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/* 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 "kexidbtextedit.h"
#include "kexidblineedit.h"
#include <kexidb/queryschema.h>
#include <kapplication.h>
#include <kstdaccel.h>
#include <kdebug.h>
#include <tqpainter.h>
KexiDBTextEdit::KexiDBTextEdit(TQWidget *parent, const char *name)
: KTextEdit(parent, name)
, KexiDBTextWidgetInterface()
, KexiFormDataItemInterface()
, m_menuExtender(TQT_TQOBJECT(this), this)
, m_slotTextChanged_enabled(true)
{
connect(this, TQT_SIGNAL(textChanged()), this, TQT_SLOT(slotTextChanged()));
installEventFilter(this);
}
KexiDBTextEdit::~KexiDBTextEdit()
{
}
void KexiDBTextEdit::setInvalidState( const TQString& displayText )
{
setReadOnly(true);
//! @todo move this to KexiDataItemInterface::setInvalidStateInternal() ?
if (focusPolicy() & TQ_TabFocus)
setFocusPolicy(TQ_ClickFocus);
KTextEdit::setText(displayText);
}
void KexiDBTextEdit::setValueInternal(const TQVariant& add, bool removeOld)
{
if (m_columnInfo && m_columnInfo->field->type()==KexiDB::Field::Boolean) {
//! @todo temporary solution for booleans!
KTextEdit::setText( add.toBool() ? "1" : "0" );
}
else {
if (removeOld)
KTextEdit::setText( add.toString() );
else
KTextEdit::setText( m_origValue.toString() + add.toString() );
}
}
TQVariant KexiDBTextEdit::value()
{
return text();
}
void KexiDBTextEdit::slotTextChanged()
{
if (!m_slotTextChanged_enabled)
return;
signalValueChanged();
}
bool KexiDBTextEdit::valueIsNull()
{
return text().isNull();
}
bool KexiDBTextEdit::valueIsEmpty()
{
return text().isEmpty();
}
bool KexiDBTextEdit::isReadOnly() const
{
return KTextEdit::isReadOnly();
}
void KexiDBTextEdit::setReadOnly( bool readOnly )
{
KTextEdit::setReadOnly( readOnly );
TQPalette p = palette();
TQColor c(readOnly ? lighterGrayBackgroundColor(kapp->palette()) : p.color(TQPalette::Normal, TQColorGroup::Base));
setPaper( c );
p.setColor(TQColorGroup::Base, c);
p.setColor(TQColorGroup::Background, c);
setPalette( p );
}
void KexiDBTextEdit::setText( const TQString & text, const TQString & context )
{
KTextEdit::setText(text, context);
}
TQWidget* KexiDBTextEdit::widget()
{
return this;
}
bool KexiDBTextEdit::cursorAtStart()
{
int para, index;
getCursorPosition ( ¶, &index );
return para==0 && index==0;
}
bool KexiDBTextEdit::cursorAtEnd()
{
int para, index;
getCursorPosition ( ¶, &index );
return (paragraphs()-1)==para && (paragraphLength(paragraphs()-1)-1)==index;
}
void KexiDBTextEdit::clear()
{
setText(TQString(), TQString());
}
void KexiDBTextEdit::setColumnInfo(KexiDB::QueryColumnInfo* cinfo)
{
KexiFormDataItemInterface::setColumnInfo(cinfo);
if (!cinfo)
return;
KexiDBTextWidgetInterface::setColumnInfo(m_columnInfo, this);
}
void KexiDBTextEdit::paintEvent ( TQPaintEvent *pe )
{
KTextEdit::paintEvent( pe );
TQPainter p(this);
KexiDBTextWidgetInterface::paint( this, &p, text().isEmpty(), tqalignment(), hasFocus() );
}
TQPopupMenu * KexiDBTextEdit::createPopupMenu(const TQPoint & pos)
{
TQPopupMenu *contextMenu = KTextEdit::createPopupMenu(pos);
m_menuExtender.createTitle(contextMenu);
return contextMenu;
}
void KexiDBTextEdit::undo()
{
cancelEditor();
}
void KexiDBTextEdit::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;
TQPalette pal(palette());
pal.setColor(TQPalette::Active, TQColorGroup::Text, params->textColor);
setPalette(pal);
setFont(params->font);
//! @todo support rich text...
/* m_slotTextChanged_enabled = false;
//for rich text...
const TQString origText( text() );
KTextEdit::setText(TQString());
setCurrentFont(params->font);
setColor(params->textColor);
KTextEdit::setText(origText);
m_slotTextChanged_enabled = true;*/
}
void KexiDBTextEdit::moveCursorToEnd()
{
KTextEdit::setCursorPosition(paragraphs()-1, paragraphLength( paragraphs()-1 ));
}
void KexiDBTextEdit::moveCursorToStart()
{
KTextEdit::setCursorPosition(0 /*para*/, 0 /*index*/);
}
void KexiDBTextEdit::selectAll()
{
KTextEdit::selectAll();
}
void KexiDBTextEdit::keyPressEvent( TQKeyEvent *ke )
{
// for instance, Windows uses Ctrl+Tab for moving between tabs, so do not steal this shortcut
if (KStdAccel::tabNext().contains( KKey(ke) ) || KStdAccel::tabPrev().contains( KKey(ke) )) {
ke->ignore();
return;
}
KTextEdit::keyPressEvent(ke);
}
#include "kexidbtextedit.moc"
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