added signal crossPlattformConnectQueued to PluginConnecctionInterface

BasePlugin/PluginConnectionInterface.hh

@@ -88,6 +88,17 @@ class PluginConnectionInterface {
      */
      virtual void crossPluginConnect( QString /*_pluginName1*/, const char* /*_signal*/, QString /*_pluginName2*/, const char* /*_slot*/) {};
 
+     /** \brief connect signals and slots of plugins across plugins using Qt::QueuedConnection
+     *
+     * Connect a signal of one plugin to another plugin by its scripting name.
+     * _pluginName1 is the scripting name of the plugin containing the signal ( Use script editor to check that name)
+     * _signal is the signal name. Use it like with regular connect ( <tt>SIGNAL(...)</tt> ) macro
+     * _pluginName2 is the scripting name of the plugin containing a slot
+     * _slot is the slot name. Use it like with regular connect ( <tt>SLOT(...)</tt> ) macro
+     *
+     */
+     virtual void crossPluginConnectQueued( QString /*_pluginName1*/, const char* /*_signal*/, QString /*_pluginName2*/, const char* /*_slot*/) {};
+
 
    public :