jinsiri 2019. 2. 24. 13:29

manifest에 internet권한 꼭주기.

안그럼화면안뜸~~



package com.example.ccc;
import android.annotation.TargetApi;
import android.os.Build;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.webkit.WebResourceRequest;
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 et_url;
Button btn_go;
WebView webView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
et_url=findViewById(R.id.et_url);
btn_go=findViewById(R.id.btn_go);
webView=findViewById(R.id.webview);
webView.setWebViewClient(new MyBrowser());
WebSettings set=webView.getSettings();
set.setJavaScriptEnabled(true);
set.setBuiltInZoomControls(true);
//버튼이벤트 부여
btn_go.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// et_url의 url로 webview를이동시켜라
String url=et_url.getText().toString();
webView.loadUrl(url);
}
});
}
private class MyBrowser extends WebViewClient{
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}
}
@TargetApi(Build.VERSION_CODES.N)
private class MyBrowser2 extends WebViewClient{
@Override
public boolean shouldOverrideUrlLoading(WebView view, WebResourceRequest request) {
String url=request.getUrl().toString();
return super.shouldOverrideUrlLoading(view, request);
}
}
}

xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
tools:context=".MainActivity">
<RelativeLayout
android:id="@+id/top_layout"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<EditText
android:id="@+id/et_url"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_toLeftOf="@id/btn_go"
android:text="http://www.google.co.kr" />
<Button
android:id="@+id/btn_go"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:text="GO" />
</RelativeLayout>
<RelativeLayout
android:id="@+id/middle_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/top_layout">
<WebView
android:id="@+id/webview"
android:layout_width="match_parent"
android:layout_height="match_parent">
</WebView>
</RelativeLayout>
<RelativeLayout
android:id="@+id/bottom_layout"
android:gravity="center"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true">
<Button
android:id="@+id/btn_back"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="back" />
<Button
android:id="@+id/btn_forward"
android:layout_toRightOf="@id/btn_back"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="forward" />
</RelativeLayout>
</RelativeLayout>


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