fixed EXT-5428 Detached IM window doesn't show received messages.

--HG--
branch : product-engine

1 files changed, 7 insertions, 0 deletions

diff --git a/indra/newview/llimfloater.cpp b/indra/newview/llimfloater.cpp
index 94b540a7e1..52312b87a5 100644
--- a/indra/newview/llimfloater.cpp
+++ b/indra/newview/llimfloater.cpp
@@ -514,6 +514,13 @@ BOOL LLIMFloater::getVisible()
 		
 		// Treat inactive floater as invisible.
 		bool is_active = im_container->getActiveFloater() == this;
+	
+		//torn off floater is always inactive
+		if (!is_active && getHost() != im_container)
+		{
+			return LLTransientDockableFloater::getVisible();
+		}
+
 		// getVisible() returns TRUE when Tabbed IM window is minimized.
 		return is_active && !im_container->isMinimized() && im_container->getVisible();
 	}