msi: Keep the UI level fixed during the lifetime of a package.

dlls/msi/action.c

@@ -480,7 +480,7 @@ UINT msi_set_sourcedir_props(MSIPACKAGE *package, BOOL replace)
 
 static BOOL needs_ui_sequence(MSIPACKAGE *package)
 {
-    return (gUILevel & INSTALLUILEVEL_MASK) >= INSTALLUILEVEL_REDUCED;
+    return (package->ui_level & INSTALLUILEVEL_MASK) >= INSTALLUILEVEL_REDUCED;
 }
 
 UINT msi_set_context(MSIPACKAGE *package)
@@ -2954,7 +2954,7 @@ static UINT ITERATE_LaunchConditions(MSIRECORD *row, LPVOID param)
     r = MSI_EvaluateConditionW(package,cond);
     if (r == MSICONDITION_FALSE)
     {
-        if ((gUILevel & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
+        if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
         {
             LPWSTR deformated;
             message = MSI_RecordGetString(row,2);

dlls/msi/custom.c

@@ -903,11 +903,11 @@ static UINT HANDLE_CustomType19(MSIPACKAGE *package, LPCWSTR source,
     if( row )
     {
         LPCWSTR error = MSI_RecordGetString( row, 1 );
-        if ((gUILevel & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
+        if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
             MessageBoxW( NULL, error, NULL, MB_OK );
         msiobj_release( &row->hdr );
     }
-    else if ((gUILevel & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
+    else if ((package->ui_level & INSTALLUILEVEL_MASK) != INSTALLUILEVEL_NONE)
         MessageBoxW( NULL, deformated, NULL, MB_OK );
 
     msi_free( deformated );

dlls/msi/dialog.c

@@ -3978,7 +3978,7 @@ UINT msi_spawn_error_dialog( MSIPACKAGE *package, LPWSTR error_dialog, LPWSTR er
         'M','S','I','E','r','r','o','r','D','i','a','l','o','g','R','e','s','u','l','t',0
     };
 
-    if ((gUILevel & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE) return ERROR_SUCCESS;
+    if ((package->ui_level & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE) return ERROR_SUCCESS;
 
     if ( !error_dialog )
     {

dlls/msi/media.c

@@ -77,7 +77,7 @@ static UINT msi_change_media(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 
     static const WCHAR error_prop[] = {'E','r','r','o','r','D','i','a','l','o','g',0};
 
-    if ((gUILevel & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE &&
+    if ((package->ui_level & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE &&
         !gUIHandlerA && !gUIHandlerW && !gUIHandlerRecord) return ERROR_SUCCESS;
 
     error = msi_build_error_string(package, 1302, 1, mi->disk_prompt);

dlls/msi/msipriv.h

@@ -389,6 +389,7 @@ typedef struct tagMSIPACKAGE
     LPWSTR localfile;
     BOOL delete_on_close;
 
+    INSTALLUILEVEL ui_level;
     UINT CurrentInstallState;
     msi_dialog *dialog;
     LPWSTR next_dialog;

dlls/msi/package.c

@@ -1180,6 +1180,7 @@ MSIPACKAGE *MSI_CreatePackage( MSIDATABASE *db, LPCWSTR base_url )
         set_installed_prop( package );
         set_installer_properties( package );
 
+        package->ui_level = gUILevel;
         sprintfW( uilevel, fmtW, gUILevel & INSTALLUILEVEL_MASK );
         msi_set_property(package->db, szUILevel, uilevel);