[Android] WebView 內嵌式網頁元件

要到AndroidManifest.xml加入網路權限才可以使用喔

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

示範

XML

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_alignParentBottom="true"
    android:layout_alignParentEnd="true"
    android:layout_alignParentRight="true"
    >

    <WebView
        android:id="@+id/wv"
        android:layout_width="301dp"
        android:layout_height="360dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>

JAVA

public class MainActivity extends AppCompatActivity {

    WebView wv;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        wv= (WebView)findViewById(R.id.wv);
        wv.getSettings().setBuiltInZoomControls(true);
        wv.getSettings().setJavaScriptEnabled(true);
        wv.setWebViewClient(new WebViewClient());
        wv.loadUrl("http://google.com");
    }
    public void onBackPressed() {
        if (wv.canGoBack()) {
            wv.goBack();
            return;
        }
        super.onBackPressed();
    }
}

展示

相關文章:

[Android] Android 程式設計教學

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