editor: change properties on IP4/IP6 pages if Wi-Fi mode changes

For AP (hotspot) mode, the IPv4 page needs to change method to Shared,
and the IPv6 mode should be disabled because we don't yet run IPv6 Prefix
Delegation and router advertisements on the shared interface.

1 files changed, 94 insertions, 0 deletions

diff --git a/src/connection-editor/page-ip4.c b/src/connection-editor/page-ip4.c
index 7989a0fd..120a2d22 100644
--- a/src/connection-editor/page-ip4.c
+++ b/src/connection-editor/page-ip4.c
@@ -54,6 +54,8 @@ typedef struct {
 
 	GtkComboBox *method;
 	GtkListStore *method_store;
+	int normal_method_idx;
+	int hotspot_method_idx;
 
 	/* Addresses */
 	GtkWidget *addr_label;
@@ -1385,12 +1387,103 @@ ce_page_validate_v (CEPage *page, NMConnection *connection, GError **error)
 	return nm_setting_verify (NM_SETTING (priv->setting), NULL, error);
 }
 
+static gboolean
+get_iter_for_method (GtkTreeModel *model, int column, GtkTreeIter *iter)
+{
+	int col;
+
+	if (gtk_tree_model_get_iter_first (model, iter)) {
+		do {
+			gtk_tree_model_get (model, iter, METHOD_COL_NUM, &col, -1);
+			if (col == column)
+				return TRUE;
+		} while (gtk_tree_model_iter_next (model, iter));
+	}
+	return FALSE;
+}
+
+static void
+toggle_method_sensitivity (CEPage *page, int column, gboolean sensitive)
+{
+	CEPageIP4 *self = CE_PAGE_IP4 (page);
+	CEPageIP4Private *priv = CE_PAGE_IP4_GET_PRIVATE (self);
+	GtkTreeModel *model = GTK_TREE_MODEL (priv->method_store);
+	GtkTreeIter iter;
+
+	if (get_iter_for_method (model, column, &iter))
+		gtk_list_store_set (priv->method_store, &iter, METHOD_COL_ENABLED, sensitive, -1);
+}
+
+static gboolean
+get_method_sensitivity (CEPage *page, int column)
+{
+	CEPageIP4 *self = CE_PAGE_IP4 (page);
+	CEPageIP4Private *priv = CE_PAGE_IP4_GET_PRIVATE (self);
+	GtkTreeModel *model = GTK_TREE_MODEL (priv->method_store);
+	GtkTreeIter iter;
+	gboolean sensitive = FALSE;
+
+	if (get_iter_for_method (model, column, &iter))
+		gtk_tree_model_get (GTK_TREE_MODEL (priv->method_store), &iter, METHOD_COL_ENABLED, &sensitive, -1);
+	return sensitive;
+}
+
+static void
+change_method_combo (CEPage *page, gboolean is_hotspot)
+{
+	CEPageIP4 *self = CE_PAGE_IP4 (page);
+	CEPageIP4Private *priv = CE_PAGE_IP4_GET_PRIVATE (self);
+
+	/* Store previous active method */
+	if (get_method_sensitivity (page, IP4_METHOD_AUTO))
+		priv->normal_method_idx = gtk_combo_box_get_active (priv->method);
+	else
+		priv->hotspot_method_idx = gtk_combo_box_get_active (priv->method);
+
+	/* Set active method */
+	if (is_hotspot) {
+		if (priv->hotspot_method_idx == -1) {
+			int method = IP4_METHOD_SHARED;
+			if (g_strcmp0 (nm_setting_ip_config_get_method (priv->setting),
+			               NM_SETTING_IP4_CONFIG_METHOD_DISABLED) == 0)
+				method = IP4_METHOD_DISABLED;
+			gtk_combo_box_set_active (priv->method, method);
+		} else
+			gtk_combo_box_set_active (priv->method, priv->hotspot_method_idx);
+	} else {
+		if (priv->normal_method_idx != -1)
+			gtk_combo_box_set_active (priv->method, priv->normal_method_idx);
+	}
+
+	toggle_method_sensitivity (page, IP4_METHOD_AUTO, !is_hotspot);
+	toggle_method_sensitivity (page, IP4_METHOD_AUTO_ADDRESSES, !is_hotspot);
+	toggle_method_sensitivity (page, IP4_METHOD_MANUAL, !is_hotspot);
+	toggle_method_sensitivity (page, IP4_METHOD_LINK_LOCAL, !is_hotspot);
+}
+
+static gboolean
+inter_page_change (CEPage *page)
+{
+	gpointer wifi_mode_ap;
+
+	if (nm_connection_editor_inter_page_get_value (page->editor, INTER_PAGE_CHANGE_WIFI_MODE, &wifi_mode_ap)) {
+		/* For Wi-Fi AP mode restrict IPv4 methods to shared and disabled */
+		if (GPOINTER_TO_UINT (wifi_mode_ap))
+			change_method_combo (page, TRUE);
+		else
+			change_method_combo (page, FALSE);
+	}
+	return TRUE;
+}
+
 static void
 ce_page_ip4_init (CEPageIP4 *self)
 {
 	CEPageIP4Private *priv = CE_PAGE_IP4_GET_PRIVATE (self);
 
 	priv->last_column = -1;
+	priv->normal_method_idx = -1;
+	priv->hotspot_method_idx = -1;
 }
 
 static void
@@ -1421,5 +1514,6 @@ ce_page_ip4_class_init (CEPageIP4Class *ip4_class)
 
 	/* virtual methods */
 	parent_class->ce_page_validate_v = ce_page_validate_v;
+	parent_class->inter_page_change = inter_page_change;
 	object_class->dispose = dispose;
 }