WebView *TabWidget::newTab(bool makeCurrent)
{
// line edit
UrlLineEdit *urlLineEdit = new UrlLineEdit;
QLineEdit *lineEdit = urlLineEdit->lineEdit();
if (!m_lineEditCompleter && count() > 0) {
HistoryCompletionModel *completionModel = new HistoryCompletionModel(this);
completionModel->setSourceModel(BrowserApplication::historyManager()->historyFilterModel());
m_lineEditCompleter = new QCompleter(completionModel, this);
// Should this be in Qt by default?
QAbstractItemView *popup = m_lineEditCompleter->popup();
QListView *listView = qobject_cast<QListView*>(popup);
if (listView)
listView->setUniformItemSizes(true);
}
lineEdit->setCompleter(m_lineEditCompleter);
connect(lineEdit, SIGNAL(returnPressed()), this, SLOT(lineEditReturnPressed()));
m_lineEdits->addWidget(urlLineEdit);
m_lineEdits->setSizePolicy(lineEdit->sizePolicy());
// optimization to delay creating the more expensive WebView, history, etc
if (count() == 0) {
QWidget *emptyWidget = new QWidget;
QPalette p = emptyWidget->palette();
p.setColor(QPalette::Window, palette().color(QPalette::Base));
emptyWidget->setPalette(p);
emptyWidget->setAutoFillBackground(true);
disconnect(this, SIGNAL(currentChanged(int)),
this, SLOT(currentChanged(int)));
addTab(emptyWidget, tr("(Untitled)"));
connect(this, SIGNAL(currentChanged(int)),
this, SLOT(currentChanged(int)));
return 0;
}
QStringList HistoryCompleter::splitPath(const QString &path) const
{
if (path == m_searchString)
return QStringList() << QLatin1String("a");
// queue an update to our search string
// We will wait a bit so that if the user is quickly typing,
// we don't try to complete until they pause.
if (m_filterTimer.isActive())
m_filterTimer.stop();
m_filterTimer.start(150);
// if the previous search results are not a superset of
// the current search results, tell the model that it is not valid yet
if (!path.startsWith(m_searchString)) {
HistoryCompletionModel *completionModel = qobject_cast<HistoryCompletionModel*>(model());
Q_ASSERT(completionModel);
completionModel->setValid(false);
}
m_searchString = path;
// the actual filtering is done by the HistoryCompletionModel; we just
// return a short dummy here so that QCompleter thinks we match everything
return QStringList() << QLatin1String("a");
}
WebView *TabWidget::makeNewTab(bool makeCurrent)
{
// line edit
LocationBar *locationBar = new LocationBar;
if (!m_lineEditCompleter) {
HistoryCompletionModel *completionModel = new HistoryCompletionModel(this);
completionModel->setSourceModel(BrowserApplication::historyManager()->historyFilterModel());
m_lineEditCompleter = new HistoryCompleter(completionModel, this);
connect(m_lineEditCompleter, SIGNAL(activated(const QString &)),
this, SLOT(loadString(const QString &)));
// Should this be in Qt by default?
QAbstractItemView *popup = m_lineEditCompleter->popup();
QListView *listView = qobject_cast<QListView*>(popup);
if (listView) {
// Urls are always LeftToRight
listView->setLayoutDirection(Qt::LeftToRight);
listView->setUniformItemSizes(true);
}
}
void HistoryCompleter::updateFilter()
{
HistoryCompletionModel *completionModel = qobject_cast<HistoryCompletionModel*>(model());
Q_ASSERT(completionModel);
// tell the HistoryCompletionModel about the new search string
completionModel->setSearchString(m_searchString);
// sort the model
completionModel->sort(0);
// mark it valid
completionModel->setValid(true);
// and now update the QCompleter widget, but only if the user is still
// typing a url
if (widget() && widget()->hasFocus())
complete();
}
