gui: Avoid magic number in enum gui_color_pair.

This way it works also if the set of status items is extended.

diff --git a/gui.c b/gui.c
index e854294ece0a4db3667480c80ed06160dd980f13..49f595137ac4c18315ba36e9fa5ffbdef2f69663 100644 (file)
--- a/gui.c
+++ b/gui.c
@@ -63,15 +63,23 @@ static struct gui_args_info conf;
 enum {GETCH_MODE, COMMAND_MODE, EXTERNAL_MODE};
 
 
-#define COLOR_STATUSBAR 52
-#define COLOR_COMMAND 53
-#define COLOR_OUTPUT 54
-#define COLOR_MSG 55
-#define COLOR_ERRMSG 56
-#define COLOR_WELCOME 57
-#define COLOR_SEPARATOR 58
-#define COLOR_TOP 59
-#define COLOR_BOT 60
+/**
+ * Codes for various colors.
+ *
+ * Each status item has its own color pair. The ones defined here start at a
+ * higher number so that they do not overlap with these.
+ */
+enum gui_color_pair {
+       COLOR_STATUSBAR = NUM_STAT_ITEMS + 1,
+       COLOR_COMMAND,
+       COLOR_OUTPUT,
+       COLOR_MSG,
+       COLOR_ERRMSG,
+       COLOR_WELCOME,
+       COLOR_SEPARATOR,
+       COLOR_TOP,
+       COLOR_BOT,
+};
 
 struct gui_command {
        const char *key;