diff --git a/workspace.cpp b/workspace.cpp
index 206caab988..8d9335357b 100644
--- a/workspace.cpp
+++ b/workspace.cpp
@@ -1685,6 +1685,12 @@ bool Workspace::hasClient(const AbstractClient *c)
     return false;
 }
 
+void Workspace::forEachAbstractClient(std::function< void (AbstractClient*) > func)
+{
+    std::for_each(m_allClients.constBegin(), m_allClients.constEnd(), func);
+    std::for_each(desktops.constBegin(), desktops.constEnd(), func);
+}
+
 } // namespace
 
 #include "workspace.moc"
diff --git a/workspace.h b/workspace.h
index 440a7fa6c7..432dbf4a9c 100644
--- a/workspace.h
+++ b/workspace.h
@@ -116,6 +116,7 @@ public:
      */
     Client *findClient(Predicate predicate, xcb_window_t w) const;
     void forEachClient(std::function<void (Client*)> func);
+    void forEachAbstractClient(std::function<void (AbstractClient*)> func);
     Unmanaged *findUnmanaged(std::function<bool (const Unmanaged*)> func) const;
     /**
      * @brief Finds the Unmanaged with the given window id.