webview

• Adroid Studio 2.2.2
• API 23

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    WebView webView;

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

        webView = (WebView) findViewById(R.id.webView);
        webView.setWebViewClient(new WebViewClient());

        WebSettings settings = webView.getSettings();
        settings.setJavaScriptEnabled(true);
        settings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK);
    }

    public void onButton1Clicked(View v){
        Toast.makeText(getApplicationContext(), "페이지 오픈", Toast.LENGTH_LONG ).show();
        webView.loadUrl("http://m.naver.com");
//        webView.loadUrl("file:///android_asset/sample.html");
    }
}