Convert Website Into An Android App | #4 Check User Is Connected To The Internet
1. User Internet ⤏े connected ā¤šै ⤝ा ā¤¨ā¤šीं ā¤ā¤¸ā¤ो Check ā¤ā¤°ā¤¨े ā¤े ⤞ि⤠ā¤ā¤Ēā¤ो ⤏ā¤Ŧ⤏े ā¤Ēā¤šā¤˛े app > manifests > AndroidManifest.xml ā¤Žें ā¤ा⤍ा ā¤šै!
2. ā¤Ģि⤰ ⤍ीā¤े ā¤Ļिā¤ ā¤šु⤠Code ā¤ो Image ā¤Žें ā¤Ļिā¤ाā¤ ā¤šु⤠⤏्ā¤Ĩा⤍ ā¤Ē⤰ Paste ā¤ā¤° ⤞े⤍ा ā¤šै!
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
3. ⤠ā¤Ŧ ā¤ā¤Ēā¤ो MainActivity.java (app > java > Package Name > MainActivity.java) ā¤Žें ā¤ा⤍ा ā¤šै ā¤Ģि⤰ ⤍ीā¤े ā¤Ļिā¤ ā¤šु⤠Code ā¤ो Image ā¤Žें ā¤Ļिā¤ा⤠⤠⤍ु⤏ा⤰ Package Name ā¤ो ā¤ोāĨā¤ā¤° ā¤Ŧाā¤ि ⤏ā¤ी Code ā¤े ⤏्ā¤Ĩा⤍ ā¤Ē⤰ Paste ā¤ā¤° ā¤Ļे⤍ा ā¤šै!
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import androidx.appcompat.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
String websiteURL = "https://youtube.com/technicalsangrah"; // sets web url
private WebView webview;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if( ! CheckNetwork.isInternetAvailable(this)) //returns true if internet available
{
//if there is no internet do this
setContentView(R.layout.activity_main);
//Toast.makeText(this,"No Internet Connection, Chris",Toast.LENGTH_LONG).show();
new AlertDialog.Builder(this) //alert the person knowing they are about to close
.setTitle("No internet connection available")
.setMessage("Please Check you're Mobile data or Wifi network.")
.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
finish();
}
})
//.setNegativeButton("No", null)
.show();
}
else
{
//Webview stuff
webview = findViewById(R.id.webView);
webview.getSettings().setJavaScriptEnabled(true);
webview.getSettings().setDomStorageEnabled(true);
webview.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
webview.loadUrl(websiteURL);
webview.setWebViewClient(new WebViewClientDemo());
}
}
private class WebViewClientDemo extends WebViewClient {
@Override
//Keep webview in app when clicking links
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}
}
}
class CheckNetwork {
private static final String TAG = CheckNetwork.class.getSimpleName();
public static boolean isInternetAvailable(Context context)
{
NetworkInfo info = (NetworkInfo) ((ConnectivityManager)
context.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();
if (info == null)
{
Log.d(TAG,"no internet connection");
return false;
}
else
{
if(info.isConnected())
{
Log.d(TAG," internet connection available...");
return true;
}
else
{
Log.d(TAG," internet connection");
return true;
}
}
}
}
⤠ā¤Ŧ User ā¤ा Internet Connection On ā¤¨ā¤šीं ā¤°ā¤šेā¤ा ⤤ो ā¤ā¤¨ā¤ो "Please check you're Mobile data or Wifi network" ā¤ā¤°ā¤े ā¤ोā¤ा ⤏ा Warning show ā¤šो ā¤ा⤝ा ā¤ā¤°ेā¤ा!


bhai app open ho jane ke bad network lost hone par webpage not available show kr rha h
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