294156c0f9
GtkStyleContext will be deprecated in gtk 4.10. https://docs.gtk.org/gtk4/class.StyleContext.html This preserves code blocks where additional GtkStyleContext operations were used, such as gtk_style_context_save/restore.
135 lines
3.3 KiB
C
135 lines
3.3 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
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*
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* Copyright (C) 2020 Canonical Ltd.
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*
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* Licensed under the GNU General Public License Version 2
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <arpa/inet.h>
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#include <NetworkManager.h>
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#include "ce-netmask-entry.h"
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struct _CENetmaskEntry
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{
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GtkEntry parent_instance;
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};
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static void ce_netmask_entry_editable_init (GtkEditableInterface *iface);
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G_DEFINE_TYPE_WITH_CODE (CENetmaskEntry, ce_netmask_entry, GTK_TYPE_ENTRY,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE,
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ce_netmask_entry_editable_init))
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static gboolean
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parse_netmask (const char *str, guint32 *prefix)
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{
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struct in_addr tmp_addr;
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glong tmp_prefix;
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/* Is it a prefix? */
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errno = 0;
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if (!strchr (str, '.'))
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{
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tmp_prefix = strtol (str, NULL, 10);
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if (!errno && tmp_prefix >= 0 && tmp_prefix <= 32)
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{
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if (prefix != NULL)
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*prefix = tmp_prefix;
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return TRUE;
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}
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}
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/* Is it a netmask? */
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if (inet_pton (AF_INET, str, &tmp_addr) > 0)
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{
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if (prefix != NULL)
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*prefix = nm_utils_ip4_netmask_to_prefix (tmp_addr.s_addr);
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return TRUE;
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}
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return FALSE;
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}
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static void
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ce_netmask_entry_changed (GtkEditable *editable)
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{
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CENetmaskEntry *self = CE_NETMASK_ENTRY (editable);
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if (ce_netmask_entry_is_valid (self))
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gtk_widget_remove_css_class (GTK_WIDGET (self), "error");
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else
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gtk_widget_add_css_class (GTK_WIDGET (self), "error");
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}
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static void
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ce_netmask_entry_init (CENetmaskEntry *self)
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{
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}
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static void
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ce_netmask_entry_editable_init (GtkEditableInterface *iface)
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{
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iface->changed = ce_netmask_entry_changed;
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}
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static void
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ce_netmask_entry_class_init (CENetmaskEntryClass *klass)
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{
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}
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CENetmaskEntry *
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ce_netmask_entry_new (void)
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{
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return CE_NETMASK_ENTRY (g_object_new (ce_netmask_entry_get_type (), NULL));
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}
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gboolean
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ce_netmask_entry_is_empty (CENetmaskEntry *self)
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{
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const gchar *text;
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g_return_val_if_fail (CE_IS_NETMASK_ENTRY (self), FALSE);
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text = gtk_editable_get_text (GTK_EDITABLE (self));
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return text[0] == '\0';
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}
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gboolean
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ce_netmask_entry_is_valid (CENetmaskEntry *self)
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{
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const gchar *text;
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g_return_val_if_fail (CE_IS_NETMASK_ENTRY (self), FALSE);
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text = gtk_editable_get_text (GTK_EDITABLE (self));
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return text[0] == '\0' || parse_netmask (text, NULL);
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}
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guint32
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ce_netmask_entry_get_prefix (CENetmaskEntry *self)
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{
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const gchar *text;
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guint32 prefix = 0;
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g_return_val_if_fail (CE_IS_NETMASK_ENTRY (self), 0);
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text = gtk_editable_get_text (GTK_EDITABLE (self));
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parse_netmask (text, &prefix);
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return prefix;
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}
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