COCOS2D-X之CPP调用Android函数Demo
希望这篇文章能够给大家带来帮助废话少说直接在COCOS2D-X自带的HelloCpp中添加代码如下:
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID) #include <jni.h> #include "jni/JniHelper.h" #endif bool HelloWorld::init() { CCLayer::init(); #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID) const char* pStr = "Cpp Call Java Function!!!"; JniMethodInfo MethodInfo; bool BExist = JniHelper::getStaticMethodInfo(MethodInfo,"mm/nn/oo/HelloCpp","ShowMessageFromNative","(Ljava/lang/String;)V"); if (BExist) { jstring Str = MethodInfo.env->NewStringUTF(pStr); MethodInfo.env->CallStaticVoidMethod(MethodInfo.classID,MethodInfo.methodID,Str); MethodInfo.env->DeleteLocalRef(Str); MethodInfo.env->DeleteLocalRef(MethodInfo.classID); } #endif return true; }然后我们修改MK文件在相应的地方分别加上如下语句:
LOCAL_WHOLE_STATIC_LIBRARIES += PluginProtocolStatic $(call import-moudle,plugin/protocols/proj.android/jni)我们Android中的代码看起来是这样的(只显示我们这里需要关注的)
package mm.nn.oo; public class HelloCpp extends Cocos2dxActivity { public static Activity mContext; static Handler Statichandler = new Handler() { @Override public void handleMessage(Message msg) { switch (msg.what) { case 1: String StrMsg = (String)msg.obj; Toast.makeText(mContext,StrMsg,Toast.LENGTH_SHORT).show(); break; default: break; } }; }; public static void ShowMessageFromNative(String str) { Message msg = new Message(); msg.what = 1; msg.obj = str; Statichandler.sendMessage(msg); }最后附上本工程下载地址http://t.cn/8sPuK2J那就说到这里了拜拜
郑重声明:本站内容如果来自互联网及其他传播媒体,其版权均属原媒体及文章作者所有。转载目的在于传递更多信息及用于网络分享,并不代表本站赞同其观点和对其真实性负责,也不构成任何其他建议。