In this post we are going to show to How to use Progress bar(with counting) ,Swipe refresh Layout and Custom Web Page not available error page at the same activity in Android Studio.If you want to Swipe refresh layout and custom error page only,watch below 2 videos.
If you want to add progress bar also please look at final code in this blog post.


Web Page not available error in Android WebView(Custom Error page)



Pull to refresh in Webview
 
activity_webview.xml

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

    androidx.swiperefreshlayout.widget.SwipeRefreshLayout
        android:id="@+id/swipe"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_alignParentTop="true"
            android:layout_centerInParent="true"
            android:orientation="vertical">

            
                android:id="@+id/liProgressContainer"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical">

                
                    android:id="@+id/progressBar"
                    style="@style/Widget.AppCompat.ProgressBar.Horizontal"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:background="#FFFFFF"
                    android:indeterminate="true" />

                
                    android:id="@+id/tvLoadingPercentage"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:background="#FFFFFF" />

            

            androidx.core.widget.NestedScrollView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_below="@id/liProgressContainer">

                
                    android:id="@+id/webView"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent" />
            androidx.core.widget.NestedScrollView>
        
    androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

     xmlns:ads="http://schemas.android.com/apk/res-auto"
        android:id="@+id/adView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true"
        ads:adSize="BANNER"
        ads:adUnitId="ca-app-pub-3940256099942544/6300978111" />