/*

Copyright 1986, 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.

*/

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include "Xlibint.h"

#define AllMaskBits (CWX|CWY|CWWidth|CWHeight|\

                     CWBorderWidth|CWSibling|CWStackMode)

Status XReconfigureWMWindow (

    register Display *dpy,

    Window w,

    int screen,

    unsigned int mask,

    XWindowChanges *changes)

{

    Window root = RootWindow (dpy, screen);

    _XAsyncHandler async;

    _XAsyncErrorState async_state;

    /*

     * Only need to go through the trouble if we are actually changing the

     * stacking mode.

     */

    if (!(mask & CWStackMode)) {

	XConfigureWindow (dpy, w, mask, changes);

	return True;

    }

    /*

     * We need to inline XConfigureWindow and XSync so that everything is done

     * while the display is locked.

     */

    LockDisplay(dpy);

    /*

     * XConfigureWindow (dpy, w, mask, changes);

     */

    {

	unsigned long values[7];

	register unsigned long *value = values;

	long nvalues;

	register xConfigureWindowReq *req;

	GetReq(ConfigureWindow, req);

	async_state.min_sequence_number = dpy->request;

	async_state.max_sequence_number = dpy->request;

	async_state.error_code = BadMatch;

	async_state.major_opcode = X_ConfigureWindow;

	async_state.minor_opcode = 0;

	async_state.error_count = 0;

	async.next = dpy->async_handlers;

	async.handler = _XAsyncErrorHandler;

	async.data = (XPointer)&async_state;

	dpy->async_handlers = &asyn;;

	req->window = w;

	mask &= AllMaskBits;

	req->mask = mask;

	if (mask & CWX) *value++ = changes->x;

	if (mask & CWY) *value++ = changes->y;

	if (mask & CWWidth) *value++ = changes->width;

	if (mask & CWHeight) *value++ = changes->height;

	if (mask & CWBorderWidth) *value++ = changes->border_width;

	if (mask & CWSibling) *value++ = changes->sibling;

	if (mask & CWStackMode) *value++ = changes->stack_mode;

	req->length += (nvalues = value - values);

	nvalues <<= 2;			/* watch out for macros... */

	Data32 (dpy, (long *) values, nvalues);

    }

    /*

     * XSync (dpy, 0)

     */

    {

	xGetInputFocusReply rep;

	_X_UNUSED register xReq *req;

	GetEmptyReq(GetInputFocus, req);

	(void) _XReply (dpy, (xReply *)&rep, 0, xTrue);

    }

    DeqAsyncHandler(dpy, &async);

    UnlockDisplay(dpy);

    SyncHandle();

    /*

     * If the request succeeded, then everything is okay; otherwise, send event

     */

    if (!async_state.error_count)

        return True;

    else {

        XConfigureRequestEvent ev = {

            .type		= ConfigureRequest,

            .window		= w,

            .parent		= root,

            .value_mask		= (mask & AllMaskBits),

            .x			= changes->x,

            .y			= changes->y,

            .width		= changes->width,

            .height		= changes->height,

            .border_width	= changes->border_width,

            .above		= changes->sibling,

            .detail		= changes->stack_mode,

        };

        return (XSendEvent (dpy, root, False,

                            SubstructureRedirectMask|SubstructureNotifyMask,

                            (XEvent *)&ev));

    }

}