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authorAnselm R. Garbe <arg@10kloc.org>2006-08-29 09:57:57 +0200
committerAnselm R. Garbe <arg@10kloc.org>2006-08-29 09:57:57 +0200
commit016c54196e682ae8658854febb746b0437a010dc (patch)
tree0d715594eabf1f62076b2d7f189620a041190cea
parent5056bb952ddd9d667d2897ab09324ef7ce1596ea (diff)
this algorithm seems to keep order for any scenario
-rw-r--r--view.c55
1 files changed, 41 insertions, 14 deletions
diff --git a/view.c b/view.c
index 9ba8e0b..ac336e3 100644
--- a/view.c
+++ b/view.c
@@ -4,6 +4,31 @@
*/
#include "dwm.h"
+/* static */
+
+static Client *
+getslot(Client *c)
+{
+ unsigned int i, tic;
+ Client *p;
+
+ for(tic = 0; tic < ntags && !c->tags[tic]; tic++);
+ for(p = clients; p; p = p->next) {
+ for(i = 0; i < ntags && !p->tags[i]; i++);
+ if(tic < i)
+ return p;
+ }
+ return p;
+}
+
+static Client *
+tail()
+{
+ Client *c;
+ for(c = clients; c && c->next; c = c->next);
+ return c;
+}
+
/* extern */
void (*arrange)(Arg *) = DEFMODE;
@@ -11,27 +36,29 @@ void (*arrange)(Arg *) = DEFMODE;
void
attach(Client *c)
{
- Client *first = getnext(clients);
+ Client *p;
- if(!first) {
- if(clients) {
- for(first = clients; first->next; first = first->next);
- first->next = c;
- c->prev = first;
- }
- else
- clients = c;
+ if(!clients) {
+ clients = c;
+ return;
+ }
+ if(!(p = getnext(clients)) && !(p = getslot(c))) {
+ p = tail();
+ c->prev = p;
+ p->next = c;
+ return;
}
- else if(first == clients) {
+
+ if(p == clients) {
c->next = clients;
clients->prev = c;
clients = c;
}
else {
- first->prev->next = c;
- c->prev = first->prev;
- first->prev = c;
- c->next = first;
+ p->prev->next = c;
+ c->prev = p->prev;
+ p->prev = c;
+ c->next = p;
}
}