|Index||Index of the button in the button objects collection|
|Caption||A caption added to the face of the button.
This will change the size of smaller buttons.
|Key||The name assigned to each button.
This can be used to select a specific button.
It is more accurate than Index since the index number can change.
|Value||The values are tbrUnPressed and tbrPressed.|
|ToolTipText||This is displayed when cursor hovers over the button.|
|Image||The Index or Key of the image in the associated ImageList.|
|Tag||Any value can be entered in the Tag field. This can be used as a flag or reference.|
|Default||This is the standard button.|
|Check||This is a toggle button. When pressed, it stays depressed. When pressed again, it becomes unpressed.|
|ButtonGroup||Groups selected buttons together, so that pressing one caused the others to be unselected.|
|Separator||Blank space between buttons|
|PlaceHolder||Allows a program created control, such as a combo box, on the toolbar.|
|DropDown||A button menu can be inserted here.|