Add an "absolute-centre" alignment to use the centre of the total space

instead of only the available space. From Magnus Gross in GitHub issue 2578.

1 files changed, 2 insertions, 1 deletions

diff --git a/tmux.h b/tmux.h
index 3a75e678..e8d2e8c3 100644
--- a/tmux.h
+++ b/tmux.h
@@ -740,7 +740,8 @@ enum style_align {
 	STYLE_ALIGN_DEFAULT,
 	STYLE_ALIGN_LEFT,
 	STYLE_ALIGN_CENTRE,
-	STYLE_ALIGN_RIGHT
+	STYLE_ALIGN_RIGHT,
+	STYLE_ALIGN_ABSOLUTE_CENTRE
 };
 
 /* Style list. */