Days

Displays a number of days between two dates

Days.h

#ifndef _Days_Days_h

#define _Days_Days_h

#include <CtrlLib/CtrlLib.h>

using namespace Upp;

#define LAYOUTFILE <Days/Days.lay>

#include <CtrlCore/lay.h>

class Days : public WithDaysLayout<TopWindow> {

public:

    void Compute();

    typedef Days CLASSNAME;

    Days();

};

#endif

main.cpp

#include "Days.h"

void Days::Compute()

{

    result = IsNull(date1) || IsNull(date2) ? "" :

             Format("There is %d day(s) between %` and %`", abs(Date(~date1) - Date(~date2)), ~date1, ~date2);

}

Days::Days()

{

    CtrlLayout(*this, "Days");

    date1 <<= THISBACK(Compute);

    date2 <<= THISBACK(Compute);

    Compute();

}

GUI_APP_MAIN

{

    Days().Run();

}

Days.lay

LAYOUT(DaysLayout, 320, 64)

    ITEM(EditDate, date1, LeftPosZ(52, 100).TopPosZ(8, 19))

    ITEM(Label, dv___1, SetLabel(t_("Date 1")).LeftPosZ(8, 40).TopPosZ(8, 19))

    ITEM(EditDate, date2, LeftPosZ(212, 100).TopPosZ(8, 19))

    ITEM(Label, dv___3, SetLabel(t_("Date 2")).LeftPosZ(168, 40).TopPosZ(8, 19))

    ITEM(Label, result, LeftPosZ(8, 304).TopPosZ(36, 19))

END_LAYOUT