#include "chiasmuskeyselector.h"

#include <KLineEdit>
#include <KListWidget>
#include <KLocale>
#include <KPushButton>

#include <QLayout>
#include <QLabel>
#include <QVBoxLayout>

ChiasmusKeySelector::ChiasmusKeySelector( QWidget* parent, const QString& caption,
                                          const QStringList& keys, const QString& currentKey,
                                          const QString& lastOptions )
  : KDialog( parent )
{
  setCaption( caption );
  setButtons( Ok | Cancel );
  setObjectName( "chiasmusKeySelector" );
  QWidget *page = new QWidget( this );
  setMainWidget(page);

  QVBoxLayout *layout = new QVBoxLayout(page);
  layout->setSpacing(KDialog::spacingHint());

  mLabel = new QLabel( i18n( "Please select the Chiasmus key file to use:" ), page );
  layout->addWidget( mLabel );

  mListBox = new KListWidget( page );
  mListBox->addItems( keys );
  const int current = keys.indexOf( currentKey );
  mListBox->setCurrentRow( qMax( 0, current ) );
  mListBox->scrollToItem( mListBox->item( qMax( 0, current ) ) );
  layout->addWidget( mListBox, 1 );

  QLabel* optionLabel = new QLabel( i18n( "Additional arguments for chiasmus:" ), page );
  layout->addWidget( optionLabel );

  mOptions = new KLineEdit( lastOptions, page );
  optionLabel->setBuddy( mOptions );
  layout->addWidget( mOptions );

  layout->addStretch();

  connect( mListBox, SIGNAL( itemDoubleClicked( QListWidgetItem * ) ), this, SLOT( accept() ) );
  connect( mListBox, SIGNAL( itemSelectionChanged() ), this, SLOT( slotItemSelectionChanged() ) );

  slotItemSelectionChanged();
  mListBox->setFocus();
}

void ChiasmusKeySelector::slotItemSelectionChanged()
{
  button( Ok )->setEnabled( mListBox->selectedItems().size() > 0 );
}

QString ChiasmusKeySelector::key() const
{
  if (mListBox->selectedItems().size() > 0) {
    return mListBox->currentItem()->text();
  } else {
    return QString();
  }
}

QString ChiasmusKeySelector::options() const
{
  return mOptions->text();
}


#include "chiasmuskeyselector.moc"