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a11y: Update labelled-by when setting mnemonic labels

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The ARIA labelled-by attribute behaves the same way as the mnemonic
labels in GTK.
This commit is contained in:
Emmanuele Bassi
2020-07-22 13:11:28 +01:00
parent 86b58529fd
commit a9e0cf77a0
1 changed files with 17 additions and 0 deletions
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17
gtk/gtkwidget.c
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@@ -8960,6 +8960,10 @@ gtk_widget_add_mnemonic_label (GtkWidget *widget,
g_object_set_qdata_full (G_OBJECT (widget), quark_mnemonic_labels,
new_list, (GDestroyNotify) g_slist_free);
gtk_accessible_update_relation (GTK_ACCESSIBLE (widget),
GTK_ACCESSIBLE_RELATION_LABELLED_BY, new_list,
-1);
}
/**
@@ -8988,6 +8992,19 @@ gtk_widget_remove_mnemonic_label (GtkWidget *widget,
if (new_list)
g_object_set_qdata_full (G_OBJECT (widget), quark_mnemonic_labels,
new_list, (GDestroyNotify) g_slist_free);
if (new_list != NULL && new_list->data != NULL)
{
gtk_accessible_update_relation (GTK_ACCESSIBLE (widget),
GTK_ACCESSIBLE_RELATION_LABELLED_BY, new_list,
-1);
}
else
{
gtk_accessible_update_relation (GTK_ACCESSIBLE (widget),
GTK_ACCESSIBLE_RELATION_LABELLED_BY, NULL,
-1);
}
}
/**