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authorAndrea Diamantini <adjam7@gmail.com>2012-08-01 17:46:50 +0200
committerAndrea Diamantini <adjam7@gmail.com>2012-12-10 02:48:04 +0100
commitd2fdce46263a6cee66c4adee9ea7366d085a1729 (patch)
treec50747e1d05bc43dddd1fef2b651a6f1a37cd81a /src/urlbar/listitem.cpp
parentRemove a lot of application calls by refactoring code (diff)
downloadrekonq-d2fdce46263a6cee66c4adee9ea7366d085a1729.tar.xz
Urlbar, first code ported to the new API
Diffstat (limited to 'src/urlbar/listitem.cpp')
-rw-r--r--src/urlbar/listitem.cpp664
1 files changed, 664 insertions, 0 deletions
diff --git a/src/urlbar/listitem.cpp b/src/urlbar/listitem.cpp
new file mode 100644
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--- /dev/null
+++ b/src/urlbar/listitem.cpp
@@ -0,0 +1,664 @@
+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2009-2012 by Andrea Diamantini <adjam7 at gmail dot 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 2 of
+* the License or (at your option) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* 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/>.
+*
+* ============================================================ */
+
+
+// Self Includes
+#include "listitem.h"
+#include "listitem.moc"
+
+// Auto Includes
+#include "rekonq.h"
+
+// Local Includes
+#include "iconmanager.h"
+
+#include "urlsuggester.h"
+#include "completionwidget.h"
+
+#include "websnap.h"
+#include "searchengine.h"
+
+// KDE Includes
+#include <KIcon>
+#include <KAction>
+#include <kio/jobclasses.h>
+#include <kio/scheduler.h>
+
+// Qt Includes
+#include <QApplication>
+#include <QActionGroup>
+#include <QHBoxLayout>
+#include <QVBoxLayout>
+#include <QSizePolicy>
+#include <QPixmap>
+#include <QStylePainter>
+#include <QMouseEvent>
+#include <QWebSettings>
+#include <QFile>
+#include <QTextDocument>
+#include <QBitArray>
+
+
+ListItem::ListItem(const UrlSuggestionItem &item, QWidget *parent)
+ : QWidget(parent)
+ , m_option()
+ , m_url(item.url)
+{
+ m_option.initFrom(this);
+ m_option.direction = Qt::LeftToRight;
+
+ // use the same application palette (hence, the same colors)
+ // Qt docs says that using this cctor is possible & fast (qt:qpalette)
+ QPalette p(QApplication::palette());
+ setPalette(p);
+
+ deactivate();
+}
+
+
+ListItem::~ListItem()
+{
+ disconnect();
+}
+
+
+void ListItem::activate()
+{
+ m_option.state |= QStyle::State_Selected;
+ update();
+}
+
+
+void ListItem::deactivate()
+{
+ m_option.state &= ~QStyle::State_Selected;
+ update();
+}
+
+
+void ListItem::paintEvent(QPaintEvent *event)
+{
+ Q_UNUSED(event);
+
+ QWidget::paintEvent(event);
+ QPainter painter(this);
+ m_option.rect = QRect(QPoint(), size());
+ painter.fillRect(m_option.rect, palette().brush(backgroundRole()));
+
+ if (m_option.state.testFlag(QStyle::State_Selected) || m_option.state.testFlag(QStyle::State_MouseOver))
+ {
+ style()->drawPrimitive(QStyle::PE_PanelItemViewItem, &m_option, &painter, this);
+ }
+
+}
+
+
+void ListItem::enterEvent(QEvent *e)
+{
+ m_option.state |= QStyle::State_MouseOver;
+ update();
+ QWidget::enterEvent(e);
+}
+
+
+void ListItem::leaveEvent(QEvent *e)
+{
+ m_option.state &= ~QStyle::State_MouseOver;
+ update();
+ QWidget::enterEvent(e);
+}
+
+
+void ListItem::mousePressEvent(QMouseEvent *e)
+{
+ emit itemClicked(this, e->button(), e->modifiers());
+ QWidget::mousePressEvent(e);
+}
+
+
+KUrl ListItem::url()
+{
+ return m_url;
+}
+
+
+QString ListItem::text()
+{
+ return m_url.url();
+}
+
+
+void ListItem::nextItemSubChoice()
+{
+ // will be override
+}
+
+
+// ---------------------------------------------------------------
+
+
+TypeIconLabel::TypeIconLabel(int type, QWidget *parent)
+ : QLabel(parent)
+{
+ setMinimumWidth(16);
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setMargin(0);
+ hLayout->setAlignment(Qt::AlignRight);
+ setLayout(hLayout);
+
+ if (type & UrlSuggestionItem::Search)
+ hLayout->addWidget(getIcon("edit-find"));
+ if (type & UrlSuggestionItem::Browse)
+ hLayout->addWidget(getIcon("applications-internet"));
+ if (type & UrlSuggestionItem::Bookmark)
+ hLayout->addWidget(getIcon("rating"));
+ if (type & UrlSuggestionItem::History)
+ hLayout->addWidget(getIcon("view-history"));
+ if (type & UrlSuggestionItem::Suggestion)
+ hLayout->addWidget(getIcon("help-hint"));
+}
+
+
+QLabel *TypeIconLabel::getIcon(QString icon)
+{
+ QLabel *iconLabel = new QLabel(this);
+ iconLabel->setFixedSize(16, 16);
+ QPixmap pixmap = KIcon(icon).pixmap(16);
+ iconLabel->setPixmap(pixmap);
+ return iconLabel;
+}
+
+
+// ---------------------------------------------------------------
+
+
+IconLabel::IconLabel(const QString &icon, QWidget *parent)
+ : QLabel(parent)
+{
+ QPixmap pixmapIcon = IconManager::self()->iconForUrl(KUrl(icon)).pixmap(16);
+ setFixedSize(16, 16);
+ setPixmap(pixmapIcon);
+}
+
+
+IconLabel::IconLabel(const KIcon &icon, QWidget *parent)
+ : QLabel(parent)
+{
+ QPixmap pixmapIcon = icon.pixmap(16);
+ setFixedSize(16, 16);
+ setPixmap(pixmapIcon);
+}
+
+
+// ---------------------------------------------------------------
+
+
+static QString highlightWordsInText(const QString &text, const QStringList &words)
+{
+ QString ret = text;
+ QBitArray boldSections(ret.size());
+ Q_FOREACH(const QString & wordToPointOut, words)
+ {
+ int index = ret.indexOf(wordToPointOut, 0, Qt::CaseInsensitive);
+ while (index > -1)
+ {
+ boldSections.fill(true, index, index + wordToPointOut.size());
+ index = ret.indexOf(wordToPointOut, index + wordToPointOut.size(), Qt::CaseInsensitive);
+ }
+ }
+
+
+ if (boldSections.isEmpty())
+ return ret;
+
+ int numSections = 0;
+ for (int i = 0; i < boldSections.size() - 1; ++i)
+ {
+ if (boldSections.testBit(i) && !boldSections.testBit(i + 1))
+ ++numSections;
+ }
+ if (boldSections.testBit(boldSections.size() - 1)) //last char was still part of a bold section
+ ++numSections;
+ const int tagLength = 7; // length of "<b>" and "</b>" we're going to add for each bold section.
+ ret.reserve(ret.size() + numSections * tagLength);
+ bool bold = false;
+ for (int i = boldSections.size() - 1; i >= 0; --i)
+ {
+ if (!bold && boldSections.testBit(i))
+ {
+ ret.insert(i + 1, QL1S("</b>"));
+ bold = true;
+ }
+ else if (bold && !boldSections.testBit(i))
+ {
+ ret.insert(i + 1, QL1S("<b>"));
+ bold = false;
+ }
+ }
+ if (bold)
+ ret.insert(0, QL1S("<b>"));
+ return ret;
+}
+
+
+TextLabel::TextLabel(const QString &text, const QString &textToPointOut, QWidget *parent)
+ : QLabel(parent)
+{
+ setTextFormat(Qt::RichText);
+ setMouseTracking(false);
+ QString t = text;
+ const bool wasItalic = t.startsWith(QL1S("<i>"));
+ if (wasItalic)
+ t.remove(QRegExp(QL1S("<[/ib]*>")));
+ t = Qt::escape(t);
+ QStringList words = Qt::escape(textToPointOut.simplified()).split(QL1C(' '));
+ t = highlightWordsInText(t, words);
+ if (wasItalic)
+ t = QL1S("<i>") + t + QL1S("</i>");
+ setText(t);
+ setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);
+}
+
+
+TextLabel::TextLabel(QWidget *parent)
+ : QLabel(parent)
+{
+ setTextFormat(Qt::RichText);
+ setMouseTracking(false);
+ setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);
+}
+
+
+void TextLabel::setEngineText(const QString &engine, const QString &text)
+{
+ setText(i18nc("%1=search engine, e.g. Google, Wikipedia %2=text to search for", "Search %1 for <b>%2</b>", engine, Qt::escape(text)));
+}
+
+
+// ---------------------------------------------------------------
+
+
+DescriptionLabel::DescriptionLabel(const QString &text, QWidget *parent)
+ : QLabel(parent)
+{
+ QString t = text;
+ const bool wasItalic = t.startsWith(QL1S("<i>"));
+ if (wasItalic)
+ t.remove(QRegExp("<[/ib]*>"));
+
+ if (wasItalic)
+ t = QL1S("<i>") + t + QL1S("</i>");
+
+ setWordWrap(false); //NOTE: why setWordWrap(true) make items have a strange behavior ?
+ setText(t);
+ setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);
+}
+
+
+//--------------------------------------------------------------------------------------------
+
+
+PreviewListItem::PreviewListItem(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+ : ListItem(item, parent)
+{
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setSpacing(4);
+
+ // icon
+ hLayout->addWidget(new TypeIconLabel(item.type, this));
+
+ // url + text
+ QVBoxLayout *vLayout = new QVBoxLayout;
+ vLayout->setMargin(0);
+
+ QString title = item.title;
+ if (title.isEmpty())
+ {
+ title = item.url;
+ title = title.remove("http://");
+ title.truncate(title.indexOf("/"));
+ }
+
+ vLayout->addWidget(new TextLabel(title, text, this));
+ vLayout->addWidget(new TextLabel("<i>" + item.url + "</i>", text, this));
+ hLayout->addLayout(vLayout);
+
+ // preview label icon
+ QLabel *previewLabelIcon = new QLabel(this);
+ previewLabelIcon->setFixedSize(45, 33);
+ new PreviewLabel(item.url, 38, 29, previewLabelIcon);
+ IconLabel* icon = new IconLabel(item.url, previewLabelIcon);
+ icon->move(27, 16);
+ hLayout->addWidget(previewLabelIcon);
+
+ setLayout(hLayout);
+}
+
+
+// ---------------------------------------------------------------
+
+
+PreviewLabel::PreviewLabel(const QString &url, int width, int height, QWidget *parent)
+ : QLabel(parent)
+{
+ setFixedSize(width, height);
+ setFrameStyle(QFrame::StyledPanel | QFrame::Raised);
+
+ KUrl u = KUrl(url);
+ if (WebSnap::existsImage(KUrl(u)))
+ {
+ QPixmap preview;
+ preview.load(WebSnap::imagePathFromUrl(u));
+ setPixmap(preview.scaled(width, height, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
+ }
+}
+
+
+// ---------------------------------------------------------------
+
+
+ImageLabel::ImageLabel(const QString &url, int width, int height, QWidget *parent)
+ : QLabel(parent),
+ m_url(url)
+{
+ setFixedSize(width, height);
+ if (WebSnap::existsImage(KUrl(url)))
+ {
+ QPixmap pix;
+ pix.load(WebSnap::imagePathFromUrl(url));
+ setPixmap(pix);
+ }
+ else
+ {
+ KIO::TransferJob *job = KIO::get(KUrl(url), KIO::NoReload, KIO::HideProgressInfo);
+ connect(job, SIGNAL(data(KIO::Job*, QByteArray)),
+ this, SLOT(slotData(KJob*, QByteArray)));
+ connect(job, SIGNAL(result(KJob*)),
+ this, SLOT(slotResult(KJob*)));
+ }
+}
+
+
+void ImageLabel::slotData(KJob *job, const QByteArray &data)
+{
+ Q_UNUSED(job);
+ m_data.append(data);
+}
+
+
+void ImageLabel::slotResult(KJob *)
+{
+ QPixmap pix;
+ if (!pix.loadFromData(m_data))
+ kDebug() << "error while loading image: ";
+ setPixmap(pix);
+ pix.save(WebSnap::imagePathFromUrl(m_url), "PNG");
+}
+
+
+// ---------------------------------------------------------------
+
+
+SearchListItem::SearchListItem(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+ : ListItem(item, parent)
+ , m_text(text)
+{
+ // FIXME
+// m_iconLabel = new IconLabel(SearchEngine::buildQuery(UrlResolver::searchEngine(), ""), this);
+// m_titleLabel = new TextLabel(this);
+// m_titleLabel->setEngineText(UrlResolver::searchEngine()->name(), item.title);
+// m_engineBar = new EngineBar(UrlResolver::searchEngine(), parent);
+
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setSpacing(4);
+
+ hLayout->addWidget(m_iconLabel);
+ hLayout->addWidget(m_titleLabel);
+ hLayout->addWidget(new QLabel(i18n("Engines: "), this));
+ hLayout->addWidget(m_engineBar);
+ hLayout->addWidget(new TypeIconLabel(item.type, this));
+
+ setLayout(hLayout);
+
+ connect(m_engineBar, SIGNAL(searchEngineChanged(KService::Ptr)), this, SLOT(changeSearchEngine(KService::Ptr)));
+}
+
+
+QString SearchListItem::text()
+{
+ return m_text;
+}
+
+
+void SearchListItem::changeSearchEngine(KService::Ptr engine)
+{
+ // NOTE: This to let rekonq loading text typed in the requested engine on click.
+ // There probably is a better way to do it. I just cannot see it now...
+ UrlSuggestionItem item = UrlSuggestionItem(UrlSuggestionItem::Search, SearchEngine::buildQuery(engine, m_text), m_text);
+ SearchListItem sItem(item, m_text, this);
+ emit itemClicked(&sItem, Qt::LeftButton, Qt::NoModifier);
+}
+
+
+void SearchListItem::nextItemSubChoice()
+{
+ m_engineBar->selectNextEngine();
+}
+
+
+// -----------------------------------------------------------------------------------------------
+
+
+EngineBar::EngineBar(KService::Ptr selectedEngine, QWidget *parent)
+ : KToolBar(parent)
+{
+ setIconSize(QSize(16, 16));
+ setToolButtonStyle(Qt::ToolButtonIconOnly);
+
+ m_engineGroup = new QActionGroup(this);
+ m_engineGroup->setExclusive(true);
+
+ if (SearchEngine::defaultEngine().isNull())
+ return;
+ m_engineGroup->addAction(newEngineAction(SearchEngine::defaultEngine(), selectedEngine));
+ Q_FOREACH(const KService::Ptr & engine, SearchEngine::favorites())
+ {
+ if (engine->desktopEntryName() != SearchEngine::defaultEngine()->desktopEntryName())
+ {
+ m_engineGroup->addAction(newEngineAction(engine, selectedEngine));
+ }
+ }
+
+ addActions(m_engineGroup->actions());
+}
+
+
+KAction *EngineBar::newEngineAction(KService::Ptr engine, KService::Ptr selectedEngine)
+{
+ QUrl u = engine->property("Query").toUrl();
+ KUrl url = KUrl(u.toString(QUrl::RemovePath | QUrl::RemoveQuery));
+
+ KAction *a = new KAction(IconManager::self()->iconForUrl(url), engine->name(), this);
+ a->setCheckable(true);
+ if (engine->desktopEntryName() == selectedEngine->desktopEntryName()) a->setChecked(true);
+ a->setData(engine->entryPath());
+ connect(a, SIGNAL(triggered(bool)), this, SLOT(changeSearchEngine()));
+ return a;
+}
+
+
+void EngineBar::changeSearchEngine()
+{
+ KAction *a = qobject_cast<KAction*>(sender());
+ emit searchEngineChanged(KService::serviceByDesktopPath(a->data().toString()));
+}
+
+
+void EngineBar::selectNextEngine()
+{
+ QList<QAction *> e = m_engineGroup->actions();
+ int i = 0;
+ while (i < e.count() && !e.at(i)->isChecked())
+ {
+ i++;
+ }
+
+ if (i + 1 == e.count())
+ {
+ e.at(0)->setChecked(true);
+ e.at(0)->trigger();
+ }
+ else
+ {
+ e.at(i + 1)->setChecked(true);
+ e.at(i + 1)->trigger();
+ }
+}
+
+
+// ---------------------------------------------------------------
+
+
+SuggestionListItem::SuggestionListItem(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+ : ListItem(item, parent)
+ , m_text(item.title)
+{
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setSpacing(4);
+
+ hLayout->addWidget(new IconLabel(item.url, this));
+ hLayout->addWidget(new TextLabel(item.title, text, this));
+ hLayout->addWidget(new TypeIconLabel(item.type, this));
+
+ setLayout(hLayout);
+}
+
+
+QString SuggestionListItem::text()
+{
+ return m_text;
+}
+
+
+// ---------------------------------------------------------------
+
+
+VisualSuggestionListItem::VisualSuggestionListItem(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+ : ListItem(item, parent)
+ , m_text(item.title)
+{
+
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setSpacing(4);
+ QLabel *previewLabelIcon = new QLabel(this);
+
+ if (!item.image.isEmpty())
+ {
+ previewLabelIcon->setFixedSize(item.image_width + 10, item.image_height + 10);
+ new ImageLabel(item.image, item.image_width, item.image_height, previewLabelIcon);
+ IconLabel* icon = new IconLabel(item.url, previewLabelIcon);
+ icon->move(item.image_width - 10, item.image_height - 10);
+ }
+ else
+ {
+ previewLabelIcon->setFixedSize(18, 18);
+ new IconLabel(item.url, previewLabelIcon);
+ }
+
+ hLayout->addWidget(previewLabelIcon);
+ QVBoxLayout *vLayout = new QVBoxLayout;
+ vLayout->setMargin(0);
+ vLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::MinimumExpanding));
+ vLayout->addWidget(new TextLabel(item.title, text, this));
+ DescriptionLabel *d = new DescriptionLabel("", this);
+ vLayout->addWidget(d);
+ vLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::MinimumExpanding));
+ hLayout->addLayout(vLayout);
+ hLayout->addWidget(new TypeIconLabel(item.type, this));
+ setLayout(hLayout);
+ d->setText("<i>" + item.description + "</i>");
+}
+
+
+QString VisualSuggestionListItem::text()
+{
+ return m_text;
+}
+
+
+// ---------------------------------------------------------------
+
+
+BrowseListItem::BrowseListItem(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+ : ListItem(item, parent)
+{
+ QHBoxLayout *hLayout = new QHBoxLayout;
+ hLayout->setSpacing(4);
+
+ hLayout->addWidget(new IconLabel(item.url, this));
+ hLayout->addWidget(new TextLabel(item.url, text, this));
+ hLayout->addWidget(new TypeIconLabel(item.type, this));
+
+ setLayout(hLayout);
+}
+
+
+// ---------------------------------------------------------------
+
+
+ListItem *ListItemFactory::create(const UrlSuggestionItem &item, const QString &text, QWidget *parent)
+{
+ if (item.type & UrlSuggestionItem::Search)
+ {
+ return new SearchListItem(item, text, parent);
+ }
+
+ if (item.type & UrlSuggestionItem::Browse)
+ {
+ return new BrowseListItem(item, text, parent);
+ }
+
+ if (item.type & UrlSuggestionItem::History)
+ {
+ return new PreviewListItem(item, text, parent);
+ }
+
+ if (item.type & UrlSuggestionItem::Bookmark)
+ {
+ return new PreviewListItem(item, text, parent);
+ }
+
+ if (item.type & UrlSuggestionItem::Suggestion)
+ {
+ if (item.description.isEmpty())
+ {
+ return new SuggestionListItem(item, text, parent);
+ }
+
+ return new VisualSuggestionListItem(item, text, parent);
+ }
+
+ return new PreviewListItem(item, text, parent);
+}