URI: 
       removed Monitor->root, since we do not support classical multihead - dwm - dynamic window manager
  HTML git clone https://git.parazyd.org/dwm
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   DIR Files
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   DIR README
   DIR LICENSE
       ---
   DIR commit 191cb9ce283090c48f17c9518a9b6a553085c8e4
   DIR parent 6ab163c6955cf7830dfbf39b6c7ba16114054d94
  HTML Author: Anselm R Garbe <garbeam@gmail.com>
       Date:   Mon, 18 Feb 2008 16:47:16 +0000
       
       removed Monitor->root, since we do not support classical multihead
       Diffstat:
         M dwm.c                               |     103 +++++++++++++++----------------
       
       1 file changed, 49 insertions(+), 54 deletions(-)
       ---
   DIR diff --git a/dwm.c b/dwm.c
       @@ -118,7 +118,6 @@ typedef struct {
        
        typedef struct {
                int screen;
       -        Window root;
                Window barwin;
                int sx, sy, sw, sh, wax, way, wah, waw;
                DC dc;
       @@ -216,6 +215,7 @@ void selectmonitor(const char *arg);
        /* variables */
        char stext[256];
        int mcount = 1;
       +int selmonitor = 0;
        int (*xerrorxlib)(Display *, XErrorEvent *);
        unsigned int bh, bpos;
        unsigned int blw = 0;
       @@ -248,7 +248,7 @@ Display *dpy;
        DC dc = {0};
        Regs *regs = NULL;
        Monitor *monitors;
       -int selmonitor = 0;
       +Window root;
        
        /* configuration, allows nested code to access above variables */
        #include "config.h"
       @@ -414,7 +414,7 @@ cleanup(void) {
                                XFreeFontSet(dpy, m->dc.font.set);
                        else
                                XFreeFont(dpy, m->dc.font.xfont);
       -                XUngrabKey(dpy, AnyKey, AnyModifier, m->root);
       +                XUngrabKey(dpy, AnyKey, AnyModifier, root);
                        XFreePixmap(dpy, m->dc.drawable);
                        XFreeGC(dpy, m->dc.gc);
                        XDestroyWindow(dpy, m->barwin);
       @@ -475,11 +475,11 @@ configurenotify(XEvent *e) {
                XConfigureEvent *ev = &e->xconfigure;
                Monitor *m = &monitors[selmonitor];
        
       -        if(ev->window == m->root && (ev->width != m->sw || ev->height != m->sh)) {
       +        if(ev->window == root && (ev->width != m->sw || ev->height != m->sh)) {
                        m->sw = ev->width;
                        m->sh = ev->height;
                        XFreePixmap(dpy, dc.drawable);
       -                dc.drawable = XCreatePixmap(dpy, m->root, m->sw, bh, DefaultDepth(dpy, m->screen));
       +                dc.drawable = XCreatePixmap(dpy, root, m->sw, bh, DefaultDepth(dpy, m->screen));
                        XResizeWindow(dpy, m->barwin, m->sw, bh);
                        updatebarpos(m);
                        arrange();
       @@ -687,7 +687,7 @@ enternotify(XEvent *e) {
                XCrossingEvent *ev = &e->xcrossing;
        
                if(ev->mode != NotifyNormal || ev->detail == NotifyInferior) {
       -                if(!isxinerama || ev->window != monitors[selmonitor].root)
       +                if(!isxinerama || ev->window != root)
                                return;
                }
                if((c = getclient(ev->window)))
       @@ -755,7 +755,7 @@ focus(Client *c) {
                        selmonitor = c->monitor;
                }
                else {
       -                XSetInputFocus(dpy, m->root, RevertToPointerRoot, CurrentTime);
       +                XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
                        drawbar();
                }
        }
       @@ -914,20 +914,17 @@ grabkeys(void)  {
                        }
                XFreeModifiermap(modmap);
        
       -        for(i = 0; i < mcount; i++) {
       -                Monitor *m = &monitors[i];
       -                XUngrabKey(dpy, AnyKey, AnyModifier, m->root);
       -                for(j = 0; j < LENGTH(keys); j++) {
       -                        code = XKeysymToKeycode(dpy, keys[j].keysym);
       -                        XGrabKey(dpy, code, keys[j].mod, m->root, True,
       -                                        GrabModeAsync, GrabModeAsync);
       -                        XGrabKey(dpy, code, keys[j].mod | LockMask, m->root, True,
       -                                        GrabModeAsync, GrabModeAsync);
       -                        XGrabKey(dpy, code, keys[j].mod | numlockmask, m->root, True,
       -                                        GrabModeAsync, GrabModeAsync);
       -                        XGrabKey(dpy, code, keys[j].mod | numlockmask | LockMask, m->root, True,
       -                                        GrabModeAsync, GrabModeAsync);
       -                }
       +        XUngrabKey(dpy, AnyKey, AnyModifier, root);
       +        for(i = 0; i < LENGTH(keys); i++) {
       +                code = XKeysymToKeycode(dpy, keys[i].keysym);
       +                XGrabKey(dpy, code, keys[i].mod, root, True,
       +                                GrabModeAsync, GrabModeAsync);
       +                XGrabKey(dpy, code, keys[i].mod | LockMask, root, True,
       +                                GrabModeAsync, GrabModeAsync);
       +                XGrabKey(dpy, code, keys[i].mod | numlockmask, root, True,
       +                                GrabModeAsync, GrabModeAsync);
       +                XGrabKey(dpy, code, keys[i].mod | numlockmask | LockMask, root, True,
       +                                GrabModeAsync, GrabModeAsync);
                }
        }
        
       @@ -1153,7 +1150,7 @@ monitorat() {
                Window win;
                unsigned int mask;
        
       -        XQueryPointer(dpy, monitors[selmonitor].root, &win, &win, &x, &y, &i, &i, &mask);
       +        XQueryPointer(dpy, root, &win, &win, &x, &y, &i, &i, &mask);
                for(i = 0; i < mcount; i++) {
                        if((x >= monitors[i].sx && x < monitors[i].sx + monitors[i].sw)
                        && (y >= monitors[i].sy && y < monitors[i].sy + monitors[i].sh)) {
       @@ -1172,10 +1169,10 @@ movemouse(Client *c) {
        
                ocx = nx = c->x;
                ocy = ny = c->y;
       -        if(XGrabPointer(dpy, monitors[selmonitor].root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
       +        if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
                                None, cursor[CurMove], CurrentTime) != GrabSuccess)
                        return;
       -        XQueryPointer(dpy, monitors[selmonitor].root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
       +        XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
                for(;;) {
                        XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
                        switch (ev.type) {
       @@ -1342,7 +1339,7 @@ resizemouse(Client *c) {
        
                ocx = c->x;
                ocy = c->y;
       -        if(XGrabPointer(dpy, monitors[selmonitor].root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
       +        if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
                                None, cursor[CurResize], CurrentTime) != GrabSuccess)
                        return;
                XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->border - 1, c->h + c->border - 1);
       @@ -1469,32 +1466,29 @@ run(void) {
        
        void
        scan(void) {
       -        unsigned int i, j, num;
       +        unsigned int i, num;
                Window *wins, d1, d2;
                XWindowAttributes wa;
        
       -        for(i = 0; i < mcount; i++) {
       -                Monitor *m = &monitors[i];
       -                wins = NULL;
       -                if(XQueryTree(dpy, m->root, &d1, &d2, &wins, &num)) {
       -                        for(j = 0; j < num; j++) {
       -                                if(!XGetWindowAttributes(dpy, wins[j], &wa)
       -                                || wa.override_redirect || XGetTransientForHint(dpy, wins[j], &d1))
       -                                        continue;
       -                                if(wa.map_state == IsViewable || getstate(wins[j]) == IconicState)
       -                                        manage(wins[j], &wa);
       -                        }
       -                        for(j = 0; j < num; j++) { /* now the transients */
       -                                if(!XGetWindowAttributes(dpy, wins[j], &wa))
       -                                        continue;
       -                                if(XGetTransientForHint(dpy, wins[j], &d1)
       -                                && (wa.map_state == IsViewable || getstate(wins[j]) == IconicState))
       -                                        manage(wins[j], &wa);
       -                        }
       +        wins = NULL;
       +        if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
       +                for(i = 0; i < num; i++) {
       +                        if(!XGetWindowAttributes(dpy, wins[i], &wa)
       +                                        || wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
       +                                continue;
       +                        if(wa.map_state == IsViewable || getstate(wins[i]) == IconicState)
       +                                manage(wins[i], &wa);
       +                }
       +                for(i = 0; i < num; i++) { /* now the transients */
       +                        if(!XGetWindowAttributes(dpy, wins[i], &wa))
       +                                continue;
       +                        if(XGetTransientForHint(dpy, wins[i], &d1)
       +                                        && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState))
       +                                manage(wins[i], &wa);
                        }
       -                if(wins)
       -                        XFree(wins);
                }
       +        if(wins)
       +                XFree(wins);
        }
        
        void
       @@ -1579,12 +1573,13 @@ setup(void) {
                        info = XineramaQueryScreens(dpy, &mcount);
                monitors = emallocz(mcount * sizeof(Monitor));
        
       +        root = DefaultRootWindow(dpy);
       +
                for(i = 0; i < mcount; i++) {
                        /* init geometry */
                        m = &monitors[i];
        
                        m->screen = isxinerama ? 0 : i;
       -                m->root = RootWindow(dpy, m->screen);
        
                        if (mcount != 1 && isxinerama) {
                                m->sx = info[i].x_org;
       @@ -1632,28 +1627,28 @@ setup(void) {
                        wa.event_mask = ButtonPressMask | ExposureMask;
        
                        /* init bars */
       -                m->barwin = XCreateWindow(dpy, m->root, m->sx, m->sy, m->sw, bh, 0,
       +                m->barwin = XCreateWindow(dpy, root, m->sx, m->sy, m->sw, bh, 0,
                                        DefaultDepth(dpy, m->screen), CopyFromParent, DefaultVisual(dpy, m->screen),
                                        CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
                        XDefineCursor(dpy, m->barwin, cursor[CurNormal]);
                        updatebarpos(m);
                        XMapRaised(dpy, m->barwin);
                        strcpy(stext, "dwm-"VERSION);
       -                m->dc.drawable = XCreatePixmap(dpy, m->root, m->sw, bh, DefaultDepth(dpy, m->screen));
       -                m->dc.gc = XCreateGC(dpy, m->root, 0, 0);
       +                m->dc.drawable = XCreatePixmap(dpy, root, m->sw, bh, DefaultDepth(dpy, m->screen));
       +                m->dc.gc = XCreateGC(dpy, root, 0, 0);
                        XSetLineAttributes(dpy, m->dc.gc, 1, LineSolid, CapButt, JoinMiter);
                        if(!m->dc.font.set)
                                XSetFont(dpy, m->dc.gc, m->dc.font.xfont->fid);
        
                        /* EWMH support per monitor */
       -                XChangeProperty(dpy, m->root, netatom[NetSupported], XA_ATOM, 32,
       +                XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
                                        PropModeReplace, (unsigned char *) netatom, NetLast);
        
                        /* select for events */
                        wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
                                        | EnterWindowMask | LeaveWindowMask | StructureNotifyMask;
       -                XChangeWindowAttributes(dpy, m->root, CWEventMask | CWCursor, &wa);
       -                XSelectInput(dpy, m->root, wa.event_mask);
       +                XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
       +                XSelectInput(dpy, root, wa.event_mask);
                }
                if(info)
                        XFree(info);
       @@ -2044,7 +2039,7 @@ void
        selectmonitor(const char *arg) {
                Monitor *m = &monitors[arg ? atoi(arg) : (monitorat()+1) % mcount];
        
       -        XWarpPointer(dpy, None, m->root, 0, 0, 0, 0, m->wax+m->waw/2, m->way+m->wah/2);
       +        XWarpPointer(dpy, None, root, 0, 0, 0, 0, m->wax+m->waw/2, m->way+m->wah/2);
                focus(NULL);
        }