/*
 * Copyright 2004-2011, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *              McCall <mccall@@digitalparadise.co.uk>
 *              Mike Berg <mike@berg-net.us>
 *              Julun <host.haiku@gmx.de>
 *              Hamish Morrison <hamish@lavabit.com>
 */
#ifndef _DATE_TIME_EDIT_H
#define _DATE_TIME_EDIT_H

#include <Control.h>
#include <DateFormat.h>
#include <DateTime.h>
#include <Locale.h>
#include <String.h>
#include <TimeFormat.h>

class BBitmap;
class BList;


namespace BPrivate {


class SectionEdit : public BControl {
public:
                                                                SectionEdit(const char* name,
                                                                                        uint32 sections, BMessage* message);
        virtual                                         ~SectionEdit();

        virtual void                            AttachedToWindow();
        virtual void                            Draw(BRect updateRect);
        virtual void                            MouseDown(BPoint point);
        virtual void                            MakeFocus(bool focused = true);
        virtual void                            KeyDown(const char* bytes, int32 numBytes);

                        BSize                           MaxSize();
                        BSize                           MinSize();
                        BSize                           PreferredSize();

                        uint32                          CountSections() const;
                        int32                           FocusIndex() const;
                        BRect                           SectionArea() const;

        virtual status_t                        Invoke(BMessage* message = NULL);

protected:
        virtual void                            DrawBorder(const BRect& updateRect);
        virtual void                            DrawSection(uint32 index, BRect bounds,
                                                                        bool isFocus) {}
        virtual void                            DrawSeparator(uint32 index, BRect bounds) {}

                        BRect                           FrameForSection(uint32 index);
                        BRect                           FrameForSeparator(uint32 index);

        virtual void                            SectionFocus(uint32 index) {}
        virtual void                            SectionChange(uint32 index, uint32 value) {}
        virtual void                            SetSections(BRect area) {}

        virtual float                           SeparatorWidth() = 0;
        virtual float                           MinSectionWidth() = 0;
        virtual float                           PreferredHeight() = 0;

        virtual void                            DoUpPress() {}
        virtual void                            DoDownPress() {}

        virtual void                            PopulateMessage(BMessage* message) = 0;

                        BRect                           fUpRect;
                        BRect                           fDownRect;

                        int32                           fFocus;
                        uint32                          fSectionCount;
                        uint32                          fHoldValue;
};


class TimeEdit : public SectionEdit {
public:
                                                                TimeEdit(const char* name,      uint32 sections,
                                                                                BMessage* message);
        virtual                                         ~TimeEdit();

        virtual void                            KeyDown(const char* bytes, int32 numBytes);

        virtual void                            InitView();
        virtual void                            DrawSection(uint32 index, BRect bounds,
                                                                        bool isfocus);
        virtual void                            DrawSeparator(uint32 index, BRect bounds);

        virtual void                            SectionFocus(uint32 index);
        virtual float                           MinSectionWidth();
        virtual float                           SeparatorWidth();

        virtual float                           PreferredHeight();
        virtual void                            DoUpPress();
        virtual void                            DoDownPress();

        virtual void                            PopulateMessage(BMessage* message);

                        void                            SetTime(int32 hour, int32 minute, int32 second);
                        BTime                           GetTime();

private:
                        void                            _UpdateFields();
                        void                            _CheckRange();
                        bool                            _IsValidDoubleDigit(int32 value);
                        int32                           _SectionValue(int32 index) const;

                        BDateTime                       fTime;
                        BTimeFormat                     fTimeFormat;
                        bigtime_t                       fLastKeyDownTime;
                        int32                           fLastKeyDownInt;

                        BString                         fText;

                        // TODO: morph the following into a proper class
                        BDateElement*           fFields;
                        int                                     fFieldCount;
                        int*                            fFieldPositions;
                        int                                     fFieldPosCount;
};


class DateEdit : public SectionEdit {
public:
                                                                DateEdit(const char* name, uint32 sections,
                                                                                BMessage* message);
        virtual                                         ~DateEdit();
        virtual void                            KeyDown(const char* bytes, int32 numBytes);

        virtual void                            InitView();
        virtual void                            DrawSection(uint32 index, BRect bounds, 
                                                                        bool isfocus);
        virtual void                            DrawSeparator(uint32 index, BRect bounds);

        virtual void                            SectionFocus(uint32 index);
        virtual float                           MinSectionWidth();
        virtual float                           SeparatorWidth();

        virtual float                           PreferredHeight();
        virtual void                            DoUpPress();
        virtual void                            DoDownPress();

        virtual void                            PopulateMessage(BMessage* message);


                        void                            SetDate(int32 year, int32 month, int32 day);
                        BDate                           GetDate();

private:
                        void                            _UpdateFields();
                        void                            _CheckRange();
                        bool                            _IsValidDoubleDigit(int32 value);
                        int32                           _SectionValue(int32 index) const;

                        BDate                           fDate;
                        BDateFormat                     fDateFormat;
                        bigtime_t                       fLastKeyDownTime;
                        int32                           fLastKeyDownInt;

                        BString                         fText;

                        // TODO: morph the following into a proper class
                        BDateElement*           fFields;
                        int                                     fFieldCount;
                        int*                            fFieldPositions;
                        int                                     fFieldPosCount;
};


}       // namespace BPrivate


#endif  // _DATE_TIME_EDIT_H