tente isto:
git clone git://git.xfce.org/xfce/xfce4-power-manager
edite o xfce4-power-manager / src / xfpm-power.c
encontre e comente linhas:
if(power->priv->inhibited && force == FALSE) {
GtkWidget *dialog;
gboolean ret;
dialog = gtk_message_dialog_new(NULL,
GTK_DIALOG_MODAL,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
_("An application is currently disabling the automatic sleep. "
"Doing this action now may damage the working state of this application.\n"
"Are you sure you want to hibernate the system?"));
ret = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
if(!ret || ret == GTK_RESPONSE_NO)
return;
}
executar:
cd xfce4-power-manager
sh autogen.sh
make
copiar:
cp -pf src/xfce4-pm-helper /usr/bin
cp -pf src/xfce4-power-manager /usr/bin
cp -pf src/xfpm-power-backlight-helper /usr/bin
para / usr / bin ou onde xfce4-power-manager é
logout e login.