sample using of progrees dialog

showProgressDialog

 private void showProgressDialog() {
        ProgressDialog progressDialog = new ProgressDialog(this);
        progressDialog.setTitle("Progress Dialog");
        progressDialog.setMessage("Loading...");
        progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
        progressDialog.setCancelable(false);
        progressDialog.show();

        // Simulate a long-running task
        new Handler().postDelayed(() -> {
            progressDialog.dismiss();
            Toast.makeText(MainActivity.this, "Task completed", Toast.LENGTH_SHORT).show();
        }, 3000);
    }