Simplify remove listener calls.

1 files changed, 12 insertions, 4 deletions

diff --git a/src/configuration.cpp b/src/configuration.cpp
index 97540c385..624cf7865 100644
--- a/src/configuration.cpp
+++ b/src/configuration.cpp
@@ -617,14 +617,22 @@ void Configuration::write()
     xmlFreeTextWriter(writer);
 }
 
-void Configuration::addListener(
-        const std::string &key, ConfigListener *listener)
+void Configuration::addListener(const std::string &key,
+                                ConfigListener *listener)
 {
     mListenerMap[key].push_front(listener);
 }
 
-void Configuration::removeListener(
-        const std::string &key, ConfigListener *listener)
+void Configuration::removeListener(const std::string &key,
+                                   ConfigListener *listener)
 {
     mListenerMap[key].remove(listener);
 }
+
+void Configuration::removeListeners(ConfigListener *listener)
+{
+    ListenerMapIterator it = mListenerMap.begin();
+    ListenerMapIterator it_end = mListenerMap.end();
+    for (; it != it_end; ++ it)
+        (it->second).remove(listener);
+}