when re-inserting a floating con, start with a more fair percent value

src/floating.c

@@ -151,6 +151,13 @@ void floating_disable(Con *con, bool automatic) {
 
     /* 3: re-attach to previous parent */
     con->parent = con_get_workspace(con);
+
+    /* XXX: We adjust the percentage value to start with a fair value. Floating
+     * cons always have 1.0 as percent which doesn’t work so well when
+     * re-inserting (the formerly floating con would get 50% of the target
+     * con). */
+    con->percent = (1.0 / con_num_children(con->parent));
+
     TAILQ_INSERT_TAIL(&(con->parent->nodes_head), con, nodes);
     TAILQ_INSERT_TAIL(&(con->parent->focus_head), con, focused);