dwm

suckless's window manager with Luke's setup
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commit 016c54196e682ae8658854febb746b0437a010dc
parent 5056bb952ddd9d667d2897ab09324ef7ce1596ea
Author: Anselm R. Garbe <arg@10kloc.org>
Date:   Tue, 29 Aug 2006 09:57:57 +0200

this algorithm seems to keep order for any scenario
Diffstat:
Mview.c | 55+++++++++++++++++++++++++++++++++++++++++--------------
1 file changed, 41 insertions(+), 14 deletions(-)

diff --git 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; } }