added some new convenience functions

[dwm.git] / client.c

diff --git a/client.c b/client.c
index 79cd698..9a30526 100644 (file)
--- a/client.c
+++ b/client.c
@@ -10,13 +10,6 @@
 /* static */
 
 static void
-detachstack(Client *c) {
-       Client **tc;
-       for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
-       *tc = c->snext;
-}
-
-static void
 grabbuttons(Client *c, Bool focused) {
        XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
 
@@ -68,6 +61,20 @@ xerrordummy(Display *dsply, XErrorEvent *ee) {
 /* extern */
 
 void
+attach(Client *c) {
+       if(clients)
+               clients->prev = c;
+       c->next = clients;
+       clients = c;
+}
+
+void
+attachstack(Client *c) {
+       c->snext = stack;
+       stack = c;
+}
+
+void
 configure(Client *c) {
        XConfigureEvent ce;
 
@@ -86,6 +93,24 @@ configure(Client *c) {
 }
 
 void
+detach(Client *c) {
+       if(c->prev)
+               c->prev->next = c->next;
+       if(c->next)
+               c->next->prev = c->prev;
+       if(c == clients)
+               clients = c->next;
+       c->next = c->prev = NULL;
+}
+
+void
+detachstack(Client *c) {
+       Client **tc;
+       for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext);
+       *tc = c->snext;
+}
+
+void
 focus(Client *c) {
        if(c && !isvisible(c))
                return;
@@ -95,8 +120,7 @@ focus(Client *c) {
        }
        if(c) {
                detachstack(c);
-               c->snext = stack;
-               stack = c;
+               attachstack(c);
                grabbuttons(c, True);
        }
        sel = c;
@@ -189,11 +213,8 @@ manage(Window w, XWindowAttributes *wa) {
        settags(c, t);
        if(!c->isfloat)
                c->isfloat = (t != 0) || c->isfixed;
-       if(clients)
-               clients->prev = c;
-       c->next = clients;
-       c->snext = stack;
-       stack = clients = c;
+       attach(c);
+       attachstack(c);
        c->isbanned = True;
        XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
        XMapWindow(dpy, c->win);