Added addSectionWithLimit to the SelectNames interface.

2001-07-16  Jon Trowbridge  <trow@ximian.com>

        * gui/component/select-names/Evolution-Addressbook-SelectNames.idl:
        Added addSectionWithLimit to the SelectNames interface.

        * gui/component/select-names/e-select-names-bonobo.c
        (impl_SelectNames_add_section_with_limit): Added.  Implements
        addSectionWithLimit.
        (e_select_names_bonobo_construct): Set up as a BonoboEventSource.
        (init): Listen for "changed" signals from our manager.
        (manager_changed_cb): Notify our listeners if we get a changed
        signal from our manager.

        * gui/component/select-names/e-select-names-manager.c
        (e_select_names_manager_class_init): Added a "changed" signal".
        (section_copy): Propogate the signal connection.
        (section_free): Disconnect the changed handler.
        (e_select_names_manager_add_section_with_limit): Connect to the
        new section's model, listening for changes.
        (e_select_names_manager_activate_dialog): Connect to the "working
        copy" model, listening for changes.
        (e_select_names_manager_add_section_with_limit): Added.
        (e_select_names_manager_add_section): Changed to just be a special
        case of e_select_names_manager_add_section_with_limit.

        * gui/component/select-names/e-select-names-model.c
        (e_select_names_model_set_limit): Added.  Allows a max number of
        names allowed in the model.
        (e_select_names_model_get_limit): Added.  Returns the limit.
        (e_select_names_model_at_limit): Added.  Returns TRUE if the
        model is "full".
        (e_select_names_model_insert): Check that we aren't at the
        limit before inserting.  Silently return if we are.
        (e_select_names_model_append): Check that we aren't at the
        limit before appending.  Silently return if we are.

svn path=/trunk/; revision=11150

1 files changed, 45 insertions, 0 deletions

diff --git a/addressbook/gui/component/select-names/e-select-names-model.c b/addressbook/gui/component/select-names/e-select-names-model.c
index 3fd5249a26..f102421f0e 100644
--- a/addressbook/gui/component/select-names/e-select-names-model.c
+++ b/addressbook/gui/component/select-names/e-select-names-model.c
@@ -56,6 +56,8 @@ struct _ESelectNamesModelPrivate {
 	GList *data;  /* of EDestination */
 	gchar *text;
 	gchar *addr_text;
+
+	gint limit;
 };
 
 
@@ -148,6 +150,8 @@ static void
 e_select_names_model_init (ESelectNamesModel *model)
 {
 	model->priv = g_new0 (struct _ESelectNamesModelPrivate, 1);
+
+	model->priv->limit = -1;
 }
 
 static void
@@ -239,6 +243,8 @@ e_select_names_model_duplicate (ESelectNamesModel *old)
 		model->priv->data = g_list_append (model->priv->data, dup);
 	}
 
+	model->priv->limit = old->priv->limit;
+
 	return model;
 }
 
@@ -318,6 +324,33 @@ e_select_names_model_count (ESelectNamesModel *model)
 	return g_list_length (model->priv->data);
 }
 
+gint
+e_select_names_model_get_limit (ESelectNamesModel *model)
+{
+	g_return_val_if_fail (model != NULL, 0);
+	g_return_val_if_fail (E_IS_SELECT_NAMES_MODEL (model), 0);
+
+	return model->priv->limit;
+}
+
+void
+e_select_names_model_set_limit (ESelectNamesModel *model, gint limit)
+{
+	g_return_if_fail (model != NULL);
+	g_return_if_fail (E_IS_SELECT_NAMES_MODEL (model));
+
+	model->priv->limit = MAX (limit, -1);
+}
+
+gboolean
+e_select_names_model_at_limit (ESelectNamesModel *model)
+{
+	g_return_val_if_fail (model != NULL, TRUE);
+	g_return_val_if_fail (E_IS_SELECT_NAMES_MODEL (model), TRUE);
+
+	return model->priv->limit >= 0 && g_list_length (model->priv->data) >= model->priv->limit;
+}
+
 const EDestination *
 e_select_names_model_get_destination (ESelectNamesModel *model, gint index)
 {
@@ -419,6 +452,12 @@ e_select_names_model_insert (ESelectNamesModel *model, gint index, EDestination
 	g_return_if_fail (0 <= index && index <= g_list_length (model->priv->data));
 	g_return_if_fail (dest && E_IS_DESTINATION (dest));
 
+	if (e_select_names_model_at_limit (model)) {
+		/* FIXME: This is bad. */
+		gtk_object_unref (GTK_OBJECT (dest));
+		return;
+	}
+
 	model->priv->data = g_list_insert (model->priv->data, dest, index);
 	
 	gtk_object_ref (GTK_OBJECT (dest));
@@ -433,6 +472,12 @@ e_select_names_model_append (ESelectNamesModel *model, EDestination *dest)
 	g_return_if_fail (model && E_IS_SELECT_NAMES_MODEL (model));
 	g_return_if_fail (dest && E_IS_DESTINATION (dest));
 
+	if (e_select_names_model_at_limit (model)) {
+		/* FIXME: This is bad. */
+		gtk_object_unref (GTK_OBJECT (dest));
+		return;
+	}
+
 	model->priv->data = g_list_append (model->priv->data, dest);
 
 	gtk_object_ref  (GTK_OBJECT (dest));