/*
* Virt Viewer: A virtual machine console viewer
*
* Copyright (C) 2017 Red Hat, Inc.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <config.h>
#include <glib/gi18n.h>
#include "remote-viewer-iso-list-dialog.h"
#include "virt-viewer-util.h"
#include "ovirt-foreign-menu.h"
static void ovirt_foreign_menu_iso_name_changed(OvirtForeignMenu *foreign_menu, GAsyncResult *result, RemoteViewerISOListDialog *self);
static void remote_viewer_iso_list_dialog_show_error(RemoteViewerISOListDialog *self, const gchar *message);
G_DEFINE_TYPE(RemoteViewerISOListDialog, remote_viewer_iso_list_dialog, GTK_TYPE_DIALOG)
#define DIALOG_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), REMOTE_VIEWER_TYPE_ISO_LIST_DIALOG, RemoteViewerISOListDialogPrivate))
struct _RemoteViewerISOListDialogPrivate
{
GtkListStore *list_store;
GtkWidget *status;
GtkWidget *spinner;
GtkWidget *stack;
GtkWidget *tree_view;
OvirtForeignMenu *foreign_menu;
GCancellable *cancellable;
};
enum RemoteViewerISOListDialogModel
{
ISO_IS_ACTIVE = 0,
ISO_NAME,
FONT_WEIGHT,
};
enum RemoteViewerISOListDialogProperties {
PROP_0,
PROP_FOREIGN_MENU,
};
void remote_viewer_iso_list_dialog_toggled(GtkCellRendererToggle *cell_renderer, gchar *path, gpointer user_data);
void remote_viewer_iso_list_dialog_row_activated(GtkTreeView *view, GtkTreePath *path, GtkTreeViewColumn *col, gpointer user_data);
static void
remote_viewer_iso_list_dialog_dispose(GObject *object)
{
RemoteViewerISOListDialog *self = REMOTE_VIEWER_ISO_LIST_DIALOG(object);
RemoteViewerISOListDialogPrivate *priv = self->priv;
g_clear_object(&priv->cancellable);
if (priv->foreign_menu) {
g_signal_handlers_disconnect_by_data(priv->foreign_menu, object);
g_clear_object(&priv->foreign_menu);
}
G_OBJECT_CLASS(remote_viewer_iso_list_dialog_parent_class)->dispose(object);
}
static void
remote_viewer_iso_list_dialog_set_property(GObject *object, guint property_id,
const GValue *value, GParamSpec *pspec)
{
RemoteViewerISOListDialog *self = REMOTE_VIEWER_ISO_LIST_DIALOG(object);
RemoteViewerISOListDialogPrivate *priv = self->priv;
switch (property_id) {
case PROP_FOREIGN_MENU:
priv->foreign_menu = g_value_dup_object(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
remote_viewer_iso_list_dialog_class_init(RemoteViewerISOListDialogClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS(klass);
g_type_class_add_private(klass, sizeof(RemoteViewerISOListDialogPrivate));
object_class->dispose = remote_viewer_iso_list_dialog_dispose;
object_class->set_property = remote_viewer_iso_list_dialog_set_property;
g_object_class_install_property(object_class,
PROP_FOREIGN_MENU,
g_param_spec_object("foreign-menu",
"oVirt Foreign Menu",
"Object which is used as interface to oVirt",
OVIRT_TYPE_FOREIGN_MENU,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
}
static void
remote_viewer_iso_list_dialog_show_files(RemoteViewerISOListDialog *self)
{
self->priv = DIALOG_PRIVATE(self);
gtk_stack_set_visible_child_full(GTK_STACK(self->priv->stack), "iso-list",
GTK_STACK_TRANSITION_TYPE_NONE);
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, TRUE);
}
static void
remote_viewer_iso_list_dialog_foreach(char *name, RemoteViewerISOListDialog *self)
{
RemoteViewerISOListDialogPrivate *priv = self->priv;
gchar *current_iso = ovirt_foreign_menu_get_current_iso_name(self->priv->foreign_menu);
gboolean active = (g_strcmp0(current_iso, name) == 0);
gint weight = active ? PANGO_WEIGHT_BOLD : PANGO_WEIGHT_NORMAL;
GtkTreeIter iter;
gtk_list_store_append(priv->list_store, &iter);
gtk_list_store_set(priv->list_store, &iter,
ISO_IS_ACTIVE, active,
ISO_NAME, name,
FONT_WEIGHT, weight, -1);
if (active) {
GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(priv->list_store), &iter);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(priv->tree_view), path, NULL, FALSE);
gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(priv->tree_view), path, NULL, TRUE, 0.5, 0.5);
gtk_tree_path_free(path);
}
g_free(current_iso);
}
static void
fetch_iso_names_cb(OvirtForeignMenu *foreign_menu,
GAsyncResult *result,
RemoteViewerISOListDialog *self)
{
RemoteViewerISOListDialogPrivate *priv = self->priv;
GError *error = NULL;
GList *iso_list;
iso_list = ovirt_foreign_menu_fetch_iso_names_finish(foreign_menu, result, &error);
if (!iso_list) {
const gchar *msg = error ? error->message : _("Failed to fetch CD names");
gchar *markup = g_strdup_printf("<b>%s</b>", msg);
g_debug("Error fetching ISO names: %s", msg);
if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
goto end;
gtk_label_set_markup(GTK_LABEL(priv->status), markup);
gtk_spinner_stop(GTK_SPINNER(priv->spinner));
remote_viewer_iso_list_dialog_show_error(self, msg);
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, TRUE);
g_free(markup);
goto end;
}
g_clear_object(&priv->cancellable);
g_list_foreach(iso_list, (GFunc) remote_viewer_iso_list_dialog_foreach, self);
remote_viewer_iso_list_dialog_show_files(self);
end:
g_clear_error(&error);
}
static void
remote_viewer_iso_list_dialog_refresh_iso_list(RemoteViewerISOListDialog *self)
{
RemoteViewerISOListDialogPrivate *priv = self->priv;
gtk_list_store_clear(priv->list_store);
priv->cancellable = g_cancellable_new();
ovirt_foreign_menu_fetch_iso_names_async(priv->foreign_menu,
priv->cancellable,
(GAsyncReadyCallback) fetch_iso_names_cb,
self);
}
static void
remote_viewer_iso_list_dialog_response(GtkDialog *dialog,
gint response_id,
gpointer user_data G_GNUC_UNUSED)
{
RemoteViewerISOListDialog *self = REMOTE_VIEWER_ISO_LIST_DIALOG(dialog);
RemoteViewerISOListDialogPrivate *priv = self->priv;
if (response_id != GTK_RESPONSE_NONE) {
g_cancellable_cancel(priv->cancellable);
return;
}
gtk_spinner_start(GTK_SPINNER(priv->spinner));
gtk_label_set_markup(GTK_LABEL(priv->status), _("<b>Loading...</b>"));
gtk_stack_set_visible_child_full(GTK_STACK(priv->stack), "status",
GTK_STACK_TRANSITION_TYPE_NONE);
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, FALSE);
remote_viewer_iso_list_dialog_refresh_iso_list(self);
}
void
remote_viewer_iso_list_dialog_toggled(GtkCellRendererToggle *cell_renderer G_GNUC_UNUSED,
gchar *path,
gpointer user_data)
{
RemoteViewerISOListDialog *self = REMOTE_VIEWER_ISO_LIST_DIALOG(user_data);
RemoteViewerISOListDialogPrivate *priv = self->priv;
GtkTreeModel *model = GTK_TREE_MODEL(priv->list_store);
GtkTreePath *tree_path = gtk_tree_path_new_from_string(path);
GtkTreeIter iter;
gboolean active;
gchar *name;
gtk_tree_view_set_cursor(GTK_TREE_VIEW(priv->tree_view), tree_path, NULL, FALSE);
gtk_tree_model_get_iter(model, &iter, tree_path);
gtk_tree_model_get(model, &iter,
ISO_IS_ACTIVE, &active,
ISO_NAME, &name, -1);
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, FALSE);
gtk_widget_set_sensitive(priv->tree_view, FALSE);
priv->cancellable = g_cancellable_new();
ovirt_foreign_menu_set_current_iso_name_async(priv->foreign_menu, active ? NULL : name,
priv->cancellable,
(GAsyncReadyCallback)ovirt_foreign_menu_iso_name_changed,
self);
gtk_tree_path_free(tree_path);
g_free(name);
}
void
remote_viewer_iso_list_dialog_row_activated(GtkTreeView *view G_GNUC_UNUSED,
GtkTreePath *path,
GtkTreeViewColumn *col G_GNUC_UNUSED,
gpointer user_data)
{
gchar *path_str = gtk_tree_path_to_string(path);
remote_viewer_iso_list_dialog_toggled(NULL, path_str, user_data);
g_free(path_str);
}
static void
remote_viewer_iso_list_dialog_init(RemoteViewerISOListDialog *self)
{
GtkWidget *content = gtk_dialog_get_content_area(GTK_DIALOG(self));
RemoteViewerISOListDialogPrivate *priv = self->priv = DIALOG_PRIVATE(self);
GtkBuilder *builder = virt_viewer_util_load_ui("remote-viewer-iso-list.ui");
GtkCellRendererToggle *cell_renderer;
gtk_builder_connect_signals(builder, self);
priv->status = GTK_WIDGET(gtk_builder_get_object(builder, "status"));
priv->spinner = GTK_WIDGET(gtk_builder_get_object(builder, "spinner"));
priv->stack = GTK_WIDGET(gtk_builder_get_object(builder, "stack"));
gtk_box_pack_start(GTK_BOX(content), priv->stack, TRUE, TRUE, 0);
priv->list_store = GTK_LIST_STORE(gtk_builder_get_object(builder, "liststore"));
priv->tree_view = GTK_WIDGET(gtk_builder_get_object(builder, "view"));
cell_renderer = GTK_CELL_RENDERER_TOGGLE(gtk_builder_get_object(builder, "cellrenderertoggle"));
gtk_cell_renderer_toggle_set_radio(cell_renderer, TRUE);
gtk_cell_renderer_set_padding(GTK_CELL_RENDERER(cell_renderer), 6, 6);
g_object_unref(builder);
gtk_dialog_add_buttons(GTK_DIALOG(self),
_("Refresh"), GTK_RESPONSE_NONE,
_("Close"), GTK_RESPONSE_CLOSE,
NULL);
gtk_dialog_set_default_response(GTK_DIALOG(self), GTK_RESPONSE_CLOSE);
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, FALSE);
g_signal_connect(self, "response", G_CALLBACK(remote_viewer_iso_list_dialog_response), NULL);
}
static void
remote_viewer_iso_list_dialog_show_error(RemoteViewerISOListDialog *self,
const gchar *message)
{
GtkWidget *dialog;
g_warn_if_fail(message != NULL);
dialog = gtk_message_dialog_new(GTK_WINDOW(self),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"%s", message ? message : _("Unspecified error"));
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
}
static void
ovirt_foreign_menu_iso_name_changed(OvirtForeignMenu *foreign_menu,
GAsyncResult *result,
RemoteViewerISOListDialog *self)
{
RemoteViewerISOListDialogPrivate *priv = self->priv;
GtkTreeModel *model = GTK_TREE_MODEL(priv->list_store);
gchar *current_iso;
GtkTreeIter iter;
gchar *name;
gboolean active, match = FALSE;
GError *error = NULL;
/* In the case of error, don't return early, because it is necessary to
* change the ISO back to the original, avoiding a possible inconsistency.
*/
if (!ovirt_foreign_menu_set_current_iso_name_finish(foreign_menu, result, &error)) {
const gchar *msg = error ? error->message : _("Failed to change CD");
g_debug("Error changing ISO: %s", msg);
if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
goto end;
remote_viewer_iso_list_dialog_show_error(self, msg);
}
g_clear_object(&priv->cancellable);
if (!gtk_tree_model_get_iter_first(model, &iter))
goto end;
current_iso = ovirt_foreign_menu_get_current_iso_name(foreign_menu);
do {
gtk_tree_model_get(model, &iter,
ISO_IS_ACTIVE, &active,
ISO_NAME, &name, -1);
match = (g_strcmp0(current_iso, name) == 0);
/* iso is not active anymore */
if (active && !match) {
gtk_list_store_set(priv->list_store, &iter,
ISO_IS_ACTIVE, FALSE,
FONT_WEIGHT, PANGO_WEIGHT_NORMAL, -1);
} else if (match) {
gtk_list_store_set(priv->list_store, &iter,
ISO_IS_ACTIVE, TRUE,
FONT_WEIGHT, PANGO_WEIGHT_BOLD, -1);
}
g_free(name);
} while (gtk_tree_model_iter_next(model, &iter));
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, TRUE);
gtk_widget_set_sensitive(priv->tree_view, TRUE);
g_free(current_iso);
end:
g_clear_error(&error);
}
GtkWidget *
remote_viewer_iso_list_dialog_new(GtkWindow *parent, GObject *foreign_menu)
{
GtkWidget *dialog;
RemoteViewerISOListDialog *self;
g_return_val_if_fail(foreign_menu != NULL, NULL);
dialog = g_object_new(REMOTE_VIEWER_TYPE_ISO_LIST_DIALOG,
"title", _("Change CD"),
"transient-for", parent,
"border-width", 18,
"default-width", 400,
"default-height", 300,
"foreign-menu", foreign_menu,
NULL);
self = REMOTE_VIEWER_ISO_LIST_DIALOG(dialog);
remote_viewer_iso_list_dialog_refresh_iso_list(self);
return dialog;
}