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51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
/*
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* CAndroidVMHelper.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include "Global.h"
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#ifdef VCMI_ANDROID
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#include <jni.h>
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#include <string>
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/// helper class that allows access to java vm to communicate with java code from native
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class CAndroidVMHelper
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{
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JNIEnv * envPtr;
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bool detachInDestructor;
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jclass findClass(const std::string & name, bool classloaded);
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public:
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CAndroidVMHelper();
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~CAndroidVMHelper();
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JNIEnv * get();
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jclass findClassloadedClass(const std::string & name);
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void callStaticVoidMethod(const std::string & cls, const std::string & method, bool classloaded = false);
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std::string callStaticStringMethod(const std::string & cls, const std::string & method, bool classloaded = false);
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void callCustomMethod(const std::string & cls, const std::string & method, const std::string & signature,
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std::function<void(JNIEnv *, jclass, jmethodID)> fun, bool classloaded = false);
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static void cacheVM(JNIEnv * env);
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static void cacheVM(JavaVM * vm);
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static constexpr const char * NATIVE_METHODS_DEFAULT_CLASS = "eu/vcmi/vcmi/NativeMethods";
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};
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#endif
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