title: How to make a edittext box in a dialog
body: <p>I am trying to make a edittext box in a dialog box for entering a password.
  and when I am doing I am not able to do. I am a beginner in it.
  Please help me in this.</p>
  
  <pre><code>public class MainActivity extends Activity {
  
  Button create, show, setting;
  //String pass="admin";String password;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);
  
      create = (Button)findViewById(R.id.amcreate);
      setting = (Button)findViewById(R.id.amsetting);
      show = (Button)findViewById(R.id.amshow);
      //input = (EditText)findViewById(R.id.this);
  
      setting.setVisibility(View.INVISIBLE);
  
      create.setOnClickListener(new View.OnClickListener() {
          public void onClick(View view) {
              Intent myIntent1 = new Intent(view.getContext(), Create.class);
              startActivityForResult(myIntent1, 0);
          }
  
      });
  
      show.setOnClickListener(new View.OnClickListener() {
          //@SuppressWarnings("deprecation")
          public void onClick(final View view) {
  
              // Creating alert Dialog with one Button
              AlertDialog.Builder alertDialog = new AlertDialog.Builder(MainActivity.this);
  
              //AlertDialog alertDialog = new AlertDialog.Builder(MainActivity.this).create();
  
              // Setting Dialog Title
              alertDialog.setTitle("PASSWORD");
  
              // Setting Dialog Message
              alertDialog.setMessage("Enter Password");
              **final EditText input = new EditText(this);**
              //alertDialog.setView(input);
  
              // Setting Icon to Dialog
              alertDialog.setIcon(R.drawable.key);
  
              // Setting Positive "Yes" Button
              alertDialog.setPositiveButton("YES",
                      new DialogInterface.OnClickListener() {
                          public void onClick(DialogInterface dialog,int which) {
                              // Write your code here to execute after dialog
                              Toast.makeText(getApplicationContext(),"Password Matched", Toast.LENGTH_SHORT).show();
                              Intent myIntent1 = new Intent(view.getContext(), Show.class);
                              startActivityForResult(myIntent1, 0);
                          }
                      });
              // Setting Negative "NO" Button
              alertDialog.setNegativeButton("NO",
                      new DialogInterface.OnClickListener() {
                          public void onClick(DialogInterface dialog, int which) {
                              // Write your code here to execute after dialog
                              dialog.cancel();
                          }
                      });
  
              // closed
  
              // Showing Alert Message
              alertDialog.show();
          }
  
      }); 
  </code></pre>
  
  <p>Image </p>
  
  <p><img src="https://i.stack.imgur.com/wBnYD.png" alt="enter image description here"></p>
  
  <p>I want to get as </p>
  
  <p><img src="https://i.stack.imgur.com/p0NVC.png" alt="enter image description here"></p>
  
  <pre><code> AlertDialog.Builder alertDialog = new AlertDialog.Builder(MainActivity.this);
   alertDialog.setTitle("PASSWORD");
   alertDialog.setMessage("Enter Password");
  
   final EditText input = new EditText(MainActivity.this);
   LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
       LinearLayout.LayoutParams.MATCH_PARENT,
       LinearLayout.LayoutParams.MATCH_PARENT);
   input.setLayoutParams(lp);
   alertDialog.setView(input);
   alertDialog.setIcon(R.drawable.key);
  
   alertDialog.setPositiveButton("YES",
       new DialogInterface.OnClickListener() {
           public void onClick(DialogInterface dialog, int which) {
               password = input.getText().toString();
               if (password.compareTo("") == 0) {
                   if (pass.equals(password)) {
                       Toast.makeText(getApplicationContext(),
                           "Password Matched", Toast.LENGTH_SHORT).show();
                       Intent myIntent1 = new Intent(view.getContext(),
                           Show.class);
                       startActivityForResult(myIntent1, 0);
                   } else {
                       Toast.makeText(getApplicationContext(),
                           "Wrong Password!", Toast.LENGTH_SHORT).show();
                   }
               }
           }
       });
  
   alertDialog.setNegativeButton("NO",
       new DialogInterface.OnClickListener() {
           public void onClick(DialogInterface dialog, int which) {
               dialog.cancel();
           }
       });
  
   alertDialog.show();
   }
  
   });
  </code></pre>