(안드로이드) WebView를 이용한 Simple Application

EditText에 적힌 주소로 WebView가 접속하여 출력해주는 간단한 어플리케이션

앞에 http://를 적지 않아도 실행 되도록 설정.

MainActivity.java

 

package com.webbrower;
 
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Button;
import android.widget.EditText;
 
public class MainActivity extends AppCompatActivity {
    EditText edtUrl;
    Button btnGo, btnBack;
    WebView web;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        edtUrl = (EditText)findViewById(R.id.edtUrl);
        btnGo = (Button) findViewById(R.id.btnGo);
        btnBack = (Button) findViewById(R.id.btnBack);
        web = (WebView) findViewById(R.id.webView1);
 
        web.setWebViewClient(new CookWebViewClient());
 
        WebSettings webSet = web.getSettings();
        webSet.setBuiltInZoomControls(true);
 
        btnGo.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String strTemp = edtUrl.getText().toString();
                if(!strTemp.substring(0,7).equals("http://")){
                    strTemp= "http://"+strTemp;
                }
                web.loadUrl(strTemp);
 
            }
        });
        btnBack.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                web.goBack();
            }
        });
    }
    public class CookWebViewClient extends WebViewClient {
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            return super.shouldOverrideUrlLoading(view, url);
        }
    }
 
}
 
 

AndroidManifest.xml 에서

<uses-permission android:name="android.permission.INTERNET"></uses-permission>

를 명시해주어야 어플내에 인터넷을 사용할 수 있다.

activity_main.xml

 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
    android:layout_height="match_parent" android:orientation="vertical"
    tools:context=".MainActivity"
    >
 
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <EditText
            android:id="@+id/edtUrl"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:singleLine="true"/>
        <Button
            android:id="@+id/btnGo"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="이동"/>
        <Button
            android:id="@+id/btnBack"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="이전"/>
    </LinearLayout>
    <WebView
        android:id="@+id/webView1"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
 
    </WebView>
</LinearLayout>
 
 
 

WebBrower.zip