1 files changed, 99 insertions, 0 deletions
diff --git a/panels/network/connection-editor/ce-ip-address-entry.c b/panels/network/connection-editor/ce-ip-address-entry.c
new file mode 100644
index 0000000..586ea5d
--- /dev/null
+++ b/panels/network/connection-editor/ce-ip-address-entry.c
@@ -0,0 +1,99 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2020 Canonical Ltd.
+ *
+ * Licensed under the GNU General Public License Version 2
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <NetworkManager.h>
+
+#include "ce-ip-address-entry.h"
+
+struct _CEIPAddressEntry
+{
+  GtkEntry parent_instance;
+
+  int family;
+};
+
+static void ce_ip_address_entry_editable_init (GtkEditableInterface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (CEIPAddressEntry, ce_ip_address_entry, GTK_TYPE_ENTRY,
+                         G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE,
+                                                ce_ip_address_entry_editable_init))
+
+static void
+ce_ip_address_entry_changed (GtkEditable *editable)
+{
+  CEIPAddressEntry *self = CE_IP_ADDRESS_ENTRY (editable);
+  GtkStyleContext *context;
+
+  context = gtk_widget_get_style_context (GTK_WIDGET (self));
+  if (ce_ip_address_entry_is_valid (self))
+    gtk_style_context_remove_class (context, "error");
+  else
+    gtk_style_context_add_class (context, "error");
+}
+
+static void
+ce_ip_address_entry_init (CEIPAddressEntry *self)
+{
+}
+
+static void
+ce_ip_address_entry_editable_init (GtkEditableInterface *iface)
+{
+  iface->changed = ce_ip_address_entry_changed;
+}
+
+static void
+ce_ip_address_entry_class_init (CEIPAddressEntryClass *klass)
+{
+}
+
+CEIPAddressEntry *
+ce_ip_address_entry_new (int family)
+{
+  CEIPAddressEntry *self;
+
+  self = CE_IP_ADDRESS_ENTRY (g_object_new (ce_ip_address_entry_get_type (), NULL));
+  self->family = family;
+
+  return self;
+}
+
+gboolean
+ce_ip_address_entry_is_empty (CEIPAddressEntry *self)
+{
+  const gchar *text;
+
+  g_return_val_if_fail (CE_IS_IP_ADDRESS_ENTRY (self), FALSE);
+
+  text = gtk_editable_get_text (GTK_EDITABLE (self));
+  return text[0] == '\0';
+}
+
+gboolean
+ce_ip_address_entry_is_valid (CEIPAddressEntry *self)
+{
+  const gchar *text;
+
+  g_return_val_if_fail (CE_IS_IP_ADDRESS_ENTRY (self), FALSE);
+
+  text = gtk_editable_get_text (GTK_EDITABLE (self));
+  return text[0] == '\0' || nm_utils_ipaddr_valid (self->family, text);
+}