enum UpdateOption { kUpdateOptionNone = 0, kUpdateOptionSkipFormat = 0x20000, kUpdateOptionUpdateRowHeight = 0x40000, kUpdateOptionUpdateColumnWidth = 0x80000, kUpdateOptionAllowSourceUpdate = 0x100000, kUpdateOptionForceFullSourceUpdate = 0x200000, kUpdateOptionOverwriteContentModifiedAfterUpdate = 0x400000, kUpdateOptionOverwriteFormatModifiedAfterUpdate = 0x800000, kUpdateOptionForPreview = 0x1000000, kUpdateOptionIncludeXrefs = 0x2000000, kUpdateOptionSkipFormatAfterFirstUpdate = 0x4000000 };