mirror of
https://github.com/0intro/wmii
synced 2024-11-22 13:52:17 +03:00
146 lines
2.8 KiB
C
146 lines
2.8 KiB
C
/* Copyright ©2006-2008 Kris Maglione <fbsdaemon@gmail.com>
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* See LICENSE file for license details.
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*/
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#define EXTERN
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#include "dat.h"
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#include <X11/Xproto.h>
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#include <locale.h>
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#include <string.h>
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#include "fns.h"
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static const char version[] = "witray-"VERSION", ©2007 Kris Maglione\n";
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static int (*xlib_errorhandler) (Display*, XErrorEvent*);
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static void
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usage(void) {
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fatal("usage: %s <window>\n", argv0);
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}
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static int
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errfmt(Fmt *f) {
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return fmtstrcpy(f, ixp_errbuf());
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}
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void
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debug(int flag, const char *fmt, ...) {
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va_list ap;
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USED(flag);
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va_start(ap, fmt);
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vfprint(2, fmt, ap);
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va_end(ap);
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}
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/*
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* There's no way to check accesses to destroyed windows, thus
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* those cases are ignored (especially on UnmapNotifies).
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* Other types of errors call Xlib's default error handler, which
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* calls exit().
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*/
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struct {
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uchar rcode;
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uchar ecode;
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} itab[] = {
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{ 0, BadWindow },
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{ X_SetInputFocus, BadMatch },
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{ X_PolyText8, BadDrawable },
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{ X_PolyFillRectangle, BadDrawable },
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{ X_PolySegment, BadDrawable },
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{ X_ConfigureWindow, BadMatch },
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{ X_GrabKey, BadAccess },
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{ X_GetAtomName, BadAtom },
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};
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static int
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errorhandler(Display *dpy, XErrorEvent *error) {
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int i;
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USED(dpy);
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if(error->request_code == X_QueryTree
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&& error->error_code == BadWindow
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&& error->resourceid == win.w)
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fatal("%W: window does not exist", &win);
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for(i = 0; i < nelem(itab); i++)
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if((itab[i].rcode == 0 || itab[i].rcode == error->request_code)
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&& (itab[i].ecode == 0 || itab[i].ecode == error->error_code))
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return 0;
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fprint(2, "%s: fatal error: Xrequest code=%d, Xerror code=%d\n",
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argv0, error->request_code, error->error_code);
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return xlib_errorhandler(display, error); /* calls exit() */
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}
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static Window
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findframe(Window *w) {
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XWindow *children;
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XWindow xw, par, root;
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Window ret = {0, };
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uint n;
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for(par=w->w; par != scr.root.w; ) {
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xw = par;
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XQueryTree(display, xw, &root, &par, &children, &n);
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XFree(children);
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}
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ret.w = xw;
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ret.parent = &scr.root;
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return ret;
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}
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static void
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getwinsize(Window *win) {
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int x, y;
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uint w, h;
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XWindow root;
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uint border, depth;
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XGetGeometry(display, win->w, &root,
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&x, &y, &w, &h,
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&border, &depth);
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win->r = rectaddpt(Rect(0, 0, w, h),
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Pt(x+border, y+border));
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}
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int
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main(int argc, char *argv[]) {
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char *s;
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fmtinstall('r', errfmt);
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extern int fmtevent(Fmt*);
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fmtinstall('E', fmtevent);
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ARGBEGIN{
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default:
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usage();
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}ARGEND;
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s = EARGF(usage());
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if(!getulong(s, &win.w))
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usage();
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if(argc)
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usage();
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setlocale(LC_CTYPE, "");
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initdisplay();
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xlib_errorhandler = XSetErrorHandler(errorhandler);
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frame = findframe(&win);
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getwinsize(&frame);
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restrut();
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sethandler(&frame, &handlers);
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selectinput(&frame, StructureNotifyMask);
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running = true;
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xevent_loop();
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XCloseDisplay(display);
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return 0;
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}
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