From df1694c27b49d239d270b58ddc694c2fc74b13fe Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Fri, 2 May 2014 22:19:02 +0200
Subject: [PATCH] Console autocompletion: List candidates when repeatedly
 pressing tab (bash-style)

---
 apps/openmw/mwgui/console.cpp | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/apps/openmw/mwgui/console.cpp b/apps/openmw/mwgui/console.cpp
index 01eb770f73..d51d4298f6 100644
--- a/apps/openmw/mwgui/console.cpp
+++ b/apps/openmw/mwgui/console.cpp
@@ -215,16 +215,22 @@ namespace MWGui
         {
             std::vector<std::string> matches;
             listNames();
-            mCommandLine->setCaption(complete( mCommandLine->getOnlyText(), matches ));
-#if 0
-            int i = 0;
-            for(std::vector<std::string>::iterator it=matches.begin(); it < matches.end(); ++it,++i )
+            std::string oldCaption = mCommandLine->getCaption();
+            std::string newCaption = complete( mCommandLine->getOnlyText(), matches );
+            mCommandLine->setCaption(newCaption);
+
+            // List candidates if repeatedly pressing tab
+            if (oldCaption == newCaption && matches.size())
             {
-                printOK( *it );
-                if( i == 50 )
-                    break;
+                int i = 0;
+                printOK("");
+                for(std::vector<std::string>::iterator it=matches.begin(); it < matches.end(); ++it,++i )
+                {
+                    printOK( *it );
+                    if( i == 50 )
+                        break;
+                }
             }
-#endif
         }
 
         if(mCommandHistory.empty()) return;