public bool ShowConflictsDialog {get; set;}

{
  var vOptions = ApplicationOptions.VersioningOptions;

  vOptions.DefineConflicts = (vOptions.DefineConflicts == ConflictDetectionType.ByRow) ?
    ConflictDetectionType.ByColumn : ConflictDetectionType.ByRow;
  vOptions.ConflictResolution = (
    vOptions.ConflictResolution == ConflictResolutionType.FavorEditVersion) ?
      ConflictResolutionType.FavorTargetVersion : ConflictResolutionType.FavorEditVersion;
  vOptions.ShowConflictsDialog = !vOptions.ShowConflictsDialog;
  vOptions.ShowReconcileDialog = !vOptions.ShowReconcileDialog;
}