android webview

activity.kt

package au.sj.sparrow.adblockwebview

import android.annotation.SuppressLint
import android.graphics.Bitmap
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.webkit.WebChromeClient
import android.webkit.WebResourceRequest
import android.webkit.WebView
import android.webkit.WebViewClient
import kotlinx.android.synthetic.main.activity_main.*

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        setWebView()
    }

    @SuppressLint("SetJavaScriptEnabled")
    fun setWebView() {
        webView.webViewClient = object : WebViewClient() {
            override fun shouldOverrideUrlLoading(view: WebView?, request: WebResourceRequest?): Boolean {
                return false
            }

            override fun onPageStarted(view: WebView?, url: String?, favicon: Bitmap?) {
                super.onPageStarted(view, url, favicon)
            }

            override fun onPageFinished(view: WebView?, url: String?) {
                super.onPageFinished(view, url)
            }

        }
        webView.webChromeClient = object : WebChromeClient() {

        }
        webView.clearCache(true)
        webView.clearHistory()

        webView.settings.javaScriptEnabled = true
        webView.settings.javaScriptCanOpenWindowsAutomatically = true
        webView.loadUrl("https://www.google.com")
    }

    override fun onBackPressed() {

    }
}

manifest.xml

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