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/*
* This file is part of smolbote. It's copyrighted by the contributors recorded
* in the version control history of the file, available from its original
* location: https://neueland.iserlohn-fortress.net/smolbote.hg
*
* SPDX-License-Identifier: GPL-3.0
*/
#include "urllineedit.h"
#include <QMenu>
#include <QStyle>
#include <QTimer>
#include <QWidgetAction>
// ssl menu
#include <QLabel>
// completer
#include <QListView>
#include <QStringListModel>
UrlLineEdit::UrlLineEdit(QWidget *parent)
: QLineEdit(parent)
, m_listView(new QListView(this))
{
setPlaceholderText(tr("Enter address"));
m_listView->setWindowFlags(Qt::ToolTip);
m_listView->setVisible(false);
connect(this, &UrlLineEdit::textEdited, this, &UrlLineEdit::updateCompleter);
// ssl menu
m_sslMenu = new QMenu(this);
m_sslLabel = new QLabel(m_sslMenu);
QWidgetAction *sslErrorAction = new QWidgetAction(m_sslMenu);
sslErrorAction->setDefaultWidget(m_sslLabel);
m_sslMenu->addAction(sslErrorAction);
m_sslAction = addAction(style()->standardIcon(QStyle::SP_DriveNetIcon), QLineEdit::LeadingPosition);
m_sslAction->setToolTip(tr("TODO: Display SSL Status popup here"));
m_sslAction->setMenu(m_sslMenu);
connect(m_sslAction, &QAction::triggered, this, [this]() {
m_sslMenu->exec(this->mapToGlobal(QPoint(0, height())));
});
m_pageAction = addAction(style()->standardIcon(QStyle::SP_FileIcon), QLineEdit::TrailingPosition);
m_pageAction->setShortcut(QKeySequence("F10"));
m_pageAction->setToolTip(tr("Page Actions"));
connect(m_pageAction, &QAction::triggered, m_pageAction, [&]() {
//this->deselect();
if(m_pageAction->menu() != nullptr) {
m_pageAction->menu()->exec(this->mapToGlobal(QPoint(width(), height())));
}
});
QTextCharFormat hostnameFormat;
hostnameFormat.setFontWeight(QFont::Bold);
m_hostFormat.format = hostnameFormat;
// connect signals
connect(this, &QLineEdit::returnPressed, [this]() {
if(this->text().startsWith('#')) {
emit searchTermEntered(this->text().mid(1));
} else {
emit addressEntered(QUrl::fromUserInput(this->text()));
}
this->clearFocus();
});
}
QAction *UrlLineEdit::pageAction()
{
Q_CHECK_PTR(m_pageAction);
return m_pageAction;
}
void UrlLineEdit::setCompleterModel(QAbstractItemModel *model)
{
Q_CHECK_PTR(model);
m_bookmarksModel = model;
}
void UrlLineEdit::setUrl(const QUrl &url)
{
QString urlText = url.toString();
QString domain = url.host();
m_hostFormat.start = urlText.indexOf(domain);
m_hostFormat.length = domain.length();
clear();
clearTextFormat();
setTextFormat(m_hostFormat);
setText(urlText);
}
void UrlLineEdit::showSslError(const QString &message)
{
m_sslLabel->setText(message);
m_sslAction->trigger();
}
void UrlLineEdit::updateCompleter(const QString &text)
{
if(m_bookmarksModel == nullptr) {
return;
}
const QModelIndexList res = m_bookmarksModel->match(QModelIndex(), Qt::EditRole, text, 7);
if(res.isEmpty()) {
m_listView->hide();
return;
}
QStringList l;
for(const QModelIndex &idx : res) {
l.append(idx.data(Qt::EditRole).toString());
}
auto *m = new QStringListModel(l, this);
m_listView->setModel(m);
// positioning
m_listView->setFixedWidth(width());
m_listView->move(mapToGlobal(QPoint(0, height())));
m_listView->show();
}
void UrlLineEdit::focusInEvent(QFocusEvent *event)
{
clearTextFormat();
QLineEdit::focusInEvent(event);
// select the contents when receiving focus
// http://stackoverflow.com/a/35725950/1054406
// mousePressEvent triggers right after focusInEvent so text selected in focusInEvent unselects by mousePressEvent
//QTimer::singleShot(0, this, SLOT(selectAll()));
}
void UrlLineEdit::keyPressEvent(QKeyEvent *event)
{
if(!m_listView->isHidden()) {
int key = event->key();
int count = m_listView->model()->rowCount();
QModelIndex currentIndex = m_listView->currentIndex();
switch(key) {
case Qt::Key_Down:
if(currentIndex.row() + 1 >= count) {
m_listView->setCurrentIndex(m_listView->model()->index(0, 0));
} else {
m_listView->setCurrentIndex(m_listView->model()->index(currentIndex.row() + 1, 0));
}
break;
case Qt::Key_Up:
if(currentIndex.row() == 0) {
m_listView->setCurrentIndex(m_listView->model()->index(count - 1, 0));
} else {
m_listView->setCurrentIndex(m_listView->model()->index(currentIndex.row() - 1, 0));
}
break;
case Qt::Key_Enter:
case Qt::Key_Return:
if(currentIndex.isValid()) {
setText(currentIndex.data().toString());
}
m_listView->hide();
return;
case Qt::Key_Escape:
m_listView->hide();
break;
default:
break;
}
}
QLineEdit::keyPressEvent(event);
}
// formatting taken from: https://forum.qt.io/topic/60962/setting-qlineedit-text-bold
void UrlLineEdit::setTextFormat(const QTextLayout::FormatRange &format)
{
QList<QInputMethodEvent::Attribute> attributes;
attributes.append(QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat, format.start, format.length, format.format));
QInputMethodEvent ev(QString(), attributes);
event(&ev);
}
void UrlLineEdit::clearTextFormat()
{
setTextFormat(QTextLayout::FormatRange());
}
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