From 46c2f0d25200b8ef6b3d0bb1f2b2828cdd3aaab8 Mon Sep 17 00:00:00 2001
From: jules <jules@rawmaterialsoftware.com>
Date: Thu, 14 Jun 2007 10:10:14 +0000
Subject: [PATCH] tweak to avoid deadlocks in wavelab

---
 .../wrapper/formats/VST/juce_VstWrapper.cpp    | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/extras/audio plugins/wrapper/formats/VST/juce_VstWrapper.cpp b/extras/audio plugins/wrapper/formats/VST/juce_VstWrapper.cpp
index 14f48194c8..8c81638a1a 100644
--- a/extras/audio plugins/wrapper/formats/VST/juce_VstWrapper.cpp	
+++ b/extras/audio plugins/wrapper/formats/VST/juce_VstWrapper.cpp	
@@ -847,18 +847,22 @@ public:
 
     void doIdleCallback()
     {
-        if (! recursionCheck)
+        // (wavelab calls this on a separate thread and causes a deadlock)..
+        if (MessageManager::getInstance()->isThisTheMessageThread())
         {
-            const MessageManagerLock mml;
+            if (! recursionCheck)
+            {
+                const MessageManagerLock mml;
 
-            recursionCheck = true;
+                recursionCheck = true;
 
-            juce_callAnyTimersSynchronously();
+                juce_callAnyTimersSynchronously();
 
-            for (int i = ComponentPeer::getNumPeers(); --i >= 0;)
-                ComponentPeer::getPeer (i)->performAnyPendingRepaintsNow();
+                for (int i = ComponentPeer::getNumPeers(); --i >= 0;)
+                    ComponentPeer::getPeer (i)->performAnyPendingRepaintsNow();
 
-            recursionCheck = false;
+                recursionCheck = false;
+            }
         }
     }