/* Lookup named theme and load resources */
gboolean xfdashboard_theme_load(XfdashboardTheme *self,
GError **outError)
{
XfdashboardThemePrivate *priv;
GError *error;
g_return_val_if_fail(XFDASHBOARD_IS_THEME(self), FALSE);
g_return_val_if_fail(outError==NULL || *outError==NULL, FALSE);
priv=self->priv;
error=NULL;
/* Check if a theme was already loaded */
if(priv->loaded)
{
g_set_error(outError,
XFDASHBOARD_THEME_ERROR,
XFDASHBOARD_THEME_ERROR_ALREADY_LOADED,
_("Theme '%s' was already loaded"),
priv->themeName);
return(FALSE);
}
/* We set the loaded flag regardless if loading will be successful or not
* because if loading theme fails this object is in undefined state for
* re-using it to load theme again.
*/
priv->loaded=TRUE;
/* Load theme key file */
if(!_xfdashboard_theme_load_resources(self, &error))
{
/* Set returned error */
g_propagate_error(outError, error);
/* Return FALSE to indicate error */
return(FALSE);
}
/* If we found named themed and could load all resources successfully */
return(TRUE);
}
/* Lookup named theme and load resources */
gboolean xfdashboard_theme_load(XfdashboardTheme *self,
const gchar *inThemeName,
GError **outError)
{
XfdashboardThemePrivate *priv;
GError *error;
gchar *themePath;
g_return_val_if_fail(XFDASHBOARD_IS_THEME(self), FALSE);
g_return_val_if_fail(inThemeName!=NULL && *inThemeName!=0, FALSE);
g_return_val_if_fail(outError==NULL || *outError==NULL, FALSE);
priv=self->priv;
error=NULL;
/* Freeze notifications about property changes and collect them */
g_object_freeze_notify(G_OBJECT(self));
/* Check if a theme was already loaded */
if(priv->themeName)
{
g_set_error(outError,
XFDASHBOARD_THEME_ERROR,
XFDASHBOARD_THEME_ERROR_ALREADY_LOADED,
_("Theme '%s' requested but '%s' was already loaded"),
inThemeName,
priv->themeName);
/* Thaw notifications and send them now */
g_object_thaw_notify(G_OBJECT(self));
return(FALSE);
}
/* Lookup path of theme by lookup at all possible paths for theme file */
themePath=_xfdashboard_theme_lookup_path_for_theme(self, inThemeName);
if(!themePath)
{
g_set_error(outError,
XFDASHBOARD_THEME_ERROR,
XFDASHBOARD_THEME_ERROR_THEME_NOT_FOUND,
_("Theme '%s' not found"),
inThemeName);
/* Thaw notifications and send them now */
g_object_thaw_notify(G_OBJECT(self));
/* Return FALSE to indicate error */
return(FALSE);
}
/* Load theme key file */
if(!_xfdashboard_theme_load_resources(self, themePath, &error))
{
/* Set returned error */
g_propagate_error(outError, error);
/* Release allocated resources */
if(themePath) g_free(themePath);
/* Thaw notifications and send them now */
g_object_thaw_notify(G_OBJECT(self));
/* Return FALSE to indicate error */
return(FALSE);
}
/* Set up internal variables because theme was loaded successfully
* and notify about property changes
*/
priv->themePath=g_strdup(themePath);
g_object_notify_by_pspec(G_OBJECT(self), XfdashboardThemeProperties[PROP_PATH]);
priv->themeName=g_strdup(inThemeName);
g_object_notify_by_pspec(G_OBJECT(self), XfdashboardThemeProperties[PROP_NAME]);
/* Release allocated resources */
if(themePath) g_free(themePath);
/* Thaw notifications and send them now */
g_object_thaw_notify(G_OBJECT(self));
/* If we found named themed and could load all resources successfully */
return(TRUE);
}
