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Merge branch 'menu-sizing' into 'master'

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menu: Update scrollbar policy

Closes #1930

See merge request GNOME/gtk!908
This commit is contained in:
Matthias Clasen 2019-06-03 14:57:46 +00:00
commit 6560a35c9c
1 changed files with 29 additions and 1 deletions
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30
gtk/gtkmenu.c
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@ -241,6 +241,31 @@ static guint menu_signals[LAST_SIGNAL] = { 0 };
G_DEFINE_TYPE_WITH_PRIVATE (GtkMenu, gtk_menu, GTK_TYPE_MENU_SHELL)
static void
update_scrollbars (GtkMenu *menu)
{
GtkMenuPrivate *priv = menu->priv;
GtkWidget *child;
int n = 0;
GtkPolicyType policy = GTK_POLICY_NEVER;
for (child = gtk_widget_get_first_child (priv->box);
child;
child = gtk_widget_get_next_sibling (child))
{
n++;
if (n == 10)
{
policy = GTK_POLICY_AUTOMATIC;
break;
}
}
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->swin),
GTK_POLICY_NEVER,
policy);
}
static void
menu_queue_resize (GtkMenu *menu)
{
@ -802,7 +827,7 @@ gtk_menu_init (GtkMenu *menu)
gtk_widget_set_parent (priv->swin, GTK_WIDGET (menu));
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->swin),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
GTK_POLICY_NEVER);
gtk_scrolled_window_set_propagate_natural_width (GTK_SCROLLED_WINDOW (priv->swin),
TRUE);
gtk_scrolled_window_set_propagate_natural_height (GTK_SCROLLED_WINDOW (priv->swin),
@ -1089,6 +1114,7 @@ gtk_menu_add (GtkContainer *container,
gtk_container_add (GTK_CONTAINER (priv->box), widget);
update_scrollbars (menu);
menu_queue_resize (menu);
}
@ -1107,6 +1133,7 @@ gtk_menu_remove (GtkContainer *container,
GTK_CONTAINER_CLASS (gtk_menu_parent_class)->remove (container, widget);
update_scrollbars (menu);
menu_queue_resize (menu);
}
@ -1134,6 +1161,7 @@ gtk_menu_real_insert (GtkMenuShell *menu_shell,
gtk_container_add (GTK_CONTAINER (priv->box), child);
gtk_menu_reorder_child (menu, child, position);
update_scrollbars (menu);
menu_queue_resize (menu);
}