`TfpgColorListBox`
pl	ro	OnDragEnter
pl	ro	OnDragLeave
pl	ro	OnDragDrop
pl	ro	OnDragStartDetected

`TfpgBaseColorListBox`

`TfpgBaseListBox`
		OnChange
	ro	OnKeyPress
		OnScroll
		OnSelect

`TfpgWidget`
		OnDragEnter
		OnDragLeave
		OnDragDrop

`TfpgWindow`

`TfpgWindowImpl`

`TfpgX11Window`

`TfpgWindowBase`

`TfpgComponent`