M openbox/client_list_combined_menu.c → openbox/client_list_combined_menu.c

@@ -82,8 +82,8 @@ && (icon = client_icon(c, 32, 32))) {
                     e->data.normal.icon_width = icon->width;
                     e->data.normal.icon_height = icon->height;
                     e->data.normal.icon_data = icon->data;
-                    /* 7/16 opacity if iconic */
-                    e->data.normal.icon_alpha = c->iconic ? 0x70 : 0xff;
+                    e->data.normal.icon_alpha =
+                        c->iconic ? OB_ICONIC_ALPHA : 0xff;
                 }
             }
         }

M openbox/client_list_menu.c → openbox/client_list_menu.c

@@ -84,8 +84,7 @@ && (icon = client_icon(c, 32, 32))) {
                 e->data.normal.icon_width = icon->width;
                 e->data.normal.icon_height = icon->height;
                 e->data.normal.icon_data = icon->data;
-                /* 7/16 opacity if iconic */
-                e->data.normal.icon_alpha = c->iconic ? 0x70 : 0xff;
+                e->data.normal.icon_alpha = c->iconic ? OB_ICONIC_ALPHA : 0xff;
             }
         }
     }

M openbox/focus_cycle_popup.c → openbox/focus_cycle_popup.c

@@ -421,9 +421,8 @@ /* get the icon from the client */
             icon = client_icon(target->client, innerw, innerh);
             p->a_icon->texture[0].data.rgba.width = icon->width;
             p->a_icon->texture[0].data.rgba.height = icon->height;
-            /* 7/16 alpha for iconic windows */
             p->a_icon->texture[0].data.rgba.alpha =
-                target->client->iconic ? 0x70 : 0xff;
+                target->client->iconic ? OB_ICONIC_ALPHA : 0xff;
             p->a_icon->texture[0].data.rgba.data = icon->data;
 
             /* draw the icon */

M openbox/misc.h → openbox/misc.h

@@ -19,6 +19,12 @@ 
 #ifndef __ob__misc_h
 #define __ob__misc_h
 
+/*! The alpha value to use for icons of iconified windows in various places
+  like the focus cycle popup and client list menus.
+  Give iconic windows 7/16 alpha. A little under 50%.
+ */
+#define OB_ICONIC_ALPHA 0x70
+
 typedef enum
 {
     OB_CURSOR_NONE,