Add symbols export

Author: FangCunWuChang

Context.h

@@ -1,11 +1,11 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    Context.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    July 2023
- * \version 1.0.0
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -19,7 +19,7 @@ namespace DMDA {
 	 * 
 	 * You can inherit this to create your own context types.
 	 */
-	class Context {
+	class DMDA_API Context {
 	public:
 		Context() = default;
 		virtual ~Context();
@@ -31,7 +31,7 @@ namespace DMDA {
 		 * You can inhert this in DMDA host then pass the object pointer
 		 * to Context::addListener() method to listen the change of the context.
 		 */
-		class Listener {
+		class DMDA_API Listener {
 		public:
 			virtual ~Listener() = default;
 

DMDA.h

@@ -4,8 +4,8 @@
  * 
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    Dec 2023
- * \version 1.2.2
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -15,7 +15,7 @@
 #include "Context.h"
 #include "MidiFileContext.h"
 
-#define DMDA_VERSION "1.2.2"
+#define DMDA_VERSION "1.2.3"
 
 #if DMDA_PLUGIN
 

Macros.h

@@ -1,11 +1,11 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    Macros.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    July 2023
- * \version 1.0.0
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -19,3 +19,48 @@
 #ifndef DMDA_PLUGIN
 #define DMDA_PLUGIN 0
 #endif // !DMDA_PLUGIN
+
+#if defined (__clang__)
+#define DMDA_CLANG 1
+
+#elif defined (__GNUC__)
+#define DMDA_GCC 1
+
+#elif defined (_MSC_VER)
+#define DMDA_MSVC 1
+
+#else
+#error Unknown cpp compiler
+#endif
+
+#if DMDA_MSVC
+#define DMDA_EXPORT __declspec(dllexport)
+#define DMDA_IMPORT __declspec(dllimport)
+#define DMDA_CALL _cdecl
+#endif
+
+#if DMDA_CLANG
+#define DMDA_EXPORT __attribute__((visibility("default")))
+#define DMDA_IMPORT __attribute__((visibility("default")))
+#define DMDA_CALL
+#endif
+
+#if DMDA_GCC
+#define DMDA_EXPORT __attribute__((visibility("default")))
+#define DMDA_IMPORT __attribute__((visibility("default")))
+#define DMDA_CALL
+#endif
+
+#if !(DMDA_MSVC || DMDA_CLANG || DMDA_GCC)
+#define DMDA_EXPORT 
+#define DMDA_IMPORT 
+#define DMDA_CALL
+#endif
+
+#if DMDA_DLL_BUILD
+#define DMDA_API DMDA_EXPORT
+#elif DMDA_DLL
+#define DMDA_API DMDA_IMPORT
+#else
+#define DMDA_API 
+#endif // DMDA_DLL_BUILD

MidiFileContext.h

@@ -1,11 +1,11 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    MidiFileContext.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    Aug 2023
- * \version 1.2.1
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -18,7 +18,7 @@ namespace DMDA {
 	/**
 	 * The DMDA context with juce::MidiFile data.
 	 */
-	class MidiFileContext : public Context {
+	class DMDA_API MidiFileContext : public Context {
 	public:
 		MidiFileContext() = default;
 

PluginExtensions.h

@@ -1,27 +1,29 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    PluginExtensions.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    July 2023
- * \version 1.0.0
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
 #pragma once
 
 #include <JuceHeader.h>
 
+#include "Macros.h"
+
 namespace DMDA {
 	class PluginProcessor;
 
-	enum class Vst3Result : int32_t {
+	enum class DMDA_API Vst3Result : int32_t {
 		OK = 0,
 		ERROR = -1
 	};
 
-	class Vst3Extensions : public juce::VST3ClientExtensions {
+	class DMDA_API Vst3Extensions : public juce::VST3ClientExtensions {
 	public:
 		Vst3Extensions() = delete;
 		explicit Vst3Extensions(PluginProcessor* processor);

PluginProcessor.h

@@ -1,11 +1,11 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    PluginProcessor.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    July 2023
- * \version 1.0.2
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -37,7 +37,7 @@ namespace DMDA {
 	 * And you should call initContext() method in your constructor to
 	 * create the context.
 	 */
-	class PluginProcessor : public juce::AudioProcessor {
+	class DMDA_API PluginProcessor : public juce::AudioProcessor {
 	public:
 		PluginProcessor();
 		PluginProcessor(

PluginVisitor.h

@@ -1,11 +1,11 @@
-/*****************************************************************//**
+/*****************************************************************//**
  * \file    PluginVisitor.h
  * \brief   Directly Musical Data Access library for VST3 with JUCE.
  *
  * \author  WuChang
  * \email   31423836@qq.com
- * \date    July 2023
- * \version 1.0.0
+ * \date    Jan 2024
+ * \version 1.2.3
  * \license	MIT License
  *********************************************************************/
 
@@ -25,7 +25,7 @@ namespace DMDA {
 	 * You can pass it to AudioPluginInstance::getExtensions() 
 	 * then the handleContext() method could be invoked.
 	 */
-	class PluginVisitor : public juce::ExtensionsVisitor {
+	class DMDA_API PluginVisitor : public juce::ExtensionsVisitor {
 	public:
 		virtual ~PluginVisitor() override = default;
 		/**
@@ -57,7 +57,7 @@ namespace DMDA {
 	 *	thePluginInstance->getExtensions(handler);
 	 * @endcode
 	 */
-	class PluginHandler final : public PluginVisitor {
+	class DMDA_API PluginHandler final : public PluginVisitor {
 	public:
 		PluginHandler() = delete;
 		PluginHandler(std::function<void(Context*)> function);