How to Enable Zoom Controls and Pinch Zoom in a Android WebView

In this android programming source code example, we are going to explore how to enable zoom controls and pinch zoom in a WebView in Android.

Below is a step by step source code to explore how to enable zoom controls and pinch zoom in a android WebView.

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <WebView
        android:id="@+id/webView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/>

</RelativeLayout>

MainActivity.java

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import com.bluapp.androidview.R;

public class WebViewActivity13 extends AppCompatActivity {
    private WebView webView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_web_view13);
        webView = (WebView) findViewById(R.id.webView);
        webView.setWebViewClient(new WebViewClient());
        webView.getSettings().setSupportZoom(true);
        webView.getSettings().setBuiltInZoomControls(true);
        webView.getSettings().setDisplayZoomControls(true);
        webView.getSettings().setJavaScriptEnabled(true);
        webView.loadUrl("https://www.inducesmile.com/");
    }
}

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