/*******************************************************************************

 * Copyright (c) 2005, 2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     Nokia Corporation - S60 implementation

 *******************************************************************************/

#ifndef SWTDATEEDITOR_H

#define SWTDATEEDITOR_H

#include <eikmfne.h>

#include "eswtmobileextensions.h"

#include "swtcontrolbase.h"

class CSwtButtonProxy;

class CSwtEditIndicator;

const TInt KSwtSecondsInOneDay = 86399;  // 23:59:59 = 86399 seconds

/**

 * CSwtDateEditor

 * @lib eswt

 */

NONSHARABLE_CLASS(CSwtDateEditor)

        : public CAknControl

        , public ASwtControlBase

        , public MSwtDateEditor

        , public MEikCalendarObserver

#if defined( RD_SCALABLE_UI_V2)

        , public MCoeControlObserver

#endif

{

public:

    /**

     * 1st phase constructor.

     * @param aDisplay parent display

     * @param aPeer java peer

     * @param aParen composite parent

     * @param aStyle supported styles

     */

    static CSwtDateEditor* NewL(MSwtDisplay& aDisplay, TSwtPeer aPeer,

    MSwtComposite& aParent, TInt aStyle);

private:

    /**

     * Default C++ constructor.

     * @param aDisplay parent display

     * @param aPeer java peer

     * @param aParen composite parent

     * @param aStyle supported styles

     */

    CSwtDateEditor(MSwtDisplay& aDisplay, TSwtPeer aPeer,

                   MSwtComposite& aParent, TInt aStyle);

    /**

     * Destructor.

     */

    ~CSwtDateEditor();

    /**

     * Second phase constructor.

     */

    void ConstructL();

    /**

     * Prepares the field for lost or gaining of focus

     */

    void PrepareForFocusChangeL();

    /**

     * Checks the field is AmPm

     * @param fieldIndex index of the field

     * @returns true if the field is AmPm

     */

    TBool IsFieldAmPmField(TInt fieldIndex) const;

    /**

     * Checks the field is Offset style

     * @param fieldIndex index of the field

     * @returns true if the field is Offset style.

     */

    TBool IsFieldOffsetStyleField(TInt fieldIndex) const;

    /**

     * Update default font.

     */

    void RetrieveDefaultFontL();

    /**

     * Update font.

     */

    void ProcessFontUpdate();

    /**

     * Resource change leaving helper

     */

    void SwtHandleResourceChangeL(TInt aType);

    /**

     * Checks wheter event notifying about editor's value change should be posted.

     * @param aKeyCode Code of the last pressed key

     * @param aWasFieldChangedAlready Indicates whether field was changed already

     * @returns true if "modified" event should be posted.

     */

    TBool IsModifyEventAllowed(TInt aKeyCode, TBool aWasFieldChangedAlready);

    /**

     * Checks whether current field was change or not

     * @param aIsFieldNumeric indicates whether field is numeric field

     * @returns true if field was modified, false otherwise.

     */

    /**

     * Updates current field counters if necessary.

     * @param aIsFieldNumeric Indicates whether field is numeric field

     * @param aIsFieldChanged Indicates whether field was changed already

     * @returns true if "modified" event should be posted.

     */

    void UpdateFieldCounters(TBool aIsFieldNumeric, TBool aIsFieldChanged);

// From CCoeControl

public:

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl(TInt aIndex) const;

    void MakeVisible(TBool aVisible);

    TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType);

    void SetDimmed(TBool aDimmed);

    void HandleResourceChange(TInt aType);

#if defined( RD_SCALABLE_UI_V2)

    void HandlePointerEventL(const TPointerEvent& aPointerEvent);

#endif

protected:

    void FocusChanged(TDrawNow aDrawNow);

    void SizeChanged();

    void PositionChanged();

private:

    TTypeUid::Ptr MopSupplyObject(TTypeUid aId);

// From MSwtControl

public:

    CCoeControl& CoeControl();

    const CCoeControl& CoeControl() const;

    void  ProcessKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType);

    TSize ComputeSizeL(TInt aWHint, TInt aHHint);

    void  SetFontL(const MSwtFont* aFont);

    void  SetBackgroundL(const MSwtColor* aColor);

    void  SetForegroundL(const MSwtColor* aColor);

    TBool IsKeyUsed(TUint aKeyCode) const;

// From ASwtControlBase

protected:

    const MSwtFont& DefaultFont() const;

    HBufC* MSKLabelL() const;

// From MSwtDateEditor

public:

    MSwtControl* Control();

    TInt64 GetDate();

    TInt GetOffset() const;

    void SetDate(const TInt64& aJavaDate);

    void SetDateEditorStyleL(TInt aDateEditorStyle);

    void SetOffset(TInt aSeconds);

// From MEikCalendarObserver

public:

    void GetMinimumAndMaximumAndInitialDatesForCalendarL(TTime &aMinimumDate,

            TTime &aMaximumDate, TTime &aInitialDate) const;

    void SetDateFromCalendarAndDrawNow(const TTime &aDate);

// From MCoeControlObserver

#if defined( RD_SCALABLE_UI_V2)

    void HandleControlEventL(CCoeControl* aControl,TCoeEvent aEventType);

#endif

private:

    /**

     * The editor which will create different CEikEditors depending the style

     * @Own

     */

    CEikMfne* iEditor;

    /**

     * The style of the editor: DATE, TIME, DATE_TIME, DURATION, OFFSET

     */

    TInt iDateEditorStyle;

    /**

     * Compact or Full

     */

    TInt iDateEditorFormat;

    /**

     * Number of microseconds since January 1st, 1970.

     */

    TInt64 iJavaDateInMicroSec;

    /**

     * Number of microseconds from January 1st, 0AD to January 1st, 1970.

     */

    TInt64 iEpocDateInMicroSec;

    /**

     * The default font.

     * Owned.

     */

    MSwtFont* iDefaultFont;

    /**

     * Edit indicator for multipage dialog

     * Own.

     */

    CSwtEditIndicator* iIndicator;

    /**

     * Length of the current field of date/time editor

     */

    TInt iCurrentFieldLength;

    /**

     * Number of valid decimal places in current field of date/time editor

     */

    TInt iCurrentFieldDecimalPlacesCount;

    /**

     * Index of last field edited of date/time editor

     */

    TInt iLastField;

    /**

     * User set colors.

     */

    TBool iBgColorIsCustom;

    TBool iFgColorIsCustom;

};

#endif // SWTDATEEDITOR_H