From 15318cad33835e4e2dc620d033e43cd930676cdd Mon Sep 17 00:00:00 2001
From: kergoth <kergoth>
Date: Fri, 25 Jan 2002 22:14:26 +0000
Subject: Initial revision

---
(limited to 'core/pim/datebook/datebookweekheaderimpl.cpp')

diff --git a/core/pim/datebook/datebookweekheaderimpl.cpp b/core/pim/datebook/datebookweekheaderimpl.cpp
new file mode 100644
index 0000000..e7c7208
--- a/dev/null
+++ b/core/pim/datebook/datebookweekheaderimpl.cpp
@@ -0,0 +1,126 @@
+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qtopia Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+#include "datebookweekheaderimpl.h"
+#include <qlabel.h>
+#include <qspinbox.h>
+#include <qdatetime.h>
+
+/*
+ *  Constructs a DateBookWeekHeader which is a child of 'parent', with the
+ *  name 'name' and widget flags set to 'f'
+ */
+DateBookWeekHeader::DateBookWeekHeader( bool startOnMonday, QWidget* parent,
+					const char* name, WFlags fl )
+    : DateBookWeekHeaderBase( parent, name, fl ),
+      bStartOnMonday( startOnMonday )
+{
+    setBackgroundMode( PaletteButton );
+    labelDate->setBackgroundMode( PaletteButton );
+}
+
+/*
+ *  Destroys the object and frees any allocated resources
+ */
+DateBookWeekHeader::~DateBookWeekHeader()
+{
+    // no need to delete child widgets, Qt does it all for us
+}
+
+/*
+ * public slot
+ */
+void DateBookWeekHeader::yearChanged( int y )
+{
+    setDate( y, week );
+}
+/*
+ * public slot
+ */
+void DateBookWeekHeader::nextWeek()
+{
+    if ( week < 52 )
+	week++;
+    setDate( year, week );
+}
+/*
+ * public slot
+ */
+void DateBookWeekHeader::prevWeek()
+{
+    if ( week > 1 )
+	week--;
+    setDate( year, week );
+}
+/*
+ * public slot
+ */
+void DateBookWeekHeader::weekChanged( int w )
+{
+    setDate( year, w );
+}
+
+void DateBookWeekHeader::setDate( int y, int w )
+{
+    year = y;
+    week = w;
+    spinYear->setValue( y );
+    spinWeek->setValue( w );
+
+    QDate d = dateFromWeek( week, year, bStartOnMonday );
+
+    QString s = QString::number( d.day() ) + ". " + d.monthName( d.month() )
+		+ "-";
+    d = d.addDays( 6 );
+    s += QString::number( d.day() ) + ". " + d.monthName( d.month() );
+    labelDate->setText( s );
+
+    emit dateChanged( y, w );
+}
+
+void DateBookWeekHeader::setStartOfWeek( bool onMonday )
+{
+    bStartOnMonday = onMonday;
+    setDate( year, week );
+}
+
+// dateFromWeek
+// compute the date from the week in the year
+
+QDate dateFromWeek( int week, int year, bool startOnMonday )
+{
+    QDate d;
+    d.setYMD( year, 1, 1 );
+    int dayOfWeek = d.dayOfWeek();
+    if ( startOnMonday ) {
+	if ( dayOfWeek <= 4 ) {
+	    d = d.addDays( ( week - 1 ) * 7 - dayOfWeek + 1 );
+	} else {
+	    d = d.addDays( (week) * 7 - dayOfWeek + 1 );
+	}
+    } else {
+	if ( dayOfWeek <= 4 || dayOfWeek == 7) {
+	    d = d.addDays( ( week - 1 ) * 7 - dayOfWeek % 7 );
+	} else {
+	    d = d.addDays( ( week ) * 7 - dayOfWeek % 7 );
+	}
+    }
+    return d;
+}
+
--
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