PHP Class WhRelationalColumn

Displays a clickable column that will make an ajax request and display its resulting data into a new row.

Author: Antonio Ramirez ([email protected])

Inheritance: extends TbDataColumn

Public Properties

Property	Type	Description
$afterAjaxUpdate		a javascript function that will be invoked if an AJAX call occurs. The function signature is `function(tr, rowid, data)` `tr` is the newly created TR HTML object that will display the returned server data. `rowid` the model id of the row. `data` is the data returned by the server that is already displayed on the row. Note: This handler is not called for JSONP requests. Example (add in a call to TbRelationalColumn): ... 'afterAjaxUpdate'=>'js:function(tr,rowid, data){ console.log(rowid); }', ...
$ajaxErrorMessage	string	the message that is displayed on the newly created row in case there is an AJAX error.
$cacheData	boolean	if set to true, there won't be more than one AJAX request. If set to false, the widget will continuously make AJAX requests. This is useful if the data could vary. If the data doesn't change then is better to set it to true. Defaults to true.
$cssClass	string	the class name that will wrap up the cell content. Important Note: this class will be used as the trigger for the AJAX call, so make sure is unique for the column.
$url	string	the route to call via AJAX to get the data from

Public Methods

Method	Description
init ( )	widget initialization
registerClientScript ( )	Register script that will handle its behavior
renderDataCell ( integer $row )	Overrides CDataColumn renderDataCell in order to wrap up its content with the object that will be used as a trigger.

Protected Methods

Method	Description
getPrimaryKey ( CActiveRecord $data ) : null \| string	Helper function to return the primary key of the $data * IMPORTANT: composite keys on CActiveDataProviders will return the keys joined by comma

Method Details

getPrimaryKey() protected method

Helper function to return the primary key of the $data * IMPORTANT: composite keys on CActiveDataProviders will return the keys joined by comma

protected getPrimaryKey ( CActiveRecord $data ) : null \| string
$data	CActiveRecord
return	null \| string

init() public method

widget initialization

public init ( )

registerClientScript() public method

public registerClientScript ( )

renderDataCell() public method

Important: Making use of links as a content for this of column is an error.

public renderDataCell ( integer $row )
$row	integer

Property Details

$afterAjaxUpdate public_oe property

a javascript function that will be invoked if an AJAX call occurs. The function signature is function(tr, rowid, data)

tr is the newly created TR HTML object that will display the returned server data.
rowid the model id of the row.
data is the data returned by the server that is already displayed on the row.

Note: This handler is not called for JSONP requests. Example (add in a call to TbRelationalColumn):

 ...
 'afterAjaxUpdate'=>'js:function(tr,rowid, data){ console.log(rowid); }',
 ...

public $afterAjaxUpdate

$ajaxErrorMessage public_oe property

the message that is displayed on the newly created row in case there is an AJAX error.

public string $ajaxErrorMessage
return	string

$cacheData public_oe property

if set to true, there won't be more than one AJAX request. If set to false, the widget will continuously make AJAX requests. This is useful if the data could vary. If the data doesn't change then is better to set it to true. Defaults to true.

public bool $cacheData
return	boolean

$cssClass public_oe property

the class name that will wrap up the cell content. Important Note: this class will be used as the trigger for the AJAX call, so make sure is unique for the column.

public string $cssClass
return	string

$url public_oe property

the route to call via AJAX to get the data from

public string $url
return	string