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396 lines
11 KiB
396 lines
11 KiB
/* This file is part of the KDE project
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Copyright (C) 2002 Lucijan Busch <lucijan@gmx.at>
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Copyright (C) 2003-2007 Jaroslaw Staniek <js@iidea.pl>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kexiinputtableedit.h"
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#include <tqregexp.h>
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#include <tqevent.h>
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#include <tqlayout.h>
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#include <tqtimer.h>
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#include <tqpainter.h>
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#include <tqapplication.h>
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#include <tqclipboard.h>
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#include <tqtooltip.h>
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#include <kglobal.h>
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#include <klocale.h>
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#include <kdebug.h>
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#include <kglobalsettings.h>
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#include <kcompletionbox.h>
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#include <knumvalidator.h>
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#include <kexiutils/longlongvalidator.h>
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#include <kexidb/field.h>
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#include <kexidb/fieldvalidator.h>
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//! @internal
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class MyLineEdit : public KLineEdit
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{
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public:
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MyLineEdit(TQWidget *parent, const char *name) : KLineEdit(parent,name)
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{}
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protected:
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virtual void drawFrame ( TQPainter * p ) {
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p->setPen( TQPen( colorGroup().text() ) );
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TQRect r = rect();
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p->moveTo( r.topLeft() );
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p->lineTo( r.topRight() );
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p->lineTo( r.bottomRight() );
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p->lineTo( r.bottomLeft() );
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if (pos().x() == 0) //draw left side only when it is @ the edge
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p->lineTo( r.topLeft() );
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}
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};
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//======================================================
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KexiInputTableEdit::KexiInputTableEdit(KexiTableViewColumn &column, TQWidget *parent)
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: KexiTableEdit(column, parent)
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{
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setName("KexiInputTableEdit");
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// m_type = f.type(); //copied because the rest of code uses m_type
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// m_field = &f;
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// m_origValue = value;//original value
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init();
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}
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KexiInputTableEdit::~KexiInputTableEdit()
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{
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}
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void KexiInputTableEdit::init()
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{
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// kdDebug() << "KexiInputTableEdit: m_origValue.typeName()==" << m_origValue.typeName() << endl;
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// kdDebug() << "KexiInputTableEdit: type== " << field()->typeName() << endl;
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// kdDebug() << "KexiInputTableEdit: displayed type== " << displayedField()->typeName() << endl;
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m_textFormatter.setField( field() );
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//init settings
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m_decsym = TDEGlobal::locale()->decimalSymbol();
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if (m_decsym.isEmpty())
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m_decsym=".";//default
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const bool align_right = displayedField()->isNumericType();
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if (!align_right) {
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//create layer for internal editor
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TQHBoxLayout *lyr = new TQHBoxLayout(this);
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lyr->addSpacing(4);
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lyr->setAutoAdd(true);
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}
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//create internal editor
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m_lineedit = new MyLineEdit(this, "KexiInputTableEdit-KLineEdit");
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setViewWidget(m_lineedit);
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if (align_right)
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m_lineedit->setAlignment(AlignRight);
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// m_cview->setFrame(false);
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// m_cview->setFrameStyle( TQFrame::Plain | TQFrame::Box );
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// m_cview->setLineWidth( 1 );
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m_calculatedCell = false;
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#if 0 //js TODO
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connect(m_cview->completionBox(), TQT_SIGNAL(activated(const TQString &)),
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this, TQT_SLOT(completed(const TQString &)));
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connect(m_cview->completionBox(), TQT_SIGNAL(highlighted(const TQString &)),
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this, TQT_SLOT(completed(const TQString &)));
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m_cview->completionBox()->setTabHandling(true);
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#endif
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}
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void KexiInputTableEdit::setValueInternal(const TQVariant& add, bool removeOld)
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{
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TQString text( m_textFormatter.valueToText(removeOld ? TQVariant() : m_origValue, add.toString()) );
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if (text.isEmpty()) {
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if (m_origValue.toString().isEmpty()) {
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//we have to set NULL initial value:
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m_lineedit->setText(TQString());
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}
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}
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else {
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m_lineedit->setText(text);
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}
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#if 0
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//move to end is better by default
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m_cview->selectAll();
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#else
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//js TODO: by default we're moving to the end of editor, ADD OPTION allowing "select all chars"
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m_lineedit->end(false);
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#endif
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if (!m_lineedit->validator()) {
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TQValidator *validator = new KexiDB::FieldValidator(
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*field(), m_lineedit, "KexiInputTableEdit-validator");
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m_lineedit->setValidator( validator );
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}
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}
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#if 0
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//moved to KexiTextFormatter
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TQString KexiInputTableEdit::valueToText(KexiDB::Field* field, const TQVariant& value, const TQString& add)
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{
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TQString text; //result
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if (field->isFPNumericType()) {
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//! @todo precision!
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//! @todo support 'g' format
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text = TQString::number(value.toDouble(), 'f',
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TQMAX(field->visibleDecimalPlaces(), 10)); //<-- 10 is quite good maximum for fractional digits
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//! @todo add command line settings?
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if (value.toDouble() == 0.0) {
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text = add.isEmpty() ? "0" : add; //eat 0
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}
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else {
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//! @todo (js): get decimal places settings here...
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TQStringList sl = TQStringList::split(".", text);
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if (text.isEmpty()) {
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//nothing
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}
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else if (sl.count()==2) {
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// kdDebug() << "sl.count()=="<<sl.count()<< " " <<sl[0] << " | " << sl[1] << endl;
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const TQString sl1 = sl[1];
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int pos = sl1.length()-1;
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if (pos>=1) {
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for (;pos>=0 && sl1[pos]=='0';pos--)
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;
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pos++;
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}
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if (pos>0)
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text = sl[0] + m_decsym + sl1.left(pos);
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else
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text = sl[0]; //no decimal point
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}
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text += add;
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}
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/*moved to KexiDB::FieldValidator
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if (setValidator && !m_lineedit->validator()) {
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TQValidator *validator = new KDoubleValidator(m_lineedit);
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m_lineedit->setValidator( validator );
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}*/
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}
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else {
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text = value.toString();
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if (field->isIntegerType()) {
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if (value.toInt() == 0) {
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text = add; //eat 0
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}
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else {
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text += add;
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}
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/*moved to KexiDB::FieldValidator
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//! @todo implement ranges here!
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if (setValidator && !m_lineedit->validator()) {
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TQValidator *validator;
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if (KexiDB::Field::BigInteger == field()->type()) {
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//! @todo use field->isUnsigned() for KexiUtils::ULongLongValidator
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validator = new KexiUtils::LongLongValidator(m_lineedit);
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}
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else {
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validator = new KIntValidator(m_lineedit);
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}
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m_lineedit->setValidator( validator );
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}*/
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}
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else {//default: text
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text += add;
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}
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}
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return text;
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}
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#endif
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void KexiInputTableEdit::paintEvent ( TQPaintEvent * /*e*/ )
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{
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TQPainter p(this);
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p.setPen( TQPen( colorGroup().text() ) );
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p.drawRect( rect() );
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}
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void
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KexiInputTableEdit::setRestrictedCompletion()
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{
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#if 0 //js TODO
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kdDebug() << "KexiInputTableEdit::setRestrictedCompletion()" << endl;
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// KLineEdit *content = static_cast<KLineEdit*>(m_view);
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if(m_cview->text().isEmpty())
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return;
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kdDebug() << "KexiInputTableEdit::setRestrictedCompletion(): something to do" << endl;
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m_cview->useGlobalKeyBindings();
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TQStringList newC;
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TQStringList::ConstIterator it, end( m_comp.constEnd() );
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for( it = m_comp.constBegin(); it != end; ++it)
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{
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if((*it).startsWith(m_cview->text()))
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newC.append(*it);
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}
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m_cview->setCompletedItems(newC);
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#endif
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}
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void
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KexiInputTableEdit::completed(const TQString &s)
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{
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// kdDebug() << "KexiInputTableEdit::completed(): " << s << endl;
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m_lineedit->setText(s);
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}
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bool KexiInputTableEdit::valueChanged()
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{
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//not needed? if (m_lineedit->text()!=m_origValue.toString())
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//not needed? return true;
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return KexiTableEdit::valueChanged();
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}
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bool KexiInputTableEdit::valueIsNull()
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{
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return m_lineedit->text().isNull();
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}
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bool KexiInputTableEdit::valueIsEmpty()
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{
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return !m_lineedit->text().isNull() && m_lineedit->text().isEmpty();
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}
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TQVariant KexiInputTableEdit::value()
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{
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if (field()->isFPNumericType()) {//==KexiDB::Field::Double || m_type==KexiDB::Field::Float) {
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//! js @todo PRESERVE PRECISION!
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TQString txt = m_lineedit->text();
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if (m_decsym!=".")
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txt = txt.replace(m_decsym,".");//convert back
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bool ok;
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const double result = txt.toDouble(&ok);
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return ok ? TQVariant(result) : TQVariant();
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}
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else if (field()->isIntegerType()) {
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//! @todo check constraints
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bool ok;
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if (KexiDB::Field::BigInteger == field()->type()) {
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if (field()->isUnsigned()) {
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const TQ_ULLONG result = m_lineedit->text().toULongLong(&ok);
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return ok ? TQVariant(result) : TQVariant();
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}
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else {
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const TQ_LLONG result = m_lineedit->text().toLongLong(&ok);
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return ok ? TQVariant(result) : TQVariant();
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}
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}
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if (KexiDB::Field::Integer == field()->type()) {
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if (field()->isUnsigned()) {
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const uint result = m_lineedit->text().toUInt(&ok);
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return ok ? TQVariant(result) : TQVariant();
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}
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}
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//default: signed int
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const int result = m_lineedit->text().toInt(&ok);
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return ok ? TQVariant(result) : TQVariant();
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}
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//default: text
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return m_lineedit->text();
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}
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void
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KexiInputTableEdit::clear()
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{
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m_lineedit->clear();
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}
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bool KexiInputTableEdit::cursorAtStart()
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{
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return m_lineedit->cursorPosition()==0;
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}
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bool KexiInputTableEdit::cursorAtEnd()
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{
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return m_lineedit->cursorPosition()==(int)m_lineedit->text().length();
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}
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TQSize KexiInputTableEdit::totalSize()
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{
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if (!m_lineedit)
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return size();
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return m_lineedit->size();
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}
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void KexiInputTableEdit::handleCopyAction(const TQVariant& value, const TQVariant& visibleValue)
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{
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Q_UNUSED(visibleValue);
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//! @todo handle rich text?
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tqApp->clipboard()->setText( m_textFormatter.valueToText(value, TQString()) );
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}
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void KexiInputTableEdit::handleAction(const TQString& actionName)
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{
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const bool alreadyVisible = m_lineedit->isVisible();
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if (actionName=="edit_paste") {
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if (!alreadyVisible) { //paste as the entire text if the cell was not in edit mode
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emit editRequested();
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m_lineedit->clear();
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}
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m_lineedit->paste();
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}
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else if (actionName=="edit_cut") {
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//! @todo handle rich text?
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if (!alreadyVisible) { //cut the entire text if the cell was not in edit mode
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emit editRequested();
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m_lineedit->selectAll();
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}
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m_lineedit->cut();
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}
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}
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bool KexiInputTableEdit::showToolTipIfNeeded(const TQVariant& value, const TQRect& rect,
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const TQFontMetrics& fm, bool focused)
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{
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TQString text( value.type()==TQVariant::String ? value.toString()
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: m_textFormatter.valueToText(value, TQString()) );
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TQRect internalRect(rect);
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internalRect.setLeft(rect.x()+leftMargin());
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internalRect.setWidth(internalRect.width()-rightMargin(focused)-2*3);
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kexidbg << rect << " " << internalRect << " " << fm.width(text) << endl;
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return fm.width(text) > internalRect.width();
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}
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void KexiInputTableEdit::moveCursorToEnd()
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{
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m_lineedit->end(false/*!mark*/);
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}
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void KexiInputTableEdit::moveCursorToStart()
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{
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m_lineedit->home(false/*!mark*/);
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}
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void KexiInputTableEdit::selectAll()
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{
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m_lineedit->selectAll();
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}
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KEXI_CELLEDITOR_FACTORY_ITEM_IMPL(KexiInputEditorFactoryItem, KexiInputTableEdit)
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#include "kexiinputtableedit.moc"
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