Skip to content



Below is a list of the most important properties methods and events for TWebTabSet. TWebTabSet is similar to a VCL TTabSet.

Designtime Runtime

HTML template tag

The HTML tag the component can be associated with in an HTML template. Assign the ID attribute with a unique value and set the identical value to the ElementID property. Detailed information can be found in the Use of HTML templates topic.

HTML tag <SPAN ID=”UniqueID”></SPAN>
ElementID UniqueID

Properties for TWebTabSet

Property Description
ElementClassName Optionally sets the CSS classname for the label when styling via CSS is used
ElementID Optionally sets the HTML element ID for a HTML element in the form HTML file the label needs to be connected with. When connected, no new label is created but the Delphi class is connected with the existing HTML element in the form HTML file
ItemIndex Sets or gets the selected tab
Items List of tab captions
SelectedColor Sets the background color of the selected tab

Methods for TWebTabSet

Property Description
Clear Removes all tabs
SelectNextTab Selects the next or previous page in the page control, depending on the value of the parameter.

Events for TWebTabSet

Property Description
OnClick Event triggered when a tab is clicked
OnDblClick Event triggered when a tab is clicked
OnSelectionChange Event triggered when the selected tab changes