AutoComplete::AutoComplete(QWidget *parent, QLineEdit *editor):
QObject(parent), buddy(parent), editor(editor), suggester(0) {
enabled = true;
popup = new QListWidget;
popup->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
popup->installEventFilter(this);
popup->setMouseTracking(true);
popup->setWindowOpacity(.9);
connect(popup, SIGNAL(itemClicked(QListWidgetItem*)),
SLOT(doneCompletion()));
// connect(popup, SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
// SLOT(currentItemChanged(QListWidgetItem *)));
// mouse hover
// connect(popup, SIGNAL(itemEntered(QListWidgetItem*)),
// SLOT(currentItemChanged(QListWidgetItem *)));
popup->setWindowFlags(Qt::Popup);
popup->setFocusPolicy(Qt::NoFocus);
popup->setFocusProxy(parent);
timer = new QTimer(this);
timer->setSingleShot(true);
timer->setInterval(300);
connect(timer, SIGNAL(timeout()), SLOT(autoSuggest()));
connect(editor, SIGNAL(textEdited(QString)), timer, SLOT(start()));
}
SuggestCompletion::SuggestCompletion(QLineEdit *parent)
: QObject(parent)
, m_editor(parent)
{
m_popup = new QTreeWidget;
m_popup->setWindowFlags(Qt::Popup);
m_popup->setFocusPolicy(Qt::NoFocus);
m_popup->setFocusProxy(parent);
m_popup->setMouseTracking(true);
m_popup->setColumnCount(1);
m_popup->setUniformRowHeights(true);
m_popup->setRootIsDecorated(false);
m_popup->setEditTriggers(QTreeWidget::NoEditTriggers);
m_popup->setSelectionBehavior(QTreeWidget::SelectRows);
m_popup->setFrameStyle(QFrame::Box | QFrame::Plain);
m_popup->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
m_popup->header()->hide();
m_popup->installEventFilter(this);
connect(m_popup, SIGNAL(itemClicked(QTreeWidgetItem*,int)),
SLOT(doneCompletion()));
m_timer = new QTimer(this);
m_timer->setSingleShot(true);
m_timer->setInterval(500);
connect(m_timer, SIGNAL(timeout()), SLOT(autoSuggest()));
connect(m_editor, SIGNAL(textEdited(QString)), m_timer, SLOT(start()));
}
void KonqComboLineEdit::setCompletedItems( const QStringList& items, bool )
{
QString txt;
KonqComboCompletionBox *completionbox = static_cast<KonqComboCompletionBox*>( completionBox() );
if ( completionbox && completionbox->isVisible() )
// The popup is visible already - do the matching on the initial string,
// not on the currently selected one.
txt = completionbox->cancelledText();
else
txt = text();
if ( !items.isEmpty() && !(items.count() == 1 && txt == items.first()) ) {
if ( !completionBox( false ) ) {
setCompletionBox( new KonqComboCompletionBox( this ) );
completionbox = static_cast<KonqComboCompletionBox*>( completionBox() );
}
if ( completionbox->isVisible() ) {
// This code is copied from KLineEdit::setCompletedItems
QListWidgetItem* currentItem = completionbox->currentItem();
QString currentSelection;
if ( currentItem != 0 ) {
currentSelection = currentItem->text();
}
completionbox->setItems( items );
const QList<QListWidgetItem*> matchedItems = completionbox->findItems(currentSelection, Qt::MatchExactly);
QListWidgetItem* matchedItem = matchedItems.isEmpty() ? 0 : matchedItems.first();
if (matchedItem) {
const bool blocked = completionbox->blockSignals(true);
completionbox->setCurrentItem(matchedItem);
completionbox->blockSignals(blocked);
} else {
completionbox->setCurrentRow(-1);
}
}
else { // completion box not visible yet -> show it
if ( !txt.isEmpty() )
completionbox->setCancelledText( txt );
completionbox->setItems( items );
completionbox->popup();
}
if ( autoSuggest() ) {
int index = items.first().indexOf( txt );
QString newText = items.first().mid( index );
setUserSelection( false );
setCompletedText( newText, true );
}
}
else
if ( completionbox && completionbox->isVisible() )
completionbox->hide();
}
int GSuggestCompletion::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QObject::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
switch (_id) {
case 0: doneCompletion(); break;
case 1: preventSuggest(); break;
case 2: autoSuggest(); break;
case 3: handleNetworkData((*reinterpret_cast< QNetworkReply*(*)>(_a[1]))); break;
}
_id -= 4;
}
return _id;
}
GoogleSuggest::GoogleSuggest(LocationLineEdit *editor, QObject *parent)
: QObject(parent), editor(editor), popup(new QListWidget()), m_enteredText(QString()) {
popup->setWindowFlags(Qt::Popup);
popup->setFocusPolicy(Qt::NoFocus);
popup->setFocusProxy(editor);
popup->setMouseTracking(true);
popup->setSelectionBehavior(QAbstractItemView::SelectRows);
popup->setFrameStyle(QFrame::Box | QFrame::Plain);
popup->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
popup->installEventFilter(this);
timer = new QTimer(this);
timer->setSingleShot(true);
timer->setInterval(500);
connect(popup.data(), SIGNAL(itemClicked(QListWidgetItem*)), SLOT(doneCompletion()));
connect(timer, SIGNAL(timeout()), SLOT(autoSuggest()));
connect(editor, SIGNAL(textEdited(QString)), timer, SLOT(start()));
}
