Name 

Description 

 

GetOwner 

Returns the owner of an object. 

 

Notify 

Responds when items are added to or removed from the collection. 

 

Update 

Updates the collection to reflect changes to its items. 

 

Name 

Description 

 

Add 

Adds a new item at the end of the collection. 

 

AddItem 

Adds an item to the category at the specified index. 

 

BeginUpdate 

Begins the update procedure to update the button list whenever the categories or buttons within the categories are modified. 

 

IndexOf 

IndexOf returns the index of the button category with the given caption. 

 

Insert 

Inserts a new item at the specified index. 

 

ItemAt 

ItemAt returns the button category with the given index. 

 

ItemIndex 

ItemIndex returns the index of the button category with the given caption, ignoring collapsed categories.