diff options
Diffstat (limited to 'src/frame.c')
| -rw-r--r-- | src/frame.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/frame.c b/src/frame.c index 0c130164352..35fd190ba28 100644 --- a/src/frame.c +++ b/src/frame.c @@ -1524,9 +1524,9 @@ The functions are run with one argument, the frame to be deleted. */) DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0, doc: /* Return a list (FRAME X . Y) giving the current mouse frame and position. -The position is given in character cells, where (0, 0) is the -upper-left corner of the frame, X is the horizontal offset, and Y is -the vertical offset. +The position is given in canonical character cells, where (0, 0) is the +upper-left corner of the frame, X is the horizontal offset, and Y is the +vertical offset, measured in units of the frame's default character size. If Emacs is running on a mouseless terminal or hasn't been programmed to read the mouse position, it returns the selected frame for FRAME and nil for X and Y. @@ -1609,9 +1609,10 @@ Coordinates are relative to the frame, not a window, so the coordinates of the top left character in the frame may be nonzero due to left-hand scroll bars or the menu bar. -The position is given in character cells, where (0, 0) is the -upper-left corner of the frame, X is the horizontal offset, and Y is -the vertical offset. +The position is given in canonical character cells, where (0, 0) is +the upper-left corner of the frame, X is the horizontal offset, and +Y is the vertical offset, measured in units of the frame's default +character size. This function is a no-op for an X frame that is not visible. If you have just created a frame, you must wait for it to become visible |