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Android: Moved more Java code into C++

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This commit is contained in:
hogliux 2017-08-04 18:49:14 +01:00
parent b2db1f48c1
commit 1b7d30f0f4
14 changed files with 623 additions and 433 deletions
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102
modules/juce_events/native/juce_android_Messaging.cpp
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@ -20,8 +20,61 @@
==============================================================================
*/
void MessageManager::doPlatformSpecificInitialisation() {}
void MessageManager::doPlatformSpecificShutdown() {}
//==============================================================================
#define JNI_CLASS_MEMBERS(METHOD, STATICMETHOD, FIELD, STATICFIELD) \
METHOD (constructor, "<init>", "()V") \
METHOD (post, "post", "(Ljava/lang/Runnable;)Z") \
DECLARE_JNI_CLASS (JNIHandler, "android/os/Handler");
#undef JNI_CLASS_MEMBERS
//==============================================================================
namespace Android
{
class Runnable : public juce::AndroidInterfaceImplementer
{
public:
virtual void run() = 0;
private:
jobject invoke (jobject proxy, jobject method, jobjectArray args) override
{
auto* env = getEnv();
auto methodName = juce::juceString ((jstring) env->CallObjectMethod (method, Method.getName));
if (methodName == "run")
{
run();
return nullptr;
}
// invoke base class
return AndroidInterfaceImplementer::invoke (proxy, method, args);
}
};
struct Handler
{
juce_DeclareSingleton (Handler, false)
Handler() : nativeHandler (getEnv()->NewObject (JNIHandler, JNIHandler.constructor)) {}
bool post (Runnable* runnable)
{
return (getEnv()->CallBooleanMethod (nativeHandler.get(), JNIHandler.post,
CreateJavaInterface (runnable, "java/lang/Runnable").get()) != 0);
}
GlobalRef nativeHandler;
};
juce_ImplementSingleton (Handler);
}
//==============================================================================
void MessageManager::doPlatformSpecificInitialisation() { Android::Handler::getInstance(); }
void MessageManager::doPlatformSpecificShutdown() {}
//==============================================================================
bool MessageManager::dispatchNextMessageOnSystemQueue (const bool)
@ -33,26 +86,37 @@ bool MessageManager::dispatchNextMessageOnSystemQueue (const bool)
}
//==============================================================================
struct AndroidMessageCallback : public Android::Runnable
{
AndroidMessageCallback (const MessageManager::MessageBase::Ptr& messageToDeliver)
: message (messageToDeliver)
{}
AndroidMessageCallback (MessageManager::MessageBase::Ptr && messageToDeliver)
: message (static_cast<MessageManager::MessageBase::Ptr&&> (messageToDeliver))
{}
void run() override
{
JUCE_TRY
{
message->messageCallback();
// delete the message already here as Java will only run the
// destructor of this runnable the next time the garbage
// collector kicks in.
message = nullptr;
}
JUCE_CATCH_EXCEPTION
}
MessageManager::MessageBase::Ptr message;
};
bool MessageManager::postMessageToSystemQueue (MessageManager::MessageBase* const message)
{
message->incReferenceCount();
android.activity.callVoidMethod (JuceAppActivity.postMessage, (jlong) (pointer_sized_uint) message);
return true;
return Android::Handler::getInstance()->post (new AndroidMessageCallback (message));
}
JUCE_JNI_CALLBACK (JUCE_ANDROID_ACTIVITY_CLASSNAME, deliverMessage, void, (JNIEnv* env, jobject, jlong value))
{
setEnv (env);
JUCE_TRY
{
MessageManager::MessageBase* const message = (MessageManager::MessageBase*) (pointer_sized_uint) value;
message->messageCallback();
message->decReferenceCount();
}
JUCE_CATCH_EXCEPTION
}
//==============================================================================
void MessageManager::broadcastMessage (const String&)
{