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racket/gui gtk: drop initial selection of list-box item

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Make behavior on Gtk more consistent with other platforms.
This commit is contained in:
Matthew Flatt 2013-09-12 18:36:24 -06:00
parent 9035e5d1ed
commit 2ea55efeec
1 changed files with 6 additions and 3 deletions
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9
pkgs/gui-pkgs/gui-lib/mred/private/wx/gtk/list-box.rkt
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@ -137,9 +137,12 @@
(maybe-init-select)) (maybe-init-select))
(define/private (maybe-init-select) (define/private (maybe-init-select)
(when (and (= (get-selection) -1) ;; For consistency with other platforms,
(pair? data)) ;; don't try to select an item initially.
(set-selection 0))) (when #f
(when (and (= (get-selection) -1)
(pair? data))
(set-selection 0))))
(define gtk (as-gtk-allocation (gtk_scrolled_window_new #f #f))) (define gtk (as-gtk-allocation (gtk_scrolled_window_new #f #f)))
(gtk_scrolled_window_set_policy gtk GTK_POLICY_AUTOMATIC GTK_POLICY_ALWAYS) (gtk_scrolled_window_set_policy gtk GTK_POLICY_AUTOMATIC GTK_POLICY_ALWAYS)