1 files changed, 237 insertions, 0 deletions
diff --git a/src/assistant/tools/assistant/searchwidget.cpp b/src/assistant/tools/assistant/searchwidget.cpp
new file mode 100644
index 000000000..627d9e745
--- /dev/null
+++ b/src/assistant/tools/assistant/searchwidget.cpp
@@ -0,0 +1,237 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Assistant of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "tracer.h"
+
+#include "mainwindow.h"
+#include "searchwidget.h"
+
+#include <QtCore/QMap>
+#include <QtCore/QString>
+#include <QtCore/QStringList>
+
+#include <QtGui/QMenu>
+#include <QtGui/QLayout>
+#include <QtGui/QKeyEvent>
+#include <QtGui/QClipboard>
+#include <QtGui/QApplication>
+#include <QtGui/QTextBrowser>
+
+#include <QtHelp/QHelpSearchEngine>
+#include <QtHelp/QHelpSearchQueryWidget>
+#include <QtHelp/QHelpSearchResultWidget>
+
+QT_BEGIN_NAMESPACE
+
+SearchWidget::SearchWidget(QHelpSearchEngine *engine, QWidget *parent)
+    : QWidget(parent)
+    , zoomCount(0)
+    , searchEngine(engine)
+{
+    TRACE_OBJ
+    QVBoxLayout *vLayout = new QVBoxLayout(this);
+
+    resultWidget = searchEngine->resultWidget();
+    QHelpSearchQueryWidget *queryWidget = searchEngine->queryWidget();
+
+    vLayout->addWidget(queryWidget);
+    vLayout->addWidget(resultWidget);
+
+    setFocusProxy(queryWidget);
+
+    connect(queryWidget, SIGNAL(search()), this, SLOT(search()));
+    connect(resultWidget, SIGNAL(requestShowLink(QUrl)), this,
+        SIGNAL(requestShowLink(QUrl)));
+
+    connect(searchEngine, SIGNAL(searchingStarted()), this,
+        SLOT(searchingStarted()));
+    connect(searchEngine, SIGNAL(searchingFinished(int)), this,
+        SLOT(searchingFinished(int)));
+
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (browser) // Will be null if lib was configured not to use CLucene.
+        browser->viewport()->installEventFilter(this);
+}
+
+SearchWidget::~SearchWidget()
+{
+    TRACE_OBJ
+    // nothing todo
+}
+
+void SearchWidget::zoomIn()
+{
+    TRACE_OBJ
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (browser && zoomCount != 10) {
+        zoomCount++;
+        browser->zoomIn();
+    }
+}
+
+void SearchWidget::zoomOut()
+{
+    TRACE_OBJ
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (browser && zoomCount != -5) {
+        zoomCount--;
+        browser->zoomOut();
+    }
+}
+
+void SearchWidget::resetZoom()
+{
+    TRACE_OBJ
+    if (zoomCount == 0)
+        return;
+
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (browser) {
+        browser->zoomOut(zoomCount);
+        zoomCount = 0;
+    }
+}
+
+void SearchWidget::search() const
+{
+    TRACE_OBJ
+    QList<QHelpSearchQuery> query = searchEngine->queryWidget()->query();
+    searchEngine->search(query);
+}
+
+void SearchWidget::searchingStarted()
+{
+    TRACE_OBJ
+    qApp->setOverrideCursor(QCursor(Qt::WaitCursor));
+}
+
+void SearchWidget::searchingFinished(int hits)
+{
+    TRACE_OBJ
+    Q_UNUSED(hits)
+    qApp->restoreOverrideCursor();
+}
+
+bool SearchWidget::eventFilter(QObject* o, QEvent *e)
+{
+    TRACE_OBJ
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (browser && o == browser->viewport()
+        && e->type() == QEvent::MouseButtonRelease){
+        QMouseEvent *me = static_cast<QMouseEvent*>(e);
+        QUrl link = resultWidget->linkAt(me->pos());
+        if (!link.isEmpty() || link.isValid()) {
+            bool controlPressed = me->modifiers() & Qt::ControlModifier;
+            if((me->button() == Qt::LeftButton && controlPressed)
+                || (me->button() == Qt::MidButton)) {
+                    emit requestShowLinkInNewTab(link);
+            }
+        }
+    }
+    return QWidget::eventFilter(o,e);
+}
+
+void SearchWidget::keyPressEvent(QKeyEvent *keyEvent)
+{
+    TRACE_OBJ
+    if (keyEvent->key() == Qt::Key_Escape)
+        MainWindow::activateCurrentBrowser();
+    else
+        keyEvent->ignore();
+}
+
+void SearchWidget::contextMenuEvent(QContextMenuEvent *contextMenuEvent)
+{
+    TRACE_OBJ
+    QMenu menu;
+    QPoint point = contextMenuEvent->globalPos();
+
+    QTextBrowser* browser = resultWidget->findChild<QTextBrowser*>();
+    if (!browser)
+        return;
+
+    point = browser->mapFromGlobal(point);
+    if (!browser->rect().contains(point, true))
+        return;
+
+    QUrl link = browser->anchorAt(point);
+
+    QKeySequence keySeq(QKeySequence::Copy);
+    QAction *copyAction = menu.addAction(tr("&Copy") + QLatin1String("\t") +
+        keySeq.toString(QKeySequence::NativeText));
+    copyAction->setEnabled(QTextCursor(browser->textCursor()).hasSelection());
+
+    QAction *copyAnchorAction = menu.addAction(tr("Copy &Link Location"));
+    copyAnchorAction->setEnabled(!link.isEmpty() && link.isValid());
+
+    keySeq = QKeySequence(Qt::CTRL);
+    QAction *newTabAction = menu.addAction(tr("Open Link in New Tab") +
+        QLatin1String("\t") + keySeq.toString(QKeySequence::NativeText) +
+        QLatin1String("LMB"));
+    newTabAction->setEnabled(!link.isEmpty() && link.isValid());
+
+    menu.addSeparator();
+
+    keySeq = QKeySequence::SelectAll;
+    QAction *selectAllAction = menu.addAction(tr("Select All") +
+        QLatin1String("\t") + keySeq.toString(QKeySequence::NativeText));
+
+    QAction *usedAction = menu.exec(mapToGlobal(contextMenuEvent->pos()));
+    if (usedAction == copyAction) {
+        QTextCursor cursor = browser->textCursor();
+        if (!cursor.isNull() && cursor.hasSelection()) {
+            QString selectedText = cursor.selectedText();
+            QMimeData *data = new QMimeData();
+            data->setText(selectedText);
+            QApplication::clipboard()->setMimeData(data);
+        }
+    }
+    else if (usedAction == copyAnchorAction) {
+        QApplication::clipboard()->setText(link.toString());
+    }
+    else if (usedAction == newTabAction) {
+        emit requestShowLinkInNewTab(link);
+    }
+    else if (usedAction == selectAllAction) {
+        browser->selectAll();
+    }
+}
+
+QT_END_NAMESPACE