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expander: Flip the alignment of the vertical box

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To ensure that the title moves to the other side as expected
in RTL, use GTK_ALIGN_START/END instead of GTK_ALIGN_FILL
when packing the title gadget into the vertical box, and
flip the alignment when the text direction changes.
This commit is contained in:
Matthias Clasen 2016-01-18 00:19:31 -05:00
parent 296f80a580
commit 2a665715b6
1 changed files with 6 additions and 1 deletions
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7
gtk/gtkexpander.c
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@ -450,7 +450,7 @@ gtk_expander_init (GtkExpander *expander)
priv->gadget,
NULL);
gtk_box_gadget_set_orientation (GTK_BOX_GADGET (priv->title_gadget), GTK_ORIENTATION_HORIZONTAL);
gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget), -1, priv->title_gadget, FALSE, FALSE, GTK_ALIGN_FILL);
gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget), -1, priv->title_gadget, FALSE, FALSE, GTK_ALIGN_START);
priv->arrow_gadget = gtk_builtin_icon_new ("arrow",
GTK_WIDGET (expander),
@ -778,9 +778,14 @@ gtk_expander_direction_changed (GtkWidget *widget,
GtkTextDirection previous_direction)
{
GtkExpanderPrivate *priv = GTK_EXPANDER (widget)->priv;
GtkAlign align;
gtk_box_gadget_reverse_children (GTK_BOX_GADGET (priv->title_gadget));
align = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL ? GTK_ALIGN_END : GTK_ALIGN_START;
gtk_box_gadget_remove_gadget (GTK_BOX_GADGET (priv->gadget), priv->title_gadget);
gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget), 0, priv->title_gadget, FALSE, FALSE, align);
GTK_WIDGET_CLASS (gtk_expander_parent_class)->direction_changed (widget, previous_direction);
}