add in two missing methods

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=879693

scripting/dataenginescript.cpp

@@ -51,6 +51,11 @@ DataEngine *DataEngineScript::dataEngine() const
     return d->dataEngine;
 }
 
+QStringList DataEngineScript::sources() const
+{
+    return d->dataEngine->sources();
+}
+
 bool DataEngineScript::sourceRequestEvent(const QString &name)
 {
     Q_UNUSED(name);
@@ -63,6 +68,11 @@ bool DataEngineScript::updateSourceEvent(const QString &source)
     return false;
 }
 
+Service *DataEngineScript::serviceForSource(const QString &source)
+{
+    return d->dataEngine->serviceForSource(source);
+}
+
 void DataEngineScript::setData(const QString &source, const QString &key,
                                const QVariant &value)
 {

scripting/dataenginescript.h

@@ -30,6 +30,7 @@ namespace Plasma
 
 class DataEngine;
 class DataEngineScriptPrivate;
+class Service;
 
 /**
  * @class DataEngineScript plasma/scripting/dataenginescript.h <Plasma/Scripting/DataEngineScript>
@@ -61,6 +62,14 @@ public:
      */
     DataEngine *dataEngine() const;
 
+    /**
+     * @return a list of all the data sources available via this DataEngine
+     *         Whether these sources are currently available (which is what
+     *         the default implementation provides) or not is up to the
+     *         DataEngine to decide. By default, this returns dataEngine()->sources()
+     */
+     virtual QStringList sources() const;
+
     /**
      * Called when the script should create a source that does not currently
      * exist.
@@ -80,6 +89,14 @@ public:
      **/
     virtual bool updateSourceEvent(const QString &source);
 
+    /**
+     * @param source the source to targe the Service at
+     * @return a Service that has the source as a destination. The service
+     *         is parented to the DataEngine, but may be deleted by the
+     *         caller when finished with it
+     */
+    virtual Service *serviceForSource(const QString &source);
+
 protected:
     void setData(const QString &source, const QString &key,
                  const QVariant &value);