dwm

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commit 72707c2fae68f5eba6ea97cbf356bfb968c8a15d
parent 06dc514bc7327f1a2a35cb533bcf18715305da44
Author: arg@10ksloc.org <unknown>
Date:   Thu, 20 Jul 2006 16:54:20 +0200

using double-linked list in order to get correct prev focus handling

Diffstat:
M
client.c
 | 
46
+++++++++++++++++++++++++++++++---------------
M
config.mk
 | 
10
+++++-----
M
dwm.h
 | 
3
++-
M
tag.c
 | 
7
+++++++

4 files changed, 45 insertions(+), 21 deletions(-)
diff --git a/client.c b/client.c
@@ -77,7 +77,6 @@ focusnext(Arg *arg)
         c = getnext(clients, tsel);
     if(c) {
         higher(c);
-        c->revert = sel;
         focus(c);
     }
 }
@@ -93,7 +92,11 @@ focusprev(Arg *arg)
     if(sel->ismax)
         togglemax(NULL);
 
-    if((c = sel->revert && sel->revert->tags[tsel] ? sel->revert : NULL)) {
+    if(!(c = getprev(sel->prev))) {
+        for(c = clients; c && c->next; c = c->next);
+        c = getprev(c);
+    }
+    if(c) {
         higher(c);
         focus(c);
     }
@@ -127,6 +130,8 @@ gravitate(Client *c, Bool invert)
     int dx = 0, dy = 0;
 
     switch(c->grav) {
+    default:
+        break;
     case StaticGravity:
     case NorthWestGravity:
     case NorthGravity:
@@ -143,11 +148,11 @@ gravitate(Client *c, Bool invert)
     case SouthWestGravity:
         dy = -(c->h);
         break;
-    default:
-        break;
     }
 
     switch (c->grav) {
+    default:
+        break;
     case StaticGravity:
     case NorthWestGravity:
     case WestGravity:
@@ -164,8 +169,6 @@ gravitate(Client *c, Bool invert)
     case SouthEastGravity:
         dx = -(c->w + c->border);
         break;
-    default:
-        break;
     }
 
     if(invert) {
@@ -204,7 +207,6 @@ lower(Client *c)
 void
 manage(Window w, XWindowAttributes *wa)
 {
-    int diff;
     Client *c;
     Window trans;
     XSetWindowAttributes twa;
@@ -224,7 +226,7 @@ manage(Window w, XWindowAttributes *wa)
     c->proto = getproto(c->win);
     setsize(c);
     XSelectInput(dpy, c->win,
-            StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
+        StructureNotifyMask | PropertyChangeMask | EnterWindowMask);
     XGetTransientForHint(dpy, c->win, &trans);
     twa.override_redirect = 1;
     twa.background_pixmap = ParentRelative;
@@ -237,6 +239,8 @@ manage(Window w, XWindowAttributes *wa)
 
     settags(c);
 
+    if(clients)
+        clients->prev = c;
     c->next = clients;
     clients = c;
 
@@ -264,6 +268,7 @@ manage(Window w, XWindowAttributes *wa)
     else {
         XMapRaised(dpy, c->win);
         XMapRaised(dpy, c->title);
+
     }
 }
 
@@ -273,9 +278,15 @@ pop(Client *c)
     Client **l;
 
     for(l = &clients; *l && *l != c; l = &(*l)->next);
+    if(c->prev)
+        c->prev->next = c->next;
+    if(c->next)
+        c->next->prev = c->prev;
     *l = c->next;
 
-    c->next = clients; /* pop */
+    if(clients)
+        clients->prev = c;
+    c->next = clients;
     clients = c;
     arrange(NULL);
 }
@@ -439,13 +450,18 @@ unmanage(Client *c)
     XDestroyWindow(dpy, c->title);
 
     for(l = &clients; *l && *l != c; l = &(*l)->next);
+    if(c->prev)
+        c->prev->next = c->next;
+    if(c->next)
+        c->next->prev = c->prev;
     *l = c->next;
-    for(l = &clients; *l; l = &(*l)->next)
-        if((*l)->revert == c)
-            (*l)->revert = NULL;
-    if(sel == c)
-        sel = sel->revert ? sel->revert : clients;
-
+    if(sel == c) {
+        sel = getnext(c->next, tsel);
+        if(!sel)
+            sel = getprev(c->prev);
+        if(!sel)
+            sel = clients;
+    }
     free(c);
 
     XSync(dpy, False);
diff --git a/config.mk b/config.mk
@@ -13,12 +13,12 @@ VERSION = 0.5
 LIBS = -L${PREFIX}/lib -L/usr/lib -lc -L${X11LIB} -lX11
 
 # Linux/BSD
-CFLAGS = -O3 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
-    -DVERSION=\"${VERSION}\"
-LDFLAGS = ${LIBS}
-#CFLAGS = -g -Wall -O2 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
+#CFLAGS = -O3 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
 #    -DVERSION=\"${VERSION}\"
-#LDFLAGS = -g ${LIBS}
+#LDFLAGS = ${LIBS}
+CFLAGS = -g -Wall -O2 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
+    -DVERSION=\"${VERSION}\"
+LDFLAGS = -g ${LIBS}
 
 
 # Solaris
diff --git a/dwm.h b/dwm.h
@@ -76,7 +76,7 @@ struct Client {
     Bool isfloat;
     Bool ismax;
     Client *next;
-    Client *revert;
+    Client *prev;
     Window win;
     Window title;
 };
@@ -135,6 +135,7 @@ extern void appendtag(Arg *arg);
 extern void dofloat(Arg *arg);
 extern void dotile(Arg *arg);
 extern Client *getnext(Client *c, unsigned int t);
+extern Client *getprev(Client *c);
 extern void heretag(Arg *arg);
 extern void replacetag(Arg *arg);
 extern void settags(Client *c);
diff --git a/tag.c b/tag.c
@@ -140,6 +140,13 @@ getnext(Client *c, unsigned int t)
     return c;
 }
 
+Client *
+getprev(Client *c)
+{
+    for(; c && !c->tags[tsel]; c = c->prev);
+    return c;
+}
+
 void
 heretag(Arg *arg)
 {