From 980bcf992a0d56f7755f040dc846cdec8a0a32ba Mon Sep 17 00:00:00 2001
From: falkTX <falktx@gmail.com>
Date: Thu, 26 Oct 2017 20:31:54 +0200
Subject: [PATCH] Run OS main loop if using plugin bridge

---
 source/bridges-plugin/CarlaBridgePlugin.cpp |  6 ++-
 source/utils/CarlaMainLoop.hpp              | 52 +++++++++++++++++++++
 2 files changed, 56 insertions(+), 2 deletions(-)
 create mode 100644 source/utils/CarlaMainLoop.hpp

diff --git a/source/bridges-plugin/CarlaBridgePlugin.cpp b/source/bridges-plugin/CarlaBridgePlugin.cpp
index 1f2a08ea8..333bbb854 100644
--- a/source/bridges-plugin/CarlaBridgePlugin.cpp
+++ b/source/bridges-plugin/CarlaBridgePlugin.cpp
@@ -19,6 +19,7 @@
 #include "CarlaHost.h"
 
 #include "CarlaBackendUtils.hpp"
+#include "CarlaMainLoop.hpp"
 #include "CarlaMIDI.h"
 
 #ifdef CARLA_OS_UNIX
@@ -41,6 +42,7 @@
 using CarlaBackend::CarlaEngine;
 using CarlaBackend::EngineCallbackOpcode;
 using CarlaBackend::EngineCallbackOpcode2Str;
+using CarlaBackend::runMainLoopOnce;
 
 using juce::CharPointer_UTF8;
 using juce::File;
@@ -173,10 +175,10 @@ public:
 
         gIsInitiated = true;
 
-        for (; ! gCloseNow;)
+        for (; runMainLoopOnce() && ! gCloseNow;)
         {
             gIdle();
-            carla_msleep(8);
+            carla_msleep(1);
         }
 
         carla_set_engine_about_to_close();
diff --git a/source/utils/CarlaMainLoop.hpp b/source/utils/CarlaMainLoop.hpp
new file mode 100644
index 000000000..e14de214e
--- /dev/null
+++ b/source/utils/CarlaMainLoop.hpp
@@ -0,0 +1,52 @@
+/*
+ * Carla DSSI utils
+ * Copyright (C) 2017 Filipe Coelho <falktx@falktx.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * For a full copy of the GNU General Public License see the doc/GPL.txt file.
+ */
+
+#ifndef CARLA_MAIN_LOOP_HPP_INCLUDED
+#define CARLA_MAIN_LOOP_HPP_INCLUDED
+
+#include "CarlaBackend.h"
+#include "CarlaUtils.hpp"
+
+// ---------------------------------------------------------------------------------------------------------------------
+
+CARLA_BACKEND_START_NAMESPACE
+
+bool runMainLoopOnce()
+{
+#if defined(CARLA_OS_WIN)
+    MSG msg;
+    if (! ::PeekMessage(&msg, nullptr, 0, 0, PM_NOREMOVE))
+        return true;
+
+    if (::GetMessage(&msg, nullptr, 0, 0) >= 0)
+    {
+        if (msg.message == WM_QUIT)
+            return false;
+
+        //TranslateMessage(&msg);
+        DispatchMessage(&msg);
+    }
+#endif
+
+    return true;
+}
+
+CARLA_BACKEND_END_NAMESPACE
+
+// ---------------------------------------------------------------------------------------------------------------------
+
+#endif // CARLA_MAIN_LOOP_HPP_INCLUDED