ref: 21336d544ae90e20070fd7c8be67f3f2c9ccbe38
dir: /man/9/focus/
.TH FOCUS 9 .SH NAME focus \- change or query keyboard focus .SH SYNOPSIS \f5focus \fR?\fIwhat\fR? .SH DESCRIPTION With no arguments, \f5focus\fP returns the name of the widget to which keyboard events are currently delivered, known as the .IR "keyboard focus" . When given an argument, \f5focus\fP changes the keyboard focus. If \fIwhat\fP is the name of a widget, that widget will be made the keyboard focus. If \fIwhat\fP is \f5next\fP, the keyboard focus will be changed to the next item in the focus order for that window. If \fIwhat\fP is \f5previous\fP, the keyboard focus will be changed to the previous item in the focus order for that window. The focus order is determined automatically by Tk.