From 00a349f68c18b2171626707454b7da37a4a50178 Mon Sep 17 00:00:00 2001
From: rakshasa <sundell.software@gmail.com>
Date: Tue, 27 Aug 2013 23:18:31 +0900
Subject: [PATCH] Added slot_call_list.

---
 rak/functional.h | 51 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/rak/functional.h b/rak/functional.h
index cc149dbf..ac77b2da 100644
--- a/rak/functional.h
+++ b/rak/functional.h
@@ -627,6 +627,57 @@ make_mem_fun(Object* o, Ret (Object::*f)(Arg1, Arg2, Arg3)) {
  return mem_fun3<Object, Ret, Arg1, Arg2, Arg3>(o, f);
 }
 
+template <typename Container>
+inline void
+slot_list_call(const Container& slot_list) {
+  if (slot_list.empty())
+    return;
+
+  typename Container::const_iterator first = slot_list.begin();
+  typename Container::const_iterator next = slot_list.begin();
+
+  while (++next != slot_list.end()) {
+    (*first)();
+    first = next;
+  }
+
+  (*first)();
+}
+
+template <typename Container, typename Arg1>
+inline void
+slot_list_call(const Container& slot_list, Arg1 arg1) {
+  if (slot_list.empty())
+    return;
+
+  typename Container::const_iterator first = slot_list.begin();
+  typename Container::const_iterator next = slot_list.begin();
+
+  while (++next != slot_list.end()) {
+    (*first)(arg1);
+    first = next;
+  }
+
+  (*first)(arg1);
+}
+
+template <typename Container, typename Arg1, typename Arg2, typename Arg3, typename Arg4>
+inline void
+slot_list_call(const Container& slot_list, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4) {
+  if (slot_list.empty())
+    return;
+
+  typename Container::const_iterator first = slot_list.begin();
+  typename Container::const_iterator next = slot_list.begin();
+
+  while (++next != slot_list.end()) {
+    (*first)(arg1, arg2, arg3, arg4);
+    first = next;
+  }
+
+  (*first)(arg1, arg2, arg3, arg4);
+}
+
 }
 
 #endif