Commit beb0bc36 authored by Dave Love's avatar Dave Love
Browse files

(Vmouse_position_function): New variable.

(Fmouse_position): Use it.
(syms_of_frame): Install it.
parent f0a6c717
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/* Generic frame functions.
Copyright (C) 1993, 1994, 1995, 1997, 1999 Free Software Foundation.
Copyright (C) 1993, 1994, 1995, 1997, 1999, 2000 Free Software Foundation.
This file is part of GNU Emacs.
......@@ -103,6 +103,7 @@ Lisp_Object Qtitle;
Lisp_Object Vterminal_frame;
Lisp_Object Vdefault_frame_alist;
Lisp_Object Vmouse_position_function;
static void
syms_of_frame_1 ()
......@@ -1375,13 +1376,15 @@ The position is given in character cells, where (0, 0) is the\n\
upper-left corner.\n\
If Emacs is running on a mouseless terminal or hasn't been programmed\n\
to read the mouse position, it returns the selected frame for FRAME\n\
and nil for X and Y.")
and nil for X and Y.\n\
Runs the abnormal hook `mouse-position-function' with the normal return\n\
value as argument.")
Lisp_Object lispy_dummy;
enum scroll_bar_part party_dummy;
Lisp_Object x, y;
Lisp_Object x, y, retval;
int col, row;
unsigned long long_dummy;
......@@ -1405,7 +1408,14 @@ and nil for X and Y.")
XSETFRAME (lispy_dummy, f);
return Fcons (lispy_dummy, Fcons (x, y));
retval = Fcons (lispy_dummy, Fcons (x, y));
if (!NILP (Vmouse_position_function))
struct gcpro gcpro1, gcpro2;
GCPRO2 (x, y);
RETURN_UNGCPRO (call1 (Vmouse_position_function, retval));
return retval;
DEFUN ("mouse-pixel-position", Fmouse_pixel_position,
......@@ -2344,6 +2354,12 @@ syms_of_frame ()
"Non-nil if all of emacs is iconified and frame updates are not needed.");
Vemacs_iconified = Qnil;
DEFVAR_LISP ("mouse-position-function", &Vmouse_position_function,
"If non-nil, function applied to the normal result of `mouse-position'.\n\
This abnormal hook exists for the benefit of packages like XTerm-mouse\n\
which need to do mouse handling at the Lisp level.");
Vmouse_position_function = Qnil;
DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame,
"Minibufferless frames use this frame's minibuffer.\n\
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