3a253bc4b1
Using `g_clear_handle_id()` in combination with `g_source_remove()` can save a lot of boiler plate code. This removes about 110 lines of code for free.
142 lines
3.8 KiB
C
142 lines
3.8 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
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*
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* Copyright (C) 2013 Intel, Inc
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* Copyright (C) 2011,2012 Red Hat, Inc
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "cc-common-resources.h"
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#include "cc-hostname.h"
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#include "cc-hostname-entry.h"
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#include "hostname-helper.h"
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#include <polkit/polkit.h>
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struct _CcHostnameEntry
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{
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AdwEntryRow parent;
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guint set_hostname_timeout_source_id;
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};
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G_DEFINE_TYPE (CcHostnameEntry, cc_hostname_entry, ADW_TYPE_ENTRY_ROW)
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#define SET_HOSTNAME_TIMEOUT 1
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static gboolean
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set_hostname_timeout (CcHostnameEntry *self)
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{
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const gchar *text = NULL;
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self->set_hostname_timeout_source_id = 0;
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text = gtk_editable_get_text (GTK_EDITABLE (self));
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cc_hostname_set_hostname (cc_hostname_get_default (), text);
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return FALSE;
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}
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static void
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reset_hostname_timeout (CcHostnameEntry *self)
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{
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g_clear_handle_id (&self->set_hostname_timeout_source_id, g_source_remove);
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self->set_hostname_timeout_source_id = g_timeout_add_seconds (SET_HOSTNAME_TIMEOUT,
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(GSourceFunc) set_hostname_timeout,
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self);
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}
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static void
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text_changed_cb (CcHostnameEntry *entry)
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{
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reset_hostname_timeout (entry);
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}
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static void
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cc_hostname_entry_dispose (GObject *object)
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{
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CcHostnameEntry *self = CC_HOSTNAME_ENTRY (object);
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if (self->set_hostname_timeout_source_id)
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{
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g_clear_handle_id (&self->set_hostname_timeout_source_id, g_source_remove);
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set_hostname_timeout (self);
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}
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G_OBJECT_CLASS (cc_hostname_entry_parent_class)->dispose (object);
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}
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static void
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cc_hostname_entry_constructed (GObject *object)
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{
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CcHostnameEntry *self = CC_HOSTNAME_ENTRY (object);
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GPermission *permission;
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g_autoptr(GError) error = NULL;
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g_autofree gchar *str = NULL;
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permission = polkit_permission_new_sync ("org.freedesktop.hostname1.set-static-hostname",
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NULL, NULL, NULL);
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/* Is hostnamed installed? */
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if (permission == NULL)
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{
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g_debug ("Will not show hostname, hostnamed not installed");
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gtk_widget_set_sensitive (GTK_WIDGET (self), FALSE);
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return;
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}
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if (g_permission_get_allowed (permission))
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gtk_widget_set_sensitive (GTK_WIDGET (self), TRUE);
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else
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{
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g_debug ("Not allowed to change the hostname");
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gtk_widget_set_sensitive (GTK_WIDGET (self), FALSE);
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}
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str = cc_hostname_get_display_hostname (cc_hostname_get_default ());
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if (str != NULL)
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gtk_editable_set_text (GTK_EDITABLE (self), str);
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else
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gtk_editable_set_text (GTK_EDITABLE (self), "");
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g_signal_connect (self, "apply", G_CALLBACK (text_changed_cb), NULL);
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adw_entry_row_set_show_apply_button (ADW_ENTRY_ROW (self), TRUE);
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}
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static void
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cc_hostname_entry_class_init (CcHostnameEntryClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = cc_hostname_entry_constructed;
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object_class->dispose = cc_hostname_entry_dispose;
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}
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static void
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cc_hostname_entry_init (CcHostnameEntry *self)
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{
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g_resources_register (cc_common_get_resource ());
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}
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CcHostnameEntry *
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cc_hostname_entry_new (void)
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{
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return g_object_new (CC_TYPE_HOSTNAME_ENTRY, NULL);
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}
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