i3 - improved tiling WM

#1403: ensure align = left is the default and update documentation accordingly

Patch status: merged

Patch by Ingo Bürk

To apply this patch, use:
curl http://cr.i3wm.org/patch/683/raw.patch | git am

b/docs/i3bar-protocol

16 
@@ -148,7 +148,7 @@ min_width::
17 
         when you want to set a sensible minimum width regardless of which font you
18 
         are using, and at what particular size.
19 
 align::
20 
-	Align text on the +center+ (default), +right+ or +left+ of the block, when
21 
+	Align text on the +center+, +right+ or +left+ (default) of the block, when
22 
 	the minimum width of the latter, specified by the +min_width+ key, is not
23 
 	reached.
24 
 name and instance::

b/i3bar/include/common.h

29 
@@ -27,6 +27,7 @@ struct rect_t {
30 
 };
31
32 
 typedef enum {
33 
+    /* First value to make it the default. */
34 
     ALIGN_LEFT,
35 
     ALIGN_CENTER,
36 
     ALIGN_RIGHT

b/i3bar/src/child.c

41 
@@ -188,12 +188,12 @@ static int stdin_string(void *context, const unsigned char *val, size_t len) {
42 
         sasprintf(&(ctx->block.color), "%.*s", len, val);
43 
     }
44 
     if (strcasecmp(ctx->last_map_key, "align") == 0) {
45 
-        if (len == strlen("left") && !strncmp((const char *)val, "left", strlen("left"))) {
46 
-            ctx->block.align = ALIGN_LEFT;
47 
+        if (len == strlen("center") && !strncmp((const char *)val, "center", strlen("center"))) {
48 
+            ctx->block.align = ALIGN_CENTER;
49 
         } else if (len == strlen("right") && !strncmp((const char *)val, "right", strlen("right"))) {
50 
             ctx->block.align = ALIGN_RIGHT;
51 
         } else {
52 
-            ctx->block.align = ALIGN_CENTER;
53 
+            ctx->block.align = ALIGN_LEFT;
54 
         }
55 
     } else if (strcasecmp(ctx->last_map_key, "min_width") == 0) {
56 
         i3String *text = i3string_from_utf8_with_length((const char *)val, len);