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Xlib.xs
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Xlib.xs
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#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#define NEED_newCONSTSUB
#define NEED_newRV_noinc_GLOBAL
#define NEED_sv_pvn_force_flags_GLOBAL
#include "ppport.h"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xlibint.h>
#include <X11/extensions/XTest.h>
#ifdef HAVE_XCOMPOSITE
#include <X11/extensions/Xcomposite.h>
#endif
#ifdef HAVE_XFIXES
#include <X11/extensions/Xfixes.h>
#endif
#ifdef HAVE_XRENDER
#include <X11/extensions/Xrender.h>
#endif
#include "PerlXlib.h"
void PerlXlib_sanity_check_data_structures();
MODULE = X11::Xlib PACKAGE = X11::Xlib
void
_sanity_check_data_structures()
PPCODE:
PerlXlib_sanity_check_data_structures();
# Threading Functions (fn_thread) --------------------------------------------
int
XInitThreads()
void
XLockDisplay(dpy)
Display *dpy
void
XUnlockDisplay(dpy)
Display *dpy
# Connection Functions (fn_conn) ---------------------------------------------
void
XDisplayName(str_sv = NULL)
SV * str_sv
INIT:
char *name;
size_t unused;
PPCODE:
name= XDisplayName(str_sv && SvOK(str_sv)? SvPV(str_sv, unused) : NULL);
XPUSHs(sv_2mortal(newSVpv( name, 0 )));
void
XOpenDisplay(connection_string = NULL)
char * connection_string
INIT:
Display *dpy;
SV *tmp, *self;
PPCODE:
if (SvTRUE(get_sv("X11::Xlib::_error_fatal_trapped", GV_ADD)))
croak("Cannot call further Xlib functions after fatal Xlib error");
dpy= XOpenDisplay(connection_string);
self= PerlXlib_obj_for_display(dpy, 1);
if (SvROK(self)) {
if (!hv_store((HV*) SvRV(self), "autoclose", 9, (tmp=newSViv(1)), 0)) {
sv_2mortal(tmp);
croak("Failed to set autoclose");
}
}
PUSHs(self);
void
_pointer_value(obj)
SV *obj
INIT:
Display *dpy;
SV **fp= NULL;
PPCODE:
dpy= PerlXlib_get_magic_dpy(obj, 0);
if (!dpy && SvROK(obj) && SvTYPE(SvRV(obj)) == SVt_PVHV) {
/* in the case of a dead connection, the pointer value moves to a hash field */
fp= hv_fetch((HV*)SvRV(obj), "_pointer_value", 14, 0);
}
PUSHs(dpy? sv_2mortal(newSVpvn((const char*)&dpy, sizeof(dpy)))
: (fp && *fp && SvPOK(*fp))? *fp
: &PL_sv_undef);
void
_set_pointer_value(obj, dpy_val)
SV *obj
SV *dpy_val
PPCODE:
if (SvOK(dpy_val) && (!SvPOK(dpy_val) || SvCUR(dpy_val) != sizeof(Display*)))
croak("Invalid pointer value (should be scalar of %d bytes)", sizeof(Display*));
PerlXlib_set_magic_dpy(obj, SvOK(dpy_val)? (Display*)(void*)SvPVX(dpy_val) : NULL);
char *
XServerVendor(dpy)
Display * dpy
int
XVendorRelease(dpy)
Display * dpy
int
ConnectionNumber(dpy)
Display * dpy
void
XSetCloseDownMode(dpy, close_mode)
Display * dpy
int close_mode
CODE:
XSetCloseDownMode(dpy, close_mode);
void
XCloseDisplay(dpy_sv)
SV *dpy_sv
INIT:
Display *dpy;
CODE:
dpy= PerlXlib_get_magic_dpy(dpy_sv, 1);
XCloseDisplay(dpy);
PerlXlib_set_magic_dpy(dpy_sv, NULL); /* mark as closed */
hv_delete((HV*)SvRV(dpy_sv), "autoclose", 9, G_DISCARD);
# Atom Functions (fn_atom) ---------------------------------------------------
Atom
XInternAtom(dpy, atom_name, only_if_exists)
Display *dpy
char *atom_name
Bool only_if_exists
void
XInternAtoms(dpy, atom_names, only_if_exists)
Display *dpy
AV *atom_names
Bool only_if_exists
INIT:
char **name_array;
Atom *atom_array;
int n, i;
SV **elem;
AV *ret_av;
PPCODE:
n= av_len(atom_names)+1;
Newx(name_array, n, char*);
SAVEFREEPV(name_array);
Newxz(atom_array, n, Atom);
SAVEFREEPV(atom_array);
for (i= 0; i < n; i++) {
elem= av_fetch(atom_names, i, 0);
if (!elem || !*elem || !SvPOK(*elem))
croak("Atom name must be a string");
name_array[i]= SvPV_nolen(*elem);
}
XInternAtoms(dpy, name_array, n, only_if_exists, atom_array);
ret_av= newAV();
PUSHs(sv_2mortal(newRV_noinc((SV*)ret_av)));
for (i= 0; i < n; i++)
av_store(ret_av, i, newSVuv(atom_array[i]));
void
XGetAtomName(dpy, atom)
Display *dpy
Atom atom
INIT:
char *name= NULL;
PPCODE:
name= XGetAtomName(dpy, atom);
if (name) {
PUSHs(sv_2mortal(newSVpv(name, 0)));
XFree(name);
}
void
XGetAtomNames(dpy, atoms)
Display *dpy
AV *atoms
INIT:
Atom *atom_array;
char **name_array;
int n, i;
SV **elem;
AV *ret_av;
PPCODE:
n= av_len(atoms)+1;
Newx(atom_array, n, Atom);
SAVEFREEPV(atom_array);
Newxz(name_array, n, char*);
SAVEFREEPV(name_array);
for (i= 0; i < n; i++) {
elem= av_fetch(atoms, i, 0);
if (!elem || !*elem || !(SvIOK(*elem) || SvUOK(*elem)))
croak("Atom values must be integers");
atom_array[i]= SvIV(*elem);
}
XGetAtomNames(dpy, atom_array, n, name_array);
ret_av= newAV();
PUSHs(sv_2mortal(newRV_noinc((SV*)ret_av)));
for (i= 0; i < n; i++) {
av_store(ret_av, i, name_array[i]? newSVpv(name_array[i], 0) : newSV(0));
if (name_array[i]) XFree(name_array[i]);
}
# Event Functions (fn_event) -------------------------------------------------
int
XQLength(dpy)
Display *dpy
int
XPending(dpy)
Display *dpy
int
XEventsQueued(dpy, mode)
Display *dpy
int mode
void
XNextEvent(dpy, event_sv)
Display * dpy
SV *event_sv
INIT:
XEvent *event;
CODE:
event= (XEvent*) PerlXlib_get_struct_ptr(
event_sv, 2,
"X11::Xlib::XEvent", sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
XNextEvent(dpy, event);
sv_bless(event_sv, gv_stashpv(PerlXlib_xevent_pkg_for_type(event->type), GV_ADD));
Bool
XCheckWindowEvent(dpy, wnd, event_mask, event_return)
Display * dpy
Window wnd
int event_mask
SV *event_return
INIT:
XEvent event, *dest;
CODE:
RETVAL= XCheckWindowEvent(dpy, wnd, event_mask, &event);
if (RETVAL) {
dest= (XEvent*) PerlXlib_get_struct_ptr(
event_return, 2,
PerlXlib_xevent_pkg_for_type(event.type), sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
memcpy(dest, &event, sizeof(event));
}
OUTPUT:
RETVAL
Bool
XCheckTypedWindowEvent(dpy, wnd, event_type, event_return)
Display * dpy
Window wnd
int event_type
SV *event_return
INIT:
XEvent event, *dest;
CODE:
RETVAL= XCheckTypedWindowEvent(dpy, wnd, event_type, &event);
if (RETVAL) {
dest= (XEvent*) PerlXlib_get_struct_ptr(
event_return, 2,
PerlXlib_xevent_pkg_for_type(event.type), sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
memcpy(dest, &event, sizeof(event));
}
OUTPUT:
RETVAL
Bool
XCheckMaskEvent(dpy, event_mask, event_return)
Display * dpy
int event_mask
SV *event_return
INIT:
XEvent event, *dest;
CODE:
RETVAL= XCheckMaskEvent(dpy, event_mask, &event);
if (RETVAL) {
dest= (XEvent*) PerlXlib_get_struct_ptr(
event_return, 2,
PerlXlib_xevent_pkg_for_type(event.type), sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
memcpy(dest, &event, sizeof(event));
}
OUTPUT:
RETVAL
Bool
XCheckTypedEvent(dpy, event_type, event_return)
Display * dpy
int event_type
SV *event_return
INIT:
XEvent event, *dest;
CODE:
RETVAL= XCheckTypedEvent(dpy, event_type, &event);
if (RETVAL) {
dest= (XEvent*) PerlXlib_get_struct_ptr(
event_return, 2,
PerlXlib_xevent_pkg_for_type(event.type), sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
memcpy(dest, &event, sizeof(event));
}
OUTPUT:
RETVAL
Bool
XSendEvent(dpy, wnd, propagate, event_mask, event_send)
Display * dpy
Window wnd
Bool propagate
long event_mask
XEvent *event_send
void
XPutBackEvent(dpy, event)
Display * dpy
XEvent *event
void
XFlush(dpy)
Display * dpy
void
XSync(dpy, discard=0)
Display * dpy
int discard
void
XSelectInput(dpy, wnd, mask)
Display * dpy
Window wnd
int mask
Bool
_wait_event(dpy, wnd, event_type, event_mask, event_return, max_wait_msec)
Display * dpy
Window wnd
int event_type
int event_mask
SV *event_return
int max_wait_msec
INIT:
XEvent event, *dest;
int retried= 0;
fd_set fds;
int x11_fd;
struct timeval tv;
CODE:
retry:
RETVAL= wnd && event_type? XCheckTypedWindowEvent(dpy, wnd, event_type, &event)
: wnd? XCheckWindowEvent(dpy, wnd, event_mask, &event)
: event_type? XCheckTypedEvent(dpy, event_type, &event)
: XCheckMaskEvent(dpy, event_mask, &event);
if (!RETVAL && !retried) {
x11_fd= ConnectionNumber(dpy);
tv.tv_sec= max_wait_msec / 1000;
tv.tv_usec= (max_wait_msec % 1000)*1000;
FD_ZERO(&fds);
FD_SET(x11_fd, &fds);
if (select(x11_fd+1, &fds, NULL, &fds, &tv) > 0) {
retried= 1;
goto retry;
}
}
if (RETVAL) {
dest= (XEvent*) PerlXlib_get_struct_ptr(
event_return, 1,
PerlXlib_xevent_pkg_for_type(event.type), sizeof(XEvent),
(PerlXlib_struct_pack_fn*) PerlXlib_XEvent_pack
);
memcpy(dest, &event, sizeof(event));
}
OUTPUT:
RETVAL
void
XGetErrorText(dpy, code)
Display *dpy
int code
INIT:
SV *ret;
int len;
PPCODE:
ret= sv_2mortal(newSV(64));
SvPOK_on(ret);
XGetErrorText(dpy, code, SvPVX(ret), 64);
len= strlen(SvPVX(ret));
if (len >= 63) {
/* Try again with larger buffer */
SvGROW(ret, 1024);
XGetErrorText(dpy, code, SvPVX(ret), 1024);
len= strlen(SvPVX(ret));
}
SvCUR_set(ret, len);
PUSHs(ret);
void
XGetErrorDatabaseText(dpy, name, message, default_string= NULL)
Display *dpy
char *name
char *message
SV *default_string
INIT:
SV *ret;
char *def;
size_t lim, len;
PPCODE:
if (default_string) {
def= SvPV(default_string, lim);
++lim;
} else {
def= "";
lim= 64;
}
if (lim < 64) lim= 64;
ret= sv_2mortal(newSV(lim));
SvPOK_on(ret);
XGetErrorDatabaseText(dpy, name, message, def, SvPVX(ret), lim);
len= strlen(SvPVX(ret));
if (len >= lim-1) {
/* Try again with larger buffer */
SvGROW(ret, 1024);
XGetErrorDatabaseText(dpy, name, message, def, SvPVX(ret), 1024);
len= strlen(SvPVX(ret));
}
SvCUR_set(ret, len);
PUSHs(ret);
void
_extension_for_opcode(dpy, opcode)
Display *dpy
int opcode
INIT:
_XExtension *ext;
PPCODE:
for (ext= dpy->ext_procs; ext && (ext->codes.major_opcode != opcode); ext= ext->next);
if (ext)
PUSHs(sv_2mortal(newSVpv(ext->name, 0)));
# Screen Functions (fn_screen) -----------------------------------------------
int
DefaultScreen(dpy)
Display * dpy
int
ScreenCount(dpy)
Display * dpy
Window
RootWindow(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
CODE:
RETVAL = RootWindow(dpy, screen);
OUTPUT:
RETVAL
Colormap
DefaultColormap(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
int
DefaultDepth(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
GC
DefaultGC(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
Visual *
DefaultVisual(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
int
DisplayWidth(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
int
DisplayHeight(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
int
DisplayWidthMM(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
int
DisplayHeightMM(dpy, screen=DefaultScreen(dpy))
Display * dpy
ScreenNumber screen
# Visual Functions (fn_vis) --------------------------------------------------
Bool
XMatchVisualInfo(dpy, screen, depth, class, vis_return)
Display * dpy
ScreenNumber screen
int depth
int class
XVisualInfo *vis_return
void
XGetVisualInfo(dpy, vinfo_mask, vinfo_template)
Display * dpy
int vinfo_mask
XVisualInfo *vinfo_template
INIT:
XVisualInfo *list;
int n= 0, i;
PPCODE:
list= XGetVisualInfo(dpy, vinfo_mask, vinfo_template, &n);
if (list) {
EXTEND(SP, n);
for (i= 0; i<n; i++) {
PUSHs(sv_2mortal(
sv_setref_pvn(newSV(0), "X11::Xlib::XVisualInfo", (void*)(list+i), sizeof(XVisualInfo))
));
}
XFree(list);
}
int
XVisualIDFromVisual(vis)
Visual *vis
Colormap
XCreateColormap(dpy, wnd=RootWindow(dpy, DefaultScreen(dpy)), visual=DefaultVisual(dpy, DefaultScreen(dpy)), alloc=AllocNone)
Display * dpy
Window wnd
Visual *visual
int alloc
void
XFreeColormap(dpy, cmap)
Display * dpy
int cmap
# Pixmap Functions (fn_pix) --------------------------------------------------
Pixmap
XCreatePixmap(dpy, drw, width, height, depth)
Display * dpy
Drawable drw
int width
int height
int depth
void
XFreePixmap(dpy, pix)
Display * dpy
Pixmap pix
Pixmap
XCreateBitmapFromData(dpy, drw, data, width, height)
Display * dpy
Drawable drw
SV * data
int width
int height
CODE:
if (!SvPOK(data) || SvCUR(data) < ( (width * height + 7) / 8 ))
croak( "'data' must be at least %d bytes long", ( (width * height + 7) / 8 ));
RETVAL = XCreateBitmapFromData(dpy, drw, SvPVX(data), width, height);
OUTPUT:
RETVAL
Pixmap
XCreatePixmapFromBitmapData(dpy, drw, data, width, height, fg, bg, depth)
Display * dpy
Drawable drw
SV * data
int width
int height
long fg
long bg
int depth
CODE:
if (!SvPOK(data) || SvCUR(data) < ( (width * height + 7) / 8 ))
croak( "'data' must be at least %d bytes long", ( (width * height + 7) / 8 ));
RETVAL = XCreatePixmapFromBitmapData(dpy, drw, SvPVX(data), width, height, fg, bg, depth);
OUTPUT:
RETVAL
# Window Functions (fn_win) --------------------------------------------------
Window
XCreateWindow(dpy, parent, x, y, w, h, border= 0, depth= CopyFromParent, class= CopyFromParent, visual= CopyFromParent, attr_mask= 0, attrs= NULL)
Display * dpy
Window parent
int x
int y
int w
int h
int border
int depth
int class
VisualOrNull visual
int attr_mask
XSetWindowAttributes *attrs
CODE:
if (attr_mask && !attrs)
croak("Attrs may only be NULL if attr_mask is 0");
RETVAL = XCreateWindow(dpy, parent, x, y, w, h, border, depth, class, visual, attr_mask, attrs);
OUTPUT:
RETVAL
Window
XCreateSimpleWindow(dpy, parent, x, y, w, h, border_width= 0, border_color= 0, background_color= 0)
Display * dpy
Window parent
int x
int y
int w
int h
int border_width
int border_color
int background_color
void
XDestroyWindow(dpy, wnd)
Display * dpy
Window wnd
void
XMapWindow(dpy, wnd)
Display * dpy
Window wnd
void
XUnmapWindow(dpy, wnd)
Display * dpy
Window wnd
void
XGetGeometry(dpy, wnd, root_out=NULL, x_out=NULL, y_out=NULL, width_out=NULL, height_out=NULL, border_out=NULL, depth_out=NULL)
Display * dpy
Window wnd
SV *root_out
SV *x_out
SV *y_out
SV *width_out
SV *height_out
SV *border_out
SV *depth_out
INIT:
Window root;
int x, y, ret;
unsigned int w, h, bw, d;
PPCODE:
ret = XGetGeometry(dpy, wnd, &root, &x, &y, &w, &h, &bw, &d);
if (items > 2) {
/* C-style API */
warn("C-style XGetGeometry is deprecated; use 2 arguments to return a list, instead");
if (root_out) sv_setuv(root_out, root);
if (x_out) sv_setiv(x_out, x);
if (y_out) sv_setiv(y_out, y);
if (width_out) sv_setuv(width_out, w);
if (height_out) sv_setuv(height_out, h);
if (border_out) sv_setuv(border_out, bw);
if (depth_out) sv_setuv(depth_out, d);
PUSHs(sv_2mortal(newSViv(ret)));
}
/* perl-style API */
else if (ret) {
EXTEND(SP, 7);
PUSHs(sv_2mortal(newSVuv(root)));
PUSHs(sv_2mortal(newSViv(x)));
PUSHs(sv_2mortal(newSViv(y)));
PUSHs(sv_2mortal(newSVuv(w)));
PUSHs(sv_2mortal(newSVuv(h)));
PUSHs(sv_2mortal(newSVuv(bw)));
PUSHs(sv_2mortal(newSVuv(d)));
}
void
XListProperties(dpy, wnd)
Display *dpy
Window wnd
INIT:
int num_props= 0, i;
AV *prop_av;
Atom *atom_array;
PPCODE:
atom_array= XListProperties(dpy, wnd, &num_props);
if (atom_array) {
EXTEND(SP, num_props);
for (i= 0; i < num_props; i++)
PUSHs(sv_2mortal(newSVuv(atom_array[i])));
XFree(atom_array);
}
int
XGetWindowProperty(dpy, wnd, prop_atom, long_offset, long_length, delete, req_type, actual_type_out, actual_format_out, nitems_out, bytes_after_out, data_out)
Display *dpy
Window wnd
Atom prop_atom
long long_offset
long long_length
Bool delete
Atom req_type
SV *actual_type_out
SV *actual_format_out
SV *nitems_out
SV *bytes_after_out
SV *data_out
INIT:
Atom actual_type;
int actual_format;
unsigned long nitems, bytes_after;
char *data= NULL;
CODE:
RETVAL = XGetWindowProperty(dpy, wnd, prop_atom, long_offset, long_length, delete, req_type,
&actual_type, &actual_format, &nitems, &bytes_after, (unsigned char**)&data);
if (RETVAL == Success) {
if (actual_format == 8) {
sv_setpvn(data_out, data, nitems);
} else if (actual_format == 16) {
sv_setpvn(data_out, data, nitems*2);
} else if (actual_format == 32) {
sv_setpvn(data_out, data, nitems*4);
} else {
XFree(data);
croak("Un-handled 'actual_format' value %d returned by XGetWindowProperty", actual_format);
}
XFree(data);
sv_setuv(actual_type_out, actual_type);
sv_setiv(actual_format_out, actual_format);
sv_setiv(nitems_out, nitems);
sv_setiv(bytes_after_out, bytes_after);
}
OUTPUT:
RETVAL
void
XChangeProperty(dpy, wnd, prop_atom, type, format, mode, data, nelements)
Display *dpy
Window wnd
Atom prop_atom
Atom type
int format
int mode
SV *data
int nelements
INIT:
int bytelen= format == 8? nelements
: format == 16? nelements * 2
: format == 32? nelements * 4
: -1;
size_t svlen;
char *buffer;
CODE:
if (bytelen < 0)
croak("Un-handled 'format' value %d passed to XChangeProperty", format);
buffer= SvPV(data, svlen);
if (bytelen > svlen)
croak("'nelements' (%d) exceeds length of data (%d)", nelements, svlen);
XChangeProperty(dpy, wnd, prop_atom, type, format, mode, buffer, nelements);
void
XDeleteProperty(dpy, wnd, prop_atom)
Display *dpy
Window wnd
Atom prop_atom
void
XGetWMProtocols(dpy, wnd)
Display *dpy
Window wnd
INIT:
Atom *protocols_array= NULL;
int n= 0, i;
PPCODE:
if (XGetWMProtocols(dpy, wnd, &protocols_array, &n)) {
EXTEND(SP, n);
for (i= 0; i < n; i++)
PUSHs(sv_2mortal(newSVuv(protocols_array[i])));
XFree(protocols_array);
}
Bool
XSetWMProtocols(dpy, wnd, proto_av)
Display *dpy
Window wnd
AV *proto_av
INIT:
Atom *protocols_array= NULL;
int n, i;
SV **elem;
CODE:
n= av_len(proto_av)+1;
Newx(protocols_array, n, Atom);
SAVEFREEPV(protocols_array);
for (i= 0; i < n; i++) {
elem= av_fetch(proto_av, i, 0);
if (!elem || !*elem || !(SvIOK(*elem) || SvUOK(*elem)))
croak("Expected arrayref of integer Atoms");
protocols_array[i]= SvUV(*elem);
}
RETVAL = XSetWMProtocols(dpy, wnd, protocols_array, n);
OUTPUT:
RETVAL
int
XGetWMSizeHints(dpy, wnd, hints_out, supplied_out, property)
Display * dpy
Window wnd
XSizeHints *hints_out
SV *supplied_out
Atom property
INIT:
long supplied;
CODE:
RETVAL = XGetWMSizeHints(dpy, wnd, hints_out, &supplied, property);
sv_setiv(supplied_out, supplied);
OUTPUT:
RETVAL
void
XSetWMSizeHints(dpy, wnd, szhints, property)
Display * dpy
Window wnd
XSizeHints *szhints
Atom property
int
XGetWMNormalHints(dpy, wnd, hints_out, supplied_out)
Display * dpy
Window wnd
SV *hints_out
SV *supplied_out
INIT:
long supplied;
XSizeHints szhints, *dest;
CODE:
RETVAL = XGetWMNormalHints(dpy, wnd, &szhints, &supplied);
if (RETVAL) {
dest= (XSizeHints*) PerlXlib_get_struct_ptr(
hints_out, 1,
"X11::Xlib::XSizeHints", sizeof(XSizeHints),
(PerlXlib_struct_pack_fn*) PerlXlib_XSizeHints_pack
);
memcpy(dest, &szhints, sizeof(szhints));
sv_setiv(supplied_out, supplied);
}
OUTPUT:
RETVAL
void
XSetWMNormalHints(dpy, wnd, szhints)
Display *dpy
Window wnd
XSizeHints *szhints
int
XGetWindowAttributes(dpy, wnd, attrs_out)
Display *dpy
Window wnd
SV *attrs_out
INIT:
XWindowAttributes attr, *dest;
CODE:
RETVAL = XGetWindowAttributes(dpy, wnd, &attr);
if (RETVAL) {
dest= (XWindowAttributes*) PerlXlib_get_struct_ptr(
attrs_out, 1,
"X11::Xlib::XWindowAttributes", sizeof(XWindowAttributes),
(PerlXlib_struct_pack_fn*) PerlXlib_XWindowAttributes_pack
);
memcpy(dest, &attr, sizeof(attr));
}
OUTPUT:
RETVAL
void
XChangeWindowAttributes(dpy, wnd, valuemask, attributes)
Display *dpy
Window wnd
unsigned valuemask
XSetWindowAttributes *attributes
void
XSetWindowBackground(dpy, wnd, background_pixel)
Display *dpy
Window wnd
unsigned background_pixel
void
XSetWindowBackgroundPixmap(dpy, wnd, background_pixmap)
Display *dpy
Window wnd
Pixmap background_pixmap
void
XSetWindowBorder(dpy, wnd, border_pixel)
Display *dpy
Window wnd
unsigned border_pixel
void
XSetWindowBorderPixmap(dpy, wnd, border_pixmap)
Display *dpy
Window wnd
Pixmap border_pixmap
void
XSetWindowColormap(dpy, wnd, colormap)
Display *dpy
Window wnd
Colormap colormap
void
XDefineCursor(dpy, wnd, cursor = None)
Display *dpy
Window wnd
Cursor cursor
void
XUndefineCursor(dpy, wnd)
Display *dpy
Window wnd
void
XReparentWindow(dpy, wnd, parent, x, y)
Display *dpy
Window wnd
Window parent
int x
int y
void
XConfigureWindow(dpy, wnd, value_mask, values)
Display *dpy
Window wnd
unsigned int value_mask
XWindowChanges *values
void
XMoveWindow(dpy, wnd, x, y)
Display *dpy
Window wnd
int x
int y
void
XResizeWindow(dpy, wnd, width, height)
Display *dpy
Window wnd
unsigned width
unsigned height
void
XMoveResizeWindow(dpy, wnd, x, y, width, height)
Display *dpy
Window wnd
int x
int y
unsigned width
unsigned height
void
XSetWindowBorderWidth(dpy, wnd, width)
Display *dpy
Window wnd
unsigned width
void
XQueryTree(dpy, wnd)
Display *dpy
Window wnd
INIT:
Window root, parent, *children;
int nchildren, i;
PPCODE:
if (XQueryTree(dpy, wnd, &root, &parent, &children, &nchildren)) {
PUSHs(sv_2mortal(newSViv(root)));