A Ttk (i.e. theme-able) scrollbar widget.
HaO 2019-04-29: The layouts are called: Horizontal.TScrollbar and Vertical.TScrollbar:
% ttk::style layout Vertical.TScrollbar
Vertical.Scrollbar.trough -sticky ns -children {
Vertical.Scrollbar.uparrow -side top -sticky {}
Vertical.Scrollbar.downarrow -side bottom -sticky {}
Vertical.Scrollbar.thumb -sticky nswe -unit 1 -children {
Vertical.Scrollbar.grip -sticky {}}}A custom stlye may be defined as follows:
ttk::style configure My.Vertical.TScrollbar -troughcolor yellow pack [ttk::scrollbar .s -style My.Vertical.TScrollbar -orient vertical -command ".t yview"] -fill y -expand true -side right pack [text .t -yscrollcommand ".s set"] -side left -fill both -expand true .t insert 1.0 [string repeat 1\n 100]
The following styling options are supported: The description is for a vertical slider. There are 5 regions named here: upper arrow, upper trough, thumb, lower trough, lower arrow.
| -orient | ? |
| -background | ? |
| -bordercolor | ? |
| -troughcolor | trough color |
| -lightcolor | ? |
| -darkcolor | color of the frames of each element |
| -arrowcolor | arrow background color |
| -arrowsize | arrows width and height and thus width of the widget |
| -gripcount | number of vertical lines on the thumb |
| -sliderlength | Height of the thumb |