Enum ImageLockMode Path C++ Link System.Drawing.Imaging.ImageLockMode, System.Drawing underlying int32 System.Drawing.dll Values 4 NameValueHex ReadOnly10x01WriteOnly20x02ReadWrite30x03UserInputBuffer40x04 Used by 2types with a member, parameter or interface of this type BitmapGDIPlus // System.Drawing.Imaging.ImageLockMode, System.Drawing enum class ImageLockMode : int32 { ReadOnly = 1, WriteOnly = 2, ReadWrite = 3, UserInputBuffer = 4, };