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diff --git a/kalarm/startdaytimer.cpp b/kalarm/startdaytimer.cpp
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+/*
+ * startdaytimer.cpp - timer triggered at the user-defined start-of-day time
+ * Program: kalarm
+ * Copyright (C) 2004, 2005 by David Jarvie <software@astrojar.org.uk>
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "kalarm.h"
+
+#include "preferences.h"
+#include "startdaytimer.moc"
+
+
+StartOfDayTimer* StartOfDayTimer::mInstance = 0;
+
+StartOfDayTimer::StartOfDayTimer()
+ : DailyTimer(Preferences::startOfDay(), false)
+{
+ Preferences::connect(SIGNAL(startOfDayChanged(const QTime&)), this, SLOT(startOfDayChanged(const QTime&)));
+}
+
+StartOfDayTimer* StartOfDayTimer::instance()
+{
+ if (!mInstance)
+ mInstance = new StartOfDayTimer; // receive notifications of change of start-of-day time
+ return mInstance;
+}
+
+/******************************************************************************
+* Called when the start-of-day time has changed.
+* The timer is adjusted and if appropriate timer events are triggered now.
+*/
+void StartOfDayTimer::startOfDayChanged(const QTime&)
+{
+ changeTime(Preferences::startOfDay(), true);
+}