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mirror of https://invent.kde.org/network/falkon.git synced 2024-11-13 18:42:11 +01:00
falkonOfficial/src/lib/navigation/completer/locationcompleter.cpp
David Rosca 16b3a74aa1 LocationCompleter: Add persistent first item that shows used search engine
Or in case searching from location bar is disabled or entered text
is valid URL, it indicates that this URL will be loaded.
2017-08-11 12:32:18 +02:00

336 lines
10 KiB
C++

/* ============================================================
* QupZilla - Qt web browser
* Copyright (C) 2010-2017 David Rosca <nowrep@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "locationcompleter.h"
#include "locationcompletermodel.h"
#include "locationcompleterview.h"
#include "locationcompleterrefreshjob.h"
#include "locationbar.h"
#include "mainapplication.h"
#include "browserwindow.h"
#include "tabbedwebview.h"
#include "tabwidget.h"
#include "history.h"
#include "bookmarks.h"
#include "bookmarkitem.h"
#include "qzsettings.h"
#include <QWindow>
LocationCompleterView* LocationCompleter::s_view = 0;
LocationCompleterModel* LocationCompleter::s_model = 0;
LocationCompleter::LocationCompleter(QObject* parent)
: QObject(parent)
, m_window(0)
, m_locationBar(0)
, m_lastRefreshTimestamp(0)
, m_popupClosed(false)
{
if (!s_view) {
s_model = new LocationCompleterModel;
s_view = new LocationCompleterView;
s_view->setModel(s_model);
}
}
void LocationCompleter::setMainWindow(BrowserWindow* window)
{
m_window = window;
}
void LocationCompleter::setLocationBar(LocationBar* locationBar)
{
m_locationBar = locationBar;
}
void LocationCompleter::closePopup()
{
m_popupClosed = true;
s_view->close();
}
void LocationCompleter::complete(const QString &string)
{
QString trimmedStr = string.trimmed();
// Indicates that new completion was requested by user
// Eg. popup was not closed yet this completion session
m_popupClosed = false;
emit cancelRefreshJob();
LocationCompleterRefreshJob* job = new LocationCompleterRefreshJob(trimmedStr);
connect(job, SIGNAL(finished()), this, SLOT(refreshJobFinished()));
connect(this, SIGNAL(cancelRefreshJob()), job, SLOT(jobCancelled()));
}
void LocationCompleter::showMostVisited()
{
complete(QString());
}
void LocationCompleter::refreshJobFinished()
{
LocationCompleterRefreshJob* job = qobject_cast<LocationCompleterRefreshJob*>(sender());
Q_ASSERT(job);
// Don't show results of older jobs
// Also don't open the popup again when it was already closed
if (job->timestamp() > m_lastRefreshTimestamp && !m_popupClosed) {
s_model->setCompletions(job->completions());
m_lastRefreshTimestamp = job->timestamp();
showPopup();
if (!s_view->currentIndex().isValid() && s_model->index(0, 0).data(LocationCompleterModel::VisitSearchItemRole).toBool()) {
m_ignoreCurrentChanged = true;
s_view->setCurrentIndex(s_model->index(0, 0));
m_ignoreCurrentChanged = false;
}
if (qzSettings->useInlineCompletion) {
emit showDomainCompletion(job->domainCompletion());
}
}
job->deleteLater();
}
void LocationCompleter::slotPopupClosed()
{
disconnect(s_view, SIGNAL(closed()), this, SLOT(slotPopupClosed()));
disconnect(s_view, SIGNAL(indexActivated(QModelIndex)), this, SLOT(indexActivated(QModelIndex)));
disconnect(s_view, SIGNAL(indexCtrlActivated(QModelIndex)), this, SLOT(indexCtrlActivated(QModelIndex)));
disconnect(s_view, SIGNAL(indexShiftActivated(QModelIndex)), this, SLOT(indexShiftActivated(QModelIndex)));
disconnect(s_view, SIGNAL(indexDeleteRequested(QModelIndex)), this, SLOT(indexDeleteRequested(QModelIndex)));
disconnect(s_view->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(currentChanged(QModelIndex)));
emit popupClosed();
}
void LocationCompleter::currentChanged(const QModelIndex &index)
{
if (m_ignoreCurrentChanged) {
return;
}
QString completion = index.data().toString();
bool completeDomain = index.data(LocationCompleterModel::VisitSearchItemRole).toBool();
// Domain completion was dismissed
if (completeDomain && completion == m_originalText) {
completeDomain = false;
}
if (completion.isEmpty()) {
completeDomain = true;
completion = m_originalText;
}
emit showCompletion(completion, completeDomain);
}
void LocationCompleter::indexActivated(const QModelIndex &index)
{
Q_ASSERT(index.isValid());
QUrl url = index.data(LocationCompleterModel::UrlRole).toUrl();
bool ok;
const int tabPos = index.data(LocationCompleterModel::TabPositionTabRole).toInt(&ok);
// Switch to tab with simple index activation
if (ok && tabPos > -1) {
BrowserWindow* window = static_cast<BrowserWindow*>(index.data(LocationCompleterModel::TabPositionWindowRole).value<void*>());
Q_ASSERT(window);
switchToTab(window, tabPos);
return;
}
if (index.data(LocationCompleterModel::BookmarkRole).toBool()) {
BookmarkItem* bookmark = static_cast<BookmarkItem*>(index.data(LocationCompleterModel::BookmarkItemRole).value<void*>());
bookmark->updateVisitCount();
}
if (index.data(LocationCompleterModel::VisitSearchItemRole).toBool()) {
url = QUrl(m_originalText);
}
loadUrl(url);
}
void LocationCompleter::indexCtrlActivated(const QModelIndex &index)
{
Q_ASSERT(index.isValid());
Q_ASSERT(m_window);
if (index.data(LocationCompleterModel::BookmarkRole).toBool()) {
BookmarkItem* bookmark = static_cast<BookmarkItem*>(index.data(LocationCompleterModel::BookmarkItemRole).value<void*>());
bookmark->updateVisitCount();
}
const QUrl url = index.data(LocationCompleterModel::UrlRole).toUrl();
const QString title = index.data(LocationCompleterModel::TitleRole).toString();
closePopup();
// Clear locationbar
emit clearCompletion();
// Open url in new tab
m_window->tabWidget()->addView(url, title, Qz::NT_CleanSelectedTab);
}
void LocationCompleter::indexShiftActivated(const QModelIndex &index)
{
Q_ASSERT(index.isValid());
if (index.data(LocationCompleterModel::BookmarkRole).toBool()) {
BookmarkItem* bookmark = static_cast<BookmarkItem*>(index.data(LocationCompleterModel::BookmarkItemRole).value<void*>());
bookmark->updateVisitCount();
}
const QUrl url = index.data(LocationCompleterModel::UrlRole).toUrl();
const int tabPos = index.data(LocationCompleterModel::TabPositionTabRole).toInt();
// Load url (instead of switching to tab) with shift activation
if (tabPos > -1) {
loadUrl(url);
return;
}
closePopup();
// Clear locationbar
emit clearCompletion();
// Open new window
mApp->createWindow(Qz::BW_NewWindow, url);
}
void LocationCompleter::indexDeleteRequested(const QModelIndex &index)
{
if (!index.isValid()) {
return;
}
if (index.data(LocationCompleterModel::BookmarkRole).toBool()) {
BookmarkItem* bookmark = static_cast<BookmarkItem*>(index.data(LocationCompleterModel::BookmarkItemRole).value<void*>());
mApp->bookmarks()->removeBookmark(bookmark);
}
else {
int id = index.data(LocationCompleterModel::IdRole).toInt();
mApp->history()->deleteHistoryEntry(id);
}
s_view->setUpdatesEnabled(false);
s_model->removeRow(index.row(), index.parent());
s_view->setUpdatesEnabled(true);
// Close popup when removing last item
if (s_model->rowCount() == 0) {
closePopup();
}
else {
adjustPopupSize();
}
}
void LocationCompleter::switchToTab(BrowserWindow* window, int tab)
{
Q_ASSERT(window);
Q_ASSERT(tab >= 0);
closePopup();
// Clear locationbar
emit clearCompletion();
TabWidget* tabWidget = window->tabWidget();
if (window->isActiveWindow() || tabWidget->currentIndex() != tab) {
tabWidget->setCurrentIndex(tab);
window->show();
window->activateWindow();
window->raise();
}
else {
window->weView()->setFocus();
}
}
void LocationCompleter::loadUrl(const QUrl &url)
{
closePopup();
// Show url in locationbar
emit showCompletion(url.toEncoded(), false);
// Load url
emit loadCompletion();
}
void LocationCompleter::showPopup()
{
Q_ASSERT(m_locationBar);
if (s_model->rowCount() == 0) {
s_view->close();
return;
}
if (s_view->isVisible()) {
adjustPopupSize();
return;
}
QRect popupRect(m_locationBar->mapToGlobal(m_locationBar->pos()), m_locationBar->size());
popupRect.setY(popupRect.bottom());
s_view->setGeometry(popupRect);
s_view->setFocusProxy(m_locationBar);
s_view->setCurrentIndex(QModelIndex());
connect(s_view, SIGNAL(closed()), this, SLOT(slotPopupClosed()));
connect(s_view, SIGNAL(indexActivated(QModelIndex)), this, SLOT(indexActivated(QModelIndex)));
connect(s_view, SIGNAL(indexCtrlActivated(QModelIndex)), this, SLOT(indexCtrlActivated(QModelIndex)));
connect(s_view, SIGNAL(indexShiftActivated(QModelIndex)), this, SLOT(indexShiftActivated(QModelIndex)));
connect(s_view, SIGNAL(indexDeleteRequested(QModelIndex)), this, SLOT(indexDeleteRequested(QModelIndex)));
connect(s_view->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(currentChanged(QModelIndex)));
if (m_locationBar->nativeParentWidget()) {
s_view->createWinId();
s_view->windowHandle()->setTransientParent(m_locationBar->nativeParentWidget()->windowHandle());
}
adjustPopupSize();
}
void LocationCompleter::adjustPopupSize()
{
const int maxItemsCount = 6;
const int popupHeight = s_view->sizeHintForRow(0) * qMin(maxItemsCount, s_model->rowCount()) + 2 * s_view->frameWidth();
m_originalText = m_locationBar->text();
s_view->setOriginalText(m_originalText);
s_view->resize(s_view->width(), popupHeight);
s_view->show();
}