# Class DEnum

The DEnum (Dynamic Enum) complex data type. Similiar to Enum, except list items are stored in a database table and are editable.

  AlphaDAO
  DEnum implements AlphaTypeInterface

Package: alpha::model::types
Copyright: Copyright (c) 2012, John Collins (founder of Alpha Framework). All rights reserved.

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License: The BSD License
Author: John Collins <dev@alphaframework.org>
Version: $Id: DEnum.inc 1600 2012-12-10 10:51:41Z alphadevx $
Since: 1.0
Located at model/types/DEnum.inc

Methods summary
`public` | # `__construct( `String` $name = null )` Constructor that sets up the DEnum options Constructor that sets up the DEnum options #### Parameters $name ``String`` $name #### Overrides `AlphaDAO::__construct()`
`public` | # `setName( string $name )` Setter for the name of the DEnum used in the database Setter for the name of the DEnum used in the database #### Parameters $name `string` $name #### Since 1.0
`public array` | # `getOptions( boolean $alphaSort = false )` Get the array of DEnum options from the database Get the array of DEnum options from the database #### Parameters $alphaSort `boolean` $alphaSort #### Returns `array` #### Since 1.0 throws AlphaException
`public string` | # `getHelper( )` Getter for the validation helper string Getter for the validation helper string #### Returns `string` #### Since 1.0 #### Implementation of `AlphaTypeInterface::getHelper()`
`public` | # `setHelper( string $helper )` Set the validation helper text Set the validation helper text #### Parameters $helper `string` $helper #### Since 1.0 #### Implementation of `AlphaTypeInterface::setHelper()`
`public `String`` | # `getName( )` Getter for the name Getter for the name #### Returns ``String`` #### Since 1.0
`public integer` | # `getValue( )` Used to get the current DEnum item selected index value Used to get the current DEnum item selected index value #### Returns `integer` #### Since 1.0 #### Implementation of `AlphaTypeInterface::getValue()`
`public string` | # `getDisplayValue( )` Used to get the current DEnum item string value Used to get the current DEnum item string value #### Returns `string` #### Since 1.0
`public` | # `setValue( string $item )` Used to select the current DEnum item Used to select the current DEnum item #### Parameters $item `string` $item #### Since 1.0 #### Implementation of `AlphaTypeInterface::setValue()`
`public integer` | # `getItemCount( )` Gets the count from the database of the DEnumItems associated with this object Gets the count from the database of the DEnumItems associated with this object #### Returns `integer` #### Throws ``AlphaException`` #### Since 1.0
`public integer` | # `getOptionID( string $optionName )` Used to get the DenumItem ID for the given option name Used to get the DenumItem ID for the given option name #### Parameters $optionName `string` $optionName #### Returns `integer` #### Since 1.0
`public string` | # `__toString( )` Used to convert the object to a printable string Used to convert the object to a printable string #### Returns `string` #### Since 1.0 #### Implementation of `AlphaTypeInterface::__toString()`

Methods inherited from AlphaDAO
`__wakeup(), addProperty(), addToCache(), begin(), cast(), checkBOTableExists(), checkClassDefExists(), checkRecordExists(), checkTableExists(), checkTableNeedsUpdate(), commit(), createForeignIndex(), createUniqueIndex(), delete(), deleteAllByAttribute(), disconnect(), dropTable(), findMissingFields(), get(), getBOClassNames(), getConnection(), getCount(), getCreateTS(), getCreatorId(), getDataLabel(), getDataLabels(), getDefaultAttributes(), getFriendlyClassName(), getHistoryCount(), getID(), getIndexes(), getLastQuery(), getMAX(), getMaintainHistory(), getOID(), getPersistentAttributes(), getPropObject(), getTableName(), getTransientAttributes(), getUniqueAttributes(), getUpdateTS(), getUpdatorId(), getVersion(), getVersionNumber(), hasAttribute(), isInstalled(), isTableOverloaded(), isTagged(), isTransient(), load(), loadAll(), loadAllByAttribute(), loadAllByAttributes(), loadAllByDayUpdated(), loadAllFieldValuesByAttribute(), loadByAttribute(), loadClassDef(), loadFromCache(), makeHistoryTable(), makeTable(), markPersistent(), markTransient(), markUnique(), populateFromPost(), query(), rebuildTable(), reload(), removeFromCache(), rollback(), save(), saveAttribute(), saveHistory(), set(), setDataLabels(), setEnumOptions(), setLastQuery(), setMaintainHistory(), setOID(), validate()`

Constants summary
`string` | `TABLE_NAME` | `'DEnum'` | # The name of the database table for the class The name of the database table for the class #### Since 1.0

Properties summary
`protected array` | $options | `array()` | # An array of valid DEnum options An array of valid DEnum options #### Since 1.0
`protected integer` | $value | `` | # The currently selected DEnum option The currently selected DEnum option #### Since 1.0
`protected `String`` | $name | `` | # The name of the DEnum used in the database The name of the DEnum used in the database #### Since 1.0
`protected array` | $dataLabels | `array("OID"=>"DEnum ID#","name"=>"Name")` | # An array of data display labels for the class properties An array of data display labels for the class properties #### Since 1.0
`protected string` | $helper | `'Not a valid denum option!'` | # The message to display to the user when validation fails The message to display to the user when validation fails #### Since 1.0
`private static `Logger`` | $logger | `null` | # Trace logger Trace logger #### Since 1.2

Properties inherited from AlphaDAO
`$OID, $created_by, $created_ts, $defaultAttributes, $lastQuery, $transientAttributes, $uniqueAttributes, $updated_by, $updated_ts, $version_num`