From 0adf0d0cb345f7a2231c5e68b6de2049d479c5fc Mon Sep 17 00:00:00 2001
From: Kris Maglione <jg@suckless.org>
Date: Mon, 5 Feb 2007 07:47:12 -0500
Subject: [PATCH] Fixed sizing bug in create_area with 1 column

---
 area.c | 13 ++++++++++---
 view.c | 22 ++++++++++++++--------
 2 files changed, 24 insertions(+), 11 deletions(-)

diff --git a/area.c b/area.c
index 868f8b9a..307c9061 100644
--- a/area.c
+++ b/area.c
@@ -7,7 +7,14 @@
 #include <stdio.h>
 #include <string.h>
 
-Client *        
+static int
+max(int a, int b) {
+	if(a > b)
+		return a;
+	return b;
+}
+
+Client *
 sel_client_of_area(Area *a) {               
 	return a && a->sel ? a->sel->client : nil;
 }
@@ -28,7 +35,7 @@ create_area(View *v, Area *pos, unsigned int w) {
 		area_num++, i++;
 	for(; a; a = a->next) area_num++;
 
-	col_num = area_num ? area_num - 1 : 0;
+	col_num = max((area_num - 1), 0);
 	if(!w) {
 		if(area_num)
 			w = screen->rect.width / (col_num + 1);
@@ -39,7 +46,7 @@ create_area(View *v, Area *pos, unsigned int w) {
 		w = min_width;
 	if(col_num && col_num * min_width + w > screen->rect.width)
 		return nil;
-	if(i > 1)
+	if(i)
 		scale_view(v, screen->rect.width - w);
 
 	a = ixp_emallocz(sizeof(Area));
diff --git a/view.c b/view.c
index 1cbdd695..9e4fcebb 100644
--- a/view.c
+++ b/view.c
@@ -209,16 +209,21 @@ restack_view(View *v) {
 
 void
 scale_view(View *v, float w) {
-	unsigned int xoff, col_size = 0;
-	unsigned int min_width = screen->rect.width/NCOL;
+	unsigned int xoff, num_col;
+	unsigned int min_width;
 	Area *a;
 	float scale, dx = 0;
 	int wdiff = 0;
 
+	min_width = screen->rect.width/NCOL;
+
 	if(!v->area->next)
 		return;
-	for(a=v->area->next; a; a=a->next, col_size++)
-		dx += a->rect.width;
+
+	num_col = 0;
+	for(a=v->area->next; a; a=a->next)
+		num_col++, dx += a->rect.width;
+
 	scale = w / dx;
 	xoff = 0;
 	for(a=v->area->next; a; a=a->next) {
@@ -227,14 +232,15 @@ scale_view(View *v, float w) {
 			a->rect.width = w - xoff;
 		xoff += a->rect.width;
 	}
-	/* min_width can only be respected when there is enough space; the caller should guarantee this */
-	if(col_size * min_width > w)
+	/* min_width can only be respected when there is enough space;
+	 * the caller should guarantee this */
+	if(num_col * min_width > w)
 		return;
 	xoff = 0;
-	for(a=v->area->next, col_size--; a; a=a->next, col_size--) {
+	for(a=v->area->next, num_col--; a; a=a->next, num_col--) {
 		if(a->rect.width < min_width)
 			a->rect.width = min_width;
-		else if((wdiff = xoff + a->rect.width - w + col_size * min_width) > 0)
+		else if((wdiff = xoff + a->rect.width - w + num_col * min_width) > 0)
 			a->rect.width -= wdiff;
 		if(!a->next)
 			a->rect.width = w - xoff;