[virt-tools-list] [PATCH virt-viewer v4 11/12] ovirt-foreign-menu: Set new ISO name using GTask API
Eduardo Lima (Etrunko)
etrunko at redhat.com
Tue Nov 1 20:33:41 UTC 2016
From: Christophe Fergeau <cfergeau at redhat.com>
This is done with the new ovirt_foreign_menu_set_current_iso_name_async
function. Also, an error dialog will be shown in case anything goes
wrong with the async method.
Signed-off-by: Eduardo Lima (Etrunko) <etrunko at redhat.com>
---
src/ovirt-foreign-menu.c | 40 +++++++++++++++++++++++++++----------
src/ovirt-foreign-menu.h | 9 ++++++++-
src/remote-viewer-iso-list-dialog.c | 40 +++++++++++++++++++++++++++++--------
3 files changed, 70 insertions(+), 19 deletions(-)
diff --git a/src/ovirt-foreign-menu.c b/src/ovirt-foreign-menu.c
index 8320552..288a812 100644
--- a/src/ovirt-foreign-menu.c
+++ b/src/ovirt-foreign-menu.c
@@ -47,7 +47,7 @@ static void ovirt_foreign_menu_fetch_storage_domain_async(OvirtForeignMenu *menu
static void ovirt_foreign_menu_fetch_vm_cdrom_async(OvirtForeignMenu *menu);
static void ovirt_foreign_menu_refresh_cdrom_file_async(OvirtForeignMenu *menu);
static void ovirt_foreign_menu_fetch_iso_list_async(OvirtForeignMenu *menu);
-static void updated_cdrom_cb(GObject *source_object, GAsyncResult *result, gpointer user_data);
+static void iso_name_set_cb(GObject *source_object, GAsyncResult *result, gpointer user_data);
G_DEFINE_TYPE (OvirtForeignMenu, ovirt_foreign_menu, G_TYPE_OBJECT)
@@ -102,8 +102,14 @@ ovirt_foreign_menu_get_current_iso_name(OvirtForeignMenu *foreign_menu)
void
-ovirt_foreign_menu_set_current_iso_name(OvirtForeignMenu *foreign_menu, char *name)
+ovirt_foreign_menu_set_current_iso_name_async(OvirtForeignMenu *foreign_menu,
+ char *name,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
{
+ GTask *task;
+
g_return_if_fail(foreign_menu->priv->cdrom != NULL);
g_return_if_fail(foreign_menu->priv->next_iso_name == NULL);
@@ -118,11 +124,20 @@ ovirt_foreign_menu_set_current_iso_name(OvirtForeignMenu *foreign_menu, char *na
g_object_set(foreign_menu->priv->cdrom,
"file", name,
NULL);
+
+ task = g_task_new(foreign_menu, cancellable, callback, user_data);
ovirt_cdrom_update_async(foreign_menu->priv->cdrom, TRUE,
foreign_menu->priv->proxy, NULL,
- updated_cdrom_cb, foreign_menu);
+ iso_name_set_cb, task);
}
+gboolean ovirt_foreign_menu_set_current_iso_name_finish(OvirtForeignMenu *foreign_menu,
+ GAsyncResult *result,
+ GError **error)
+{
+ g_return_val_if_fail(OVIRT_IS_FOREIGN_MENU(foreign_menu), FALSE);
+ return g_task_propagate_boolean(G_TASK(result), error);
+}
GList*
ovirt_foreign_menu_get_iso_names(OvirtForeignMenu *foreign_menu)
@@ -359,15 +374,16 @@ ovirt_foreign_menu_start(OvirtForeignMenu *menu)
}
-static void updated_cdrom_cb(GObject *source_object,
- GAsyncResult *result,
- gpointer user_data)
+static void iso_name_set_cb(GObject *source_object,
+ GAsyncResult *result,
+ gpointer user_data)
{
GError *error = NULL;
OvirtForeignMenu *foreign_menu;
gboolean updated;
+ GTask *task = G_TASK(user_data);
- foreign_menu = OVIRT_FOREIGN_MENU(user_data);
+ foreign_menu = OVIRT_FOREIGN_MENU(g_task_get_source_object(task));
updated = ovirt_cdrom_update_finish(OVIRT_CDROM(source_object),
result, &error);
g_debug("Finished updating cdrom content");
@@ -375,6 +391,7 @@ static void updated_cdrom_cb(GObject *source_object,
g_free(foreign_menu->priv->current_iso_name);
foreign_menu->priv->current_iso_name = foreign_menu->priv->next_iso_name;
foreign_menu->priv->next_iso_name = NULL;
+ g_task_return_boolean(task, TRUE);
goto end;
}
@@ -382,7 +399,11 @@ static void updated_cdrom_cb(GObject *source_object,
* the new ISO */
if (error != NULL) {
g_warning("failed to update cdrom resource: %s", error->message);
- g_clear_error(&error);
+ g_task_return_error(task, error);
+ } else {
+ g_warn_if_reached();
+ g_task_return_new_error(task, OVIRT_ERROR, OVIRT_ERROR_FAILED,
+ "failed to update cdrom resource");
}
g_debug("setting OvirtCdrom:file back to '%s'",
foreign_menu->priv->current_iso_name);
@@ -392,10 +413,9 @@ static void updated_cdrom_cb(GObject *source_object,
g_clear_pointer(&foreign_menu->priv->next_iso_name, g_free);
end:
- g_object_notify(G_OBJECT(foreign_menu), "file");
+ g_object_unref(task);
}
-
static void ovirt_foreign_menu_set_files(OvirtForeignMenu *menu,
const GList *files)
{
diff --git a/src/ovirt-foreign-menu.h b/src/ovirt-foreign-menu.h
index f1a1ddb..df4a50e 100644
--- a/src/ovirt-foreign-menu.h
+++ b/src/ovirt-foreign-menu.h
@@ -71,7 +71,14 @@ OvirtForeignMenu *ovirt_foreign_menu_new_from_file(VirtViewerFile *self);
void ovirt_foreign_menu_start(OvirtForeignMenu *menu);
char *ovirt_foreign_menu_get_current_iso_name(OvirtForeignMenu *menu);
-void ovirt_foreign_menu_set_current_iso_name(OvirtForeignMenu *menu, char *name);
+void ovirt_foreign_menu_set_current_iso_name_async(OvirtForeignMenu *foreign_menu,
+ char *name,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+gboolean ovirt_foreign_menu_set_current_iso_name_finish(OvirtForeignMenu *foreign_menu,
+ GAsyncResult *result,
+ GError **error);
GList *ovirt_foreign_menu_get_iso_names(OvirtForeignMenu *menu);
diff --git a/src/remote-viewer-iso-list-dialog.c b/src/remote-viewer-iso-list-dialog.c
index dd652d7..b374b89 100644
--- a/src/remote-viewer-iso-list-dialog.c
+++ b/src/remote-viewer-iso-list-dialog.c
@@ -27,6 +27,9 @@
#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, gchar *message);
+
G_DEFINE_TYPE(RemoteViewerISOListDialog, remote_viewer_iso_list_dialog, GTK_TYPE_DIALOG)
#define DIALOG_PRIVATE(o) \
@@ -180,7 +183,9 @@ remote_viewer_iso_list_dialog_toggled(GtkCellRendererToggle *cell_renderer G_GNU
gtk_dialog_set_response_sensitive(GTK_DIALOG(self), GTK_RESPONSE_NONE, FALSE);
gtk_widget_set_sensitive(priv->tree_view, FALSE);
- ovirt_foreign_menu_set_current_iso_name(priv->foreign_menu, active ? NULL : name);
+ ovirt_foreign_menu_set_current_iso_name_async(priv->foreign_menu, active ? NULL : name, NULL,
+ (GAsyncReadyCallback)ovirt_foreign_menu_iso_name_changed,
+ self);
gtk_tree_path_free(tree_path);
g_free(name);
}
@@ -231,9 +236,26 @@ remote_viewer_iso_list_dialog_init(RemoteViewerISOListDialog *self)
}
static void
-ovirt_foreign_menu_notify_file(OvirtForeignMenu *foreign_menu,
- GParamSpec *pspec G_GNUC_UNUSED,
- RemoteViewerISOListDialog *self)
+remote_viewer_iso_list_dialog_show_error(RemoteViewerISOListDialog *self,
+ 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,
+ 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);
@@ -241,6 +263,12 @@ ovirt_foreign_menu_notify_file(OvirtForeignMenu *foreign_menu,
GtkTreeIter iter;
gchar *name;
gboolean active, match = FALSE;
+ GError *error = NULL;
+
+ if (!ovirt_foreign_menu_set_current_iso_name_finish(foreign_menu, result, &error)) {
+ remote_viewer_iso_list_dialog_show_error(self, error ? error->message : _("Failed to change CD"));
+ g_clear_error(&error);
+ }
if (!gtk_tree_model_get_iter_first(model, &iter))
goto end;
@@ -303,10 +331,6 @@ remote_viewer_iso_list_dialog_new(GtkWindow *parent, GObject *foreign_menu)
self->priv->foreign_menu = OVIRT_FOREIGN_MENU(g_object_ref(foreign_menu));
g_signal_connect(foreign_menu,
- "notify::file",
- (GCallback)ovirt_foreign_menu_notify_file,
- dialog);
- g_signal_connect(foreign_menu,
"notify::files",
(GCallback)ovirt_foreign_menu_notify_files,
dialog);
--
2.7.4
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