implemented NET_ACTIVE_WINDOW support

diff --git a/client.c b/client.c
index f92df83..9b91ab6 100644 (file)
--- a/client.c
+++ b/client.c
@@ -58,6 +58,8 @@ focus(Client *c)
        drawtitle(c);
        XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
        XSync(dpy, False);
+       XChangeProperty(dpy, root, netatom[NetActiveWindow], XA_WINDOW, 32,
+                       PropModeReplace, (unsigned char *)&c->win, 1);
        while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 }
 
@@ -459,6 +461,9 @@ unmanage(Client *c)
        arrange(NULL);
        if(sel)
                focus(sel);
+       else
+               XChangeProperty(dpy, root, netatom[NetActiveWindow], XA_WINDOW, 32,
+                               PropModeReplace, (unsigned char *)NULL, 1);
 }
 
 void

diff --git a/dwm.h b/dwm.h
index 57d628a..efef213 100644 (file)
--- a/dwm.h
+++ b/dwm.h
@@ -22,7 +22,7 @@ union Arg {
 };
 
 /* atoms */
-enum { NetSupported, NetWMName, NetLast };
+enum { NetSupported, NetWMName, NetActiveWindow, NetLast };
 enum { WMProtocols, WMDelete, WMLast };
 
 /* cursor */

diff --git a/event.c b/event.c
index 2e4f62e..c3169aa 100644 (file)
--- a/event.c
+++ b/event.c
@@ -146,6 +146,18 @@ buttonpress(XEvent *e)
 }
 
 static void
+clientmessage(XEvent *e)
+{
+       Client *c;
+       XClientMessageEvent *ev = &e->xclient;
+
+       if(ev->message_type == netatom[NetActiveWindow]) {
+               if((c = getclient(ev->window)) && c->tags[tsel])
+                       focus(c);
+       }
+}
+
+static void
 configurerequest(XEvent *e)
 {
        Client *c;
@@ -339,6 +351,7 @@ unmapnotify(XEvent *e)
 
 void (*handler[LASTEvent]) (XEvent *) = {
        [ButtonPress] = buttonpress,
+       [ClientMessage] = clientmessage,
        [ConfigureRequest] = configurerequest,
        [DestroyNotify] = destroynotify,
        [EnterNotify] = enternotify,

diff --git a/main.c b/main.c
index 5efe599..ded4761 100644 (file)
--- a/main.c
+++ b/main.c
@@ -201,6 +201,7 @@ main(int argc, char *argv[])
        wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
        netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
        netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
+       netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False);
        XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
                        PropModeReplace, (unsigned char *) netatom, NetLast);