+++ /dev/null
-/*
- * (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;
-}
Got questions, comments, patches, etc.? Contact Jason Woofenden