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x11fns.c
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1992-07-15
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/* Functions for the X window system.
Copyright (C) 1988, 1990, 1992 Free Software Foundation.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Written by Yakim Martillo; rearranged by Richard Stallman. */
/* Color and other features added by Robert Krawitz*/
/* Converted to X11 by Robert French */
#include <stdio.h>
#include <signal.h>
#include "config.h"
/* Get FIONREAD, if it is available. */
#ifdef USG
#include <termio.h>
#endif /* USG */
#include <fcntl.h>
#ifndef VMS
#include <sys/ioctl.h>
#endif /* not VMS */
/* Allow m- file to inhibit use of interrupt-driven input. */
#ifdef BROKEN_FIONREAD
#undef FIONREAD
#endif
/* We are unable to use interrupts if FIONREAD is not available,
so flush SIGIO so we won't try. */
#ifndef FIONREAD
#ifdef SIGIO
#undef SIGIO
#endif
#endif
#include "x11term.h"
#include "dispextern.h"
#include "termchar.h"
#ifdef HAVE_SOCKETS
#include <sys/socket.h> /* Must be done before gettime.h. */
#endif
/* Include time.h or sys/time.h or both. */
#include "gettime.h"
#include <setjmp.h>
/* Prepare for lisp.h definition of NULL.
Sometimes x11term.h includes stddef.h. */
#ifdef NULL
#undef NULL
#endif
#include "lisp.h"
#include "window.h"
#ifdef HAVE_X_WINDOWS
#define abs(x) ((x < 0) ? ((x)) : (x))
#define sgn(x) ((x < 0) ? (-1) : (1))
#define min(a,b) ((a) < (b) ? (a) : (b))
#define max(a,b) ((a) > (b) ? (a) : (b))
/* Non-nil if Emacs is running with an X window for display.
Nil if Emacs is run on an ordinary terminal. */
Lisp_Object Vxterm;
Lisp_Object Vx_mouse_pos;
Lisp_Object Vx_mouse_abs_pos;
Lisp_Object Vx_mouse_item;
/* These are standard "white" and "black" strings, used in the
*_color variables when the color was not specially allocated for them. */
char *white_color = "white";
char *black_color = "black";
extern Lisp_Object MouseMap;
extern Lisp_Object minibuf_window;
extern int minibuf_prompt_width;
extern XEvent *XXm_queue[XMOUSEBUFSIZE];
extern int XXm_queue_num;
extern int XXm_queue_in;
extern int XXm_queue_out;
extern char *fore_color;
extern char *back_color;
extern char *brdr_color;
extern char *mous_color;
extern char *curs_color;
extern unsigned long fore;
extern unsigned long back;
extern unsigned long brdr;
extern unsigned long curs;
extern int XXborder;
extern int XXInternalBorder;
extern char *progname;
extern XFontStruct *fontinfo;
extern Font XXfid;
extern GC XXgc_norm,XXgc_rev,XXgc_curs,XXgc_temp,XXgc_curs_rev;
extern XGCValues XXgcv;
extern int XXfontw,XXfonth,XXbase,XXisColor;
extern Colormap XXColorMap;
extern int PendingExposure;
extern char *default_window;
extern char *desiredwindow;
extern int XXscreen;
extern Window XXwindow;
extern Cursor EmacsCursor;
extern short MouseCursor[], MouseMask[];
extern char *XXcurrentfont;
extern int informflag;
extern int WindowMapped;
extern int CurHL;
extern int pixelwidth, pixelheight;
extern int XXpid;
extern char *XXidentity;
extern Display *XXdisplay;
extern int bitblt, CursorExists, VisibleX, VisibleY;
check_xterm ()
{
if (NULL (Vxterm))
error ("Terminal does not understand X protocol.");
}
DEFUN ("x-set-bell", Fx_set_bell, Sx_set_bell, 1, 1, "P",
"For X window system, set audible vs visible bell.\n\
With non-nil argument (prefix arg), use visible bell; otherwise, audible bell.")
(arg)
Lisp_Object arg;
{
BLOCK_INPUT_DECLARE ();
check_xterm ();
BLOCK_INPUT ();
if (!NULL (arg))
XSetFlash ();
else
XSetFeep ();
UNBLOCK_INPUT ();
return arg;
}
DEFUN ("x-flip-color", Fx_flip_color, Sx_flip_color, 0, 0, "",
"Toggle the background and foreground colors")
()
{
check_xterm ();
XFlipColor ();
return Qt;
}
DEFUN ("x-set-foreground-color", Fx_set_foreground_color,
Sx_set_foreground_color, 1, 1, "sSet foreground color: ",
"Set foreground (text) color to COLOR.")
(arg)
Lisp_Object arg;
{
XColor cdef;
BLOCK_INPUT_DECLARE ();
char *save_color;
unsigned long save;
save_color = fore_color;
save = fore;
check_xterm ();
CHECK_STRING (arg,1);
fore_color = (char *) xmalloc (XSTRING (arg)->size + 1);
bcopy (XSTRING (arg)->data, fore_color, XSTRING (arg)->size + 1);
BLOCK_INPUT ();
if (fore_color && XXisColor &&
XParseColor (XXdisplay, XXColorMap, fore_color, &cdef) &&
XAllocColor(XXdisplay, XXColorMap, &cdef))
fore = cdef.pixel;
else if (fore_color && !strcmp (fore_color, "white"))
fore = WhitePixel (XXdisplay, XXscreen), fore_color = white_color;
else if (fore_color && !strcmp (fore_color, "black"))
fore = BlackPixel (XXdisplay, XXscreen), fore_color = black_color;
else
fore_color = save_color;
/* Now free the old background color
if it was specially allocated and we are not still using it. */
if (save_color != white_color && save_color != black_color
&& save_color != fore_color)
{
XFreeColors (XXdisplay, XXColorMap, &save, 1, 0);
free (save_color);
}
XSetForeground(XXdisplay, XXgc_norm, fore);
XSetBackground(XXdisplay, XXgc_rev, fore);
Fredraw_display ();
UNBLOCK_INPUT ();
XFlush (XXdisplay);
return Qt;
}
DEFUN ("x-set-background-color", Fx_set_background_color,
Sx_set_background_color, 1, 1, "sSet background color: ",
"Set background color to COLOR.")
(arg)
Lisp_Object arg;
{
XColor cdef;
BLOCK_INPUT_DECLARE ();
char *save_color;
unsigned long save;
check_xterm ();
CHECK_STRING (arg,1);
save_color = back_color;
save = back;
back_color = (char *) xmalloc (XSTRING (arg)->size + 1);
bcopy (XSTRING (arg)->data, back_color, XSTRING (arg)->size + 1);
BLOCK_INPUT ();
if (back_color && XXisColor &&
XParseColor (XXdisplay, XXColorMap, back_color, &cdef) &&
XAllocColor(XXdisplay, XXColorMap, &cdef))
back = cdef.pixel;
else if (back_color && !strcmp (back_color, "white"))
back = WhitePixel (XXdisplay, XXscreen), back_color = white_color;
else if (back_color && !strcmp (back_color, "black"))
back = BlackPixel (XXdisplay, XXscreen), back_color = black_color;
else
back_color = save_color;
/* Now free the old background color
if it was specially allocated and we are not still using it. */
if (save_color != white_color && save_color != black_color
&& save_color != back_color)
{
XFreeColors (XXdisplay, XXColorMap, &save, 1, 0);
free (save_color);
}
XSetBackground (XXdisplay, XXgc_norm, back);
XSetForeground (XXdisplay, XXgc_rev, back);
XSetForeground (XXdisplay, XXgc_curs, back);
XSetBackground (XXdisplay, XXgc_curs_rev, back);
XSetWindowBackground(XXdisplay, XXwindow, back);
XClearArea (XXdisplay, XXwindow, 0, 0,
screen_width*XXfontw+2*XXInternalBorder,
screen_height*XXfonth+2*XXInternalBorder, 0);
UNBLOCK_INPUT ();
Fredraw_display ();
XFlush (XXdisplay);
return Qt;
}
DEFUN ("x-set-border-color", Fx_set_border_color, Sx_set_border_color, 1, 1,
"sSet border color: ",
"Set border color to COLOR.")
(arg)
Lisp_Object arg;
{
XColor cdef;
BLOCK_INPUT_DECLARE ();
unsigned long save;
char *save_color;
check_xterm ();
CHECK_STRING (arg,1);
brdr_color= (char *) xmalloc (XSTRING (arg)->size + 1);
save = brdr;
save_color = brdr_color;
bcopy (XSTRING (arg)->data, brdr_color, XSTRING (arg)->size + 1);
BLOCK_INPUT ();
if (brdr_color && XXisColor &&
XParseColor (XXdisplay, XXColorMap, brdr_color, &cdef) &&
XAllocColor(XXdisplay, XXColorMap, &cdef))
brdr = cdef.pixel;
else
{
if (brdr_color && !strcmp (brdr_color, "black"))
{
brdr = BlackPixel (XXdisplay, XXscreen);
brdr_color = black_color;
}
else
if (brdr_color && !strcmp (brdr_color, "white"))
{
brdr = WhitePixel (XXdisplay, XXscreen);
brdr_color = white_color;
}
else {
brdr_color = black_color;
brdr = BlackPixel (XXdisplay, XXscreen);
}
}
/* Now free the old background color
if it was specially allocated and we are not still using it. */
if (save_color != white_color && save_color != black_color
&& save_color != brdr_color)
{
XFreeColors (XXdisplay, XXColorMap, &save, 1, 0);
free (save_color);
}
if (XXborder) {
XSetWindowBorder(XXdisplay, XXwindow, brdr);
XFlush (XXdisplay);
}
UNBLOCK_INPUT ();
return Qt;
}
DEFUN ("x-set-cursor-color", Fx_set_cursor_color, Sx_set_cursor_color, 1, 1,
"sSet text cursor color: ",
"Set text cursor color to COLOR.")
(arg)
Lisp_Object arg;
{
XColor cdef;
BLOCK_INPUT_DECLARE ();
char *save_color;
unsigned long save;
check_xterm ();
CHECK_STRING (arg,1);
save_color = curs_color;
save = curs;
curs_color = (char *) xmalloc (XSTRING (arg)->size + 1);
bcopy (XSTRING (arg)->data, curs_color, XSTRING (arg)->size + 1);
BLOCK_INPUT ();
if (curs_color && XXisColor &&
XParseColor (XXdisplay, XXColorMap, curs_color, &cdef) &&
XAllocColor(XXdisplay, XXColorMap, &cdef))
curs = cdef.pixel;
else if (curs_color && !strcmp (curs_color, "white"))
curs = WhitePixel (XXdisplay, XXscreen), curs_color = white_color;
else if (curs_color && !strcmp (curs_color, "black"))
curs = BlackPixel (XXdisplay, XXscreen), curs_color = black_color;
else
curs_color = save_color;
/* Now free the old background color
if it was specially allocated and we are not still using it. */
if (save_color != white_color && save_color != black_color
&& save_color != curs_color)
{
XFreeColors (XXdisplay, XXColorMap, &save, 1, 0);
free (save_color);
}
XSetBackground(XXdisplay, XXgc_curs, curs);
XSetForeground(XXdisplay, XXgc_curs_rev, curs);
CursorToggle ();
CursorToggle ();
UNBLOCK_INPUT ();
return Qt;
}
DEFUN ("x-set-mouse-color", Fx_set_mouse_color, Sx_set_mouse_color, 1, 1,
"sSet mouse cursor color: ",
"Set mouse cursor color to COLOR.")
(arg)
Lisp_Object arg;
{
BLOCK_INPUT_DECLARE ();
char *save_color;
check_xterm ();
CHECK_STRING (arg,1);
save_color = mous_color;
mous_color = (char *) xmalloc (XSTRING (arg)->size + 1);
bcopy (XSTRING (arg)->data, mous_color, XSTRING (arg)->size + 1);
BLOCK_INPUT ();
if (! x_set_cursor_colors ())
mous_color = save_color;
else if (save_color != white_color && save_color != black_color
&& save_color != mous_color)
free (save_color);
XFlush (XXdisplay);
UNBLOCK_INPUT ();
return Qt;
}
/* Set the actual X cursor colors from `mous_color' and `back_color'. */
int
x_set_cursor_colors ()
{
XColor forec, backc;
char *useback;
/* USEBACK is the background color, but on monochrome screens
changed if necessary not to match the mouse. */
useback = back_color;
if (!XXisColor && !strcmp (mous_color, back_color))
{
if (strcmp (back_color, "white"))
useback = white_color;
else
useback = black_color;
}
if (XXisColor && mous_color
&& XParseColor (XXdisplay, XXColorMap, mous_color, &forec)
&& XParseColor (XXdisplay, XXColorMap, useback, &backc))
{
XRecolorCursor (XXdisplay, EmacsCursor, &forec, &backc);
return 1;
}
else return 0;
}
DEFUN ("x-color-p", Fx_color_p, Sx_color_p, 0, 0, 0,
"Returns t if the display is a color X terminal.")
()
{
check_xterm ();
if (XXisColor)
return Qt;
else
return Qnil;
}
DEFUN ("x-get-foreground-color", Fx_get_foreground_color,
Sx_get_foreground_color, 0, 0, 0,
"Returns the color of the foreground, as a string.")
()
{
Lisp_Object string;
check_xterm ();
string = build_string (fore_color);
return string;
}
DEFUN ("x-get-background-color", Fx_get_background_color,
Sx_get_background_color, 0, 0, 0,
"Returns the color of the background, as a string.")
()
{
Lisp_Object string;
check_xterm ();
string = build_string (back_color);
return string;
}
DEFUN ("x-get-border-color", Fx_get_border_color,
Sx_get_border_color, 0, 0, 0,
"Returns the color of the border, as a string.")
()
{
Lisp_Object string;
check_xterm ();
string = build_string (brdr_color);
return string;
}
DEFUN ("x-get-cursor-color", Fx_get_cursor_color,
Sx_get_cursor_color, 0, 0, 0,
"Returns the color of the cursor, as a string.")
()
{
Lisp_Object string;
check_xterm ();
string = build_string (curs_color);
return string;
}
DEFUN ("x-get-mouse-color", Fx_get_mouse_color,
Sx_get_mouse_color, 0, 0, 0,
"Returns the color of the mouse cursor, as a string.")
()
{
Lisp_Object string;
check_xterm ();
string = build_string (mous_color);
return string;
}
DEFUN ("x-get-default", Fx_get_default, Sx_get_default, 1, 1, 0,
"Get default for X-window attribute ATTRIBUTE from the system.\n\
ATTRIBUTE must be a string.\n\
Returns nil if attribute default isn't specified.")
(arg)
Lisp_Object arg;
{
char *default_name, *value;
check_xterm ();
CHECK_STRING (arg, 1);
default_name = (char *) XSTRING (arg)->data;
#ifdef XBACKWARDS
/* Some versions of X11R4, at least, have the args backwards. */
if (XXidentity && *XXidentity)
value = XGetDefault (XXdisplay, default_name, XXidentity);
else
value = XGetDefault (XXdisplay, default_name, CLASS);
#else
if (XXidentity && *XXidentity)
value = XGetDefault (XXdisplay, XXidentity, default_name);
else
value = XGetDefault (XXdisplay, CLASS, default_name);
#endif
if (value)
return build_string (value);
return (Qnil);
}
DEFUN ("x-set-font", Fx_set_font, Sx_set_font, 1, 1, "sFont Name: ",
"Sets the font to be used for the X window.")
(arg)
Lisp_Object arg;
{
register char *newfontname;
CHECK_STRING (arg, 1);
check_xterm ();
newfontname = (char *) xmalloc (XSTRING (arg)->size + 1);
bcopy (XSTRING (arg)->data, newfontname, XSTRING (arg)->size + 1);
if (XSTRING (arg)->size == 0)
goto badfont;
if (!XNewFont (newfontname)) {
free (XXcurrentfont);
XXcurrentfont = newfontname;
return Qt;
}
badfont:
error ("Font \"%s\" is not defined", newfontname);
free (newfontname);
return Qnil;
}
DEFUN ("coordinates-in-window-p", Fcoordinates_in_window_p,
Scoordinates_in_window_p, 2, 2, 0,
"Return non-nil if POSITIONS (a list, (SCREEN-X SCREEN-Y)) is in WINDOW.\n\
Returned value is list of positions expressed\n\
relative to window upper left corner.")
(coordinate, window)
register Lisp_Object coordinate, window;
{
register Lisp_Object xcoord, ycoord;
int height;
if (!CONSP (coordinate))
wrong_type_argument (Qlistp, coordinate);
CHECK_WINDOW (window, 2);
xcoord = Fcar (coordinate);
ycoord = Fcar (Fcdr (coordinate));
CHECK_NUMBER (xcoord, 0);
CHECK_NUMBER (ycoord, 1);
if ((XINT (xcoord) < XINT (XWINDOW (window)->left)) ||
(XINT (xcoord) >= (XINT (XWINDOW (window)->left) +
XINT (XWINDOW (window)->width))))
return Qnil;
XFASTINT (xcoord) -= XFASTINT (XWINDOW (window)->left);
height = XINT (XWINDOW (window)->height);
if (window != minibuf_window)
height --;
if ((XINT (ycoord) < XINT (XWINDOW (window)->top)) ||
(XINT (ycoord) >= XINT (XWINDOW (window)->top) + height))
return Qnil;
XFASTINT (ycoord) -= XFASTINT (XWINDOW (window)->top);
return Fcons (xcoord, Fcons (ycoord, Qnil));
}
DEFUN ("x-mouse-events", Fx_mouse_events, Sx_mouse_events, 0, 0, 0,
"Return number of pending mouse events from X window system.")
()
{
register Lisp_Object tem;
check_xterm ();
XSET (tem, Lisp_Int, XXm_queue_num);
return tem;
}
DEFUN ("x-proc-mouse-event", Fx_proc_mouse_event, Sx_proc_mouse_event,
0, 0, 0,
"Pulls a mouse event out of the mouse event buffer and dispatches\n\
the appropriate function to act upon this event.")
()
{
XEvent event;
register Lisp_Object mouse_cmd;
register char com_letter;
register char key_mask;
register Lisp_Object tempx;
register Lisp_Object tempy;
extern Lisp_Object get_keyelt ();
extern int meta_prefix_char;
check_xterm ();
if (XXm_queue_num) {
event = *XXm_queue[XXm_queue_out];
free (XXm_queue[XXm_queue_out]);
XXm_queue_out = (XXm_queue_out + 1) % XMOUSEBUFSIZE;
XXm_queue_num--;
com_letter = 3-(event.xbutton.button & 3);
key_mask = (event.xbutton.state & 15) << 4;
/* Get rid of the shift-lock bit. */
key_mask &= ~0x20;
/* Report meta in 2 bit, not in 8 bit. */
if (key_mask & 0x80)
{
key_mask |= 0x20;
key_mask &= ~0x80;
}
com_letter |= key_mask;
if (event.type == ButtonRelease)
com_letter |= 0x04;
XSET (tempx, Lisp_Int,
min (screen_width-1,
max (0, (event.xbutton.x-XXInternalBorder)/
XXfontw)));
XSET (tempy, Lisp_Int,
min (screen_height-1,
max (0, (event.xbutton.y-XXInternalBorder)/
XXfonth)));
Vx_mouse_pos = Fcons (tempx, Fcons (tempy, Qnil));
XSET (tempx, Lisp_Int, event.xbutton.x_root);
XSET (tempy, Lisp_Int, event.xbutton.y_root);
Vx_mouse_abs_pos = Fcons (tempx, Fcons (tempy, Qnil));
Vx_mouse_item = make_number (com_letter);
mouse_cmd
= get_keyelt (access_keymap (MouseMap, com_letter));
if (NULL (mouse_cmd)) {
if (event.type != ButtonRelease)
bell ();
Vx_mouse_pos = Qnil;
}
else
return call1 (mouse_cmd, Vx_mouse_pos);
}
return Qnil;
}
DEFUN ("x-get-mouse-event", Fx_get_mouse_event, Sx_get_mouse_event,
1, 1, 0,
"Get next mouse event out of mouse event buffer (com-letter (x y)).\n\
ARG non-nil means return nil immediately if no pending event;\n\
otherwise, wait for an event.")
(arg)
Lisp_Object arg;
{
XEvent event;
register char com_letter;
register char key_mask;
register Lisp_Object tempx;
register Lisp_Object tempy;
check_xterm ();
if (NULL (arg))
while (!XXm_queue_num)
{
consume_available_input ();
Fsleep_for (make_number (1));
}
/*** ??? Surely you don't mean to busy wait??? */
if (XXm_queue_num) {
event = *XXm_queue[XXm_queue_out];
free (XXm_queue[XXm_queue_out]);
XXm_queue_out = (XXm_queue_out + 1) % XMOUSEBUFSIZE;
XXm_queue_num--;
com_letter = 3-(event.xbutton.button & 3);
key_mask = (event.xbutton.state & 15) << 4;
/* Report meta in 2 bit, not in 8 bit. */
if (key_mask & 0x80)
{
key_mask |= 0x20;
key_mask &= ~0x80;
}
com_letter |= key_mask;
if (event.type == ButtonRelease)
com_letter |= 0x04;
XSET (tempx, Lisp_Int,
min (screen_width-1,
max (0, (event.xbutton.x-XXInternalBorder)/
XXfontw)));
XSET (tempy, Lisp_Int,
min (screen_height-1,
max (0, (event.xbutton.y-XXInternalBorder)/
XXfonth)));
Vx_mouse_pos = Fcons (tempx, Fcons (tempy, Qnil));
XSET (tempx, Lisp_Int, event.xbutton.x_root);
XSET (tempy, Lisp_Int, event.xbutton.y_root);
Vx_mouse_abs_pos = Fcons (tempx, Fcons (tempy, Qnil));
Vx_mouse_item = make_number (com_letter);
return Fcons (com_letter, Fcons (Vx_mouse_pos, Qnil));
}
return Qnil;
}
DEFUN ("x-store-cut-buffer", Fx_store_cut_buffer, Sx_store_cut_buffer,
1, 1, "sSend string to X:",
"Store contents of STRING into the cut buffer of the X window system.")
(string)
register Lisp_Object string;
{
BLOCK_INPUT_DECLARE ();
CHECK_STRING (string, 1);
check_xterm ();
BLOCK_INPUT ();
XStoreBytes (XXdisplay, (char *) XSTRING (string)->data,
XSTRING (string)->size);
/* Clear the selection owner, so that other applications
will use the cut buffer rather than a selection. */
XSetSelectionOwner (XXdisplay, XA_PRIMARY, None, CurrentTime);
UNBLOCK_INPUT ();
return Qnil;
}
DEFUN ("x-get-cut-buffer", Fx_get_cut_buffer, Sx_get_cut_buffer, 0, 0, 0,
"Return contents of cut buffer of the X window system, as a string.")
()
{
int len;
register Lisp_Object string;
BLOCK_INPUT_DECLARE ();
register char *d;
check_xterm ();
BLOCK_INPUT ();
d = XFetchBytes (XXdisplay, &len);
string = make_string (d, len);
UNBLOCK_INPUT ();
return string;
}
DEFUN ("x-set-border-width", Fx_set_border_width, Sx_set_border_width,
1, 1, "nBorder width: ",
"Set width of border to WIDTH, in the X window system.")
(borderwidth)
register Lisp_Object borderwidth;
{
BLOCK_INPUT_DECLARE ();
CHECK_NUMBER (borderwidth, 0);
check_xterm ();
if (XINT (borderwidth) < 0)
XSETINT (borderwidth, 0);
BLOCK_INPUT ();
XSetWindowBorderWidth(XXdisplay, XXwindow, XINT(borderwidth));
XFlush(XXdisplay);
UNBLOCK_INPUT ();
return Qt;
}
DEFUN ("x-set-internal-border-width", Fx_set_internal_border_width,
Sx_set_internal_border_width, 1, 1, "nInternal border width: ",
"Set width of internal border to WIDTH, in the X window system.")
(internalborderwidth)
register Lisp_Object internalborderwidth;
{
BLOCK_INPUT_DECLARE ();
CHECK_NUMBER (internalborderwidth, 0);
check_xterm ();
if (XINT (internalborderwidth) < 0)
XSETINT (internalborderwidth, 0);
BLOCK_INPUT ();
XXInternalBorder = XINT(internalborderwidth);
XSetWindowSize(screen_height,screen_width);
UNBLOCK_INPUT ();
return Qt;
}
#ifdef foobar
DEFUN ("x-rebind-key", Fx_rebind_key, Sx_rebind_key, 3, 3, 0,
"Rebind KEYCODE, with shift bits SHIFT-MASK, to new string NEWSTRING.\n\
KEYCODE and SHIFT-MASK should be numbers representing the X keyboard code\n\
and shift mask respectively. NEWSTRING is an arbitrary string of keystrokes.\n\
If SHIFT-MASK is nil, then KEYCODE's key will be bound to NEWSTRING for\n\
all shift combinations.\n\
Shift Lock 1 Shift 2\n\
Meta 4 Control 8\n\
\n\
For values of KEYCODE, see /usr/lib/Xkeymap.txt (remember that the codes\n\
in that file are in octal!)\n")
(keycode, shift_mask, newstring)
register Lisp_Object keycode;
register Lisp_Object shift_mask;
register Lisp_Object newstring;
{
#ifdef notdef
char *rawstring;
int rawkey, rawshift;
int i;
int strsize;
CHECK_NUMBER (keycode, 1);
if (!NULL (shift_mask))
CHECK_NUMBER (shift_mask, 2);
CHECK_STRING (newstring, 3);
strsize = XSTRING (newstring) ->size;
rawstring = (char *) xmalloc (strsize);
bcopy (XSTRING (newstring)->data, rawstring, strsize);
rawkey = ((unsigned) (XINT (keycode))) & 255;
if (NULL (shift_mask))
for (i = 0; i <= 15; i++)
XRebindCode (rawkey, i<<11, rawstring, strsize);
else
{
rawshift = (((unsigned) (XINT (shift_mask))) & 15) << 11;
XRebindCode (rawkey, rawshift, rawstring, strsize);
}
#endif notdef
return Qnil;
}
DEFUN ("x-rebind-keys", Fx_rebind_keys, Sx_rebind_keys, 2, 2, 0,
"Rebind KEYCODE to list of strings STRINGS.\n\
STRINGS should be a list of 16 elements, one for each all shift combination.\n\
nil as element means don't change.\n\
See the documentation of x-rebind-key for more information.")
(keycode, strings)
register Lisp_Object keycode;
register Lisp_Object strings;
{
#ifdef notdef
register Lisp_Object item;
register char *rawstring;
int rawkey, strsize;
register unsigned i;
CHECK_NUMBER (keycode, 1);
CHECK_CONS (strings, 2);
rawkey = ((unsigned) (XINT (keycode))) & 255;
for (i = 0; i <= 15; strings = Fcdr (strings), i++)
{
item = Fcar (strings);
if (!NULL (item))
{
CHECK_STRING (item, 2);
strsize = XSTRING (item)->size;
rawstring = (char *) xmalloc (strsize);
bcopy (XSTRING (item)->data, rawstring, strsize);
XRebindCode (rawkey, i << 11, rawstring, strsize);
}
}
#endif notdef
return Qnil;
}
#endif foobar
XExitWithCoreDump ()
{
XCleanUp ();
abort ();
}
DEFUN ("x-debug", Fx_debug, Sx_debug, 1, 1, 0,
"ARG non-nil means that X errors should generate a coredump.")
(arg)
register Lisp_Object arg;
{
int (*handler)();
check_xterm ();
if (!NULL (arg))
handler = XExitWithCoreDump;
else
{
extern int XIgnoreError ();
handler = XIgnoreError;
}
XSetErrorHandler(handler);
XSetIOErrorHandler(handler);
return (Qnil);
}
XRedrawDisplay ()
{
Fredraw_display ();
}
XCleanUp ()
{
Fdo_auto_save (Qt);
#ifdef subprocesses
kill_buffer_processes (Qnil);
#endif /* subprocesses */
}
syms_of_xfns ()
{
/* If not dumping, init_display ran before us, so don't override it. */
#ifdef CANNOT_DUMP
if (noninteractive)
#endif
Vxterm = Qnil;
DEFVAR_LISP ("x-mouse-item", &Vx_mouse_item,
"Encoded representation of last mouse click, corresponding to\n\
numerical entries in x-mouse-map.");
Vx_mouse_item = Qnil;
DEFVAR_LISP ("x-mouse-pos", &Vx_mouse_pos,
"Current x-y position of mouse by row, column as specified by font.");
Vx_mouse_pos = Qnil;
DEFVAR_LISP ("x-mouse-abs-pos", &Vx_mouse_abs_pos,
"Current x-y position of mouse relative to root window.");
Vx_mouse_abs_pos = Qnil;
defsubr (&Sx_set_bell);
defsubr (&Sx_flip_color);
defsubr (&Sx_set_font);
#ifdef notdef
defsubr (&Sx_set_icon);
#endif notdef
defsubr (&Scoordinates_in_window_p);
defsubr (&Sx_mouse_events);
defsubr (&Sx_proc_mouse_event);
defsubr (&Sx_get_mouse_event);
defsubr (&Sx_store_cut_buffer);
defsubr (&Sx_get_cut_buffer);
defsubr (&Sx_set_border_width);
defsubr (&Sx_set_internal_border_width);
defsubr (&Sx_set_foreground_color);
defsubr (&Sx_set_background_color);
defsubr (&Sx_set_border_color);
defsubr (&Sx_set_cursor_color);
defsubr (&Sx_set_mouse_color);
defsubr (&Sx_get_foreground_color);
defsubr (&Sx_get_background_color);
defsubr (&Sx_get_border_color);
defsubr (&Sx_get_cursor_color);
defsubr (&Sx_get_mouse_color);
defsubr (&Sx_color_p);
defsubr (&Sx_get_default);
#ifdef notdef
defsubr (&Sx_rebind_key);
defsubr (&Sx_rebind_keys);
#endif notdef
defsubr (&Sx_debug);
}
#endif /* HAVE_X_WINDOWS */