1/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
  2 * See LICENSE file for license details.
  3 */
  4#include "dwm.h"
  5
  6/* extern */
  7
  8void (*arrange)(void) = DEFMODE;
  9
 10void
 11dofloat(void) {
 12	Client *c;
 13
 14	for(c = clients; c; c = c->next) {
 15		if(isvisible(c)) {
 16			if(c->isbanned)
 17				XMoveWindow(dpy, c->win, c->x, c->y);
 18			c->isbanned = False;
 19			resize(c, c->x, c->y, c->w, c->h, True);
 20		}
 21		else {
 22			c->isbanned = True;
 23			XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
 24		}
 25	}
 26	if(!sel || !isvisible(sel)) {
 27		for(c = stack; c && !isvisible(c); c = c->snext);
 28		focus(c);
 29	}
 30	restack();
 31}
 32
 33void
 34focusnext(Arg *arg) {
 35	Client *c;
 36   
 37	if(!sel)
 38		return;
 39	for(c = sel->next; c && !isvisible(c); c = c->next);
 40	if(!c)
 41		for(c = clients; c && !isvisible(c); c = c->next);
 42	if(c) {
 43		focus(c);
 44		restack();
 45	}
 46}
 47
 48void
 49focusprev(Arg *arg) {
 50	Client *c;
 51
 52	if(!sel)
 53		return;
 54	for(c = sel->prev; c && !isvisible(c); c = c->prev);
 55	if(!c) {
 56		for(c = clients; c && c->next; c = c->next);
 57		for(; c && !isvisible(c); c = c->prev);
 58	}
 59	if(c) {
 60		focus(c);
 61		restack();
 62	}
 63}
 64
 65Bool
 66isvisible(Client *c) {
 67	unsigned int i;
 68
 69	for(i = 0; i < ntags; i++)
 70		if(c->tags[i] && seltag[i])
 71			return True;
 72	return False;
 73}
 74
 75Client *
 76nextmanaged(Client *c) {
 77	for(; c && (c->isfloat || !isvisible(c)); c = c->next);
 78	return c;
 79}
 80
 81void
 82restack(void) {
 83	Client *c;
 84	XEvent ev;
 85
 86	drawstatus();
 87	if(!sel)
 88		return;
 89	if(sel->isfloat || arrange == dofloat)
 90		XRaiseWindow(dpy, sel->win);
 91	if(arrange != dofloat) {
 92		if(!sel->isfloat)
 93			XLowerWindow(dpy, sel->win);
 94		for(c = nextmanaged(clients); c; c = nextmanaged(c->next)) {
 95			if(c == sel)
 96				continue;
 97			XLowerWindow(dpy, c->win);
 98		}
 99	}
100	XSync(dpy, False);
101	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
102}
103
104void
105togglefloat(Arg *arg) {
106	if(!sel || arrange == dofloat)
107		return;
108	sel->isfloat = !sel->isfloat;
109	arrange();
110}
111
112void
113togglemode(Arg *arg) {
114	arrange = (arrange == dofloat) ? dotile : dofloat;
115	if(sel)
116		arrange();
117	else
118		drawstatus();
119}
120
121void
122toggleview(Arg *arg) {
123	unsigned int i;
124
125	seltag[arg->i] = !seltag[arg->i];
126	for(i = 0; i < ntags && !seltag[i]; i++);
127	if(i == ntags)
128		seltag[arg->i] = True; /* cannot toggle last view */
129	arrange();
130}
131
132void
133view(Arg *arg) {
134	unsigned int i;
135
136	for(i = 0; i < ntags; i++)
137		seltag[i] = (arg->i == -1) ? True : False;
138	if(arg->i >= 0 && arg->i < ntags)
139		seltag[arg->i] = True;
140	arrange();
141}
142