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gnome-control-center/panels/applications/cc-snap-row.c
Daniel Baumann 0a49575b51
Adding upstream version 1:48.2. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 19:52:18 +02:00

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/* cc-snap-row.c
*
* Copyright 2019 Canonical Ltd.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include <config.h>
#include <glib/gi18n.h>
#include "cc-snap-row.h"
#include "cc-applications-resources.h"
#include "cc-snapd-client.h"
#define CHANGE_POLL_TIME 100
struct _CcSnapRow
{
AdwActionRow parent;
GtkSwitch *slot_toggle;
GtkComboBox *slots_combo;
GtkListStore *slots_combo_model;
GCancellable *cancellable;
CcSnapdClient *client;
JsonObject *plug;
JsonObject *connected_slot;
JsonArray *slots;
JsonObject *target_slot;
gchar *change_id;
guint change_timeout;
};
G_DEFINE_TYPE (CcSnapRow, cc_snap_row, ADW_TYPE_ACTION_ROW)
static void
update_state (CcSnapRow *self)
{
gboolean have_single_option;
GtkTreeIter iter;
have_single_option = json_array_get_length (self->slots) == 1;
gtk_widget_set_visible (GTK_WIDGET (self->slot_toggle), have_single_option);
gtk_widget_set_visible (GTK_WIDGET (self->slots_combo), !have_single_option);
gtk_switch_set_active (self->slot_toggle, self->connected_slot != NULL);
if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (self->slots_combo_model), &iter))
{
do
{
JsonObject *slot;
gtk_tree_model_get (GTK_TREE_MODEL (self->slots_combo_model), &iter, 0, &slot, -1);
if (slot == self->connected_slot)
gtk_combo_box_set_active_iter (self->slots_combo, &iter);
} while (gtk_tree_model_iter_next (GTK_TREE_MODEL (self->slots_combo_model), &iter));
}
}
static void
disable_controls (CcSnapRow *self)
{
gtk_widget_set_sensitive (GTK_WIDGET (self->slot_toggle), FALSE);
gtk_widget_set_sensitive (GTK_WIDGET (self->slots_combo), FALSE);
}
static void
enable_controls (CcSnapRow *self)
{
gtk_widget_set_sensitive (GTK_WIDGET (self->slot_toggle), TRUE);
gtk_widget_set_sensitive (GTK_WIDGET (self->slots_combo), TRUE);
}
static void
change_complete (CcSnapRow *self)
{
g_clear_object (&self->client);
g_clear_pointer (&self->target_slot, json_object_unref);
g_clear_pointer (&self->change_id, g_free);
g_clear_handle_id (&self->change_timeout, g_source_remove);
update_state (self);
enable_controls (self);
}
static gboolean
poll_change_cb (gpointer user_data)
{
CcSnapRow *self = user_data;
g_autoptr(JsonObject) change = NULL;
g_autoptr(GError) error = NULL;
change = cc_snapd_client_get_change_sync (self->client, self->change_id, self->cancellable, &error);
if (change == NULL)
{
g_warning ("Failed to monitor change %s: %s", self->change_id, error->message);
change_complete (self);
return G_SOURCE_REMOVE;
}
if (json_object_get_boolean_member (change, "ready"))
{
const gchar *status = json_object_get_string_member (change, "status");
if (g_strcmp0 (status, "Done") == 0)
{
g_clear_pointer (&self->connected_slot, json_object_unref);
self->connected_slot = self->target_slot ? json_object_ref (self->target_slot) : NULL;
}
else
{
g_warning ("Change completed with status %s", status);
}
change_complete (self);
return G_SOURCE_REMOVE;
}
return G_SOURCE_CONTINUE;
}
static void
monitor_change (CcSnapRow *self, const gchar *change_id)
{
g_free (self->change_id);
self->change_id = g_strdup (change_id);
g_clear_handle_id (&self->change_timeout, g_source_remove);
self->change_timeout = g_timeout_add (CHANGE_POLL_TIME, poll_change_cb, self);
}
static CcSnapdClient *
get_client(CcSnapRow *self)
{
if (self->client == NULL)
self->client = cc_snapd_client_new ();
return self->client;
}
static void
connect_plug (CcSnapRow *self, JsonObject *slot)
{
g_autofree gchar *change_id = NULL;
g_autoptr(GError) error = NULL;
/* already connected */
if (self->connected_slot != NULL &&
g_strcmp0 (json_object_get_string_member (self->connected_slot, "snap"),
json_object_get_string_member (slot, "snap")) == 0 &&
g_strcmp0 (json_object_get_string_member (self->connected_slot, "slot"),
json_object_get_string_member (slot, "slot")) == 0)
return;
disable_controls (self);
change_id = cc_snapd_client_connect_interface_sync (get_client (self),
json_object_get_string_member (self->plug, "snap"),
json_object_get_string_member (self->plug, "plug"),
json_object_get_string_member (slot, "snap"),
json_object_get_string_member (slot, "slot"),
self->cancellable,
&error);
if (change_id == NULL)
{
g_warning ("Failed to connect plug: %s", error->message);
change_complete (self);
return;
}
g_clear_pointer (&self->target_slot, json_object_unref);
self->target_slot = json_object_ref (slot);
monitor_change (self, change_id);
}
static void
disconnect_plug (CcSnapRow *self)
{
g_autofree gchar *change_id = NULL;
g_autoptr(GError) error = NULL;
/* already disconnected */
if (self->connected_slot == NULL)
return;
disable_controls (self);
change_id = cc_snapd_client_disconnect_interface_sync (get_client (self),
json_object_get_string_member (self->plug, "snap"),
json_object_get_string_member (self->plug, "plug"),
"", "",
self->cancellable, &error);
if (change_id == NULL)
{
g_warning ("Failed to disconnect plug: %s", error->message);
change_complete (self);
return;
}
g_clear_pointer (&self->target_slot, json_object_unref);
monitor_change (self, change_id);
}
static void
switch_changed_cb (CcSnapRow *self)
{
if (gtk_switch_get_active (self->slot_toggle))
{
if (json_array_get_length (self->slots) == 1)
connect_plug (self, json_array_get_object_element (self->slots, 0));
}
else
{
disconnect_plug (self);
}
}
static void
combo_changed_cb (CcSnapRow *self)
{
GtkTreeIter iter;
JsonObject *slot = NULL;
if (!gtk_combo_box_get_active_iter (self->slots_combo, &iter))
return;
gtk_tree_model_get (GTK_TREE_MODEL (self->slots_combo_model), &iter, 0, &slot, -1);
if (slot != NULL)
connect_plug (self, slot);
else
disconnect_plug (self);
}
static const gchar *
make_interface_label (const gchar *interface_name)
{
if (strcmp (interface_name, "account-control") == 0)
return _("Add user accounts and change passwords");
else if (strcmp (interface_name, "alsa") == 0)
return _("Play and record sound");
else if (strcmp (interface_name, "audio-playback") == 0)
return _("Play audio");
else if (strcmp (interface_name, "audio-record") == 0)
return _("Record audio");
else if (strcmp (interface_name, "avahi-observe") == 0)
return _("Detect network devices using mDNS/DNS-SD (Bonjour/zeroconf)");
else if (strcmp (interface_name, "bluetooth-control") == 0)
return _("Access bluetooth hardware directly");
else if (strcmp (interface_name, "bluez") == 0)
return _("Use bluetooth devices");
else if (strcmp (interface_name, "camera") == 0)
return _("Use your camera");
else if (strcmp (interface_name, "cups-control") == 0)
return _("Print documents");
else if (strcmp (interface_name, "joystick") == 0)
return _("Use any connected joystick");
else if (strcmp (interface_name, "docker") == 0)
return _("Allow connecting to the Docker service");
else if (strcmp (interface_name, "firewall-control") == 0)
return _("Configure network firewall");
else if (strcmp (interface_name, "fuse-support") == 0)
return _("Setup and use privileged FUSE filesystems");
else if (strcmp (interface_name, "fwupd") == 0)
return _("Update firmware on this device");
else if (strcmp (interface_name, "hardware-observe") == 0)
return _("Access hardware information");
else if (strcmp (interface_name, "hardware-random-control") == 0)
return _("Provide entropy to hardware random number generator");
else if (strcmp (interface_name, "hardware-random-observe") == 0)
return _("Use hardware-generated random numbers");
else if (strcmp (interface_name, "home") == 0)
return _("Access files in your home folder");
else if (strcmp (interface_name, "libvirt") == 0)
return _("Access libvirt service");
else if (strcmp (interface_name, "locale-control") == 0)
return _("Change system language and region settings");
else if (strcmp (interface_name, "location-control") == 0)
return _("Change location settings and providers");
else if (strcmp (interface_name, "location-observe") == 0)
return _("Access your location");
else if (strcmp (interface_name, "log-observe") == 0)
return _("Read system and application logs");
else if (strcmp (interface_name, "lxd") == 0)
return _("Access LXD service");
else if (strcmp (interface_name, "modem-manager") == 0)
return _("Use and configure modems");
else if (strcmp (interface_name, "mount-observe") == 0)
return _("Read system mount information and disk quotas");
else if (strcmp (interface_name, "mpris") == 0)
return _("Control music and video players");
else if (strcmp (interface_name, "network-control") == 0)
return _("Change low-level network settings");
else if (strcmp (interface_name, "network-manager") == 0)
return _("Access the NetworkManager service to read and change network settings");
else if (strcmp (interface_name, "network-observe") == 0)
return _("Read access to network settings");
else if (strcmp (interface_name, "network-setup-control") == 0)
return _("Change network settings");
else if (strcmp (interface_name, "network-setup-observe") == 0)
return _("Read network settings");
else if (strcmp (interface_name, "ofono") == 0)
return _("Access the ofono service to read and change network settings for mobile telephony");
else if (strcmp (interface_name, "openvswitch") == 0)
return _("Control Open vSwitch hardware");
else if (strcmp (interface_name, "optical-drive") == 0)
return _("Read from CD/DVD");
else if (strcmp (interface_name, "password-manager-service") == 0)
return _("Read, add, change, or remove saved passwords");
else if (strcmp (interface_name, "ppp") == 0)
return _("Access pppd and ppp devices for configuring Point-to-Point Protocol connections");
else if (strcmp (interface_name, "process-control") == 0)
return _("Pause or end any process on the system");
else if (strcmp (interface_name, "pulseaudio") == 0)
return _("Play and record sound");
else if (strcmp (interface_name, "raw-usb") == 0)
return _("Access USB hardware directly");
else if (strcmp (interface_name, "removable-media") == 0)
return _("Read/write files on removable storage devices");
else if (strcmp (interface_name, "screen-inhibit-control") == 0)
return _("Prevent screen sleep/lock");
else if (strcmp (interface_name, "serial-port") == 0)
return _("Access serial port hardware");
else if (strcmp (interface_name, "shutdown") == 0)
return _("Restart or power off the device");
else if (strcmp (interface_name, "snapd-control") == 0)
return _("Install, remove and configure software");
else if (strcmp (interface_name, "storage-framework-service") == 0)
return _("Access Storage Framework service");
else if (strcmp (interface_name, "system-observe") == 0)
return _("Read process and system information");
else if (strcmp (interface_name, "system-trace") == 0)
return _("Monitor and control any running program");
else if (strcmp (interface_name, "time-control") == 0)
return _("Change the date and time");
else if (strcmp (interface_name, "timeserver-control") == 0)
return _("Change time server settings");
else if (strcmp (interface_name, "timezone-control") == 0)
return _("Change the time zone");
else if (strcmp (interface_name, "udisks2") == 0)
return _("Access the UDisks2 service for configuring disks and removable media");
else if (strcmp (interface_name, "upower-observe") == 0)
return _("Access energy usage data");
else if (strcmp (interface_name, "u2f-devices") == 0)
return _("Read/write access to U2F devices exposed");
else
return interface_name;
}
static void
cc_snap_row_finalize (GObject *object)
{
CcSnapRow *self = CC_SNAP_ROW (object);
g_clear_object (&self->cancellable);
g_clear_object (&self->client);
g_clear_pointer (&self->plug, json_object_unref);
g_clear_pointer (&self->slots, json_array_unref);
g_clear_pointer (&self->target_slot, json_object_unref);
g_clear_pointer (&self->change_id, g_free);
g_clear_handle_id (&self->change_timeout, g_source_remove);
self->change_timeout = 0;
G_OBJECT_CLASS (cc_snap_row_parent_class)->finalize (object);
}
static void
cc_snap_row_class_init (CcSnapRowClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->finalize = cc_snap_row_finalize;
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/applications/cc-snap-row.ui");
gtk_widget_class_bind_template_child (widget_class, CcSnapRow, slot_toggle);
gtk_widget_class_bind_template_child (widget_class, CcSnapRow, slots_combo);
gtk_widget_class_bind_template_child (widget_class, CcSnapRow, slots_combo_model);
gtk_widget_class_bind_template_callback (widget_class, combo_changed_cb);
gtk_widget_class_bind_template_callback (widget_class, switch_changed_cb);
}
static void
cc_snap_row_init (CcSnapRow *self)
{
gtk_widget_init_template (GTK_WIDGET (self));
}
CcSnapRow *
cc_snap_row_new (GCancellable *cancellable, JsonObject *plug, JsonArray *slots)
{
CcSnapRow *self;
const gchar *label = NULL;
GtkTreeIter iter;
self = g_object_new (CC_TYPE_SNAP_ROW, NULL);
self->cancellable = g_object_ref (cancellable);
self->plug = json_object_ref (plug);
self->slots = json_array_ref (slots);
if (json_object_has_member (plug, "connections"))
{
JsonArray *connected_slots = json_object_get_array_member (plug, "connections");
JsonObject *connected_slot_ref = json_array_get_object_element (connected_slots, 0);
for (guint i = 0; i < json_array_get_length (slots); i++)
{
JsonObject *slot = json_array_get_object_element (slots, i);
if (g_strcmp0 (json_object_get_string_member (slot, "snap"),
json_object_get_string_member (connected_slot_ref, "snap")) == 0 &&
g_strcmp0 (json_object_get_string_member (slot, "slot"),
json_object_get_string_member (connected_slot_ref, "slot")) == 0)
self->connected_slot = slot;
}
}
label = make_interface_label (json_object_get_string_member (plug, "interface"));
adw_preferences_row_set_title (ADW_PREFERENCES_ROW (self), label);
/* Add option into combo box */
gtk_list_store_append (self->slots_combo_model, &iter);
gtk_list_store_set (self->slots_combo_model, &iter, 1, "--", -1);
for (guint i = 0; i < json_array_get_length (slots); i++)
{
JsonObject *slot = json_array_get_object_element (slots, i);
g_autofree gchar *label = NULL;
label = g_strdup_printf ("%s:%s", json_object_get_string_member (slot, "snap"),
json_object_get_string_member (slot, "slot"));
gtk_list_store_append (self->slots_combo_model, &iter);
gtk_list_store_set (self->slots_combo_model, &iter, 0, slot, 1, label, -1);
}
update_state (self);
return self;
}
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