kexidatetableedit.cpp

/* This file is part of the KDE project
   Copyright (C) 2002   Lucijan Busch <lucijan@gmx.at>
   Copyright (C) 2003   Daniel Molkentin <molkentin@kde.org>
   Copyright (C) 2003-2004,2006 Jaroslaw Staniek <js@iidea.pl>
 
   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library 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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */
 
#include "kexidatetableedit.h"
 
#include <tqapplication.h>
#include <tqpainter.h>
#include <tqvariant.h>
#include <tqrect.h>
#include <tqpalette.h>
#include <tqcolor.h>
#include <tqfontmetrics.h>
#include <tqdatetime.h>
#include <tqcursor.h>
#include <tqpoint.h>
#include <tqlayout.h>
#include <tqtoolbutton.h>
#include <tqdatetimeedit.h>
#include <tqclipboard.h>
 
#include <kdebug.h>
#include <tdelocale.h>
#include <tdeglobal.h>
#include <kdatepicker.h>
#include <kdatetbl.h>
#include <klineedit.h>
#include <tdepopupmenu.h>
#include <kdatewidget.h>
 
#include <kexiutils/utils.h>
 
 
KexiDateTableEdit::KexiDateTableEdit(KexiTableViewColumn &column, TQWidget *parent)
 : KexiInputTableEdit(column, parent)
{
    setName("KexiDateTableEdit");

 
    m_lineedit->setInputMask( m_formatter.inputMask() );
}
 
KexiDateTableEdit::~KexiDateTableEdit()
{
}
 
void KexiDateTableEdit::setValueInInternalEditor(const TQVariant &value)
{
    if (value.isValid() && value.toDate().isValid()) 
        m_lineedit->setText( m_formatter.dateToString( value.toDate() ) );
    else
        m_lineedit->setText( TQString() );
}
 
void KexiDateTableEdit::setValueInternal(const TQVariant& add_, bool removeOld)
{
    if (removeOld) {
        //new date entering... just fill the line edit
        TQString add(add_.toString());
        m_lineedit->setText(add);
        m_lineedit->setCursorPosition(add.length());
        return;
    }
    setValueInInternalEditor( m_origValue );
    m_lineedit->setCursorPosition(0); //ok?
}
 
void KexiDateTableEdit::setupContents( TQPainter *p, bool focused, const TQVariant& val, 
    TQString &txt, int &align, int &x, int &y_offset, int &w, int &h )
{
    Q_UNUSED(p);
    Q_UNUSED(focused);
    Q_UNUSED(x);
    Q_UNUSED(w);
    Q_UNUSED(h);
#ifdef TQ_WS_WIN
    y_offset = -1;
#else
    y_offset = 0;
#endif
    if (val.toDate().isValid())
        txt = m_formatter.dateToString(val.toDate());
//      txt = val.toDate().toString(TQt::LocalDate);
    align |= AlignLeft;
}
 
bool KexiDateTableEdit::valueIsNull()
{
//  if (m_lineedit->text().replace(m_formatter.separator(),"").stripWhiteSpace().isEmpty())
    if (m_formatter.isEmpty(m_lineedit->text())) //empty date is null
        return true;
    return dateValue().isNull();
}
 
bool KexiDateTableEdit::valueIsEmpty()
{
    return valueIsNull();//js OK? TODO (nonsense?)
}
 
TQDate KexiDateTableEdit::dateValue() const
{
    return m_formatter.stringToDate( m_lineedit->text() );
}
 
TQVariant KexiDateTableEdit::value()
{
    return m_formatter.stringToVariant( m_lineedit->text() );
}
 
bool KexiDateTableEdit::valueIsValid()
{
    if (m_formatter.isEmpty(m_lineedit->text())) //empty date is valid
        return true;
    return m_formatter.stringToDate( m_lineedit->text() ).isValid();
}
 
void KexiDateTableEdit::handleCopyAction(const TQVariant& value, const TQVariant& visibleValue)
{
    Q_UNUSED(visibleValue);
    if (!value.isNull() && value.toDate().isValid())
        tqApp->clipboard()->setText( m_formatter.dateToString(value.toDate()) );
    else
        tqApp->clipboard()->setText( TQString() );
}
 
void KexiDateTableEdit::handleAction(const TQString& actionName)
{
    const bool alreadyVisible = m_lineedit->isVisible();
 
    if (actionName=="edit_paste") {
        const TQVariant newValue( m_formatter.stringToDate(tqApp->clipboard()->text()) );
        if (!alreadyVisible) { //paste as the entire text if the cell was not in edit mode
            emit editRequested();
            m_lineedit->clear();
        }
        setValueInInternalEditor( newValue );
    }
    else
        KexiInputTableEdit::handleAction(actionName);
}
 
/*
void
KexiDateTableEdit::slotDateChanged(TQDate date)
{
    m_edit->setDate(date);
    repaint();
}
 
void
KexiDateTableEdit::slotShowDatePicker()
{
    TQDate date = m_edit->date();
 
    m_datePicker->setDate(date);
    m_datePicker->setFocus();
    m_datePicker->show();
    m_datePicker->setFocus();
}

void KexiDateTableEdit::moveToFirstSection()
{
    if (!m_dte_date_obj)
        return;
#ifdef TQDateTimeEditor_HACK
    if (m_dte_date)
        m_dte_date->setFocusSection(0);
#else
#ifdef TQ_WS_WIN //tmp
    TQKeyEvent ke_left(TQEvent::KeyPress, TQt::Key_Left, 0, 0);
    for (int i=0; i<8; i++)
        TQApplication::sendEvent( m_dte_date_obj, &ke_left );
#endif
#endif
}
 
bool KexiDateTableEdit::eventFilter( TQObject *o, TQEvent *e )
{
    if (o==m_datePicker) {
        kdDebug() << e->type() << endl;
        switch (e->type()) {
        case TQEvent::Hide:
            m_datePickerPopupMenu->hide();
            break;
        case TQEvent::KeyPress:
        case TQEvent::KeyRelease: {
            kdDebug() << "ok!" << endl;
            TQKeyEvent *ke = (TQKeyEvent *)e;
            if (ke->key()==Key_Enter || ke->key()==Key_Return) {
                //accepting picker
                acceptDate();
                return true;
            }
            else if (ke->key()==Key_Escape) {
                //canceling picker
                m_datePickerPopupMenu->hide();
                kdDebug() << "reject" << endl;
                return true;
            }
            else m_datePickerPopupMenu->setFocus();
            break;
            }
        default:
            break;
        }
    }
#ifdef TQ_WS_WIN //tmp
    else if (e->type()==TQEvent::FocusIn && o->parent() && o->parent()->parent()==m_edit
        && m_setNumberOnFocus >= 0 && m_dte_date_obj)
    {
        // there was a number character passed as 'add' parameter in init():
        moveToFirstSection();
        TQKeyEvent ke(TQEvent::KeyPress, int(TQt::Key_0)+m_setNumberOnFocus, 
            '0'+m_setNumberOnFocus, 0, TQString::number(m_setNumberOnFocus));
        TQApplication::sendEvent( m_dte_date_obj, &ke );
        m_setNumberOnFocus = -1;
    }
#endif
#ifdef TQDateTimeEditor_HACK
    else if (e->type()==TQEvent::KeyPress && m_dte_date) {
        TQKeyEvent *ke = static_cast<TQKeyEvent*>(e);
        if ((ke->key()==TQt::Key_Right && !m_sentEvent && cursorAtEnd())
            || (ke->key()==TQt::Key_Left && !m_sentEvent && cursorAtStart()))
        {
            //the editor should send this key event:
            m_sentEvent = true; //avoid recursion
            TQApplication::sendEvent( this, ke );
            m_sentEvent = false;
            ke->ignore();
            return true;
        }
    }
#endif
    return false;
}
 
void KexiDateTableEdit::acceptDate()
{
    m_edit->setDate(m_datePicker->date());
    m_datePickerPopupMenu->hide();
    kdDebug() << "accept" << endl;
}
 
bool KexiDateTableEdit::cursorAtStart()
{
#ifdef TQDateTimeEditor_HACK
    return m_dte_date && m_edit->hasFocus() && m_dte_date->focusSection()==0;
#else
    return false;
#endif
}
 
bool KexiDateTableEdit::cursorAtEnd()
{
#ifdef TQDateTimeEditor_HACK
    return m_dte_date && m_edit->hasFocus() 
        && m_dte_date->focusSection()==int(m_dte_date->sectionCount()-1);
#else
    return false;
#endif
}
 
void KexiDateTableEdit::clear()
{
    m_edit->setDate(TQDate());
}*/
 
KEXI_CELLEDITOR_FACTORY_ITEM_IMPL(KexiDateEditorFactoryItem, KexiDateTableEdit)
 
#include "kexidatetableedit.moc"