Import code from old v4 repo

1 files changed, 34 insertions, 0 deletions

diff --git a/src/balutil/inc/IBAFunctions.h b/src/balutil/inc/IBAFunctions.h
new file mode 100644
index 00000000..7d8a07fa
--- /dev/null
+++ b/src/balutil/inc/IBAFunctions.h
@@ -0,0 +1,34 @@
+#pragma once
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+
+DECLARE_INTERFACE_IID_(IBAFunctions, IBootstrapperApplication, "0FB445ED-17BD-49C7-BE19-479776F8AE96")
+{
+    // OnThemeLoaded - Called after the BA finished loading all the controls for the theme.
+    //
+    STDMETHOD(OnThemeLoaded)(
+        THEME* pTheme,
+        WIX_LOCALIZATION* pWixLoc
+        ) = 0;
+
+    // WndProc - Called if the BA hasn't handled the message.
+    //           The implementation must either return E_NOTIMPL or call ThemeDefWindowProc for unhandled messages.
+    //
+    STDMETHOD(WndProc)(
+        __in THEME* pTheme,
+        __in HWND hWnd,
+        __in UINT uMsg,
+        __in WPARAM wParam,
+        __in LPARAM lParam,
+        __inout LRESULT* plRes
+        ) = 0;
+
+    // BAFunctionsProc - The PFN_BA_FUNCTIONS_PROC can call this method to give the BAFunctions raw access to the callback from WixStdBA.
+    //                   This might be used to help the BAFunctions support more than one version of the engine/WixStdBA.
+    STDMETHOD(BAFunctionsProc)(
+        __in BA_FUNCTIONS_MESSAGE message,
+        __in const LPVOID pvArgs,
+        __inout LPVOID pvResults,
+        __in_opt LPVOID pvContext
+        ) = 0;
+};