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/* This file is part of the KDE project
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Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
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Copyright (C) 1999, 2000,2001 Montel Laurent <lmontel@mandrakesoft.com>
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This library 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 library 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 library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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#include <qtextbrowser.h>
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#include <qtabwidget.h>
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#include "kspread_dlg_formula.h"
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#include "kspread_canvas.h"
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#include "kspread_util.h"
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#include "kspread_editors.h"
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#include "kspread_doc.h"
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#include "kspread_map.h"
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#include <kapplication.h>
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#include <kbuttonbox.h>
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#include <knumvalidator.h>
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#include <qcombobox.h>
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#include <qpushbutton.h>
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#include <klineedit.h>
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KSpreadDlgFormula::KSpreadDlgFormula( KSpreadView* parent, const char* name,const QString& formulaName)
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: KDialogBase( parent, name,false,i18n("Function"), Ok|Cancel )
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setWFlags( Qt::WDestructiveClose );
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KSpreadCell* cell = m_pView->activeTable()->cellAt( m_pView->canvasWidget()->markerColumn(),
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m_pView->canvasWidget()->markerRow() );
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m_oldText=cell->text();
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// Make sure that there is a cell editor running.
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if ( !m_pView->canvasWidget()->editor() )
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m_pView->canvasWidget()->createEditor( KSpreadCanvas::CellEditor );
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if(cell->text().isEmpty())
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m_pView->canvasWidget()->editor()->setText( "=" );
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if(cell->text().at(0)!='=')
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m_pView->canvasWidget()->editor()->setText( "="+cell->text() );
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m_pView->canvasWidget()->editor()->setText( cell->text() );
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Q_ASSERT( m_pView->canvasWidget()->editor() );
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QWidget *page = new QWidget( this );
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QGridLayout *grid1 = new QGridLayout(page,11,2,KDialog::marginHint(), KDialog::spacingHint());
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searchFunct = new KLineEdit(page);
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QSizePolicy sp3( QSizePolicy::Preferred, QSizePolicy::Fixed );
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searchFunct->setSizePolicy( sp3 );
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grid1->addWidget( searchFunct, 0, 0 );
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typeFunction = new QComboBox(page);
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QStringList cats = KSpreadFunctionRepository::self()->groups();
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cats.prepend( i18n("All") );
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typeFunction->insertStringList( cats );
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grid1->addWidget( typeFunction, 1, 0 );
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functions = new QListBox(page);
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QSizePolicy sp1( QSizePolicy::Preferred, QSizePolicy::Expanding );
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functions->setSizePolicy( sp1 );
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grid1->addWidget( functions, 2, 0 );
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selectFunction = new QPushButton( page );
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QToolTip::add(selectFunction, i18n("Insert function") );
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selectFunction->setPixmap( BarIcon( "down", KIcon::SizeSmall ) );
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grid1->addWidget( selectFunction, 3, 0 );
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result = new QLineEdit( page );
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grid1->addMultiCellWidget( result, 4, 4, 0, 1 );
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m_tabwidget = new QTabWidget( page );
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QSizePolicy sp2( QSizePolicy::Expanding, QSizePolicy::Expanding );
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m_tabwidget->setSizePolicy( sp2 );
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grid1->addMultiCellWidget( m_tabwidget, 0, 2, 1, 1 );
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m_browser = new QTextBrowser( m_tabwidget );
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m_browser->setMinimumWidth( 300 );
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m_tabwidget->addTab( m_browser, i18n("&Help") );
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int index = m_tabwidget->currentPageIndex();
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m_input = new QWidget( m_tabwidget );
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QVBoxLayout *grid2 = new QVBoxLayout( m_input, KDialog::marginHint(), KDialog::spacingHint() );
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// grid2->setResizeMode (QLayout::Minimum);
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label1 = new QLabel(m_input);
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grid2->addWidget( label1 );
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firstElement=new QLineEdit(m_input);
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grid2->addWidget( firstElement );
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label2=new QLabel(m_input);
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grid2->addWidget( label2 );
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secondElement=new QLineEdit(m_input);
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grid2->addWidget( secondElement );
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label3=new QLabel(m_input);
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grid2->addWidget( label3 );
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thirdElement=new QLineEdit(m_input);
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grid2->addWidget( thirdElement );
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label4=new QLabel(m_input);
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grid2->addWidget( label4 );
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fourElement=new QLineEdit(m_input);
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grid2->addWidget( fourElement );
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label5=new QLabel(m_input);
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grid2->addWidget( label5 );
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fiveElement=new QLineEdit(m_input);
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grid2->addWidget( fiveElement );
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grid2->addStretch( 10 );
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m_tabwidget->addTab( m_input, i18n("&Parameters") );
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m_tabwidget->setTabEnabled( m_input, FALSE );
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m_tabwidget->setCurrentPage( index );
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refresh_result = true;
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connect( this, SIGNAL( cancelClicked() ), this, SLOT( slotClose() ) );
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connect( this, SIGNAL( okClicked() ), this, SLOT( slotOk() ) );
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connect( typeFunction, SIGNAL( activated(const QString &) ),
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this, SLOT( slotActivated(const QString &) ) );
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connect( functions, SIGNAL( highlighted(const QString &) ),
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this, SLOT( slotSelected(const QString &) ) );
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connect( functions, SIGNAL( selected(const QString &) ),
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this, SLOT( slotSelected(const QString &) ) );
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connect( functions, SIGNAL( doubleClicked(QListBoxItem * ) ),
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this ,SLOT( slotDoubleClicked(QListBoxItem *) ) );
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slotActivated(i18n("All"));
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connect( selectFunction, SIGNAL(clicked()),
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this,SLOT(slotSelectButton()));
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connect( firstElement,SIGNAL(textChanged ( const QString & )),
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this,SLOT(slotChangeText(const QString &)));
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connect( secondElement,SIGNAL(textChanged ( const QString & )),
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this,SLOT(slotChangeText(const QString &)));
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connect( thirdElement,SIGNAL(textChanged ( const QString & )),
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this,SLOT(slotChangeText(const QString &)));
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connect( fourElement,SIGNAL(textChanged ( const QString & )),
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this,SLOT(slotChangeText(const QString &)));
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connect( fiveElement,SIGNAL(textChanged ( const QString & )),
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this,SLOT(slotChangeText(const QString &)));
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connect( m_pView, SIGNAL( sig_chooseSelectionChanged( KSpreadSheet*, const QRect& ) ),
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this, SLOT( slotSelectionChanged( KSpreadSheet*, const QRect& ) ) );
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connect( m_browser, SIGNAL( linkClicked( const QString& ) ),
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this, SLOT( slotShowFunction( const QString& ) ) );
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// Save the name of the active table.
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m_tableName = m_pView->activeTable()->tableName();
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// Save the cells current text.
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QString tmp_oldText = m_pView->canvasWidget()->editor()->text();
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// Position of the cell.
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m_column = m_pView->canvasWidget()->markerColumn();
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m_row = m_pView->canvasWidget()->markerRow();
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if( tmp_oldText.isEmpty() )
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result->setText("=");
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if( tmp_oldText.at(0)!='=')
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result->setText( "=" + tmp_oldText );
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result->setText( tmp_oldText );
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// Allow the user to select cells on the spreadsheet.
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m_pView->canvasWidget()->startChoose();
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qApp->installEventFilter( this );
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// Was a function name passed along with the constructor ? Then activate it.
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if( !formulaName.isEmpty() )
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functions->setCurrentItem( functions->index( functions->findItem( formulaName ) ) );
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slotDoubleClicked( functions->findItem( formulaName ) );
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// Set keyboard focus to allow selection of a formula.
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searchFunct->setFocus();
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// Add auto completion.
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searchFunct->setCompletionMode( KGlobalSettings::CompletionAuto );
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searchFunct->setCompletionObject( &listFunct, true );
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if( functions->currentItem() == -1 )
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selectFunction->setEnabled( false );
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connect( searchFunct, SIGNAL( textChanged( const QString & ) ),
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this, SLOT( slotSearchText(const QString &) ) );
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connect( searchFunct, SIGNAL( returnPressed() ),
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this, SLOT( slotPressReturn() ) );
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KSpreadDlgFormula::~KSpreadDlgFormula()
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kdDebug(36001)<<"KSpreadDlgFormula::~KSpreadDlgFormula() \n";
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void KSpreadDlgFormula::slotPressReturn()
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//laurent 2001-07-07 desactivate this code
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//because kspread crash.
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if( !functions->currentText().isEmpty() )
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slotDoubleClicked( functions->findItem( functions->currentText() ) );
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void KSpreadDlgFormula::slotSearchText(const QString &_text)
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QString result = listFunct.makeCompletion( _text.upper() );
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if( !result.isNull() )
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functions->setCurrentItem( functions->index( functions->findItem( result ) ) );
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bool KSpreadDlgFormula::eventFilter( QObject* obj, QEvent* ev )
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if ( obj == firstElement && ev->type() == QEvent::FocusIn )
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m_focus = firstElement;
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else if ( obj == secondElement && ev->type() == QEvent::FocusIn )
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m_focus = secondElement;
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else if ( obj == thirdElement && ev->type() == QEvent::FocusIn )
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m_focus = thirdElement;
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else if ( obj == fourElement && ev->type() == QEvent::FocusIn )
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m_focus = fourElement;
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else if ( obj == fiveElement && ev->type() == QEvent::FocusIn )
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m_focus = fiveElement;
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m_pView->canvasWidget()->startChoose();
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void KSpreadDlgFormula::slotOk()
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m_pView->doc()->emitBeginOperation( false );
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m_pView->canvasWidget()->endChoose();
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// Switch back to the old table
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if( m_pView->activeTable()->tableName() != m_tableName )
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KSpreadSheet *table=m_pView->doc()->map()->findTable(m_tableName);
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m_pView->setActiveTable(table);
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// Revert the marker to its original position
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m_pView->selectionInfo()->setMarker( QPoint( m_column, m_row ),
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m_pView->activeTable());
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// If there is still an editor then set the text.
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// Usually the editor is always in place.
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if( m_pView->canvasWidget()->editor() != 0 )
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Q_ASSERT( m_pView->canvasWidget()->editor() );
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QString tmp = result->text();
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if( tmp.at(0) != '=')
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int pos = m_pView->canvasWidget()->editor()->cursorPosition()+ tmp.length();
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m_pView->canvasWidget()->editor()->setText( tmp );
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m_pView->canvasWidget()->editor()->setFocus();
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m_pView->canvasWidget()->editor()->setCursorPosition( pos );
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m_pView->slotUpdateView( m_pView->activeTable() );
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void KSpreadDlgFormula::slotClose()
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m_pView->doc()->emitBeginOperation( false );
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m_pView->canvasWidget()->endChoose();
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// Switch back to the old table
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if(m_pView->activeTable()->tableName() != m_tableName )
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KSpreadSheet *table=m_pView->doc()->map()->findTable(m_tableName);
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m_pView->setActiveTable(table);
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// Revert the marker to its original position
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m_pView->selectionInfo()->setMarker( QPoint( m_column, m_row ),
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m_pView->activeTable() );
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// If there is still an editor then reset the text.
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// Usually the editor is always in place.
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if( m_pView->canvasWidget()->editor() != 0 )
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Q_ASSERT( m_pView->canvasWidget()->editor() );
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m_pView->canvasWidget()->editor()->setText( m_oldText );
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m_pView->canvasWidget()->editor()->setFocus();
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m_pView->slotUpdateView( m_pView->activeTable() );
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//laurent 2002-01-03 comment this line otherwise kspread crash
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//but dialog box is not deleted => not good
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void KSpreadDlgFormula::slotSelectButton()
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if( functions->currentItem() != -1 )
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slotDoubleClicked(functions->findItem(functions->text(functions->currentItem())));
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void KSpreadDlgFormula::slotChangeText( const QString& )
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if( !refresh_result )
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QString tmp = m_leftText+m_funcName+"(";
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tmp += createFormula();
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tmp = tmp+ ")" + m_rightText;
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result->setText( tmp );
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QString KSpreadDlgFormula::createFormula()
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return QString::null;
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int count = m_desc->params();
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if(!firstElement->text().isEmpty() && count >= 1 )
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tmp=tmp+createParameter(firstElement->text(), 0 );
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if(!secondElement->text().isEmpty() && count >= 2 )
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tmp=tmp+";"+createParameter(secondElement->text(), 1 );
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tmp=tmp+createParameter(secondElement->text(), 1 );
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if(!thirdElement->text().isEmpty() && count >= 3 )
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tmp=tmp+";"+createParameter(thirdElement->text(), 2 );
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tmp=tmp+createParameter(thirdElement->text(), 2 );
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if(!fourElement->text().isEmpty() && count >= 4 )
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tmp=tmp+";"+createParameter(fourElement->text(), 3 );
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tmp=tmp+createParameter(fourElement->text(), 3 );
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if(!fiveElement->text().isEmpty() && count >= 5 )
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tmp=tmp+";"+createParameter(fiveElement->text(), 4 );
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tmp=tmp+createParameter(fiveElement->text(), 4 );
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QString KSpreadDlgFormula::createParameter( const QString& _text, int param )
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if ( _text.isEmpty() )
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return QString( "" );
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return QString( "" );
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KSpreadParameterType elementType = m_desc->param( param ).type();
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switch( elementType )
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double tmp = m_pView->doc()->locale()->readNumber( _text, &isNumber );
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//In case of number or boolean return _text, else return value as KSpread_String
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if ( isNumber || _text.upper() =="FALSE" || _text.upper() == "TRUE" )
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// Does the text start with quotes?
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if ( _text[0] == '"' )
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text = "\\"; // changed: was "\""
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while( ( pos = tmp.find( '"', start ) ) != -1 )
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if (tmp[pos - 1] != '\\')
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tmp.replace( pos, 1, "\\\"" );
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KSpreadPoint p = KSpreadPoint( _text, m_pView->doc()->map() );
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KSpreadRange r = KSpreadRange( _text, m_pView->doc()->map() );
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if( !p.isValid() && !r.isValid() )
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while( ( pos = tmp.find( '"', start ) ) != -1 )
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if (tmp[pos - 1] != '\\')
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tmp.replace( pos, 1, "\\\"" );
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case KSpread_Boolean:
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static void showEntry( QLineEdit* edit, QLabel* label, KSpreadFunctionDescription* desc, int param )
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label->setText( desc->param( param ).helpText()+":" );
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KSpreadParameterType elementType = desc->param( param ).type();
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KFloatValidator *validate=0L;
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switch( elementType )
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case KSpread_Boolean:
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edit->clearValidator ();
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validate=new KFloatValidator (edit);
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validate->setAcceptLocalizedNumbers(true);
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edit->setValidator(validate);
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edit->setText( "0" );
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edit->setValidator(new QIntValidator (edit));
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edit->setText( "0" );
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void KSpreadDlgFormula::slotDoubleClicked( QListBoxItem* item )
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refresh_result = false;
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m_browser->setText( "" );
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int old_length = result->text().length();
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// Dont change order of these function calls due to a bug in Qt 2.2
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m_browser->setText( m_desc->toQML() );
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m_tabwidget->setTabEnabled( m_input, TRUE );
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m_tabwidget->setCurrentPage( 1 );
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// Show as many QLineEdits as needed.
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if( m_desc->params() > 0 )
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m_focus = firstElement;
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firstElement->setFocus();
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showEntry( firstElement, label1, m_desc, 0 );
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firstElement->hide();
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if( m_desc->params() > 1 )
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showEntry( secondElement, label2, m_desc, 1 );
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secondElement->hide();
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if( m_desc->params() > 2 )
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showEntry( thirdElement, label3, m_desc, 2 );
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thirdElement->hide();
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if( m_desc->params() > 3 )
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showEntry( fourElement, label4, m_desc, 3 );
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if( m_desc->params() > 4 )
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showEntry( fiveElement, label5, m_desc, 4 );
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if( m_desc->params() > 5 )
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kdDebug(36001) << "Error in param->nb_param" << endl;
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refresh_result = true;
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// Put the new function call in the result.
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if( result->cursorPosition() < old_length )
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m_rightText=result->text().right(old_length-result->cursorPosition());
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m_leftText=result->text().left(result->cursorPosition());
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m_leftText=result->text();
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int pos = result->cursorPosition();
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result->setText( m_leftText+functions->text( functions->currentItem() ) + "()" + m_rightText);
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if (result->text()[0] != '=')
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result->setText("=" + result->text());
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// Put focus somewhere is there are no QLineEdits visible
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if( m_desc->params() == 0 )
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label1->setText( i18n("This function has no parameters.") );
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result->setCursorPosition(pos+functions->text(functions->currentItem()).length()+2);
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slotChangeText( "" );
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void KSpreadDlgFormula::slotSelected( const QString& function )
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KSpreadFunctionDescription* desc =
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KSpreadFunctionRepository::self()->functionInfo( function );
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m_browser->setText( "" );
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if( functions->currentItem() !=- 1 )
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selectFunction->setEnabled( TRUE );
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refresh_result = false;
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m_funcName = function;
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m_browser->setText( m_desc->toQML() );
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m_browser->setContentsPos( 0, 0 );
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m_tabwidget->setCurrentPage( 0 );
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m_tabwidget->setTabEnabled( m_input, FALSE );
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// from hyperlink in the "Related Function"
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void KSpreadDlgFormula::slotShowFunction( const QString& function )
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KSpreadFunctionDescription* desc =
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KSpreadFunctionRepository::self()->functionInfo( function );
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// select the category
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QString category = desc->group();
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typeFunction->setCurrentText( category );
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slotActivated( category );
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// select the function
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QListBoxItem* item = functions->findItem( function,
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Qt::ExactMatch | Qt::CaseSensitive );
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if( item ) functions->setCurrentItem( item );
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slotSelected( function );
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void KSpreadDlgFormula::slotSelectionChanged( KSpreadSheet* _table, const QRect& _selection )
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if ( _selection.left() == 0 )
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if ( _selection.left() >= _selection.right() && _selection.top() >= _selection.bottom() )
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int dx = _selection.right();
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int dy = _selection.bottom();
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tmp = _table->tableName() + "!" + util_encodeColumnLabelText( dx ) + tmp;
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m_focus->setText( tmp );
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QString area = util_rangeName( _table, _selection );
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m_focus->setText( area );
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void KSpreadDlgFormula::slotActivated( const QString& category )
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if ( category == i18n("All") )
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lst = KSpreadFunctionRepository::self()->functionNames();
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lst = KSpreadFunctionRepository::self()->functionNames( category );
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kdDebug(36001)<<"category: "<<category<<" ("<<lst.count()<<"functions)" << endl;
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functions->insertStringList( lst );
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QStringList upperList;
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for ( QStringList::Iterator it = lst.begin(); it != lst.end();++it )
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upperList.append((*it).upper());
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listFunct.setItems( upperList );
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// Go to the first function in the list.
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functions->setCurrentItem(0);
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slotSelected( functions->text(0) );
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void KSpreadDlgFormula::closeEvent ( QCloseEvent * e )
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#include "kspread_dlg_formula.moc"
added
removed
kspread/kspread_dlg_formula.cc
