diff options
Diffstat (limited to 'libX11/src/ReconfWM.c')
| -rw-r--r-- | libX11/src/ReconfWM.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/libX11/src/ReconfWM.c b/libX11/src/ReconfWM.c new file mode 100644 index 000000000..8c4ec160f --- /dev/null +++ b/libX11/src/ReconfWM.c @@ -0,0 +1,142 @@ +/* $Xorg: ReconfWM.c,v 1.4 2001/02/09 02:03:35 xorgcvs Exp $ */ +/* + +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. + +*/ + +#define NEED_EVENTS +#define NEED_REPLIES +#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) +{ + XConfigureRequestEvent ev; + 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 = &async; + + 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; + 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; + + ev.type = ConfigureRequest; + ev.window = w; + ev.parent = root; + ev.value_mask = (mask & AllMaskBits); + ev.x = changes->x; + ev.y = changes->y; + ev.width = changes->width; + ev.height = changes->height; + ev.border_width = changes->border_width; + ev.above = changes->sibling; + ev.detail = changes->stack_mode; + return (XSendEvent (dpy, root, False, + SubstructureRedirectMask|SubstructureNotifyMask, + (XEvent *)&ev)); +} |