diff options
Diffstat (limited to 'wm.c')
| -rw-r--r-- | wm.c | 272 |
1 files changed, 0 insertions, 272 deletions
diff --git a/wm.c b/wm.c deleted file mode 100644 index ed002f7..0000000 --- a/wm.c +++ /dev/null @@ -1,272 +0,0 @@ -/* - * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com> - * See LICENSE file for license details. - */ - -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> - -#include <X11/cursorfont.h> -#include <X11/Xatom.h> -#include <X11/Xproto.h> - -#include "wm.h" - -/********** CUSTOMIZE **********/ - -char *tags[TLast] = { - [Tscratch] = "scratch", - [Tdev] = "dev", - [Tirc] = "irc", - [Twww] = "www", - [Twork] = "work", -}; - -/********** CUSTOMIZE **********/ - -/* X structs */ -Display *dpy; -Window root, barwin; -Atom wm_atom[WMLast], net_atom[NetLast]; -Cursor cursor[CurLast]; -Bool running = True; -Bool issel; - -char stext[1024]; -int tsel = Tdev; /* default tag */ -int screen, sx, sy, sw, sh, th; - -DC dc = {0}; -Client *clients = NULL; -Client *stack = NULL; - -static Bool other_wm_running; -static const char version[] = - "dwm - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n"; -static int (*x_error_handler) (Display *, XErrorEvent *); - -static void -usage() { error("usage: dwm [-v]\n"); } - -static void -scan_wins() -{ - unsigned int i, num; - Window *wins; - XWindowAttributes wa; - Window d1, d2; - - if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { - for(i = 0; i < num; i++) { - if(!XGetWindowAttributes(dpy, wins[i], &wa)) - continue; - if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) - continue; - if(wa.map_state == IsViewable) - manage(wins[i], &wa); - } - } - if(wins) - XFree(wins); -} - -static int -win_property(Window w, Atom a, Atom t, long l, unsigned char **prop) -{ - Atom real; - int format; - unsigned long res, extra; - int status; - - status = XGetWindowProperty(dpy, w, a, 0L, l, False, t, &real, &format, - &res, &extra, prop); - - if(status != Success || *prop == 0) { - return 0; - } - if(res == 0) { - free((void *) *prop); - } - return res; -} - -int -win_proto(Window w) -{ - unsigned char *protocols; - long res; - int protos = 0; - int i; - - res = win_property(w, wm_atom[WMProtocols], XA_ATOM, 20L, &protocols); - if(res <= 0) { - return protos; - } - for(i = 0; i < res; i++) { - if(protocols[i] == wm_atom[WMDelete]) - protos |= WM_PROTOCOL_DELWIN; - } - free((char *) protocols); - return protos; -} - -void -send_message(Window w, Atom a, long value) -{ - XEvent e; - - e.type = ClientMessage; - e.xclient.window = w; - e.xclient.message_type = a; - e.xclient.format = 32; - e.xclient.data.l[0] = value; - e.xclient.data.l[1] = CurrentTime; - XSendEvent(dpy, w, False, NoEventMask, &e); - XFlush(dpy); -} - -/* - * There's no way to check accesses to destroyed windows, thus - * those cases are ignored (especially on UnmapNotify's). - * Other types of errors call Xlib's default error handler, which - * calls exit(). - */ -int -error_handler(Display *dpy, XErrorEvent *error) -{ - 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)) - return 0; - fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", - error->request_code, error->error_code); - return x_error_handler(dpy, error); /* may call exit() */ -} - -/* - * Startup Error handler to check if another window manager - * is already running. - */ -static int -startup_error_handler(Display *dpy, XErrorEvent *error) -{ - other_wm_running = True; - return -1; -} - -static void -cleanup() -{ - while(clients) - unmanage(clients); - XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); -} - -void -quit(void *aux) -{ - running = False; -} - -int -main(int argc, char *argv[]) -{ - int i; - XSetWindowAttributes wa; - unsigned int mask; - Window w; - XEvent ev; - - /* command line args */ - for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) { - switch (argv[i][1]) { - case 'v': - fprintf(stdout, "%s", version); - exit(0); - break; - default: - usage(); - break; - } - } - - dpy = XOpenDisplay(0); - if(!dpy) - error("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_error_handler); - /* 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"); - - sx = sy = 0; - sw = DisplayWidth(dpy, screen); - sh = DisplayHeight(dpy, screen); - issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); - - XSetErrorHandler(0); - x_error_handler = XSetErrorHandler(error_handler); - - /* init atoms */ - wm_atom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); - wm_atom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); - net_atom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); - net_atom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); - - XChangeProperty(dpy, root, net_atom[NetSupported], XA_ATOM, 32, - PropModeReplace, (unsigned char *) net_atom, NetLast); - - - /* init cursors */ - cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr); - cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing); - cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur); - - update_keys(); - - /* style */ - initcolors(BGCOLOR, FGCOLOR, BORDERCOLOR); - initfont(&dc.font, FONT); - - th = texth(&dc.font); - - dc.drawable = XCreatePixmap(dpy, root, sw, th, DefaultDepth(dpy, screen)); - dc.gc = XCreateGC(dpy, root, 0, 0); - - wa.event_mask = SubstructureRedirectMask | EnterWindowMask \ - | LeaveWindowMask; - wa.cursor = cursor[CurNormal]; - XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); - - scan_wins(); - - while(running) { - XNextEvent(dpy, &ev); - if(handler[ev.type]) - (handler[ev.type])(&ev); /* call handler */ - } - - cleanup(); - XCloseDisplay(dpy); - - return 0; -} |