pbentes/dwm
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rearranged several stuff

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This commit is contained in:
Anselm R. Garbe
2006-07-15 16:30:50 +02:00
parent c0705eeb65
commit dba23062ba
10 changed files with 442 additions and 444 deletions
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112
main.c
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@ -43,16 +43,16 @@ DC dc = {0};
Client *clients = NULL;
Client *sel = NULL;
static Bool other_wm_running;
static Bool otherwm;
static const char version[] =
"dwm-" VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
static int (*x_xerror) (Display *, XErrorEvent *);
static int (*xerrorxlib)(Display *, XErrorEvent *);
static void
usage() { error("usage: dwm [-v]\n"); }
usage() { eprint("usage: dwm [-v]\n"); }
static void
scan_wins()
scan()
{
unsigned int i, num;
Window *wins;
@ -73,6 +73,22 @@ scan_wins()
XFree(wins);
}
static void
cleanup()
{
while(sel) {
resize(sel, True);
unmanage(sel);
}
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
}
void
quit(Arg *arg)
{
running = False;
}
static int
win_property(Window w, Atom a, Atom t, long l, unsigned char **prop)
{
@ -94,7 +110,7 @@ win_property(Window w, Atom a, Atom t, long l, unsigned char **prop)
}
int
proto(Window w)
getproto(Window w)
{
unsigned char *protocols;
long res;
@ -128,6 +144,17 @@ sendevent(Window w, Atom a, long value)
XFlush(dpy);
}
/*
* Startup Error handler to check if another window manager
* is already running.
*/
static int
xerrorstart(Display *dsply, XErrorEvent *ee)
{
otherwm = True;
return -1;
}
/*
* There's no way to check accesses to destroyed windows, thus
* those cases are ignored (especially on UnmapNotify's).
@ -135,52 +162,25 @@ sendevent(Window w, Atom a, long value)
* calls exit().
*/
int
xerror(Display *dpy, XErrorEvent *error)
xerror(Display *dpy, XErrorEvent *ee)
{
if(error->error_code == BadWindow
|| (error->request_code == X_SetInputFocus
&& error->error_code == BadMatch)
|| (error->request_code == X_PolyText8
&& error->error_code == BadDrawable)
|| (error->request_code == X_PolyFillRectangle
&& error->error_code == BadDrawable)
|| (error->request_code == X_PolySegment
&& error->error_code == BadDrawable)
|| (error->request_code == X_ConfigureWindow
&& error->error_code == BadMatch)
|| (error->request_code == X_GrabKey
&& error->error_code == BadAccess))
if(ee->error_code == BadWindow
|| (ee->request_code == X_SetInputFocus
&& ee->error_code == BadMatch)
|| (ee->request_code == X_PolyText8
&& ee->error_code == BadDrawable)
|| (ee->request_code == X_PolyFillRectangle
&& ee->error_code == BadDrawable)
|| (ee->request_code == X_PolySegment
&& ee->error_code == BadDrawable)
|| (ee->request_code == X_ConfigureWindow
&& ee->error_code == BadMatch)
|| (ee->request_code == X_GrabKey
&& ee->error_code == BadAccess))
return 0;
fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n",
error->request_code, error->error_code);
return x_xerror(dpy, error); /* may call exit() */
}
/*
* Startup Error handler to check if another window manager
* is already running.
*/
static int
startup_xerror(Display *dpy, XErrorEvent *error)
{
other_wm_running = True;
return -1;
}
static void
cleanup()
{
while(sel) {
resize(sel, True);
unmanage(sel);
}
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
}
void
quit(Arg *arg)
{
running = False;
ee->request_code, ee->error_code);
return xerrorxlib(dpy, ee); /* may call exit() */
}
int
@ -208,23 +208,23 @@ main(int argc, char *argv[])
dpy = XOpenDisplay(0);
if(!dpy)
error("dwm: cannot connect X server\n");
eprint("dwm: cannot connect X server\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
/* check if another WM is already running */
other_wm_running = False;
XSetErrorHandler(startup_xerror);
otherwm = False;
XSetErrorHandler(xerrorstart);
/* this causes an error if some other WM is running */
XSelectInput(dpy, root, SubstructureRedirectMask);
XFlush(dpy);
if(other_wm_running)
error("dwm: another window manager is already running\n");
if(otherwm)
eprint("dwm: another window manager is already running\n");
XSetErrorHandler(0);
x_xerror = XSetErrorHandler(xerror);
xerrorxlib = XSetErrorHandler(xerror);
/* init atoms */
wm_atom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
@ -278,7 +278,7 @@ main(int argc, char *argv[])
XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
strcpy(stext, "dwm-"VERSION);
scan_wins();
scan();
/* main event loop, reads status text from stdin as well */
Mainloop:
@ -292,7 +292,7 @@ Mainloop:
if(i == -1 && errno == EINTR)
continue;
if(i < 0)
error("select failed\n");
eprint("select failed\n");
else if(i > 0) {
if(FD_ISSET(ConnectionNumber(dpy), &rd)) {
while(XPending(dpy)) {