static void
get_permissions_cb (BMSettingsSystemInterface *settings,
BMSettingsSystemPermissions permissions,
GError *error,
gpointer user_data)
{
PermInfo *info = user_data;
CEPolkitButton *self = info->self;
CEPolkitButtonPrivate *priv;
gboolean old_actionable, old_authorized;
/* Response might come when button is already disposed */
if (info->disposed)
goto out;
priv = CE_POLKIT_BUTTON_GET_PRIVATE (info->self);
priv->perm_calls = g_slist_remove (priv->perm_calls, info);
old_actionable = ce_polkit_button_get_actionable (self);
old_authorized = priv->authorized;
priv->authorized = (permissions & priv->permission);
if (priv->use_polkit)
update_and_emit (self, old_actionable);
if (priv->authorized != old_authorized)
g_signal_emit (self, signals[AUTHORIZED], 0, priv->authorized);
out:
g_free (info);
}
static void
dispose (GObject *object)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
GSList *iter;
if (priv->disposed) {
g_warning ("%s: CEPolkitButton object %p disposed twice", __func__, object);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->dispose (object);
return;
}
priv->disposed = TRUE;
/* Mark any ongoing permissions calls as disposed */
for (iter = priv->perm_calls; iter; iter = g_slist_next (iter))
((PermInfo *) iter->data)->disposed = TRUE;
if (priv->check_id)
g_signal_handler_disconnect (priv->settings, priv->check_id);
g_object_unref (priv->settings);
g_object_unref (priv->auth);
g_object_unref (priv->stock);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->dispose (object);
}
gboolean
ce_polkit_button_get_authorized (CEPolkitButton *self)
{
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (CE_IS_POLKIT_BUTTON (self), FALSE);
return CE_POLKIT_BUTTON_GET_PRIVATE (self)->authorized;
}
static void
finalize (GObject *object)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
g_free (priv->tooltip);
g_free (priv->auth_tooltip);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->finalize (object);
}
void
ce_polkit_button_set_use_polkit (CEPolkitButton *self, gboolean use_polkit)
{
gboolean old_actionable;
g_return_if_fail (self != NULL);
g_return_if_fail (CE_IS_POLKIT_BUTTON (self));
old_actionable = ce_polkit_button_get_actionable (self);
CE_POLKIT_BUTTON_GET_PRIVATE (self)->use_polkit = use_polkit;
update_and_emit (self, old_actionable);
}
gboolean
ce_polkit_button_get_actionable (CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv;
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (CE_IS_POLKIT_BUTTON (self), FALSE);
priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
return priv->master_sensitive && priv->authorized;
}
void
ce_polkit_button_set_master_sensitive (CEPolkitButton *self, gboolean sensitive)
{
gboolean old_actionable;
g_return_if_fail (self != NULL);
g_return_if_fail (CE_IS_POLKIT_BUTTON (self));
old_actionable = ce_polkit_button_get_actionable (self);
CE_POLKIT_BUTTON_GET_PRIVATE (self)->master_sensitive = sensitive;
update_and_emit (self, old_actionable);
}
gboolean
ce_polkit_button_get_authorized (CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv;
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (CE_IS_POLKIT_BUTTON (self), FALSE);
priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
return priv->permission_result == NM_CLIENT_PERMISSION_RESULT_YES
|| priv->permission_result == NM_CLIENT_PERMISSION_RESULT_AUTH;
}
gboolean
ce_polkit_button_get_actionable (CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv;
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (CE_IS_POLKIT_BUTTON (self), FALSE);
priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
return !priv->validation_error
&& ce_polkit_button_get_authorized (self);
}
static void
update_button (CEPolkitButton *self, gboolean actionable)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
gtk_widget_set_sensitive (GTK_WIDGET (self), actionable);
if (priv->authorized) {
gtk_widget_set_tooltip_text (GTK_WIDGET (self), priv->auth_tooltip);
gtk_button_set_image (GTK_BUTTON (self), priv->auth);
} else {
gtk_widget_set_tooltip_text (GTK_WIDGET (self), priv->tooltip);
gtk_button_set_image (GTK_BUTTON (self), priv->stock);
}
}
static void
dispose (GObject *object)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
if (priv->perm_id) {
g_signal_handler_disconnect (priv->client, priv->perm_id);
priv->perm_id = 0;
}
g_clear_object (&priv->client);
g_clear_object (&priv->auth);
g_clear_object (&priv->stock);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->dispose (object);
}
static void
check_permissions_cb (BMRemoteSettingsSystem *settings, CEPolkitButton *self)
{
PermInfo *info;
CEPolkitButtonPrivate *priv;
info = g_malloc0 (sizeof (PermInfo));
info->self = self;
priv = CE_POLKIT_BUTTON_GET_PRIVATE (info->self);
priv->perm_calls = g_slist_append (priv->perm_calls, info);
/* recheck permissions */
bm_settings_system_interface_get_permissions (BM_SETTINGS_SYSTEM_INTERFACE (settings),
get_permissions_cb,
info);
}
static void
permission_changed_cb (NMClient *client,
NMClientPermission permission,
NMClientPermissionResult result,
CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
gboolean old_actionable;
if (priv->permission_result == result)
return;
old_actionable = ce_polkit_button_get_actionable (self);
priv->permission_result = result;
update_and_emit (self, old_actionable);
g_signal_emit (self, signals[AUTHORIZED], 0, ce_polkit_button_get_authorized (self));
}
static void
permission_changed_cb (NMClient *client,
NMClientPermission permission,
NMClientPermissionResult result,
CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
gboolean old_actionable, old_authorized;
old_actionable = ce_polkit_button_get_actionable (self);
old_authorized = priv->authorized;
priv->authorized = (result == NM_CLIENT_PERMISSION_RESULT_YES || result == NM_CLIENT_PERMISSION_RESULT_AUTH);
update_and_emit (self, old_actionable);
if (priv->authorized != old_authorized)
g_signal_emit (self, signals[AUTHORIZED], 0, priv->authorized);
}
gboolean
ce_polkit_button_get_actionable (CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv;
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (CE_IS_POLKIT_BUTTON (self), FALSE);
priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
if (!priv->master_sensitive)
return FALSE;
/* If polkit is in-use, the button is only actionable if the operation is
* authorized or able to be authorized via user authentication. If polkit
* isn't in-use, the button will always be actionable unless insensitive.
*/
return priv->use_polkit ? priv->authorized : TRUE;
}
GtkWidget *
ce_polkit_button_new (const char *label,
const char *tooltip,
const char *auth_label,
const char *auth_tooltip,
const char *stock_icon,
BMRemoteSettingsSystem *settings,
BMSettingsSystemPermissions permission)
{
GObject *object;
CEPolkitButtonPrivate *priv;
object = g_object_new (CE_TYPE_POLKIT_BUTTON, NULL);
if (!object)
return NULL;
priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
priv->label = g_strdup (label);
priv->tooltip = g_strdup (tooltip);
priv->auth_label = g_strdup (auth_label);
priv->auth_tooltip = g_strdup (auth_tooltip);
priv->permission = permission;
priv->use_polkit = FALSE;
priv->settings = g_object_ref (settings);
priv->check_id = g_signal_connect (settings,
BM_SETTINGS_SYSTEM_INTERFACE_CHECK_PERMISSIONS,
G_CALLBACK (check_permissions_cb),
object);
priv->stock = gtk_image_new_from_stock (stock_icon, GTK_ICON_SIZE_BUTTON);
g_object_ref_sink (priv->stock);
priv->auth = gtk_image_new_from_stock (GTK_STOCK_DIALOG_AUTHENTICATION, GTK_ICON_SIZE_BUTTON);
g_object_ref_sink (priv->auth);
update_button (CE_POLKIT_BUTTON (object),
ce_polkit_button_get_actionable (CE_POLKIT_BUTTON (object)));
check_permissions_cb (settings, CE_POLKIT_BUTTON (object));
return GTK_WIDGET (object);
}
GtkWidget *
ce_polkit_button_new (const char *label,
const char *tooltip,
const char *auth_tooltip,
const char *stock_icon,
NMClient *client,
NMClientPermission permission)
{
GObject *object;
CEPolkitButtonPrivate *priv;
object = g_object_new (CE_TYPE_POLKIT_BUTTON, NULL);
if (!object)
return NULL;
priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
priv->tooltip = g_strdup (tooltip);
priv->auth_tooltip = g_strdup (auth_tooltip);
priv->permission = permission;
priv->client = g_object_ref (client);
priv->perm_id = g_signal_connect (client,
"permission-changed",
G_CALLBACK (permission_changed_cb),
object);
priv->stock = gtk_image_new_from_stock (stock_icon, GTK_ICON_SIZE_BUTTON);
g_object_ref_sink (priv->stock);
priv->auth = gtk_image_new_from_stock (GTK_STOCK_DIALOG_AUTHENTICATION, GTK_ICON_SIZE_BUTTON);
g_object_ref_sink (priv->auth);
gtk_button_set_label (GTK_BUTTON (object), label);
update_button (CE_POLKIT_BUTTON (object),
ce_polkit_button_get_actionable (CE_POLKIT_BUTTON (object)));
permission_changed_cb (client,
permission,
nm_client_get_permission_result (client, permission),
CE_POLKIT_BUTTON (object));
return GTK_WIDGET (object);
}
static void
get_permissions_cb (NMSettingsSystemInterface *settings,
NMSettingsSystemPermissions permissions,
GError *error,
gpointer user_data)
{
CEPolkitButton *self = CE_POLKIT_BUTTON (user_data);
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
gboolean old_actionable, old_authorized;
old_actionable = ce_polkit_button_get_actionable (self);
old_authorized = priv->authorized;
priv->authorized = (permissions & priv->permission);
if (priv->use_polkit)
update_and_emit (self, old_actionable);
if (priv->authorized != old_authorized)
g_signal_emit (self, signals[AUTHORIZED], 0, priv->authorized);
}
void
ce_polkit_button_set_validation_error (CEPolkitButton *self, const char *validation_error)
{
CEPolkitButtonPrivate *priv;
gboolean old_actionable;
g_return_if_fail (self != NULL);
g_return_if_fail (CE_IS_POLKIT_BUTTON (self));
priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
if (g_strcmp0 (validation_error, priv->validation_error) != 0) {
old_actionable = ce_polkit_button_get_actionable (self);
g_free (priv->validation_error);
priv->validation_error = g_strdup (validation_error);
update_and_emit (self, old_actionable);
}
}
static void
dispose (GObject *object)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (object);
if (priv->disposed) {
g_warning ("%s: CEPolkitButton object %p disposed twice", __func__, object);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->dispose (object);
return;
}
priv->disposed = TRUE;
if (priv->check_id)
g_signal_handler_disconnect (priv->settings, priv->check_id);
g_object_unref (priv->settings);
g_object_unref (priv->auth);
g_object_unref (priv->stock);
G_OBJECT_CLASS (ce_polkit_button_parent_class)->dispose (object);
}
static void
update_button (CEPolkitButton *self)
{
CEPolkitButtonPrivate *priv = CE_POLKIT_BUTTON_GET_PRIVATE (self);
gboolean actionable;
actionable = ce_polkit_button_get_actionable (self);
gtk_widget_set_sensitive (GTK_WIDGET (self), actionable);
if (priv->validation_error)
gtk_widget_set_tooltip_text (GTK_WIDGET (self), priv->validation_error);
else if (priv->permission_result == NM_CLIENT_PERMISSION_RESULT_AUTH)
gtk_widget_set_tooltip_text (GTK_WIDGET (self), priv->auth_tooltip);
else if (priv->permission_result == NM_CLIENT_PERMISSION_RESULT_YES)
gtk_widget_set_tooltip_text (GTK_WIDGET (self), priv->tooltip);
else
gtk_widget_set_tooltip_text (GTK_WIDGET (self), _("No polkit authorization to perform the action"));
if (priv->permission_result == NM_CLIENT_PERMISSION_RESULT_YES)
gtk_button_set_image (GTK_BUTTON (self), priv->stock);
else
gtk_button_set_image (GTK_BUTTON (self), priv->auth);
}