Cocos2d-x调用Java 代码

package com.dishu;import com.dishu.org.R;import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Looper;public class Dialog {
public static Dialog ins = null;
public static Dialog getInstance(){
if (ins == null){
ins = new Dialog();
}
return ins;
} private Activity _activity;
public void initRoot(Activity root)
{
_activity = root;
}
public void showQuitDialog()
{
_activity.runOnUiThread(new Runnable() { @Override
public void run() {
// TODO Auto-generated method stub
AlertDialog.Builder builder = new AlertDialog.Builder(_activity);
builder.setMessage(R.string.msg);
builder.setPositiveButton(R.string.sure, new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialoginterface, int i){
//按钮事件
_activity.finish();
System.exit(0);
}
});
builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() { @Override
public void onClick(DialogInterface dialoginterface, int i){
//按钮事件
}
});
builder.create().show();
}
});
}
}

public class AppActivity extends Cocos2dxActivity { @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); Dialog.getInstance().initRoot(this);
}
}

#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
#include <jni.h>
#include "platform/android/jni/JniHelper.h"
#include <android/log.h>
#endif

// JNI call test
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)
JniMethodInfo minfo;
jobject jobj;
if (JniHelper::getStaticMethodInfo(minfo, "com/dishu/Dialog",
"getInstance", "()Lcom/dishu/Dialog;"))
{
jobj = minfo.env->CallStaticObjectMethod(minfo.classID, minfo.methodID);
if (JniHelper::getMethodInfo(minfo, "com/dishu/Dialog",
"showQuitDialog", "()V"))
{
minfo.env->CallVoidMethod(jobj, minfo.methodID);
}
}#endif