dateedit.cpp

/*
 *  dateedit.cpp  -  date entry widget
 *  Program:  kalarm
 *  Copyright © 2002-2007 by David Jarvie <software@astrojar.org.uk>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
 
#include <tdeglobal.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
 
#include "dateedit.moc"
 
 
DateEdit::DateEdit(TQWidget* parent, const char* name)
    : KDateEdit(parent, name)
{
    connect(this, TQ_SIGNAL(dateEntered(const TQDate&)), TQ_SLOT(newDateEntered(const TQDate&)));
}
 
void DateEdit::setMinDate(const TQDate& d, const TQString& errorDate)
{
    mMinDate = d;
    if (mMinDate.isValid()  &&  date().isValid()  &&  date() < mMinDate)
        setDate(mMinDate);
    mMinDateErrString = errorDate;
}
 
void DateEdit::setMaxDate(const TQDate& d, const TQString& errorDate)
{
    mMaxDate = d;
    if (mMaxDate.isValid()  &&  date().isValid()  &&  date() > mMaxDate)
        setDate(mMaxDate);
    mMaxDateErrString = errorDate;
}
 
void DateEdit::setInvalid()
{
    setDate(TQDate());
}
 
// Check a new date against any minimum or maximum date.
void DateEdit::newDateEntered(const TQDate& newDate)
{
    if (newDate.isValid())
    {
        if (mMinDate.isValid()  &&  newDate < mMinDate)
        {
            pastLimitMessage(mMinDate, mMinDateErrString,
                     i18n("Date cannot be earlier than %1"));
            setDate(mMinDate);
        }
        else if (mMaxDate.isValid()  &&  newDate > mMaxDate)
        {
            pastLimitMessage(mMaxDate, mMaxDateErrString,
                     i18n("Date cannot be later than %1"));
            setDate(mMaxDate);
        }
    }
}
 
void DateEdit::pastLimitMessage(const TQDate& limit, const TQString& error, const TQString& defaultError)
{
    TQString errString = error;
    if (errString.isNull())
    {
        if (limit == TQDate::currentDate())
            errString = i18n("today");
        else
            errString = TDEGlobal::locale()->formatDate(limit, true);
        errString = defaultError.arg(errString);
    }
    KMessageBox::sorry(this, errString);
}
 
void DateEdit::mousePressEvent(TQMouseEvent *e)
{
    if (isReadOnly())
    {
        // Swallow up the event if it's the left button
        if (e->button() == TQt::LeftButton)
            return;
    }
    KDateEdit::mousePressEvent(e);
}
 
void DateEdit::mouseReleaseEvent(TQMouseEvent* e)
{
    if (!isReadOnly())
        KDateEdit::mouseReleaseEvent(e);
}
 
void DateEdit::mouseMoveEvent(TQMouseEvent* e)
{
    if (!isReadOnly())
        KDateEdit::mouseMoveEvent(e);
}
 
void DateEdit::keyPressEvent(TQKeyEvent* e)
{
    if (!isReadOnly())
        KDateEdit::keyPressEvent(e);
}
 
void DateEdit::keyReleaseEvent(TQKeyEvent* e)
{
    if (!isReadOnly())
        KDateEdit::keyReleaseEvent(e);
}