Setup juce gui on relevant parts

Signed-off-by: falkTX <falktx@gmail.com>

source/bridges-plugin/CarlaBridgePlugin.cpp

@@ -1,6 +1,6 @@
 /*
  * Carla Bridge Plugin
- * Copyright (C) 2012-2018 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2012-2019 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
@@ -42,6 +42,15 @@
 # include <X11/Xlib.h>
 #endif
 
+#ifdef USING_JUCE
+# include "AppConfig.h"
+# if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)
+#  include "juce_gui_basics/juce_gui_basics.h"
+# else
+#  include "juce_events/juce_events.h"
+# endif
+#endif
+
 #include "jackbridge/JackBridge.hpp"
 
 #include "water/files/File.h"
@@ -123,6 +132,52 @@ static void gIdle()
     }
 }
 
+ // -------------------------------------------------------------------------
+
+#if defined(USING_JUCE) && (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))
+class CarlaJuceApp : public juce::JUCEApplication,
+                     private juce::Timer
+{
+public:
+    CarlaJuceApp()  {}
+    ~CarlaJuceApp() {}
+
+    void initialise(const juce::String&) override
+    {
+        startTimer(8);
+    }
+
+    void shutdown() override
+    {
+        gCloseNow = true;
+        stopTimer();
+    }
+
+    const juce::String getApplicationName() override
+    {
+        return "CarlaPlugin";
+    }
+
+    const juce::String getApplicationVersion() override
+    {
+        return CARLA_VERSION_STRING;
+    }
+
+    void timerCallback() override
+    {
+        gIdle();
+
+        if (gCloseNow)
+        {
+            quit();
+            gCloseNow = false;
+        }
+    }
+};
+
+static juce::JUCEApplicationBase* juce_CreateApplication() { return new CarlaJuceApp(); }
+#endif
+
 // -------------------------------------------------------------------------
 
 class CarlaBridgePlugin
@@ -195,16 +250,21 @@ public:
 
         gIsInitiated = true;
 
+#if defined(USING_JUCE) && (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))
+        juce::JUCEApplicationBase::createInstance = &juce_CreateApplication;
+        juce::JUCEApplicationBase::main(JUCE_MAIN_FUNCTION_ARGS);
+#else
         for (; runMainLoopOnce() && ! gCloseNow;)
         {
             gIdle();
-#if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)
+# if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)
             // MacOS and Win32 have event-loops to run, so minimize sleep time
             carla_msleep(1);
-#else
+# else
             carla_msleep(5);
-#endif
+# endif
         }
+#endif
 
         carla_engine_close();
     }
@@ -239,6 +299,10 @@ private:
     bool               fUsingBridge;
     bool               fUsingExec;
 
+#ifdef USING_JUCE
+    const juce::ScopedJuceInitialiser_GUI sJuceInitialiser;
+#endif
+
     static void callback(void* ptr, EngineCallbackOpcode action, unsigned int pluginId, int value1, int value2, float value3, const char* valueStr)
     {
         carla_debug("CarlaBridgePlugin::callback(%p, %i:%s, %i, %i, %i, %f, \"%s\")", ptr, action, EngineCallbackOpcode2Str(action), pluginId, value1, value2, value3, valueStr);

source/plugin/carla-lv2.cpp

@@ -1,6 +1,6 @@
 /*
  * Carla Native Plugins
- * Copyright (C) 2013-2018 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2013-2019 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
@@ -23,6 +23,11 @@
 #include "CarlaPipeUtils.hpp"
 #include "CarlaString.hpp"
 
+#ifdef USING_JUCE
+# include "AppConfig.h"
+# include "juce_events/juce_events.h"
+#endif
+
 #include "water/files/File.h"
 
 template<>
@@ -730,6 +735,10 @@ private:
 
     int fWorkerUISignal;
 
+#ifdef USING_JUCE
+    juce::SharedResourcePointer<juce::ScopedJuceInitialiser_GUI> sJuceInitialiser;
+#endif
+
     // -------------------------------------------------------------------
 
     #define handlePtr ((NativePlugin*)handle)

source/plugin/carla-vst.cpp

@@ -1,6 +1,6 @@
 /*
  * Carla Native Plugins
- * Copyright (C) 2013-2018 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2013-2019 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
@@ -42,6 +42,11 @@
 #include "CarlaMathUtils.hpp"
 #include "CarlaVstUtils.hpp"
 
+#ifdef USING_JUCE
+# include "AppConfig.h"
+# include "juce_events/juce_events.h"
+#endif
+
 static uint32_t d_lastBufferSize = 0;
 static double   d_lastSampleRate = 0.0;
 
@@ -613,6 +618,10 @@ private:
 
     char* fStateChunk;
 
+#ifdef USING_JUCE
+    juce::SharedResourcePointer<juce::ScopedJuceInitialiser_GUI> sJuceInitialiser;
+#endif
+
     // -------------------------------------------------------------------
 
     #define handlePtr ((NativePlugin*)handle)