* See LICENSE file for license details.
*/
+#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
#include <X11/cursorfont.h>
#include <X11/Xatom.h>
char *tags[TLast] = {
[Tscratch] = "scratch",
[Tdev] = "dev",
- [Tirc] = "irc",
[Twww] = "www",
[Twork] = "work",
};
Bool issel;
int tsel = Tdev; /* default tag */
-int screen, sx, sy, sw, sh, mw, th;
+int screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
+char stext[1024];
DC dc = {0};
Client *clients = 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 *);
+ "dwm-" VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
+static int (*x_xerror) (Display *, XErrorEvent *);
static void
usage() { error("usage: dwm [-v]\n"); }
}
int
-win_proto(Window w)
+proto(Window w)
{
unsigned char *protocols;
long res;
}
void
-send_message(Window w, Atom a, long value)
+sendevent(Window w, Atom a, long value)
{
XEvent e;
* calls exit().
*/
int
-error_handler(Display *dpy, XErrorEvent *error)
+xerror(Display *dpy, XErrorEvent *error)
{
if(error->error_code == BadWindow
|| (error->request_code == X_SetInputFocus
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() */
+ return x_xerror(dpy, error); /* may call exit() */
}
/*
* is already running.
*/
static int
-startup_error_handler(Display *dpy, XErrorEvent *error)
+startup_xerror(Display *dpy, XErrorEvent *error)
{
other_wm_running = True;
return -1;
cleanup()
{
while(sel) {
- resize(sel);
+ resize(sel, True);
unmanage(sel);
}
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
int
main(int argc, char *argv[])
{
- int i;
+ int i, n;
+ fd_set rd;
XSetWindowAttributes wa;
unsigned int mask;
+ Bool readstdin = True;
Window w;
XEvent ev;
- /* command line args */
for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) {
switch (argv[i][1]) {
case 'v':
/* check if another WM is already running */
other_wm_running = False;
- XSetErrorHandler(startup_error_handler);
+ XSetErrorHandler(startup_xerror);
/* 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);
- mw = (sw * MASTERW) / 100;
- issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
-
XSetErrorHandler(0);
- x_error_handler = XSetErrorHandler(error_handler);
+ x_xerror = XSetErrorHandler(xerror);
/* 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();
+ grabkeys();
/* style */
- dc.bg = initcolor(BGCOLOR);
- dc.fg = initcolor(FGCOLOR);
- dc.border = initcolor(BORDERCOLOR);
- initfont(FONT);
+ dc.bg = getcolor(BGCOLOR);
+ dc.fg = getcolor(FGCOLOR);
+ dc.border = getcolor(BORDERCOLOR);
+ setfont(FONT);
- th = dc.font.height + 4;
+ sx = sy = 0;
+ sw = DisplayWidth(dpy, screen);
+ sh = DisplayHeight(dpy, screen);
+ mw = (sw * MASTERW) / 100;
+
+ wa.override_redirect = 1;
+ wa.background_pixmap = ParentRelative;
+ wa.event_mask = ButtonPressMask | ExposureMask;
+
+ bx = by = 0;
+ bw = sw;
+ dc.h = bh = dc.font.height + 4;
+ barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen),
+ CopyFromParent, DefaultVisual(dpy, screen),
+ CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
+ XDefineCursor(dpy, barwin, cursor[CurNormal]);
+ XMapRaised(dpy, barwin);
- dc.drawable = XCreatePixmap(dpy, root, sw, th, DefaultDepth(dpy, screen));
+ dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
dc.gc = XCreateGC(dpy, root, 0, 0);
+ drawstatus();
+
+ issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
wa.event_mask = SubstructureRedirectMask | EnterWindowMask \
| LeaveWindowMask;
wa.cursor = cursor[CurNormal];
+
XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
+ strcpy(stext, "dwm-"VERSION);
scan_wins();
+ /* main event loop, reads status text from stdin as well */
+Mainloop:
while(running) {
- XNextEvent(dpy, &ev);
- if(handler[ev.type])
- (handler[ev.type])(&ev); /* call handler */
+ FD_ZERO(&rd);
+ if(readstdin)
+ FD_SET(STDIN_FILENO, &rd);
+ FD_SET(ConnectionNumber(dpy), &rd);
+
+ i = select(ConnectionNumber(dpy) + 1, &rd, 0, 0, 0);
+ if(i == -1 && errno == EINTR)
+ continue;
+ if(i < 0)
+ error("select failed\n");
+ else if(i > 0) {
+ if(FD_ISSET(ConnectionNumber(dpy), &rd)) {
+ while(XPending(dpy)) {
+ XNextEvent(dpy, &ev);
+ if(handler[ev.type])
+ (handler[ev.type])(&ev); /* call handler */
+ }
+ }
+ if(readstdin && FD_ISSET(STDIN_FILENO, &rd)) {
+ i = n = 0;
+ for(;;) {
+ if((i = getchar()) == EOF) {
+ /* broken pipe/end of producer */
+ readstdin = False;
+ strcpy(stext, "broken pipe");
+ goto Mainloop;
+ }
+ if(i == '\n' || n >= sizeof(stext) - 1)
+ break;
+ stext[n++] = i;
+ }
+ stext[n] = 0;
+ drawstatus();
+ }
+ }
}
cleanup();