // Expose: ,
    // GraphicsExpose: ,
    // VisibilityNotify: ,
    // CreateNotify: ,
    // DestroyNotify: ,
    // MapNotify: ,
    // MapRequest: ,
    // ReparentNotify: ,
    // ConfigureNotify: ,
    // ConfigureRequest: ,
    // GravityNotify: ,
    // ResizeRequest: ,
    // CirculateNotify: ,
    // CirculateRequest: ,
    // PropertyNotify: ,
    // SelectionClear: ,
    // SelectionRequest: ,
    // SelectionNotify: ,
    // ColormapNotify: ,
    // ClientMessage: ,
    // MappingNotify: 
}