dwm/view.c

185 lines
2.9 KiB
C

/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
/* extern */
void (*arrange)(void) = DEFMODE;
void
attach(Client *c) {
if(clients)
clients->prev = c;
c->next = clients;
clients = c;
}
void
attachstack(Client *c) {
c->snext = stack;
stack = c;
}
void
dofloat(void) {
Client *c;
for(c = clients; c; c = c->next) {
if(isvisible(c)) {
if(c->isbanned)
XMoveWindow(dpy, c->win, c->x, c->y);
c->isbanned = False;
resize(c, c->x, c->y, c->w, c->h, True);
}
else {
c->isbanned = True;
XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
}
}
if(!sel || !isvisible(sel)) {
for(c = stack; c && !isvisible(c); c = c->snext);
focus(c);
}
restack();
}
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
focusnext(Arg *arg) {
Client *c;
if(!sel)
return;
for(c = sel->next; c && !isvisible(c); c = c->next);
if(!c)
for(c = clients; c && !isvisible(c); c = c->next);
if(c) {
focus(c);
restack();
}
}
void
focusprev(Arg *arg) {
Client *c;
if(!sel)
return;
for(c = sel->prev; c && !isvisible(c); c = c->prev);
if(!c) {
for(c = clients; c && c->next; c = c->next);
for(; c && !isvisible(c); c = c->prev);
}
if(c) {
focus(c);
restack();
}
}
Client *
getclient(Window w) {
Client *c;
for(c = clients; c; c = c->next)
if(c->win == w)
return c;
return NULL;
}
Bool
isvisible(Client *c) {
unsigned int i;
for(i = 0; i < ntags; i++)
if(c->tags[i] && seltag[i])
return True;
return False;
}
Client *
nextmanaged(Client *c) {
for(; c && (c->isfloat || !isvisible(c)); c = c->next);
return c;
}
void
restack(void) {
Client *c;
XEvent ev;
drawstatus();
if(!sel)
return;
if(sel->isfloat || arrange == dofloat)
XRaiseWindow(dpy, sel->win);
if(arrange != dofloat) {
if(!sel->isfloat)
XLowerWindow(dpy, sel->win);
for(c = nextmanaged(clients); c; c = nextmanaged(c->next)) {
if(c == sel)
continue;
XLowerWindow(dpy, c->win);
}
}
XSync(dpy, False);
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
}
void
togglefloat(Arg *arg) {
if(!sel || arrange == dofloat)
return;
sel->isfloat = !sel->isfloat;
arrange();
}
void
togglemode(Arg *arg) {
arrange = (arrange == dofloat) ? dotile : dofloat;
if(sel)
arrange();
else
drawstatus();
}
void
toggleview(Arg *arg) {
unsigned int i;
seltag[arg->i] = !seltag[arg->i];
for(i = 0; i < ntags && !seltag[i]; i++);
if(i == ntags)
seltag[arg->i] = True; /* cannot toggle last view */
arrange();
}
void
view(Arg *arg) {
unsigned int i;
for(i = 0; i < ntags; i++)
seltag[i] = (arg->i == -1) ? True : False;
if(arg->i >= 0 && arg->i < ntags)
seltag[arg->i] = True;
arrange();
}