How to create dialog box in android

Creating alert dialog is very easy. In this tutorial i will be discussing about creating different alert dialogues with one button(ok button), two buttons(yes or no buttons) and three buttons(yes, no and cancel buttons).

Android alert dialog with One button

The following code will create a simple alert dialog with one button. In the following code setTitle() method is used for set Title to alert dialog. setMessage() is used for setting message to alert dialog. setIcon() is to set icon to alert dialog.

AlertDialog alertDialog = new AlertDialog.Builder(

                        AlertDialogActivity.this).create();


        // Setting Dialog Title

        alertDialog.setTitle("Alert Dialog");


        // Setting Dialog Message

        alertDialog.setMessage("Welcome to AndroidHive.info");


        // Setting Icon to Dialog

        alertDialog.setIcon(R.drawable.tick);


        // Setting OK Button

        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {

                public void onClick(DialogInterface dialog, int which) {

                // Write your code here to execute after dialog closed

                Toast.makeText(getApplicationContext(), "You clicked on OK", Toast.LENGTH_SHORT).show();

                }

        });


        // Showing Alert Message

        alertDialog.show();

 

This output of about code will be like following image.

Android alert dialog with two button

The following code will create alert dialog with two button. setPositiveButton() is used to create a positive button in alert dialog and setNegativeButton() is used to invoke negative button to alert dialog.

AlertDialog.Builder alertDialog = new AlertDialog.Builder(AlertDialogActivity.this);


        // Setting Dialog Title

        alertDialog.setTitle("Confirm Delete...");


        // Setting Dialog Message

        alertDialog.setMessage("Are you sure you want delete this?");


        // Setting Icon to Dialog

        alertDialog.setIcon(R.drawable.delete);


        // Setting Positive "Yes" Button

        alertDialog.setPositiveButton("YES", new DialogInterface.OnClickListener() {

            public void onClick(DialogInterface dialog,int which) {


            // Write your code here to invoke YES event

            Toast.makeText(getApplicationContext(), "You clicked on YES", Toast.LENGTH_SHORT).show();

            }

        });


        // Setting Negative "NO" Button

        alertDialog.setNegativeButton("NO", new DialogInterface.OnClickListener() {

            public void onClick(DialogInterface dialog, int which) {

            // Write your code here to invoke NO event

            Toast.makeText(getApplicationContext(), "You clicked on NO", Toast.LENGTH_SHORT).show();

            dialog.cancel();

            }

        });


        // Showing Alert Message

        alertDialog.show();

 

This output of about code will be like following image.

 

Android alert dialog with three button

Here setNeutralButton() is used to create a neutral cancel button

AlertDialog.Builder alertDialog = new AlertDialog.Builder(AlertDialogActivity.this);


                // Setting Dialog Title

                alertDialog.setTitle("Save File...");


                // Setting Dialog Message

                alertDialog.setMessage("Do you want to save this file?");


                // Setting Icon to Dialog

                alertDialog.setIcon(R.drawable.save);


                // Setting Positive "Yes" Button

                alertDialog.setPositiveButton("YES", new DialogInterface.OnClickListener() {

                    public void onClick(DialogInterface dialog, int which) {

                    // User pressed YES button. Write Logic Here

                    Toast.makeText(getApplicationContext(), "You clicked on YES",

                                        Toast.LENGTH_SHORT).show();

                    }

                });


                // Setting Negative "NO" Button

                alertDialog.setNegativeButton("NO", new DialogInterface.OnClickListener() {

                    public void onClick(DialogInterface dialog, int which) {

                    // User pressed No button. Write Logic Here

                    Toast.makeText(getApplicationContext(), "You clicked on NO", Toast.LENGTH_SHORT).show();

                    }

                });


                // Setting Netural "Cancel" Button

                alertDialog.setNeutralButton("Cancel", new DialogInterface.OnClickListener() {

                    public void onClick(DialogInterface dialog, int which) {

                    // User pressed Cancel button. Write Logic Here

                    Toast.makeText(getApplicationContext(), "You clicked on Cancel",

                                        Toast.LENGTH_SHORT).show();

                    }

                });


                // Showing Alert Message

                alertDialog.show();

 

This output of about code will be like following image.

Hi, I have written and developed this post so that most of people will be benefited..

For more information check out : http://www.androidhive.info - Ravi Tamada

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