Android 判斷手機聯網狀態使wift 還是移動數據網

 protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mShow = (TextView) findViewById(R.id.tv1);
        mMobile = (TextView) findViewById(R.id.net_mobile);
        getManager(MainActivity.this);

        mMobile.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                boolean mobileCheck = isMOBILEConnection();
                if (mobileCheck) {
                    UiUtil.showToast(MainActivity.this, "當前網路處於移動網");
                } else {
                    UiUtil.showToast(MainActivity.this, "非移動網絡!");
                }
            }
        });

        mShow.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                boolean wiftCheck = isWIFIConnection(); // 檢查網絡狀態.是wift還是 mobile
                if (wiftCheck) {
                    UiUtil.showToast(MainActivity.this, "當前連接爲wift連接!");
                } else {
                    UiUtil.showToast(MainActivity.this, "非wift網絡!");
                }
            }
        });
    }

    private void getManager(Context context) {
        manager = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);
    }

    private NetworkInfo getNetworkInfo(int network) {
        return manager.getNetworkInfo(network);
    }

    /**
     * @return
     * 獲取移動數據的連接.
     */
    private boolean isMOBILEConnection() {
        NetworkInfo networkInfo = getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
        if (networkInfo != null) {
            return networkInfo.isConnected();
        }
        return false;
    }

    /**
     * @return
     * 獲取wift的連接
     */
    private boolean isWIFIConnection() {
        NetworkInfo networkInfo = getNetworkInfo(ConnectivityManager.TYPE_WIFI);
        if (networkInfo != null) {
            return networkInfo.isConnected();
        }
        return false;
    }

}