1/*
2
3Copyright 1986, 1998  The Open Group
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included
12in all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
17IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
18OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20OTHER DEALINGS IN THE SOFTWARE.
21
22Except as contained in this notice, the name of The Open Group shall
23not be used in advertising or otherwise to promote the sale, use or
24other dealings in this Software without prior written authorization
25from The Open Group.
26
27*/
28
29#ifdef HAVE_CONFIG_H
30#include <config.h>
31#endif
32#include "Xlibint.h"
33
34#define AllMaskBits (CWX|CWY|CWWidth|CWHeight|\
35                     CWBorderWidth|CWSibling|CWStackMode)
36
37Status XReconfigureWMWindow (
38    register Display *dpy,
39    Window w,
40    int screen,
41    unsigned int mask,
42    XWindowChanges *changes)
43{
44    Window root = RootWindow (dpy, screen);
45    _XAsyncHandler async;
46    _XAsyncErrorState async_state;
47
48    /*
49     * Only need to go through the trouble if we are actually changing the
50     * stacking mode.
51     */
52    if (!(mask & CWStackMode)) {
53	XConfigureWindow (dpy, w, mask, changes);
54	return True;
55    }
56
57
58    /*
59     * We need to inline XConfigureWindow and XSync so that everything is done
60     * while the display is locked.
61     */
62
63    LockDisplay(dpy);
64
65    /*
66     * XConfigureWindow (dpy, w, mask, changes);
67     */
68    {
69	unsigned long values[7];
70	register unsigned long *value = values;
71	long nvalues;
72	register xConfigureWindowReq *req;
73
74	GetReq(ConfigureWindow, req);
75
76	async_state.min_sequence_number = dpy->request;
77	async_state.max_sequence_number = dpy->request;
78	async_state.error_code = BadMatch;
79	async_state.major_opcode = X_ConfigureWindow;
80	async_state.minor_opcode = 0;
81	async_state.error_count = 0;
82	async.next = dpy->async_handlers;
83	async.handler = _XAsyncErrorHandler;
84	async.data = (XPointer)&async_state;
85	dpy->async_handlers = &async;
86
87	req->window = w;
88	mask &= AllMaskBits;
89	req->mask = mask;
90
91	if (mask & CWX) *value++ = changes->x;
92	if (mask & CWY) *value++ = changes->y;
93	if (mask & CWWidth) *value++ = changes->width;
94	if (mask & CWHeight) *value++ = changes->height;
95	if (mask & CWBorderWidth) *value++ = changes->border_width;
96	if (mask & CWSibling) *value++ = changes->sibling;
97	if (mask & CWStackMode) *value++ = changes->stack_mode;
98	req->length += (nvalues = value - values);
99	nvalues <<= 2;			/* watch out for macros... */
100	Data32 (dpy, (long *) values, nvalues);
101    }
102
103    /*
104     * XSync (dpy, 0)
105     */
106    {
107	xGetInputFocusReply rep;
108	_X_UNUSED register xReq *req;
109
110	GetEmptyReq(GetInputFocus, req);
111	(void) _XReply (dpy, (xReply *)&rep, 0, xTrue);
112    }
113
114    DeqAsyncHandler(dpy, &async);
115    UnlockDisplay(dpy);
116    SyncHandle();
117
118
119    /*
120     * If the request succeeded, then everything is okay; otherwise, send event
121     */
122    if (!async_state.error_count)
123        return True;
124    else {
125        XConfigureRequestEvent ev = {
126            .type		= ConfigureRequest,
127            .window		= w,
128            .parent		= root,
129            .value_mask		= (mask & AllMaskBits),
130            .x			= changes->x,
131            .y			= changes->y,
132            .width		= changes->width,
133            .height		= changes->height,
134            .border_width	= changes->border_width,
135            .above		= changes->sibling,
136            .detail		= changes->stack_mode,
137        };
138        return (XSendEvent (dpy, root, False,
139                            SubstructureRedirectMask|SubstructureNotifyMask,
140                            (XEvent *)&ev));
141    }
142}
143