Initial import

1 files changed, 567 insertions, 0 deletions

diff --git a/src/idsuggestionswidget.cpp b/src/idsuggestionswidget.cpp
new file mode 100644
index 0000000..d2d371f
--- /dev/null
+++ b/src/idsuggestionswidget.cpp
@@ -0,0 +1,567 @@
+/***************************************************************************
+ *   Copyright (C) 2004-2009 by Thomas Fischer                             *
+ *   [email protected]                                             *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU 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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+#include <qlayout.h>
+#include <qspinbox.h>
+#include <qlabel.h>
+#include <qcheckbox.h>
+#include <qobjectlist.h>
+#include <qscrollview.h>
+
+#include <kglobalsettings.h>
+#include <klineedit.h>
+#include <kpopupmenu.h>
+#include <kcombobox.h>
+#include <kpushbutton.h>
+#include <kdialogbase.h>
+#include <kiconloader.h>
+#include <klocale.h>
+
+#include <idsuggestions.h>
+#include <fileimporter.h>
+#include <fileimporterbibtex.h>
+#include "idsuggestionswidget.h"
+
+#define min(a,b)  ((a)>(b)?(b):(a))
+#define max(a,b)  ((a)<(b)?(b):(a))
+
+namespace KBibTeX
+{
+    QString IdSuggestionsWidget::exampleBibTeXEntry = "@Article{ dijkstra1983terminationdetect,\nauthor = {Edsger W. Dijkstra and W. H. J. Feijen and A. J. M. {van Gasteren}},\ntitle = {{Derivation of a Termination Detection Algorithm for Distributed Computations}},\njournal = {Information Processing Letters},\nvolume = 16,\nnumber = 5,\npages = {217--219},\nmonth = jun,\nyear = 1983\n}";
+
+    IdSuggestionComponent::IdSuggestionComponent( const QString& title, QWidget *parent ): QFrame( parent ), m_toBeDeleted( false ), m_title( title ), m_parent( parent )
+    {
+        setFrameShape( QFrame::Panel );
+        setFrameShadow( QFrame::Sunken );
+        setLineWidth( 1 );
+    }
+
+    QWidget *IdSuggestionComponent::moveWidgets( QWidget *parent )
+    {
+        QWidget *container = new QWidget( parent );
+        QVBoxLayout *layout = new QVBoxLayout( container, 0, KDialog::spacingHint() );
+        m_pushButtonUp = new KPushButton( QIconSet( SmallIcon( "up" ) ), i18n( "Up" ), container );
+        m_pushButtonDown = new KPushButton( QIconSet( SmallIcon( "down" ) ), i18n( "Down" ), container );
+        m_pushButtonDel = new KPushButton( QIconSet( SmallIcon( "remove" ) ), i18n( "Delete" ), container );
+        layout->addWidget( m_pushButtonUp );
+        layout->addWidget( m_pushButtonDown );
+        layout->addWidget( m_pushButtonDel );
+        layout->addStretch( 10 );
+        connect( m_pushButtonUp, SIGNAL( clicked() ), this, SLOT( slotUp() ) );
+        connect( m_pushButtonDown, SIGNAL( clicked() ), this, SLOT( slotDown() ) );
+        connect( m_pushButtonDel, SIGNAL( clicked() ), this, SLOT( slotDelete() ) );
+        return container;
+    }
+
+    void IdSuggestionComponent::setEnableUpDown( bool enableUp, bool enableDown )
+    {
+        m_pushButtonUp->setEnabled( enableUp );
+        m_pushButtonDown->setEnabled( enableDown );
+    }
+
+    void IdSuggestionComponent::slotUp()
+    {
+        QVBoxLayout *layout = dynamic_cast<QVBoxLayout*>( m_parent->layout() );
+        if ( layout == NULL ) return;
+        int oldPos = layout->findWidget( this );
+        if ( oldPos > 0 )
+        {
+            layout->remove( this );
+            layout->insertWidget( oldPos - 1, this );
+            emit moved();
+        }
+    }
+
+    void IdSuggestionComponent::slotDown()
+    {
+        QVBoxLayout *layout = dynamic_cast<QVBoxLayout*>( m_parent->layout() );
+        if ( layout == NULL ) return;
+        int oldPos = layout->findWidget( this );
+        int componentCount = dynamic_cast<IdSuggestionsWidget*>( m_parent->parent()->parent()->parent() )->numComponents();
+        if ( oldPos < componentCount - 1 )
+        {
+            layout->remove( this );
+            layout->insertWidget( oldPos + 1, this );
+            emit moved();
+        }
+    }
+
+    void IdSuggestionComponent::slotDelete()
+    {
+        m_toBeDeleted = true;
+        emit deleted();
+        delete this;
+    }
+
+    IdSuggestionComponentAuthor::IdSuggestionComponentAuthor( const QString &text, QWidget *parent ): IdSuggestionComponent( i18n( "Author" ), parent )
+    {
+        QGridLayout *layout = new QGridLayout( this, 6, 4, KDialog::marginHint(), KDialog::spacingHint() );
+
+        QLabel *label = new QLabel( m_title, this );
+        QFont labelFont( label->font() );
+        labelFont.setBold( TRUE );
+        label->setFont( labelFont );
+        label->setBackgroundColor( KGlobalSettings::highlightColor() );
+        label->setPaletteForegroundColor( KGlobalSettings::highlightedTextColor() );
+        label->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
+        layout->addMultiCellWidget( label, 0, 0, 0, 2 );
+
+        m_comboBoxWhichAuthors = new KComboBox( false, this );
+        layout->addMultiCellWidget( m_comboBoxWhichAuthors, 1, 1, 0, 1 );
+        m_comboBoxWhichAuthors->insertItem( i18n( "All authors" ) );
+        m_comboBoxWhichAuthors->insertItem( i18n( "First author only" ) );
+        m_comboBoxWhichAuthors->insertItem( i18n( "All but first author" ) );
+        switch ( text[0] )
+        {
+        case 'a': m_comboBoxWhichAuthors->setCurrentItem( 1 ); break;
+        case 'z': m_comboBoxWhichAuthors->setCurrentItem( 2 ); break;
+        default: m_comboBoxWhichAuthors->setCurrentItem( 0 );
+        }
+        connect( m_comboBoxWhichAuthors, SIGNAL( activated( const QString& ) ), SIGNAL( modified() ) );
+
+        struct IdSuggestionTokenInfo info = IdSuggestions::evalToken( text.mid( 1 ) );
+
+        label = new QLabel( i18n( "Casing:" ), this );
+        layout->addWidget( label, 2, 0 );
+        m_comboBoxCasing = new KComboBox( FALSE, this );
+        label->setBuddy( m_comboBoxCasing );
+        layout->addWidget( m_comboBoxCasing, 2, 1 );
+        m_comboBoxCasing->insertItem( i18n( "No change" ) );
+        m_comboBoxCasing->insertItem( i18n( "Lower case" ) );
+        m_comboBoxCasing->insertItem( i18n( "Upper case" ) );
+        if ( info.toLower )
+            m_comboBoxCasing->setCurrentItem( 1 );
+        else if ( info.toUpper )
+            m_comboBoxCasing->setCurrentItem( 2 );
+        else
+            m_comboBoxCasing->setCurrentItem( 0 );
+        connect( m_comboBoxCasing, SIGNAL( activated( const QString& ) ), SIGNAL( modified() ) );
+
+        label = new QLabel( i18n( "Only first letters:" ), this );
+        layout->addWidget( label, 3, 0 );
+        m_spinBoxLen = new QSpinBox( this );
+        label->setBuddy( m_spinBoxLen );
+        layout->addWidget( m_spinBoxLen, 3, 1 );
+        m_spinBoxLen->setMinValue( 0 );
+        m_spinBoxLen->setMaxValue( 9 );
+        m_spinBoxLen->setSpecialValueText( i18n( "Complete name" ) );
+        m_spinBoxLen->setValue( info.len > 9 ? 0 : info.len );
+        m_spinBoxLen->setMinimumWidth( m_spinBoxLen->fontMetrics().width( i18n( "Complete name" ) ) + 32 );
+        connect( m_spinBoxLen, SIGNAL( valueChanged( int ) ), SIGNAL( modified() ) );
+
+        label = new QLabel( i18n( "Text between authors:" ), this );
+        layout->addWidget( label, 4, 0 );
+        m_lineEditInBetween = new KLineEdit( this );
+        label->setBuddy( m_lineEditInBetween );
+        layout->addWidget( m_lineEditInBetween, 4, 1 );
+        m_lineEditInBetween->setText( info.inBetween );
+        connect( m_lineEditInBetween, SIGNAL( textChanged( const QString& ) ), SIGNAL( modified() ) );
+
+        layout->setRowStretch( 5, 1 );
+        layout->setColStretch( 1, 1 );
+        layout->setColSpacing( 2, KDialog::spacingHint() * 3 );
+        layout->addMultiCellWidget( moveWidgets( this ), 0, 5, 3, 3 );
+    }
+
+    QString IdSuggestionComponentAuthor::text() const
+    {
+        if ( m_toBeDeleted ) return QString::null;
+
+        QString result;
+        switch ( m_comboBoxWhichAuthors->currentItem() )
+        {
+        case 1: result = "a"; break;
+        case 2: result = "z"; break;
+        default: result = "A";
+        }
+        if ( m_spinBoxLen->value() > 0 && m_spinBoxLen->value() <= 9 ) result.append( QString::number( m_spinBoxLen->value() ) );
+        if ( m_comboBoxCasing->currentItem() == 1 ) result.append( "l" );
+        else if ( m_comboBoxCasing->currentItem() == 2 ) result.append( "u" );
+        if ( !m_lineEditInBetween->text().isEmpty() ) result.append( '"' ).append( m_lineEditInBetween->text() );
+
+        return result;
+    }
+
+    IdSuggestionComponentTitle::IdSuggestionComponentTitle( const QString &text, QWidget *parent ): IdSuggestionComponent( i18n( "Title" ), parent )
+    {
+        QGridLayout *layout = new QGridLayout( this, 6, 4, KDialog::marginHint(), KDialog::spacingHint() );
+
+        QLabel *label = new QLabel( m_title, this );
+        QFont labelFont( label->font() );
+        labelFont.setBold( TRUE );
+        label->setFont( labelFont );
+        label->setBackgroundColor( KGlobalSettings::highlightColor() );
+        label->setPaletteForegroundColor( KGlobalSettings::highlightedTextColor() );
+        label->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
+        layout->addMultiCellWidget( label, 0, 0, 0, 2 );
+
+        m_checkBoxRemoveSmallWords = new QCheckBox( i18n( "Remove small words" ), this );
+        layout->addMultiCellWidget( m_checkBoxRemoveSmallWords, 1, 1, 0, 1 );
+        m_checkBoxRemoveSmallWords->setChecked( text[0] == 'T' );
+        connect( m_checkBoxRemoveSmallWords, SIGNAL( toggled( bool ) ), SIGNAL( modified() ) );
+
+        struct IdSuggestionTokenInfo info = IdSuggestions::evalToken( text.mid( 1 ) );
+
+        label = new QLabel( i18n( "Casing:" ), this );
+        layout->addWidget( label, 2, 0 );
+        m_comboBoxCasing = new KComboBox( FALSE, this );
+        label->setBuddy( m_comboBoxCasing );
+        layout->addWidget( m_comboBoxCasing, 2, 1 );
+        m_comboBoxCasing->insertItem( i18n( "No change" ) );
+        m_comboBoxCasing->insertItem( i18n( "Lower case" ) );
+        m_comboBoxCasing->insertItem( i18n( "Upper case" ) );
+        if ( info.toLower )
+            m_comboBoxCasing->setCurrentItem( 1 );
+        else if ( info.toUpper )
+            m_comboBoxCasing->setCurrentItem( 2 );
+        else
+            m_comboBoxCasing->setCurrentItem( 0 );
+        connect( m_comboBoxCasing, SIGNAL( textChanged( const QString& ) ), SIGNAL( modified() ) );
+
+        label = new QLabel( i18n( "Only first letters:" ), this );
+        layout->addWidget( label, 3, 0 );
+        m_spinBoxLen = new QSpinBox( this );
+        label->setBuddy( m_spinBoxLen );
+        layout->addWidget( m_spinBoxLen, 3, 1 );
+        m_spinBoxLen->setMinValue( 0 );
+        m_spinBoxLen->setMaxValue( 9 );
+        m_spinBoxLen->setSpecialValueText( i18n( "Complete title" ) );
+        m_spinBoxLen->setValue( info.len > 9 ? 0 : info.len );
+        m_spinBoxLen->setMinimumWidth( m_spinBoxLen->fontMetrics().width( i18n( "Complete title" ) ) + 32 );
+        connect( m_spinBoxLen, SIGNAL( valueChanged( int ) ), SIGNAL( modified() ) );
+
+        label = new QLabel( i18n( "Text between words:" ), this );
+        layout->addWidget( label, 4, 0 );
+        m_lineEditInBetween = new KLineEdit( this );
+        label->setBuddy( m_lineEditInBetween );
+        layout->addWidget( m_lineEditInBetween, 4, 1 );
+        m_lineEditInBetween->setText( info.inBetween );
+        connect( m_lineEditInBetween, SIGNAL( textChanged( const QString& ) ), SIGNAL( modified() ) );
+
+        layout->setRowStretch( 5, 1 );
+        layout->setColStretch( 1, 1 );
+        layout->setColSpacing( 2, KDialog::spacingHint() *2 );
+        layout->addMultiCellWidget( moveWidgets( this ), 0, 5, 3, 3 );
+    }
+
+    QString IdSuggestionComponentTitle::text() const
+    {
+        if ( m_toBeDeleted ) return QString::null;
+
+        QString result = m_checkBoxRemoveSmallWords->isChecked() ? "T" : "t";
+        if ( m_spinBoxLen->value() > 0 && m_spinBoxLen->value() <= 9 ) result.append( QString::number( m_spinBoxLen->value() ) );
+        if ( m_comboBoxCasing->currentItem() == 1 ) result.append( "l" );
+        else if ( m_comboBoxCasing->currentItem() == 2 ) result.append( "u" );
+        if ( !m_lineEditInBetween->text().isEmpty() ) result.append( '"' ).append( m_lineEditInBetween->text() );
+
+        return result;
+    }
+
+    IdSuggestionComponentYear::IdSuggestionComponentYear( const QString &text, QWidget *parent ): IdSuggestionComponent( i18n( "Year" ), parent )
+    {
+        QGridLayout *layout = new QGridLayout( this, 3, 4, KDialog::marginHint(), KDialog::spacingHint() );
+
+        QLabel *label = new QLabel( m_title, this );
+        QFont labelFont( label->font() );
+        labelFont.setBold( TRUE );
+        label->setFont( labelFont );
+        label->setBackgroundColor( KGlobalSettings::highlightColor() );
+        label->setPaletteForegroundColor( KGlobalSettings::highlightedTextColor() );
+        label->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
+        layout->addMultiCellWidget( label, 0, 0, 0, 2 );
+
+        label = new QLabel( i18n( "Year:" ), this );
+        layout->addWidget( label, 1, 0 );
+        m_comboBoxDigits = new KComboBox( this );
+        label->setBuddy( m_comboBoxDigits );
+        layout->addWidget( m_comboBoxDigits, 1, 1 );
+        m_comboBoxDigits->insertItem( i18n( "2 digits" ) );
+        m_comboBoxDigits->insertItem( i18n( "4 digits" ) );
+        m_comboBoxDigits->setCurrentItem( text[0] == 'y' ? 0 : 1 );
+        connect( m_comboBoxDigits, SIGNAL( activated( int ) ), SIGNAL( modified() ) );
+
+        layout->setColStretch( 1, 1 );
+        layout->setRowStretch( 2, 1 );
+        layout->setColSpacing( 2, KDialog::spacingHint() *2 );
+        layout->addMultiCellWidget( moveWidgets( this ), 0, 2, 3, 3 );
+    }
+
+    QString IdSuggestionComponentYear::text() const
+    {
+        if ( m_toBeDeleted ) return QString::null;
+        return m_comboBoxDigits->currentItem() == 0 ? "y" : "Y";
+    }
+
+    IdSuggestionComponentText::IdSuggestionComponentText( const QString &text, QWidget *parent ): IdSuggestionComponent( i18n( "Text" ), parent )
+    {
+        QGridLayout *layout = new QGridLayout( this, 3, 4, KDialog::marginHint(), KDialog::spacingHint() );
+
+        QLabel *label = new QLabel( m_title, this );
+        QFont labelFont( label->font() );
+        labelFont.setBold( TRUE );
+        label->setFont( labelFont );
+        label->setBackgroundColor( KGlobalSettings::highlightColor() );
+        label->setPaletteForegroundColor( KGlobalSettings::highlightedTextColor() );
+        label->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
+        layout->addMultiCellWidget( label, 0, 0, 0, 2 );
+
+        label = new QLabel( i18n( "Text in between:" ), this );
+        layout->addWidget( label, 1, 0 );
+        m_lineEditInBetween = new KLineEdit( this );
+        label->setBuddy( m_lineEditInBetween );
+        layout->addWidget( m_lineEditInBetween, 1, 1 );
+        m_lineEditInBetween->setText( text.mid( 1 ) );
+        connect( m_lineEditInBetween, SIGNAL( textChanged( const QString& ) ), SIGNAL( modified() ) );
+
+        layout->setColStretch( 1, 1 );
+        layout->setRowStretch( 2, 1 );
+        layout->setColSpacing( 2, KDialog::spacingHint() * 2 );
+        layout->addMultiCellWidget( moveWidgets( this ), 0, 2, 3, 3 );
+    }
+
+    QString IdSuggestionComponentText::text() const
+    {
+        if ( m_toBeDeleted ) return QString::null;
+        return m_lineEditInBetween->text().isEmpty() ? QString::null : QString( "\"" ).append( m_lineEditInBetween->text() );
+    }
+
+    IdSuggestionsScrollView::IdSuggestionsScrollView( QWidget *parent, const char*name ): QScrollView( parent, name ), m_widget( NULL )
+    {
+        setMinimumHeight( 256 );
+        setHScrollBarMode( QScrollView::AlwaysOff );
+        setVScrollBarMode( QScrollView::AlwaysOn );
+        setLineWidth( 0 );
+    }
+
+    IdSuggestionsScrollView::~IdSuggestionsScrollView()
+    {
+        // nothing
+    }
+
+    void IdSuggestionsScrollView::viewportResizeEvent( QResizeEvent * )
+    {
+        if ( m_widget != NULL )
+            m_widget->setFixedWidth( viewport()->width() );
+    }
+
+    IdSuggestionsWidget::IdSuggestionsWidget( const QString &formatStr, KDialogBase *parent, const char *name )
+            : QWidget( parent, name ), m_originalFormatStr( formatStr ), m_parent( parent )
+    {
+        BibTeX::FileImporter *importer = new BibTeX::FileImporterBibTeX( false );
+        BibTeX::File *file = importer->load( exampleBibTeXEntry );
+        m_example = new BibTeX::Entry( dynamic_cast<BibTeX::Entry*>( *( file->begin() ) ) );
+        delete file;
+        delete importer;
+
+        setupGUI();
+        reset( formatStr );
+    }
+
+    IdSuggestionsWidget::~IdSuggestionsWidget()
+    {
+        // nothing
+    }
+
+    int IdSuggestionsWidget::numComponents()
+    {
+        return m_componentCount;
+    }
+
+    QDialog::DialogCode IdSuggestionsWidget::execute( QString &formatStr, QWidget *parent, const char *name )
+    {
+        KDialogBase * dlg = new KDialogBase( parent, name, true, i18n( "Edit Id Suggestions" ), KDialogBase::Ok | KDialogBase::Cancel );
+        IdSuggestionsWidget* ui = new IdSuggestionsWidget( formatStr, dlg, "IdSuggestionsWidget" );
+        dlg->setMainWidget( ui );
+
+        QDialog::DialogCode result = ( QDialog::DialogCode ) dlg->exec();
+        if ( result == QDialog::Accepted )
+            ui->apply( formatStr );
+
+        delete( ui );
+        delete( dlg );
+
+        return result;
+    }
+
+    void IdSuggestionsWidget::reset( const QString& formatStr )
+    {
+        QLayoutIterator it = m_listOfComponents->layout()->iterator();
+        QLayoutItem *child;
+        while (( child = it.current() ) != 0 )
+        {
+            IdSuggestionComponent *component = dynamic_cast<IdSuggestionComponent*>( child->widget() );
+            ++it;
+            if ( component != NULL )
+                delete component;
+        }
+
+        m_componentCount = 0;
+        QStringList lines = QStringList::split( '|', formatStr );
+        for ( QStringList::Iterator it = lines.begin(); it != lines.end();++it )
+        {
+            IdSuggestionComponent *component = NULL;
+            if (( *it )[0] == 'a' || ( *it )[0] == 'A' )
+                component = new IdSuggestionComponentAuthor( *it, m_listOfComponents );
+            else if (( *it )[0] == 't' || ( *it )[0] == 'T' )
+                component = new IdSuggestionComponentTitle( *it, m_listOfComponents );
+            else if (( *it )[0] == 'y' || ( *it )[0] == 'Y' )
+                component = new IdSuggestionComponentYear( *it, m_listOfComponents );
+            else if (( *it )[0] == '"' )
+                component = new IdSuggestionComponentText( *it, m_listOfComponents );
+
+            if ( component != NULL )
+            {
+                ++m_componentCount;
+                connect( component, SIGNAL( moved() ), this, SLOT( updateGUI() ) );
+                connect( component, SIGNAL( deleted() ), this, SLOT( componentDeleted() ) );
+                connect( component, SIGNAL( modified() ), this, SLOT( updateExample() ) );
+            }
+        }
+
+        m_listOfComponents->adjustSize();
+        m_scrollViewComponents->verticalScrollBar()->adjustSize();
+        updateGUI();
+        m_scrollViewComponents->resize( m_scrollViewComponents->width(), min( 384, m_listOfComponents->height() + 2 ) );
+    }
+
+    void IdSuggestionsWidget::apply( QString& formatStr )
+    {
+        bool first = TRUE;
+        formatStr = "";
+        QLayoutIterator it = m_listOfComponents->layout()->iterator();
+        QLayoutItem *child;
+        while (( child = it.current() ) != 0 )
+        {
+            IdSuggestionComponent *component = dynamic_cast<IdSuggestionComponent*>( child->widget() );
+            QString text = QString::null;
+            if ( component != NULL && ( text = component->text() ) != QString::null )
+            {
+                if ( first ) first = FALSE; else formatStr.append( "|" );
+                formatStr.append( text );
+            }
+            ++it;
+        }
+    }
+
+    void IdSuggestionsWidget::setupGUI()
+    {
+        QGridLayout *gridLayout = new QGridLayout( this, 3, 2, 0, KDialog::spacingHint() );
+        gridLayout->setRowStretch( 2, 1 );
+        gridLayout->setColStretch( 0, 1 );
+
+        m_labelExample = new QLabel( this );
+        gridLayout->addMultiCellWidget( m_labelExample, 0, 1, 0, 0 );
+
+        m_pushButtonAdd = new KPushButton( i18n( "Add" ), this );
+        gridLayout->addWidget( m_pushButtonAdd, 1, 1 );
+
+        m_scrollViewComponents = new IdSuggestionsScrollView( this );
+        m_listOfComponents = new QWidget( m_scrollViewComponents->viewport() );
+        m_scrollViewComponents->setMainWidget( m_listOfComponents );
+        m_scrollViewComponents->addChild( m_listOfComponents );
+        gridLayout->addMultiCellWidget( m_scrollViewComponents, 2, 2, 0, 1 );
+        QVBoxLayout *listLayout = new QVBoxLayout( m_listOfComponents, 0, KDialog::spacingHint() );
+        listLayout->setAutoAdd( TRUE );
+
+        KPopupMenu *addMenu = new KPopupMenu( m_pushButtonAdd );
+        addMenu->insertItem( i18n( "Author" ), 1 );
+        addMenu->insertItem( i18n( "Year" ), 2 );
+        addMenu->insertItem( i18n( "Title" ), 3 );
+        addMenu->insertItem( i18n( "Text" ), 4 );
+        connect( addMenu, SIGNAL( activated( int ) ), this, SLOT( addMenuActivated( int ) ) );
+        m_pushButtonAdd->setPopup( addMenu );
+    }
+
+    void IdSuggestionsWidget::addMenuActivated( int id )
+    {
+        IdSuggestionComponent *comp = NULL;
+        if ( id == 1 )
+            comp = new IdSuggestionComponentAuthor( "a", m_listOfComponents );
+        else if ( id == 2 )
+            comp = new IdSuggestionComponentYear( "y", m_listOfComponents );
+        else if ( id == 3 )
+            comp = new IdSuggestionComponentTitle( "t", m_listOfComponents );
+        else if ( id == 4 )
+            comp = new IdSuggestionComponentText( "", m_listOfComponents );
+
+        if ( comp != NULL )
+        {
+            ++m_componentCount;
+
+            comp->show();
+
+            connect( comp, SIGNAL( moved() ), this, SLOT( updateGUI() ) );
+            connect( comp, SIGNAL( deleted() ), this, SLOT( componentDeleted() ) );
+            connect( comp, SIGNAL( modified() ), this, SLOT( updateExample() ) );
+            m_listOfComponents->adjustSize();
+            m_scrollViewComponents->ensureVisible( 10, m_listOfComponents->height() - 2 );
+            updateGUI();
+        }
+    }
+
+    void IdSuggestionsWidget::updateGUI()
+    {
+        QLayoutIterator it = m_listOfComponents->layout()->iterator();
+        QLayoutItem *child = NULL;
+        IdSuggestionComponent *lastComponent = NULL;
+        bool first = TRUE;
+        int i = 0;
+        while (( child = it.current() ) != 0 )
+        {
+            IdSuggestionComponent *component = dynamic_cast<IdSuggestionComponent*>( child->widget() );
+            ++it;
+            if ( component != NULL )
+            {
+                if ( first )
+                {
+                    first = FALSE;
+                    component->setEnableUpDown( FALSE, m_componentCount > 1 );
+                }
+                else
+                    component->setEnableUpDown( TRUE, i < m_componentCount - 1 );
+
+                ++i;
+                lastComponent = component;
+            }
+        }
+
+        if ( lastComponent != NULL )
+            lastComponent->setEnableUpDown( m_componentCount > 1, FALSE );
+
+        m_scrollViewComponents->updateGeometry();
+        m_parent->enableButtonOK( m_componentCount > 0 );
+        updateExample();
+    }
+
+    void IdSuggestionsWidget::componentDeleted()
+    {
+        --m_componentCount;
+        updateGUI();
+    }
+
+    void IdSuggestionsWidget::updateExample()
+    {
+        QString formatStr;
+        apply( formatStr );
+        QString formatted = IdSuggestions::formatId( m_example, formatStr );
+        m_labelExample->setText( QString( i18n( "<qt>Example:<br/><b>%1</b></qt>" ) ).arg( formatted ) );
+    }
+
+}
+#include "idsuggestionswidget.moc"