confirm_form module example

confirm_form_example.module

<?php

/**
 * @file
 * confirm form example module
 *
 * */

function confirm_form_example_menu() {
  $items['confirm_form_example_delete_object'] = array(
    'title' => 'Edit Object',
    'page callback' => 'drupal_get_form',
    'page arguments' => array( 'cfe_edit_object' ),
    'access arguments' => array( 'access content' ),
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}

function cfe_edit_object( $form, &$form_state ) {
  // dpm( $form_state );
  if ( isset( $form_state['storage'] ) && $form_state['storage']['ask_confirm'] ) {
    $question = t( "Are you sure you want to delete this precious object?" );
    $path = 'confirm_form_example_delete_object';
    $description = t( "This cannot be undone." );
    $yes = t( "Confirm" );
    $no = t( "Cancel" );
    return confirm_form( $form, $question, $path, $description, $yes, $no );
  }
  else {
    $form['name'] = array(
      '#type' => 'textfield',
      '#title' => t( "Object Name" ),
      '#default_value' => t( "Hello World!" ),
      '#description' => t( "Don't worry about doing anything here..." ),
    );
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t( "Submit" ),
    );
    $form['delete'] = array(
      '#type' => 'submit',
      '#value' => t( "Delete" ),
    );
  }
  return $form;
}

function cfe_edit_object_submit( $form, &$form_state ) {
  // dpm( $form_state );
  if ( $form_state['clicked_button']['#value'] == 'Delete' ) {
    $form_state['rebuild'] = TRUE;
    $form_state['storage']['ask_confirm'] = TRUE;
  }
  else if ( isset( $form_state['values']['confirm'] ) && $form_state['values']['confirm'] ) {
    $msg = t( "The object has been deleted." );
    drupal_set_message( $msg );
  }
  else if ( $form_state['clicked_button']['#value'] == 'Submit' ) {
    $msg = t( "The object information has been updated." );
    drupal_set_message( $msg );
  }
}

/* End of the confirm_form_example.module file */