File: examples/4gl/ex_gridContainer.lib

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  Classes of philippe thomassigny   WAJAF   examples/4gl/ex_gridContainer.lib   Download  
File: examples/4gl/ex_gridContainer.lib
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: WAJAF
Build single page applications
Author: By
Last change: Update of examples/4gl/ex_gridContainer.lib
Date: 2 years ago
Size: 2,304 bytes
 

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<?php /* We simulate a table with 10 records. We simulate insert, update, delete but do not do it really */ class ex_gridContainer { function mygrid() { $order = null; if (isset($_POST['Order'])) $order = $_POST['Order']; if (isset($_POST['key'])) $key = $_POST['key']; if (!$order) return json_encode( array('error' => true, 'errormessage' => 'Error: there is no order or mode to listen to the form' )); switch($order) { case 'get': $r = $this->getData(); return json_encode($r); case 'getrecord': $r = $this->getRecord($key); return json_encode($r); case 'first': $r = $this->getRecord(1); return json_encode($r); case 'last': $r = $this->getRecord(10); return json_encode($r); case 'previous': if ($key > 1) $key--; $r = $this->getRecord($key); return json_encode($r); case 'next': if ($key < 10) $key++; $r = $this->getRecord($key); return json_encode($r); case 'submit': break; } // randomly return a sucess or an error if (rand(0, 1000) < 500) return json_encode( array('success' => true )); return json_encode( array('success' => false, 'messages' => array('text' => 'Error: This is a simulated error from the server. It happens randomly to show how the errors are handled.'))); } function getData() { $data = null; if (isset($_POST['data'])) $data = json_decode($_POST['data']); if (!$data) { $data = array(array(0, 49)); } $rec = array('total' => 10000, 'row' => array()); foreach($data as $set) { // gets the 50 first records // results are 0 indexed, records are 1 indexed for ($i = $set[0]; $i <= $set[1]; $i++) { $rec['row'][$i] = $this->getRecord($i+1); } } // flag "fullload" is not set since we load only a part of the dynamic data return $rec; } function getRecord($key) { if (!$key || !is_numeric($key) || $key < 1 || $key > 10000) return null; return array('key' => $key, 'name' => 'Name of '.$key); } } ?>