Class \Prado\Web\UI\ActiveControls\TActiveListBox
TActiveListBox class.
List items can be added dynamically during a callback request.
Class hierarchy
- \Prado\Web\UI\ActiveControls\TActiveListBox implements IActiveControl, ICallbackEventHandler
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\Prado\Web\UI\WebControls\TListBox
implements
IPostBackDataHandler, IValidatable -
\Prado\Web\UI\WebControls\TListControl
implements
IDataRenderer
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\Prado\Web\UI\WebControls\TDataBoundControl
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\Prado\Web\UI\WebControls\TWebControl
implements
IStyleable
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\Prado\Web\UI\TControl
implements
IRenderable, IBindable
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\Prado\TApplicationComponent
-
\Prado\TComponent
Since: 3.1
public
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__construct() : mixed
Creates a new callback control, sets the adapter to
TActiveListControlAdapter. If you override this class, be sure to set the
adapter appropriately by, for example, by calling this constructor.
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public
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public
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public
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onCallback(TCallbackEventParameter $param) : mixed
This method is invoked when a callback is requested. The method raises
'OnCallback' event to fire up the event handlers. If you override this
method, be sure to call the parent implementation so that the event
handler can be invoked.
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public
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onPreRender(mixed $param) : mixed
Updates the client-side options if the item list has changed after the OnLoad event.
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public
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raiseCallbackEvent(TCallbackEventParameter $param) : mixed
Raises the callback event. This method is required by {@see
ICallbackEventHandler} interface.
This method is mainly used by framework and control developers. |
public
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setSelectionMode(string $value) : mixed
Sets the selection mode of the list control (Single, Multiple)
on the client-side if the {@see setEnableUpdate EnableUpdate}
property is set to true.
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protected
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addAttributesToRender(mixed $writer) : mixed
Ensure that the ID attribute is rendered and registers the javascript code
for initializing the active control.
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protected
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createListItemCollection() : TActiveListItemCollection
Creates a collection object to hold list items. A specialized
TActiveListItemCollection is created to allow the drop down list options
to be added.
This method may be overriden to create a customized collection. |
protected
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getClientClassName() : string
Javascript client class for this control.
This method overrides the parent implementation. |
protected
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renderClientControlScript(mixed $writer) : mixed
Override parent implementation, no javascript is rendered here instead
the javascript required for active control is registered in {@see addAttributesToRender}.
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