3 files changed, 14 insertions, 0 deletions
diff --git a/include/LibreOfficeKit/LibreOfficeKit.h b/include/LibreOfficeKit/LibreOfficeKit.h
index f57c7ad32843..2a0df3348f8d 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.h
+++ b/include/LibreOfficeKit/LibreOfficeKit.h
@@ -144,6 +144,9 @@ struct _LibreOfficeKitClass
     /// @see lok::Office::joinThreads
     int (*joinThreads)(LibreOfficeKit* pThis);
 
+    /// @see lok::Office::startThreads
+    void (*startThreads)(LibreOfficeKit* pThis);
+
     /// @see lok::Office::setForkedChild
     void (*setForkedChild)(LibreOfficeKit* pThis, bool bIsChild);
 };
diff --git a/include/LibreOfficeKit/LibreOfficeKit.hxx b/include/LibreOfficeKit/LibreOfficeKit.hxx
index af9ccd12ab2f..14ad6a86f913 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.hxx
+++ b/include/LibreOfficeKit/LibreOfficeKit.hxx
@@ -1224,6 +1224,15 @@ public:
     }
 
     /**
+     * Starts all threads that are necessary to continue working
+     * after a joinThreads().
+     */
+    void startThreads()
+    {
+        mpThis->pClass->startThreads(mpThis);
+    }
+
+    /**
      * Informs that this process is either a parent, or a child
      * process post-fork, allowing improved resource sharing.
      */
diff --git a/include/comphelper/lok.hxx b/include/comphelper/lok.hxx
index 555b749fa6a1..f998c12dedc3 100644
--- a/include/comphelper/lok.hxx
+++ b/include/comphelper/lok.hxx
@@ -26,6 +26,8 @@ class COMPHELPER_DLLPUBLIC SAL_LOPLUGIN_ANNOTATE("crosscast") ThreadJoinable
 public:
     /// shutdown and join threads, @returns true on success
     virtual bool joinThreads() = 0;
+    /// restart any required threads, usually are demand-restarted
+    virtual void startThreads() {}
 };
 
 // Functions to be called only from the LibreOfficeKit implementation in desktop, not from other