You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
176 lines
4.2 KiB
176 lines
4.2 KiB
/* This file is part of the KDE project
|
|
Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
|
|
Copyright (C) 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 "kexidbcheckbox.h"
|
|
|
|
#include <kexiutils/utils.h>
|
|
#include <kexidb/queryschema.h>
|
|
|
|
KexiDBCheckBox::KexiDBCheckBox(const TQString &text, TQWidget *parent, const char *name)
|
|
: TQCheckBox(text, parent, name), KexiFormDataItemInterface()
|
|
, m_invalidState(false)
|
|
, m_tristateChanged(false)
|
|
, m_tristate(TristateDefault)
|
|
{
|
|
setFocusPolicy(TQ_StrongFocus);
|
|
updateTristate();
|
|
connect(this, TQT_SIGNAL(stateChanged(int)), this, TQT_SLOT(slotStateChanged(int)));
|
|
}
|
|
|
|
KexiDBCheckBox::~KexiDBCheckBox()
|
|
{
|
|
}
|
|
|
|
void KexiDBCheckBox::setInvalidState( const TQString& displayText )
|
|
{
|
|
setEnabled(false);
|
|
setState(NoChange);
|
|
m_invalidState = true;
|
|
//! @todo move this to KexiDataItemInterface::setInvalidStateInternal() ?
|
|
if (focusPolicy() & TQ_TabFocus)
|
|
setFocusPolicy(TQ_ClickFocus);
|
|
setText(displayText);
|
|
}
|
|
|
|
void
|
|
KexiDBCheckBox::setEnabled(bool enabled)
|
|
{
|
|
if(enabled && m_invalidState)
|
|
return;
|
|
TQCheckBox::setEnabled(enabled);
|
|
}
|
|
|
|
void
|
|
KexiDBCheckBox::setReadOnly(bool readOnly)
|
|
{
|
|
setEnabled(!readOnly);
|
|
}
|
|
|
|
void KexiDBCheckBox::setValueInternal(const TQVariant &add, bool removeOld)
|
|
{
|
|
Q_UNUSED(add);
|
|
Q_UNUSED(removeOld);
|
|
if (isTristateInternal())
|
|
setState( m_origValue.isNull() ? NoChange : (m_origValue.toBool() ? On : Off) );
|
|
else
|
|
setState( m_origValue.toBool() ? On : Off );
|
|
}
|
|
|
|
TQVariant
|
|
KexiDBCheckBox::value()
|
|
{
|
|
if (state()==NoChange)
|
|
return TQVariant();
|
|
return TQVariant(state()==On);
|
|
}
|
|
|
|
void KexiDBCheckBox::slotStateChanged(int )
|
|
{
|
|
signalValueChanged();
|
|
}
|
|
|
|
bool KexiDBCheckBox::valueIsNull()
|
|
{
|
|
return state() == NoChange;
|
|
}
|
|
|
|
bool KexiDBCheckBox::valueIsEmpty()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool KexiDBCheckBox::isReadOnly() const
|
|
{
|
|
return !isEnabled();
|
|
}
|
|
|
|
TQWidget*
|
|
KexiDBCheckBox::widget()
|
|
{
|
|
return this;
|
|
}
|
|
|
|
bool KexiDBCheckBox::cursorAtStart()
|
|
{
|
|
return false; //! \todo ?
|
|
}
|
|
|
|
bool KexiDBCheckBox::cursorAtEnd()
|
|
{
|
|
return false; //! \todo ?
|
|
}
|
|
|
|
void KexiDBCheckBox::clear()
|
|
{
|
|
setState(NoChange);
|
|
}
|
|
|
|
void KexiDBCheckBox::setTristate(KexiDBCheckBox::Tristate tristate)
|
|
{
|
|
m_tristateChanged = true;
|
|
m_tristate = tristate;
|
|
updateTristate();
|
|
}
|
|
|
|
KexiDBCheckBox::Tristate KexiDBCheckBox::isTristate() const
|
|
{
|
|
return m_tristate;
|
|
}
|
|
|
|
bool KexiDBCheckBox::isTristateInternal() const
|
|
{
|
|
if (m_tristate == TristateDefault)
|
|
return !dataSource().isEmpty();
|
|
|
|
return m_tristate == TristateOn;
|
|
}
|
|
|
|
void KexiDBCheckBox::updateTristate()
|
|
{
|
|
if (m_tristate == TristateDefault) {
|
|
//! @todo the data source may be defined as NOT NULL... thus disallowing NULL state
|
|
TQCheckBox::setTristate( !dataSource().isEmpty() );
|
|
}
|
|
else {
|
|
TQCheckBox::setTristate( m_tristate == TristateOn );
|
|
}
|
|
}
|
|
|
|
void KexiDBCheckBox::setDataSource(const TQString &ds)
|
|
{
|
|
KexiFormDataItemInterface::setDataSource(ds);
|
|
updateTristate();
|
|
}
|
|
|
|
void KexiDBCheckBox::setDisplayDefaultValue(TQWidget *widget, bool displayDefaultValue)
|
|
{
|
|
KexiFormDataItemInterface::setDisplayDefaultValue(widget, displayDefaultValue);
|
|
// initialize display parameters for default / entered value
|
|
KexiDisplayUtils::DisplayParameters * const params
|
|
= displayDefaultValue ? m_displayParametersForDefaultValue : m_displayParametersForEnteredValue;
|
|
// setFont(params->font);
|
|
TQPalette pal(palette());
|
|
// pal.setColor(TQPalette::Active, TQColorGroup::Text, params->textColor);
|
|
pal.setColor(TQPalette::Active, TQColorGroup::Foreground, params->textColor);
|
|
setPalette(pal);
|
|
}
|
|
|
|
#include "kexidbcheckbox.moc"
|