Variable: frame-title-format

frame-title-format is a variable defined in xdisp.c.

Value

(multiple-frames "%b"
		 ("" "%b - GNU Emacs at " system-name))

Documentation

Template for displaying the title bar of visible frames.

(Assuming the window manager supports this feature.)

This variable has the same structure as mode-line-format, except that the %c, %C, and %l constructs are ignored. It is used only on frames for which no explicit name has been set (see modify-frame-parameters).

View in manual

Probably introduced at or before Emacs version 19.29.

Source Code

// Defined in /usr/src/emacs/src/xdisp.c
  DEFVAR_LISP ("frame-title-format", Vframe_title_format,
    doc: /* Template for displaying the title bar of visible frames.
\(Assuming the window manager supports this feature.)