Tk_DrawFocusHighlight - draw the traversal highlight ring for a widget
Tk_GetPixels(tkwin, gc, width, drawable)
Window for which the highlight is being drawn. Used to retrieve the window's dimensions, among other things.
Graphics context to use for drawing the highlight.
Width of the highlight ring, in pixels.
Drawable in which to draw the highlight; usually an offscreen pixmap for double buffering.
Tk_DrawFocusHighlight is a utility procedure that draws the traversal highlight ring for a widget. It is typically invoked by widgets during redisplay.
focus, traversal highlight
To install Tk, copy and paste the appropriate command in to your terminal.
perl -MCPAN -e shell
For more information on module installation, please visit the detailed CPAN module installation guide.