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mirror of https://invent.kde.org/network/falkon.git synced 2024-11-14 11:02:19 +01:00
falkonOfficial/src/lib/tools/iconprovider.cpp
David Rosca 75cb70d049 Don't cache icons for qupzilla: scheme
Also remove icon from SpeedDial page
2015-10-02 17:10:27 +02:00

262 lines
7.4 KiB
C++

/* ============================================================
* QupZilla - WebKit based browser
* Copyright (C) 2010-2014 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 "iconprovider.h"
#include "mainapplication.h"
#include "networkmanager.h"
#include "sqldatabase.h"
#include "autosaver.h"
#include "webview.h"
#include "qztools.h"
#include <QTimer>
#include <QBuffer>
Q_GLOBAL_STATIC(IconProvider, qz_icon_provider)
IconProvider::IconProvider()
: QWidget()
{
m_autoSaver = new AutoSaver(this);
connect(m_autoSaver, SIGNAL(save()), this, SLOT(saveIconsToDatabase()));
}
void IconProvider::saveIcon(WebView* view)
{
// Don't save icons in private mode.
if (mApp->isPrivate()) {
return;
}
if (view->url().scheme() == QL1S("qupzilla"))
return;
BufferedIcon item;
item.first = view->url();
item.second = view->icon().pixmap(16, 16).toImage();
if (item.second == IconProvider::emptyWebImage()) {
return;
}
if (m_iconBuffer.contains(item)) {
return;
}
m_autoSaver->changeOcurred();
m_iconBuffer.append(item);
}
QPixmap IconProvider::bookmarkIcon() const
{
return m_bookmarkIcon;
}
void IconProvider::setBookmarkIcon(const QPixmap &pixmap)
{
m_bookmarkIcon = pixmap;
}
QIcon IconProvider::standardIcon(QStyle::StandardPixmap icon)
{
switch (icon) {
case QStyle::SP_MessageBoxCritical:
return QIcon::fromTheme(QSL("dialog-error"), QApplication::style()->standardIcon(icon));
case QStyle::SP_MessageBoxInformation:
return QIcon::fromTheme(QSL("dialog-information"), QApplication::style()->standardIcon(icon));
case QStyle::SP_MessageBoxQuestion:
return QIcon::fromTheme(QSL("dialog-question"), QApplication::style()->standardIcon(icon));
case QStyle::SP_MessageBoxWarning:
return QIcon::fromTheme(QSL("dialog-warning"), QApplication::style()->standardIcon(icon));
case QStyle::SP_DialogCloseButton:
return QIcon::fromTheme(QSL("dialog-close"), QApplication::style()->standardIcon(icon));
case QStyle::SP_BrowserStop:
return QIcon::fromTheme(QSL("process-stop"), QApplication::style()->standardIcon(icon));
case QStyle::SP_BrowserReload:
return QIcon::fromTheme(QSL("view-refresh"), QApplication::style()->standardIcon(icon));
case QStyle::SP_FileDialogToParent:
return QIcon::fromTheme(QSL("go-up"), QApplication::style()->standardIcon(icon));
case QStyle::SP_ArrowUp:
return QIcon::fromTheme(QSL("go-up"), QApplication::style()->standardIcon(icon));
case QStyle::SP_ArrowDown:
return QIcon::fromTheme(QSL("go-down"), QApplication::style()->standardIcon(icon));
case QStyle::SP_ArrowForward:
if (QApplication::layoutDirection() == Qt::RightToLeft) {
return QIcon::fromTheme(QSL("go-previous"), QApplication::style()->standardIcon(icon));
}
return QIcon::fromTheme(QSL("go-next"), QApplication::style()->standardIcon(icon));
case QStyle::SP_ArrowBack:
if (QApplication::layoutDirection() == Qt::RightToLeft) {
return QIcon::fromTheme(QSL("go-next"), QApplication::style()->standardIcon(icon));
}
return QIcon::fromTheme(QSL("go-previous"), QApplication::style()->standardIcon(icon));
default:
return QApplication::style()->standardIcon(icon);
}
}
QIcon IconProvider::newTabIcon()
{
return QIcon::fromTheme(QSL("tab-new"), QIcon(QSL(":/icons/menu/tab-new.png")));
}
QIcon IconProvider::newWindowIcon()
{
return QIcon::fromTheme(QSL("window-new"), QIcon(QSL(":/icons/menu/window-new.png")));
}
QIcon IconProvider::privateBrowsingIcon()
{
return QIcon(QSL(":/icons/menu/privatebrowsing.png"));
}
QIcon IconProvider::settingsIcon()
{
return QIcon(QSL(":/icons/menu/settings.png"));
}
QIcon IconProvider::emptyWebIcon()
{
return QPixmap::fromImage(instance()->emptyWebImage());
}
QImage IconProvider::emptyWebImage()
{
if (instance()->m_emptyWebImage.isNull()) {
instance()->m_emptyWebImage = QPixmap(":icons/other/empty-page.png").toImage();
}
return instance()->m_emptyWebImage;
}
QIcon IconProvider::iconForUrl(const QUrl &url)
{
return instance()->iconFromImage(imageForUrl(url));
}
QImage IconProvider::imageForUrl(const QUrl &url)
{
if (url.path().isEmpty()) {
return IconProvider::emptyWebImage();
}
foreach (const BufferedIcon &ic, instance()->m_iconBuffer) {
if (ic.first.toString().startsWith(url.toString())) {
return ic.second;
}
}
QSqlQuery query;
query.prepare(QSL("SELECT icon FROM icons WHERE url LIKE ? ESCAPE ? LIMIT 1"));
query.addBindValue(QString("%1%").arg(QzTools::escapeSqlString(QString::fromUtf8(url.toEncoded(QUrl::RemoveFragment)))));
query.addBindValue(QL1S("!"));
query.exec();
if (query.next()) {
return QImage::fromData(query.value(0).toByteArray());
}
return IconProvider::emptyWebImage();
}
QIcon IconProvider::iconForDomain(const QUrl &url)
{
return instance()->iconFromImage(imageForDomain(url));
}
QImage IconProvider::imageForDomain(const QUrl &url)
{
foreach (const BufferedIcon &ic, instance()->m_iconBuffer) {
if (ic.first.host() == url.host()) {
return ic.second;
}
}
QSqlQuery query;
query.prepare(QSL("SELECT icon FROM icons WHERE url LIKE ? ESCAPE ? LIMIT 1"));
query.addBindValue(QString("%%1%").arg(QzTools::escapeSqlString(url.host())));
query.addBindValue(QL1S("!"));
query.exec();
if (query.next()) {
return QImage::fromData(query.value(0).toByteArray());
}
return QImage();
}
IconProvider* IconProvider::instance()
{
return qz_icon_provider();
}
void IconProvider::saveIconsToDatabase()
{
foreach (const BufferedIcon &ic, m_iconBuffer) {
QSqlQuery query;
query.prepare("SELECT id FROM icons WHERE url = ?");
query.bindValue(0, ic.first.toEncoded(QUrl::RemoveFragment));
query.exec();
if (query.next()) {
query.prepare("UPDATE icons SET icon = ? WHERE url = ?");
}
else {
query.prepare("INSERT INTO icons (icon, url) VALUES (?,?)");
}
QByteArray ba;
QBuffer buffer(&ba);
buffer.open(QIODevice::WriteOnly);
ic.second.save(&buffer, "PNG");
query.bindValue(0, buffer.data());
query.bindValue(1, ic.first.toEncoded(QUrl::RemoveFragment));
SqlDatabase::instance()->execAsync(query);
}
m_iconBuffer.clear();
}
void IconProvider::clearIconsDatabase()
{
QSqlQuery query;
query.exec("DELETE FROM icons");
query.exec("VACUUM");
m_iconBuffer.clear();
}
QIcon IconProvider::iconFromImage(const QImage &image)
{
return QIcon(QPixmap::fromImage(image));
}