2009-12-06 06:09:57 -06:00
|
|
|
/* $XdotOrg: $ */
|
2006-05-01 21:29:42 -05:00
|
|
|
/***********************************************************
|
|
|
|
|
|
|
|
Copyright 1987, 1988, 1998 The Open Group
|
|
|
|
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
|
|
the above copyright notice appear in all copies and that both that
|
|
|
|
copyright notice and this permission notice appear in supporting
|
|
|
|
documentation.
|
|
|
|
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
|
|
all copies or substantial portions of the Software.
|
|
|
|
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
|
|
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
|
|
|
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
|
|
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
|
|
|
|
Except as contained in this notice, the name of The Open Group shall not be
|
|
|
|
used in advertising or otherwise to promote the sale, use or other dealings
|
|
|
|
in this Software without prior written authorization from The Open Group.
|
|
|
|
|
|
|
|
|
|
|
|
Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
|
|
|
|
|
|
|
|
All Rights Reserved
|
|
|
|
|
|
|
|
Permission to use, copy, modify, and distribute this software and its
|
|
|
|
documentation for any purpose and without fee is hereby granted,
|
|
|
|
provided that the above copyright notice appear in all copies and that
|
|
|
|
both that copyright notice and this permission notice appear in
|
|
|
|
supporting documentation, and that the name of Digital not be
|
|
|
|
used in advertising or publicity pertaining to distribution of the
|
|
|
|
software without specific, written prior permission.
|
|
|
|
|
|
|
|
DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
|
|
|
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
|
|
|
|
DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
|
|
|
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
|
|
|
|
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
|
|
|
|
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
|
|
|
|
SOFTWARE.
|
|
|
|
|
|
|
|
******************************************************************/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* $Xorg: xrefresh.c,v 1.4 2001/02/09 02:05:56 xorgcvs Exp $
|
|
|
|
*
|
|
|
|
* Kitchen sink version, useful for clearing small areas and flashing the
|
|
|
|
* screen.
|
|
|
|
*/
|
|
|
|
/* $XFree86: xc/programs/xrefresh/xrefresh.c,v 3.5 2001/07/25 15:05:28 dawes Exp $ */
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <errno.h>
|
|
|
|
#include <X11/Xos.h>
|
|
|
|
#include <X11/Xlib.h>
|
|
|
|
#include <X11/Xutil.h>
|
|
|
|
#include <ctype.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
|
2009-12-06 06:09:57 -06:00
|
|
|
static Window win;
|
2006-05-01 21:29:42 -05:00
|
|
|
|
2009-12-06 06:09:57 -06:00
|
|
|
static char *ProgramName;
|
2006-05-01 21:29:42 -05:00
|
|
|
|
|
|
|
static void
|
|
|
|
Syntax(void)
|
|
|
|
{
|
|
|
|
fprintf (stderr, "usage: %s [-options] [geometry] [display]\n\n",
|
|
|
|
ProgramName);
|
|
|
|
fprintf (stderr, "where the available options are:\n");
|
|
|
|
fprintf (stderr, " -display host:dpy or -d\n");
|
|
|
|
fprintf (stderr, " -geometry WxH+X+Y or -g spec\n");
|
|
|
|
fprintf (stderr, " -black use BlackPixel\n");
|
|
|
|
fprintf (stderr, " -white use WhitePixel\n");
|
|
|
|
fprintf (stderr, " -solid colorname use the color indicated\n");
|
|
|
|
fprintf (stderr, " -root use the root background\n");
|
|
|
|
fprintf (stderr, " -none no background in window\n");
|
|
|
|
fprintf (stderr, "\nThe default is: %s -none\n\n", ProgramName);
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The following parses options that should be yes or no; it returns -1, 0, 1
|
|
|
|
* for error, no, yes.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static int
|
|
|
|
parse_boolean_option(char *option)
|
|
|
|
{
|
|
|
|
static struct _booltable {
|
|
|
|
char *name;
|
|
|
|
int value;
|
|
|
|
} booltable[] = {
|
|
|
|
{ "off", 0 }, { "n", 0 }, { "no", 0 }, { "false", 0 },
|
|
|
|
{ "on", 1 }, { "y", 1 }, { "yes", 1 }, { "true", 1 },
|
|
|
|
{ NULL, -1 }};
|
|
|
|
register struct _booltable *t;
|
|
|
|
register char *cp;
|
|
|
|
|
|
|
|
for (cp = option; *cp; cp++) {
|
|
|
|
if (isascii (*cp) && isupper (*cp)) *cp = tolower (*cp);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (t = booltable; t->name; t++) {
|
|
|
|
if (strcmp (option, t->name) == 0) return (t->value);
|
|
|
|
}
|
|
|
|
return (-1);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The following is a hack until XrmParseCommand is ready. It determines
|
|
|
|
* whether or not the given string is an abbreviation of the arg.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
isabbreviation(char *arg, char *s, int minslen)
|
|
|
|
{
|
|
|
|
int arglen;
|
|
|
|
int slen;
|
|
|
|
|
|
|
|
/* exact match */
|
|
|
|
if (strcmp (arg, s) == 0) return (True);
|
|
|
|
|
|
|
|
arglen = strlen (arg);
|
|
|
|
slen = strlen (s);
|
|
|
|
|
|
|
|
/* too long or too short */
|
|
|
|
if (slen >= arglen || slen < minslen) return (False);
|
|
|
|
|
|
|
|
/* abbreviation */
|
|
|
|
if (strncmp (arg, s, slen) == 0) return (True);
|
|
|
|
|
|
|
|
/* bad */
|
|
|
|
return (False);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
enum e_action {doDefault, doBlack, doWhite, doSolid, doNone, doRoot};
|
|
|
|
|
2009-12-06 06:09:57 -06:00
|
|
|
static struct s_pair {
|
2006-05-01 21:29:42 -05:00
|
|
|
char *resource_name;
|
|
|
|
enum e_action action;
|
|
|
|
} pair_table[] = {
|
|
|
|
{ "Black", doBlack },
|
|
|
|
{ "White", doWhite },
|
|
|
|
{ "None", doNone },
|
|
|
|
{ "Root", doRoot },
|
|
|
|
{ NULL, doDefault }};
|
|
|
|
|
|
|
|
int
|
|
|
|
main(int argc, char *argv[])
|
|
|
|
{
|
|
|
|
Visual visual;
|
|
|
|
XSetWindowAttributes xswa;
|
|
|
|
int i;
|
|
|
|
char *displayname = NULL;
|
|
|
|
Display *dpy;
|
|
|
|
Colormap cmap;
|
|
|
|
enum e_action action = doDefault;
|
|
|
|
unsigned long mask;
|
|
|
|
int screen;
|
|
|
|
int x, y, width, height;
|
|
|
|
char *geom = NULL;
|
|
|
|
int geom_result;
|
|
|
|
int display_width, display_height;
|
|
|
|
char *solidcolor = NULL;
|
|
|
|
XColor cdef;
|
|
|
|
|
|
|
|
ProgramName = argv[0];
|
|
|
|
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
|
|
char *arg = argv[i];
|
|
|
|
|
|
|
|
if (arg[0] == '-') {
|
|
|
|
if (isabbreviation ("-display", arg, 2)) {
|
|
|
|
if (++i >= argc) Syntax ();
|
|
|
|
displayname = argv[i];
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-geometry", arg, 2)) {
|
|
|
|
if (++i >= argc) Syntax ();
|
|
|
|
geom = argv[i];
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-black", arg, 2)) {
|
|
|
|
action = doBlack;
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-white", arg, 2)) {
|
|
|
|
action = doWhite;
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-solid", arg, 2)) {
|
|
|
|
if (++i >= argc) Syntax ();
|
|
|
|
solidcolor = argv[i];
|
|
|
|
action = doSolid;
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-none", arg, 2)) {
|
|
|
|
action = doNone;
|
|
|
|
continue;
|
|
|
|
} else if (isabbreviation ("-root", arg, 2)) {
|
|
|
|
action = doRoot;
|
|
|
|
continue;
|
|
|
|
} else
|
|
|
|
Syntax ();
|
|
|
|
} else if (arg[0] == '=') /* obsolete */
|
|
|
|
geom = arg;
|
|
|
|
else
|
|
|
|
Syntax ();
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((dpy = XOpenDisplay(displayname)) == NULL) {
|
|
|
|
fprintf (stderr, "%s: unable to open display '%s'\n",
|
|
|
|
ProgramName, XDisplayName (displayname));
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (action == doDefault) {
|
|
|
|
char *def;
|
|
|
|
|
|
|
|
if ((def = XGetDefault (dpy, ProgramName, "Solid")) != NULL) {
|
|
|
|
solidcolor = strdup (def);
|
|
|
|
if (solidcolor == NULL) {
|
|
|
|
fprintf (stderr,
|
|
|
|
"%s: unable to allocate memory for string.\n",
|
|
|
|
ProgramName);
|
|
|
|
exit (1);
|
|
|
|
}
|
|
|
|
action = doSolid;
|
|
|
|
} else {
|
|
|
|
struct s_pair *pp;
|
|
|
|
|
|
|
|
for (pp = pair_table; pp->resource_name != NULL; pp++) {
|
|
|
|
def = XGetDefault (dpy, ProgramName, pp->resource_name);
|
|
|
|
if (def && parse_boolean_option (def) == 1) {
|
|
|
|
action = pp->action;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (geom == NULL) geom = XGetDefault (dpy, ProgramName, "Geometry");
|
|
|
|
|
|
|
|
screen = DefaultScreen (dpy);
|
|
|
|
display_width = DisplayWidth (dpy, screen);
|
|
|
|
display_height = DisplayHeight (dpy, screen);
|
|
|
|
x = y = 0;
|
|
|
|
width = display_width;
|
|
|
|
height = display_height;
|
|
|
|
|
|
|
|
if (DisplayCells (dpy, screen) <= 2 && action == doSolid) {
|
|
|
|
if (strcmp (solidcolor, "black") == 0)
|
|
|
|
action = doBlack;
|
|
|
|
else if (strcmp (solidcolor, "white") == 0)
|
|
|
|
action = doWhite;
|
|
|
|
else {
|
|
|
|
fprintf (stderr,
|
|
|
|
"%s: can't use colors on a monochrome display.\n",
|
|
|
|
ProgramName);
|
|
|
|
action = doNone;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (geom)
|
|
|
|
geom_result = XParseGeometry (geom, &x, &y,
|
|
|
|
(unsigned int *)&width,
|
|
|
|
(unsigned int *)&height);
|
|
|
|
else
|
|
|
|
geom_result = NoValue;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* For parsing geometry, we want to have the following
|
|
|
|
*
|
|
|
|
* = (0,0) for (display_width,display_height)
|
|
|
|
* =WxH+X+Y (X,Y) for (W,H)
|
|
|
|
* =WxH-X-Y (display_width-W-X,display_height-H-Y) for (W,H)
|
|
|
|
* =+X+Y (X,Y) for (display_width-X,display_height-Y)
|
|
|
|
* =WxH (0,0) for (W,H)
|
|
|
|
* =-X-Y (0,0) for (display_width-X,display_height-Y)
|
|
|
|
*
|
|
|
|
* If we let any missing values be taken from (0,0) for
|
|
|
|
* (display_width,display_height) we just have to deal with the
|
|
|
|
* negative offsets.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (geom_result & XNegative) {
|
|
|
|
if (geom_result & WidthValue) {
|
|
|
|
x = display_width - width + x;
|
|
|
|
} else {
|
|
|
|
width = display_width + x;
|
|
|
|
x = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (geom_result & YNegative) {
|
|
|
|
if (geom_result & HeightValue) {
|
|
|
|
y = display_height - height + y;
|
|
|
|
} else {
|
|
|
|
height = display_height + y;
|
|
|
|
y = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
mask = 0;
|
|
|
|
switch (action) {
|
|
|
|
case doBlack:
|
|
|
|
xswa.background_pixel = BlackPixel (dpy, screen);
|
|
|
|
mask |= CWBackPixel;
|
|
|
|
break;
|
|
|
|
case doWhite:
|
|
|
|
xswa.background_pixel = WhitePixel (dpy, screen);
|
|
|
|
mask |= CWBackPixel;
|
|
|
|
break;
|
|
|
|
case doSolid:
|
|
|
|
cmap = DefaultColormap (dpy, screen);
|
|
|
|
if (XParseColor (dpy, cmap, solidcolor, &cdef) &&
|
|
|
|
XAllocColor (dpy, cmap, &cdef)) {
|
|
|
|
xswa.background_pixel = cdef.pixel;
|
|
|
|
mask |= CWBackPixel;
|
|
|
|
} else {
|
|
|
|
fprintf (stderr,"%s: unable to allocate color '%s'.\n",
|
|
|
|
ProgramName, solidcolor);
|
|
|
|
action = doNone;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case doDefault:
|
|
|
|
case doNone:
|
|
|
|
xswa.background_pixmap = None;
|
|
|
|
mask |= CWBackPixmap;
|
|
|
|
break;
|
|
|
|
case doRoot:
|
|
|
|
xswa.background_pixmap = ParentRelative;
|
|
|
|
mask |= CWBackPixmap;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
xswa.override_redirect = True;
|
|
|
|
xswa.backing_store = NotUseful;
|
|
|
|
xswa.save_under = False;
|
|
|
|
mask |= (CWOverrideRedirect | CWBackingStore | CWSaveUnder);
|
|
|
|
visual.visualid = CopyFromParent;
|
|
|
|
win = XCreateWindow(dpy, DefaultRootWindow(dpy), x, y, width, height,
|
|
|
|
0, DefaultDepth(dpy, screen), InputOutput, &visual, mask, &xswa);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* at some point, we really ought to go walk the tree and turn off
|
|
|
|
* backing store; or do a ClearArea generating exposures on all windows
|
|
|
|
*/
|
|
|
|
XMapWindow (dpy, win);
|
|
|
|
/* the following will free the color that we might have allocateded */
|
|
|
|
XCloseDisplay (dpy);
|
|
|
|
exit (0);
|
|
|
|
}
|
|
|
|
|