c# - Add Item to ListBox from TextBox -

i have listbox:

<listbox x:name="playlistlist" alternationcount="2" selectionchanged="didchangeselection">         <listbox.groupstyle>             <groupstyle />         </listbox.groupstyle>         <listbox.itemtemplate>             <datatemplate>                 <textblock text="{binding name}"/>             </datatemplate>         </listbox.itemtemplate>     </listbox> 

and want add option add new item listbox. , want adding textbox listbox when user press button , user press enter , add text in textbox listbox.

i try add text box listbox can add 1 type of listbox.itemtemplate, how can handle it?

updated add textbox inside listbox:

to add new item listbox, in button click code-behind do:

textbox textboxitem = new textbox(); // set textboxitem properties here playlistlist.items.add(textboxitem);