5 files changed, 100 insertions, 0 deletions
diff --git a/indra/llui/CMakeLists.txt b/indra/llui/CMakeLists.txt
index 2f6ae72ef5..bb1eb17806 100644
--- a/indra/llui/CMakeLists.txt
+++ b/indra/llui/CMakeLists.txt
@@ -40,6 +40,7 @@ set(llui_SOURCE_FILES
     llfiltereditor.cpp
     llfloater.cpp
     llfloaterreg.cpp
+    llfloaterreglistener.cpp
     llflyoutbutton.cpp 
     llfocusmgr.cpp
     llfunctorregistry.cpp
@@ -116,6 +117,7 @@ set(llui_HEADER_FILES
     llfiltereditor.h 
     llfloater.h
     llfloaterreg.h
+    llfloaterreglistener.h
     llflyoutbutton.h 
     llfocusmgr.h
     llfunctorregistry.h
diff --git a/indra/llui/llfloaterreg.cpp b/indra/llui/llfloaterreg.cpp
index a63b1b085c..8617ba940e 100644
--- a/indra/llui/llfloaterreg.cpp
+++ b/indra/llui/llfloaterreg.cpp
@@ -36,6 +36,7 @@
 
 #include "llfloater.h"
 #include "llmultifloater.h"
+#include "llfloaterreglistener.h"
 
 //*******************************************************
 
@@ -45,6 +46,8 @@ LLFloaterReg::instance_map_t LLFloaterReg::sInstanceMap;
 LLFloaterReg::build_map_t LLFloaterReg::sBuildMap;
 std::map<std::string,std::string> LLFloaterReg::sGroupMap;
 
+static LLFloaterRegListener sFloaterRegListener("LLFloaterReg");
+
 //*******************************************************
 
 //static
diff --git a/indra/llui/llfloaterreg.h b/indra/llui/llfloaterreg.h
index 7edac43c96..451bd1dbe3 100644
--- a/indra/llui/llfloaterreg.h
+++ b/indra/llui/llfloaterreg.h
@@ -70,6 +70,7 @@ public:
 	typedef std::map<std::string, BuildData> build_map_t;
 	
 private:
+	friend class LLFloaterRegListener;
 	static instance_list_t sNullInstanceList;
 	static instance_map_t sInstanceMap;
 	static build_map_t sBuildMap;
diff --git a/indra/llui/llfloaterreglistener.cpp b/indra/llui/llfloaterreglistener.cpp
new file mode 100644
index 0000000000..37708a7cd9
--- /dev/null
+++ b/indra/llui/llfloaterreglistener.cpp
@@ -0,0 +1,60 @@
+/**
+ * @file   llfloaterreglistener.cpp
+ * @author Nat Goodspeed
+ * @date   2009-08-12
+ * @brief  Implementation for llfloaterreglistener.
+ * 
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * Copyright (c) 2009, Linden Research, Inc.
+ * $/LicenseInfo$
+ */
+
+// Precompiled header
+#include "linden_common.h"
+// associated header
+#include "llfloaterreglistener.h"
+// STL headers
+// std headers
+// external library headers
+// other Linden headers
+#include "llfloaterreg.h"
+
+LLFloaterRegListener::LLFloaterRegListener(const std::string& pumpName):
+    LLDispatchListener(pumpName, "op")
+{
+    add("getBuildMap",  &LLFloaterRegListener::getBuildMap,  LLSD().insert("reply", LLSD()));
+    LLSD requiredName;
+    requiredName["name"] = LLSD();
+    add("showInstance", &LLFloaterRegListener::showInstance, requiredName);
+    add("hideInstance", &LLFloaterRegListener::hideInstance, requiredName);
+}
+
+void LLFloaterRegListener::getBuildMap(const LLSD& event) const
+{
+    // Honor the "reqid" convention by echoing event["reqid"] in our reply packet.
+    LLReqID reqID(event);
+    LLSD reply(reqID.makeResponse());
+    // Build an LLSD map that mirrors sBuildMap. Since we have no good way to
+    // represent a C++ callable in LLSD, the only part of BuildData we can
+    // store is the filename. For each LLSD map entry, it would be more
+    // extensible to store a nested LLSD map containing a single key "file" --
+    // but we don't bother, simply storing the string filename instead.
+    for (LLFloaterReg::build_map_t::const_iterator mi(LLFloaterReg::sBuildMap.begin()),
+                                                   mend(LLFloaterReg::sBuildMap.end());
+         mi != mend; ++mi)
+    {
+        reply[mi->first] = mi->second.mFile;
+    }
+    // Send the reply to the LLEventPump named in event["reply"].
+    LLEventPumps::instance().obtain(event["reply"]).post(reply);
+}
+
+void LLFloaterRegListener::showInstance(const LLSD& event) const
+{
+    LLFloaterReg::showInstance(event["name"], event["key"], event["focus"]);
+}
+
+void LLFloaterRegListener::hideInstance(const LLSD& event) const
+{
+    LLFloaterReg::hideInstance(event["name"], event["key"]);
+}
diff --git a/indra/llui/llfloaterreglistener.h b/indra/llui/llfloaterreglistener.h
new file mode 100644
index 0000000000..049389c094
--- /dev/null
+++ b/indra/llui/llfloaterreglistener.h
@@ -0,0 +1,34 @@
+/**
+ * @file   llfloaterreglistener.h
+ * @author Nat Goodspeed
+ * @date   2009-08-12
+ * @brief  Wrap (subset of) LLFloaterReg API with an event API
+ * 
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * Copyright (c) 2009, Linden Research, Inc.
+ * $/LicenseInfo$
+ */
+
+#if ! defined(LL_LLFLOATERREGLISTENER_H)
+#define LL_LLFLOATERREGLISTENER_H
+
+#include "lleventdispatcher.h"
+#include <string>
+
+class LLSD;
+
+/// Event API wrapper for LLFloaterReg
+class LLFloaterRegListener: public LLDispatchListener
+{
+public:
+    /// As all public LLFloaterReg methods are static, there's no point in
+    /// binding an LLFloaterReg instance.
+    LLFloaterRegListener(const std::string& pumpName);
+
+private:
+    void getBuildMap(const LLSD& event) const;
+    void showInstance(const LLSD& event) const;
+    void hideInstance(const LLSD& event) const;
+};
+
+#endif /* ! defined(LL_LLFLOATERREGLISTENER_H) */