arg@532: /* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
arg@327:  * See LICENSE file for license details.
arg@327:  */
arg@327: #include "dwm.h"
arg@327: 
arg@380: /* static */
arg@380: 
arg@382: static Client *
arg@480: nexttiled(Client *c) {
arg@480: 	for(c = getnext(c); c && c->isfloat; c = getnext(c->next));
arg@480: 	return c;
arg@480: }
arg@480: 
arg@442: static void
arg@532: togglemax(Client *c) {
arg@481: 	XEvent ev;
arg@548: 		
arg@549: 	if(c->isfixed)
arg@548: 		return;
arg@532: 
arg@480: 	if((c->ismax = !c->ismax)) {
arg@565: 		c->rx = c->x; c->x = wax;
arg@565: 		c->ry = c->y; c->y = way;
arg@565: 		c->rw = c->w; c->w = waw - 2 * BORDERPX;
arg@565: 		c->rh = c->h; c->h = wah - 2 * BORDERPX;
arg@480: 	}
arg@480: 	else {
arg@480: 		c->x = c->rx;
arg@480: 		c->y = c->ry;
arg@481: 		c->w = c->rw;
arg@481: 		c->h = c->rh;
arg@480: 	}
arg@480: 	resize(c, True, TopLeft);
arg@480: 	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
arg@430: }
arg@430: 
arg@327: /* extern */
arg@327: 
arg@533: void (*arrange)(void) = DEFMODE;
arg@327: 
arg@327: void
arg@461: detach(Client *c) {
arg@378: 	if(c->prev)
arg@378: 		c->prev->next = c->next;
arg@378: 	if(c->next)
arg@378: 		c->next->prev = c->prev;
arg@378: 	if(c == clients)
arg@378: 		clients = c->next;
arg@378: 	c->next = c->prev = NULL;
arg@378: }
arg@378: 
arg@378: void
arg@533: dofloat(void) {
arg@402: 	Client *c;
arg@400: 
arg@327: 	for(c = clients; c; c = c->next) {
arg@327: 		if(isvisible(c)) {
arg@327: 			resize(c, True, TopLeft);
arg@327: 		}
arg@327: 		else
arg@327: 			ban(c);
arg@327: 	}
arg@446: 	if(!sel || !isvisible(sel)) {
arg@450: 		for(c = stack; c && !isvisible(c); c = c->snext);
arg@450: 		focus(c);
arg@446: 	}
arg@327: 	restack();
arg@327: }
arg@327: 
arg@327: void
arg@533: dotile(void) {
arg@638: 	unsigned int i, n, mpw, th;
arg@402: 	Client *c;
arg@400: 
arg@488: 	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
arg@488: 		n++;
arg@638: 	mpw = (waw * master) / 1000;
arg@327: 
arg@535: 	for(i = 0, c = clients; c; c = c->next)
arg@327: 		if(isvisible(c)) {
arg@327: 			if(c->isfloat) {
arg@327: 				resize(c, True, TopLeft);
arg@327: 				continue;
arg@327: 			}
arg@488: 			c->ismax = False;
arg@565: 			c->x = wax;
arg@565: 			c->y = way;
arg@507: 			if(n == 1) { /* only 1 window */
arg@565: 				c->w = waw - 2 * BORDERPX;
arg@565: 				c->h = wah - 2 * BORDERPX;
arg@327: 			}
arg@507: 			else if(i == 0) { /* master window */
arg@638: 				c->w = mpw - 2 * BORDERPX;
arg@565: 				c->h = wah - 2 * BORDERPX;
arg@565: 				th = wah / (n - 1);
arg@507: 			}
arg@523: 			else {  /* tile window */
arg@638: 				c->x += mpw;
arg@638: 				c->w = (waw - mpw) - 2 * BORDERPX;
arg@523: 				if(th > bh) {
arg@588: 					c->y += (i - 1) * th;
arg@565: 					c->h = th - 2 * BORDERPX;
arg@507: 				}
arg@531: 				else /* fallback if th < bh */
arg@565: 					c->h = wah - 2 * BORDERPX;
arg@327: 			}
arg@327: 			resize(c, False, TopLeft);
arg@535: 			i++;
arg@327: 		}
arg@327: 		else
arg@327: 			ban(c);
arg@532: 
arg@446: 	if(!sel || !isvisible(sel)) {
arg@450: 		for(c = stack; c && !isvisible(c); c = c->snext);
arg@450: 		focus(c);
arg@446: 	}
arg@327: 	restack();
arg@327: }
arg@327: 
arg@327: void
arg@461: focusnext(Arg *arg) {
arg@327: 	Client *c;
arg@327:    
arg@327: 	if(!sel)
arg@327: 		return;
arg@327: 	if(!(c = getnext(sel->next)))
arg@327: 		c = getnext(clients);
arg@327: 	if(c) {
arg@327: 		focus(c);
arg@327: 		restack();
arg@327: 	}
arg@327: }
arg@327: 
arg@327: void
arg@461: focusprev(Arg *arg) {
arg@327: 	Client *c;
arg@327: 
arg@327: 	if(!sel)
arg@327: 		return;
arg@327: 	if(!(c = getprev(sel->prev))) {
arg@327: 		for(c = clients; c && c->next; c = c->next);
arg@327: 		c = getprev(c);
arg@327: 	}
arg@327: 	if(c) {
arg@327: 		focus(c);
arg@327: 		restack();
arg@327: 	}
arg@327: }
arg@327: 
arg@420: Bool
arg@461: isvisible(Client *c) {
arg@420: 	unsigned int i;
arg@420: 
arg@420: 	for(i = 0; i < ntags; i++)
arg@420: 		if(c->tags[i] && seltag[i])
arg@420: 			return True;
arg@420: 	return False;
arg@420: }
arg@420: 
arg@415: void
arg@559: resizemaster(Arg *arg) {
arg@561: 	if(arg->i == 0)
arg@561: 		master = MASTER;
arg@561: 	else {
arg@561: 		if(master + arg->i > 950 || master + arg->i < 50)
arg@561: 			return;
arg@561: 		master += arg->i;
arg@561: 	}
arg@533: 	arrange();
arg@415: }
arg@415: 
arg@327: void
arg@487: restack(void) {
arg@327: 	Client *c;
arg@327: 	XEvent ev;
arg@481: 
arg@437: 	if(!sel) {
arg@437: 		drawstatus();
arg@436: 		return;
arg@437: 	}
arg@436: 	if(sel->isfloat || arrange == dofloat) {
arg@436: 		XRaiseWindow(dpy, sel->win);
arg@436: 		XRaiseWindow(dpy, sel->twin);
arg@436: 	}
arg@512: 	if(arrange != dofloat) {
arg@512: 		if(!sel->isfloat) {
arg@512: 			XLowerWindow(dpy, sel->twin);
arg@512: 			XLowerWindow(dpy, sel->win);
arg@512: 		}
arg@436: 		for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
arg@512: 			if(c == sel)
arg@512: 				continue;
arg@436: 			XLowerWindow(dpy, c->twin);
arg@436: 			XLowerWindow(dpy, c->win);
arg@327: 		}
arg@512: 	}
arg@327: 	drawall();
arg@327: 	XSync(dpy, False);
arg@327: 	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
arg@327: }
arg@327: 
arg@327: void
arg@584: togglefloat(Arg *arg) {
arg@591: 	if (!sel || arrange == dofloat)
arg@584: 		return;
arg@584: 	sel->isfloat = !sel->isfloat;
arg@584: 	arrange();
arg@584: }
arg@584: 
arg@584: void
arg@461: togglemode(Arg *arg) {
arg@333: 	arrange = (arrange == dofloat) ? dotile : dofloat;
arg@327: 	if(sel)
arg@533: 		arrange();
arg@327: 	else
arg@327: 		drawstatus();
arg@327: }
arg@327: 
arg@327: void
arg@461: toggleview(Arg *arg) {
arg@327: 	unsigned int i;
arg@327: 
arg@327: 	seltag[arg->i] = !seltag[arg->i];
arg@327: 	for(i = 0; i < ntags && !seltag[i]; i++);
arg@327: 	if(i == ntags)
arg@327: 		seltag[arg->i] = True; /* cannot toggle last view */
arg@533: 	arrange();
arg@327: }
arg@327: 
arg@327: void
arg@461: view(Arg *arg) {
arg@327: 	unsigned int i;
arg@327: 
arg@327: 	for(i = 0; i < ntags; i++)
arg@594: 		seltag[i] = (arg->i == -1) ? True : False;
arg@611: 	if(arg->i >= 0 && arg->i < ntags)
arg@611: 		seltag[arg->i] = True;
arg@533: 	arrange();
arg@327: }
arg@327: 
arg@327: void
arg@461: zoom(Arg *arg) {
arg@423: 	unsigned int n;
arg@423: 	Client *c;
arg@473: 
arg@473: 	if(!sel)
arg@473: 		return;
arg@473: 	if(sel->isfloat || (arrange == dofloat)) {
arg@480: 		togglemax(sel);
arg@473: 		return;
arg@473: 	}
arg@430: 	for(n = 0, c = clients; c; c = c->next)
arg@430: 		if(isvisible(c) && !c->isfloat)
arg@423: 			n++;
arg@486: 	if(n < 2 || (arrange == dofloat))
arg@327: 		return;
arg@430: 	if((c = sel) == nexttiled(clients))
arg@433: 		if(!(c = nexttiled(c->next)))
arg@429: 			return;
arg@443: 	detach(c);
arg@443: 	if(clients)
arg@443: 		clients->prev = c;
arg@443: 	c->next = clients;
arg@443: 	clients = c;
arg@378: 	focus(c);
arg@533: 	arrange();
arg@327: }