Untitled

package com.example.teacher.mywebview

import android.content.Context
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.print.PrintAttributes
import android.print.PrintManager
import android.view.Menu
import android.view.MenuItem
import android.webkit.WebResourceRequest
import android.webkit.WebView
import android.webkit.WebViewClient
import kotlinx.android.synthetic.main.activity_main.*

class MainActivity : AppCompatActivity() {
    //declare of web view object
    private var myWebView:WebView? = null
    //simple html page for testing
    val htmlDocument = "<html><body><h1>Ivgany Print Page Test</h1><hr>"+
            "<p>this is a sample page to print ivgany test</p></body></html>"

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        //printWebView()
        //setSupportActionBar(toolBar)
        configureWebPage()

    }

    private fun configureWebPage() {
        myWebView?.webViewClient = object : WebViewClient() {
            override fun shouldOverrideUrlLoading(view: WebView?, request: WebResourceRequest?): Boolean {
                return super.shouldOverrideUrlLoading(view, request)
            }
        }
        myWebView?.settings?.javaScriptEnabled = true
        //webView.loadDataWithBaseURL(null,htmlDocument,"text/HTML","UTF-8",null)
        webView.loadUrl("https://www.hackeru.co.il/course/applications")
    }

    private fun printWebView() {
        val webView = WebView(this)
        webView.webViewClient = object :WebViewClient(){
            //not allow to override while the page is loading, don't print before we ready
            override fun shouldOverrideUrlLoading(view: WebView?, request: WebResourceRequest?): Boolean {
                return false
            }

            override fun onPageFinished(view: WebView?, url: String?) {
                createWebPringJob(view)
                myWebView=null
            }
        }


        //load the html data into the webview
        //webView.loadDataWithBaseURL(null,htmlDocument,"text/HTML","UTF-8",null)
        webView.loadUrl("https://www.hackeru.co.il/course/applications")
        myWebView=webView

    }

    private fun createWebPringJob(view: WebView?) {
        //getting the print manager service
        val printManager = this.getSystemService(Context.PRINT_SERVICE) as PrintManager
        //getting the print adapter
        val printAdapter = webView.createPrintDocumentAdapter("myDocument")
        //create a job name
        val jobName = getString(R.string.app_name) + " Print Test"
        //all is ready, you can printa the paga
        printManager.print(jobName,printAdapter,PrintAttributes.Builder().build())
    }


    override fun onOptionsItemSelected(item: MenuItem): Boolean {
        if (item.itemId == R.id.action_print)
        {
            createWebPringJob(myWebView)
        }
        return super.onOptionsItemSelected(item)
    }

    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
        menuInflater.inflate(R.menu.menu_web_print,menu)
        return true
    }
}


<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto">
    <item android:id="@+id/action_print"
          android:orderInCategory="100"
          app:showAsAction="never"
          android:title="@string/print_string"/>
</menu>


<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:orientation="vertical"
              android:layout_width="match_parent"
              android:layout_height="match_parent">

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

</LinearLayout>


<resources>
    <string name="app_name">Print Ivgany Sister</string>
    <string name="action_settings">Settings</string>
    <string name="print_string">Print</string>
</resources>