diff -r d189ee25cf9d -r 3533d4323edc meetingrequest/mrgui/inc/cesmrtodotimevalidator.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrgui/inc/cesmrtodotimevalidator.h	Wed Sep 01 12:28:57 2010 +0100
@@ -0,0 +1,144 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  ESMR To-do time wrapper class for date/time sanity checks
+*                and updates
+*
+*/
+
+
+#ifndef CESMRTODOTIMEVALIDATOR_H
+#define CESMRTODOTIMEVALIDATOR_H
+
+//<cmail>
+#include "esmrdef.h"
+//</cmail>
+#include <e32base.h>
+#include <e32std.h>
+
+#include "mesmrfieldvalidator.h"
+
+class MESMRCalEntry;
+class CEikTimeEditor;
+class CEikDateEditor;
+class MESMRMeetingRequestEntry;
+class MMRAbsoluteAlarmController;
+
+/**
+ * Wrapper class handles sanity checks for date/time fields.
+ * For example start date can not be after end date.
+ * this calss deals with the cheks for To-do option
+ * InternalizeL() / ExternalizeL() is delegated to this class since those
+ * need sanity checks. Fields (who use this wrapper class) shouldn't react
+ * on ExternalizeL() functions since this wrapper class handles them. On
+ * InternalizeL() they should attach their date/time editors in here.
+ *
+ * @lib esmrgui.lib
+ */
+NONSHARABLE_CLASS( CESMRTodoTimeValidator ) :
+        public CBase,
+        public MESMRFieldValidator
+    {
+
+public:
+    /**
+     * Two phase constructor.
+     */
+    static CESMRTodoTimeValidator* NewL();
+
+    /**
+     * Destructor.
+     */
+    ~CESMRTodoTimeValidator();
+
+public: // from MESMRFieldValidator
+    MESMRFieldValidator::TESMRFieldValidatorError ValidateL(
+            TBool aCorrectAutomatically );
+    void ReadValuesFromEntryL(
+            MESMRCalEntry& aEntry );
+    void StoreValuesToEntryL(
+            MESMRCalEntry& aEntry );
+    void SetStartTimeFieldL(
+            CEikTimeEditor& aStartTime );
+    void SetEndTimeFieldL(
+            CEikTimeEditor& aEndTime );
+    void SetStartDateFieldL(
+            CEikDateEditor& aStartDate );
+    void SetEndDateFieldL(
+            CEikDateEditor& aEndDate );
+    void SetAlarmTimeFieldL(
+            CEikTimeEditor& aAlarmTime );
+    void SetAlarmDateFieldL(
+            CEikDateEditor& aAlarmDate );
+     void SetRecurrenceUntilDateFieldL(
+                CEikDateEditor& aRecurrenceUntil );
+     void SetAbsoluteAlarmOnOffFieldL( 
+             MMRAbsoluteAlarmController& aAbsoluteAlarmController ); 
+    void StartTimeChangedL();
+    void EndTimeChangedL();
+    void StartDateChandedL();
+    void EndDateChangedL();
+    void AlarmTimeChangedL();
+    void AlarmDateChangedL();
+    void RelativeAlarmChangedL(
+            TTimeIntervalMinutes aCurrentAlarmTimeOffset,
+            TBool aHandleAlarmChange,
+            TBool& aRelativeAlarmValid );
+    void SetAllDayEventL(
+            TBool aAlldayEvent );
+    void SetAlarmOnOffL(
+            TBool aAlarmOn );
+    void RecurrenceChangedL(
+            TESMRRecurrenceValue aRecurrence );
+    void RecurrenceEndDateChangedL();
+    TBool IsRelativeAlarmValid(
+            TTimeIntervalMinutes aAlarmTimeOffset );
+
+private: // Implementation
+    CESMRTodoTimeValidator();
+    TInt PreValidateEditorContent();
+    void PreValidateEditorContentL();
+    void DrawEditorsDeferred();
+    TDateTime DueStartDateL();
+    TDateTime DueDateTimeL();
+    TDateTime AlarmDateTimeL();
+    void ForceValuesL();
+    TBool IsModifiedL( MESMRCalEntry& aEntry );
+
+private:
+    /// Ref: Start date editor.
+    CEikDateEditor* iDueDate;
+    /// Ref: Alarm time editor
+    CEikTimeEditor* iAlarmTime;
+    /// Ref: Alarm date editor.
+    CEikDateEditor* iAlarmDate;
+    /// Own: Current anniversary date
+    TTime iCurrentDueDate;
+    /// Own: Current alarm time
+    TTime iCurrentAlarmTime;
+    /// Own: Flag for amarm on/off.
+    TBool iAlarmOnOff;
+    /// Ref: Entry being handled
+    MESMRCalEntry* iEntry;
+    /// Own: Saves initial alarm time, for later comparisons
+    TTime iInitialAlarmTime;
+    /// Own: Saves initial alarm date, for later comparisons
+    TTime iInitialAlarmDate;
+    /// Own: Saves initial alarm on off, for later comparisons
+    TBool iInitialAlarmOnOff;
+    /// Own: Saves initial due date, for later comparisons
+    TTime iInitialDueDate;
+    };
+
+#endif  // CESMRTODOTIMEVALIDATOR_H
+