X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=view.c;h=d3378ffdb4c884b0e79edfffc9e68399fe041ef4;hb=a118a57fe3fd13036f24ebe093a5c329608a0600;hp=dc10e5eb99d5447d1ab574c351a8901789891498;hpb=6499fc4f938eb7e61ab3e25df3904db9c890c693;p=dwm.git

diff --git a/view.c b/view.c
index dc10e5e..d3378ff 100644
--- a/view.c
+++ b/view.c
@@ -3,25 +3,29 @@
  * See LICENSE file for license details.
  */
 #include "dwm.h"
-#include <stdio.h>
 
 /* static */
 
 static Client *
-minclient()
-{
+minclient(void) {
 	Client *c, *min;
 
+	if((clients && clients->isfloat) || arrange == dofloat)
+		return clients; /* don't touch floating order */
 	for(min = c = clients; c; c = c->next)
 		if(c->weight < min->weight)
 			min = c;
 	return min;
 }
 
+static Client *
+nexttiled(Client *c) {
+	for(c = getnext(c); c && c->isfloat; c = getnext(c->next));
+	return c;
+}
 
 static void
-reorder()
-{
+reorder(void) {
 	Client *c, *newclients, *tail;
 
 	newclients = tail = NULL;
@@ -38,13 +42,32 @@ reorder()
 	clients = newclients;
 }
 
+static void
+togglemax(Client *c)
+{
+	XEvent ev;
+	if((c->ismax = !c->ismax)) {
+		c->rx = c->x; c->x = sx;
+		c->ry = c->y; c->y = bh;
+		c->rw = c->w; c->w = sw - 2 * BORDERPX;
+		c->rh = c->h; c->h = sh - bh - 2 * BORDERPX;
+	}
+	else {
+		c->x = c->rx;
+		c->y = c->ry;
+		c->w = c->rw;
+		c->h = c->rh;
+	}
+	resize(c, True, TopLeft);
+	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
 /* extern */
 
 void (*arrange)(Arg *) = DEFMODE;
 
 void
-detach(Client *c)
-{
+detach(Client *c) {
 	if(c->prev)
 		c->prev->next = c->next;
 	if(c->next)
@@ -55,12 +78,9 @@ detach(Client *c)
 }
 
 void
-dofloat(Arg *arg)
-{
+dofloat(Arg *arg) {
 	Client *c;
 
-	maximized = False;
-
 	for(c = clients; c; c = c->next) {
 		if(isvisible(c)) {
 			resize(c, True, TopLeft);
@@ -68,23 +88,39 @@ dofloat(Arg *arg)
 		else
 			ban(c);
 	}
-	if(!sel || !isvisible(sel))
-		focus(getnext(clients));
+	if(!sel || !isvisible(sel)) {
+		for(c = stack; c && !isvisible(c); c = c->snext);
+		focus(c);
+	}
 	restack();
 }
 
+/* This algorithm is based on a (M)aster area and a (S)tacking area.
+ * It supports following arrangements:
+ *
+ * 	MMMS		MMMM
+ * 	MMMS		MMMM
+ * 	MMMS		SSSS
+ *
+ * The stacking area can be set to arrange clients vertically or horizontally.
+ * Through inverting the algorithm it can be used to achieve following setup in
+ * a dual head environment (due to running two dwm instances concurrently on
+ * the specific screen):
+ *
+ * 	SMM MMS		MMM MMM
+ * 	SMM MMS		MMM MMM
+ * 	SMM MMS		SSS SSS
+ *
+ * This uses the center of the two screens for master areas.
+ */
 void
-dotile(Arg *arg)
-{
+dotile(Arg *arg) {
 	int h, i, n, w;
 	Client *c;
 
-	maximized = False;
-
 	w = sw - mw;
-	for(n = 0, c = clients; c; c = c->next)
-		if(isvisible(c) && !c->isfloat)
-			n++;
+	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
+		n++;
 
 	if(n > 1)
 		h = (sh - bh) / (n - 1);
@@ -97,32 +133,33 @@ dotile(Arg *arg)
 				resize(c, True, TopLeft);
 				continue;
 			}
+			c->ismax = False;
 			if(n == 1) {
 				c->x = sx;
 				c->y = sy + bh;
-				c->w = sw - 2;
-				c->h = sh - 2 - bh;
+				c->w = sw - 2 * BORDERPX;
+				c->h = sh - 2 * BORDERPX - bh;
 			}
 			else if(i == 0) {
 				c->x = sx;
 				c->y = sy + bh;
-				c->w = mw - 2;
-				c->h = sh - 2 - bh;
+				c->w = mw - 2 * BORDERPX;
+				c->h = sh - 2 * BORDERPX - bh;
 			}
 			else if(h > bh) {
 				c->x = sx + mw;
 				c->y = sy + (i - 1) * h + bh;
-				c->w = w - 2;
+				c->w = w - 2 * BORDERPX;
 				if(i + 1 == n)
-					c->h = sh - c->y - 2;
+					c->h = sh - c->y - 2 * BORDERPX;
 				else
-					c->h = h - 2;
+					c->h = h - 2 * BORDERPX;
 			}
 			else { /* fallback if h < bh */
 				c->x = sx + mw;
 				c->y = sy + bh;
-				c->w = w - 2;
-				c->h = sh - 2 - bh;
+				c->w = w - 2 * BORDERPX;
+				c->h = sh - 2 * BORDERPX - bh;
 			}
 			resize(c, False, TopLeft);
 			i++;
@@ -130,14 +167,15 @@ dotile(Arg *arg)
 		else
 			ban(c);
 	}
-	if(!sel || !isvisible(sel))
-		focus(getnext(clients));
+	if(!sel || !isvisible(sel)) {
+		for(c = stack; c && !isvisible(c); c = c->snext);
+		focus(c);
+	}
 	restack();
 }
 
 void
-focusnext(Arg *arg)
-{
+focusnext(Arg *arg) {
 	Client *c;
    
 	if(!sel)
@@ -152,8 +190,7 @@ focusnext(Arg *arg)
 }
 
 void
-focusprev(Arg *arg)
-{
+focusprev(Arg *arg) {
 	Client *c;
 
 	if(!sel)
@@ -169,92 +206,65 @@ focusprev(Arg *arg)
 	}
 }
 
+Bool
+isvisible(Client *c) {
+	unsigned int i;
+
+	for(i = 0; i < ntags; i++)
+		if(c->tags[i] && seltag[i])
+			return True;
+	return False;
+}
+
 void
-growcol(Arg *arg)
-{
-	if(!sel || (arrange != dotile))
+resizecol(Arg *arg) {
+	unsigned int n;
+	Client *c;
+
+	for(n = 0, c = clients; c; c = c->next)
+		if(isvisible(c) && !c->isfloat)
+			n++;
+	if(!sel || sel->isfloat || n < 2 || (arrange == dofloat))
 		return;
+
 	if(sel == getnext(clients)) {
-		if(mw + arg->i > sw - 100)
+		if(mw + arg->i > sw - 100 || mw + arg->i < 100)
 			return;
 		mw += arg->i;
 	}
 	else {
-		if(mw - arg->i < 100)
+		if(mw - arg->i > sw - 100 || mw - arg->i < 100)
 			return;
 		mw -= arg->i;
 	}
 	arrange(NULL);
 }
 
-Bool
-isvisible(Client *c)
-{
-	unsigned int i;
-
-	for(i = 0; i < ntags; i++)
-		if(c->tags[i] && seltag[i])
-			return True;
-	return False;
-}
-
 void
-restack()
-{
-	static unsigned int nwins = 0;
-	static Window *wins = NULL;
-	unsigned int f, fi, m, mi, n;
+restack(void) {
 	Client *c;
 	XEvent ev;
 
-	for(f = 0, m = 0, c = clients; c; c = c->next)
-		if(isvisible(c)) {
-			if(c->isfloat || arrange == dofloat)
-				f++;
-			else
-				m++;
-		}
-	if(!(n = 2 * (f + m))) {
+	if(!sel) {
 		drawstatus();
 		return;
 	}
-	if(nwins < n) {
-		nwins = n;
-		wins = erealloc(wins, nwins * sizeof(Window));
+	if(sel->isfloat || arrange == dofloat) {
+		XRaiseWindow(dpy, sel->win);
+		XRaiseWindow(dpy, sel->twin);
 	}
-
-	fi = 0;
-	mi = 2 * f;
-	if(sel) {
-		if(sel->isfloat || arrange == dofloat) {
-			wins[fi++] = sel->twin;
-			wins[fi++] = sel->win;
-		}
-		else {
-			wins[mi++] = sel->twin;
-			wins[mi++] = sel->win;
+	if(arrange != dofloat)
+		for(c = nexttiled(clients); c; c = nexttiled(c->next)) {
+			XLowerWindow(dpy, c->twin);
+			XLowerWindow(dpy, c->win);
 		}
-	}
-	for(c = clients; c; c = c->next)
-		if(isvisible(c) && c != sel) {
-			if(c->isfloat || arrange == dofloat) {
-				wins[fi++] = c->twin;
-				wins[fi++] = c->win;
-			}
-			else {
-				wins[mi++] = c->twin;
-				wins[mi++] = c->win;
-			}
-		}
-	XRestackWindows(dpy, wins, n);
 	drawall();
 	XSync(dpy, False);
 	while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
 }
 
 void
-togglemode(Arg *arg)
-{
+togglemode(Arg *arg) {
 	arrange = (arrange == dofloat) ? dotile : dofloat;
 	if(sel)
 		arrange(NULL);
@@ -263,8 +273,7 @@ togglemode(Arg *arg)
 }
 
 void
-toggleview(Arg *arg)
-{
+toggleview(Arg *arg) {
 	unsigned int i;
 
 	seltag[arg->i] = !seltag[arg->i];
@@ -276,8 +285,7 @@ toggleview(Arg *arg)
 }
 
 void
-view(Arg *arg)
-{
+view(Arg *arg) {
 	unsigned int i;
 
 	for(i = 0; i < ntags; i++)
@@ -288,8 +296,7 @@ view(Arg *arg)
 }
 
 void
-viewall(Arg *arg)
-{
+viewall(Arg *arg) {
 	unsigned int i;
 
 	for(i = 0; i < ntags; i++)
@@ -299,19 +306,31 @@ viewall(Arg *arg)
 }
 
 void
-zoom(Arg *arg)
-{
-	Client *c = sel;
+zoom(Arg *arg) {
+	unsigned int n;
+	Client *c;
 
-	if(!c || (arrange != dotile) || c->isfloat || maximized)
+	if(!sel)
+		return;
+
+	if(sel->isfloat || (arrange == dofloat)) {
+		togglemax(sel);
+		return;
+	}
+
+	for(n = 0, c = clients; c; c = c->next)
+		if(isvisible(c) && !c->isfloat)
+			n++;
+	if(n < 2 || (arrange == dofloat))
 		return;
 
-	if(c == getnext(clients))
-		if(!(c = getnext(c->next)))
+	if((c = sel) == nexttiled(clients))
+		if(!(c = nexttiled(c->next)))
 			return;
 	detach(c);
+	if(clients)
+		clients->prev = c;
 	c->next = clients;
-	clients->prev = c;
 	clients = c;
 	focus(c);
 	arrange(NULL);