"mysql",
"username"=>"mysqluser",
"password"=>"mysqlpassword",
"database"=>"locations",
"Debug"=>"error_log",
);
$database =& MDB2::connect($dsn);
if (PEAR::isError($database)) {
var_dump($database->getMessage());
die();
}
$continents=array(
""=>"Select continent",
"na"=>"North America",
"eu"=>"Europe",
"sa"=>"South America",
"as"=>"Asia",
"oc"=>"Oceania"
);
$form=new form_class;
$form->NAME="location_form";
$form->METHOD="GET";
$form->ACTION="";
$form->debug="OutputDebug";
$form->AddInput(array(
"TYPE"=>"select",
"ID"=>"continent",
"NAME"=>"continent",
"LABEL"=>"Continent",
"ACCESSKEY"=>"C",
"VALUE"=>"",
"OPTIONS"=>$continents,
"ValidateAsNotEmpty"=>1,
"ValidationErrorMessage"=>"It was not specified a valid continent."
));
$form->AddInput(array(
"TYPE"=>"custom",
"ID"=>"country",
"NAME"=>"country",
"LABEL"=>"Country",
"ACCESSKEY"=>"t",
"CustomClass"=>"form_mdb2_linked_select_class",
"Connection"=>&$database,
"OptionsQuery"=>"SELECT code, name FROM countries WHERE continent=?",
"DefaultOption"=>"",
"DefaultOptionValue"=>"Select country",
"Dynamic"=>1,
"VALUE"=>"",
"LinkedInput"=>"continent",
"SIZE"=>3,
"AutoWidthLimit"=>0,
"AutoHeightLimit"=>0,
"ValidateAsNotEmpty"=>1,
"ValidationErrorMessage"=>"It was not specified a valid country."
));
$form->AddInput(array(
"TYPE"=>"custom",
"ID"=>"location",
"NAME"=>"location",
"LABEL"=>"Location",
"ACCESSKEY"=>"L",
"CustomClass"=>"form_mdb2_linked_select_class",
"Connection"=>&$database,
"OptionsQuery"=>"SELECT code, name FROM locations WHERE country=?",
"DefaultOption"=>"",
"DefaultOptionValue"=>"Select location",
"Dynamic"=>1,
"VALUE"=>"",
"LinkedInput"=>"country",
"SIZE"=>3,
"AutoWidthLimit"=>0,
"AutoHeightLimit"=>0,
"ValidateAsNotEmpty"=>1,
"ValidationErrorMessage"=>"It was not specified a valid location."
));
$form->AddInput(array(
"TYPE"=>"submit",
"VALUE"=>">",
"NAME"=>"update",
"SubForm"=>"update"
));
$form->AddInput(array(
"TYPE"=>"submit",
"VALUE"=>"Go",
"NAME"=>"doit"
));
$form->Connect("location", "doit", "ONCHANGE", "Click", array());
/*
* This code is necessary to handle the requests for serving the
* dynamically generated lists of options for linked select inputs.
*/
$form->HandleEvent($processed);
if($processed)
exit;
$form->LoadInputValues($form->WasSubmitted("doit"));
$verify=array();
if($form->WasSubmitted("doit"))
{
if(($error_message=$form->Validate($verify))=="")
$doit=1;
else
{
$doit=0;
$error_message=HtmlEntities($error_message);
}
}
else
{
$error_message="";
$doit=0;
}
if(!$doit)
{
if(strlen($error_message))
{
Reset($verify);
$focus=Key($verify);
}
else
$focus='continent';
$form->ConnectFormToInput($focus, 'ONLOAD', 'Focus', array());
}
$onload=HtmlSpecialChars($form->PageLoad());
?>
Test for Manuel Lemos' PHP form class using the linked select plug-in input
Test for Manuel Lemos' PHP form class using the linked select plug-in input
GetInputProperty("continent", "SelectedOption", $continent);
$form->GetInputProperty("country", "SelectedOption", $country);
$form->GetInputProperty("location", "SelectedOption", $location);
?>
The chosen location is
StartLayoutCapture();
$title="Linked select plug-in test";
$body_template="form_linked_select_body.html.php";
include("templates/form_frame.html.php");
$form->EndLayoutCapture();
$form->DisplayOutput();
}
?>