Allow BA to opt out of MSI transaction.

1 files changed, 25 insertions, 0 deletions

diff --git a/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs b/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
index d7dbf04c..b6fdca1e 100644
--- a/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
+++ b/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
@@ -86,6 +86,9 @@ namespace WixToolset.Mba.Core
         public event EventHandler<PlanRelatedBundleEventArgs> PlanRelatedBundle;
 
         /// <inheritdoc/>
+        public event EventHandler<PlanRollbackBoundaryEventArgs> PlanRollbackBoundary;
+
+        /// <inheritdoc/>
         public event EventHandler<PlanPackageBeginEventArgs> PlanPackageBegin;
 
         /// <inheritdoc/>
@@ -497,6 +500,18 @@ namespace WixToolset.Mba.Core
         }
 
         /// <summary>
+        /// Called by the engine, raises the <see cref="PlanRollbackBoundary"/> event.
+        /// </summary>
+        protected virtual void OnPlanRollbackBoundary(PlanRollbackBoundaryEventArgs args)
+        {
+            EventHandler<PlanRollbackBoundaryEventArgs> handler = this.PlanRollbackBoundary;
+            if (null != handler)
+            {
+                handler(this, args);
+            }
+        }
+
+        /// <summary>
         /// Called by the engine, raises the <see cref="PlanPackageBegin"/> event.
         /// </summary>
         /// <param name="args">Additional arguments for this event.</param>
@@ -1378,6 +1393,16 @@ namespace WixToolset.Mba.Core
             return args.HResult;
         }
 
+        int IBootstrapperApplication.OnPlanRollbackBoundary(string wzRollbackBoundaryId, bool fRecommendedTransaction, ref bool fTransaction, ref bool fCancel)
+        {
+            PlanRollbackBoundaryEventArgs args = new PlanRollbackBoundaryEventArgs(wzRollbackBoundaryId, fRecommendedTransaction, fTransaction, fCancel);
+            this.OnPlanRollbackBoundary(args);
+
+            fTransaction = args.Transaction;
+            fCancel = args.Cancel;
+            return args.HResult;
+        }
+
         int IBootstrapperApplication.OnPlanPackageBegin(string wzPackageId, PackageState state, bool fCached, BOOTSTRAPPER_PACKAGE_CONDITION_RESULT installCondition, RequestState recommendedState, BOOTSTRAPPER_CACHE_TYPE recommendedCacheType, ref RequestState pRequestedState, ref BOOTSTRAPPER_CACHE_TYPE pRequestedCacheType, ref bool fCancel)
         {
             PlanPackageBeginEventArgs args = new PlanPackageBeginEventArgs(wzPackageId, state, fCached, installCondition, recommendedState, recommendedCacheType, pRequestedState, pRequestedCacheType, fCancel);