1 files changed, 11 insertions, 0 deletions
diff --git a/src/lib/corelib/tools/progressobserver.h b/src/lib/corelib/tools/progressobserver.h
index fc49d9eed..73a61de37 100644
--- a/src/lib/corelib/tools/progressobserver.h
+++ b/src/lib/corelib/tools/progressobserver.h
@@ -41,12 +41,15 @@
 
 #include <QtCore/qglobal.h>
 
+#include <vector>
+
 QT_BEGIN_NAMESPACE
 class QString;
 QT_END_NAMESPACE
 
 namespace qbs {
 namespace Internal {
+class ScriptEngine;
 
 class ProgressObserver
 {
@@ -64,6 +67,14 @@ public:
 
     // Call this to ensure that the progress bar always goes to 100%.
     void setFinished();
+
+    void addScriptEngine(ScriptEngine *engine) { m_scriptEngines.push_back(engine); }
+
+protected:
+    const std::vector<ScriptEngine *> &scriptEngines() const { return m_scriptEngines; }
+
+private:
+    std::vector<ScriptEngine *> m_scriptEngines;
 };
 
 } // namespace Internal