Initial import

1 files changed, 213 insertions, 0 deletions

diff --git a/src/plugins/help/searchwidget.cpp b/src/plugins/help/searchwidget.cpp
new file mode 100644
index 0000000000..620ca7ef76
--- /dev/null
+++ b/src/plugins/help/searchwidget.cpp
@@ -0,0 +1,213 @@
+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+** 
+** Non-Open Source Usage  
+** 
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.  
+** 
+** GNU General Public License Usage 
+** 
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception version
+** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
+** 
+***************************************************************************/
+
+#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>
+
+using namespace Help::Internal;
+
+SearchWidget::SearchWidget(QHelpSearchEngine *engine, QWidget *parent)
+    : QWidget(parent)
+    , zoomCount(0)
+    , searchEngine(engine)
+{
+    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(const QUrl&)),
+        this, SIGNAL(requestShowLink(const QUrl&)));
+
+    connect(searchEngine, SIGNAL(searchingStarted()), this, SLOT(searchingStarted()));
+    connect(searchEngine, SIGNAL(searchingFinished(int)), this, SLOT(searchingFinished(int)));
+}
+
+SearchWidget::~SearchWidget()
+{
+    // nothing todo
+}
+
+void SearchWidget::zoomIn()
+{
+#ifndef QT_CLUCENE_SUPPORT
+    return;
+#endif
+
+    QTextBrowser* browser = qFindChild<QTextBrowser*>(resultWidget);
+    if (browser && zoomCount != 10) {
+        zoomCount++;
+        browser->zoomIn();
+    }
+}
+
+void SearchWidget::zoomOut()
+{
+#ifndef QT_CLUCENE_SUPPORT
+        return;
+#endif
+
+    QTextBrowser* browser = qFindChild<QTextBrowser*>(resultWidget);
+    if (browser && zoomCount != -5) {
+        zoomCount--;
+        browser->zoomOut();
+    }
+}
+
+void SearchWidget::resetZoom()
+{
+#ifndef QT_CLUCENE_SUPPORT
+    return;
+#endif
+
+    if (zoomCount == 0)
+        return;
+
+    QTextBrowser* browser = qFindChild<QTextBrowser*>(resultWidget);
+    if (browser) {
+        browser->zoomOut(zoomCount);
+        zoomCount = 0;
+    }
+}
+
+void SearchWidget::search() const
+{
+    QList<QHelpSearchQuery> query = searchEngine->queryWidget()->query();
+    searchEngine->search(query);
+}
+
+void SearchWidget::searchingStarted()
+{
+    qApp->setOverrideCursor(QCursor(Qt::WaitCursor));
+}
+
+void SearchWidget::searchingFinished(int hits)
+{
+    Q_UNUSED(hits)
+    qApp->restoreOverrideCursor();
+}
+
+void SearchWidget::keyPressEvent(QKeyEvent *keyEvent)
+{
+    if (keyEvent->key() == Qt::Key_Escape)
+        emit escapePressed();
+}
+
+void SearchWidget::contextMenuEvent(QContextMenuEvent *contextMenuEvent)
+{
+    QMenu menu;
+    QPoint point = contextMenuEvent->globalPos();
+
+#ifdef QT_CLUCENE_SUPPORT
+    QTextBrowser* browser = qFindChild<QTextBrowser*>(resultWidget);
+    if (!browser)
+        return;
+
+    point = browser->mapFromGlobal(point);
+    if (!browser->rect().contains(point, true))
+        return;
+
+    QUrl link = browser->anchorAt(point);
+
+    QAction *copyAction = menu.addAction(tr("&Copy") +
+        QString(QLatin1String("\t") + QString(QKeySequence(Qt::CTRL | Qt::Key_C))));
+    copyAction->setEnabled(QTextCursor(browser->textCursor()).hasSelection());
+
+    QAction *copyAnchorAction = menu.addAction(tr("Copy &Link Location"));
+    copyAnchorAction->setEnabled(!link.isEmpty() && link.isValid());
+
+    QAction *newTabAction = menu.addAction(tr("Open Link in New Tab") +
+        QString(QLatin1String("\t") + QString(QKeySequence(Qt::CTRL))) +
+        QLatin1String("LMB"));
+    newTabAction->setEnabled(!link.isEmpty() && link.isValid());
+
+    menu.addSeparator();
+
+    QAction *selectAllAction = menu.addAction(tr("Select All") +
+        QString(QLatin1String("\t") + QString(QKeySequence(Qt::CTRL | Qt::Key_A))));
+
+    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();
+    }
+#else
+    point = resultWidget->mapFromGlobal(point);
+    QUrl link = resultWidget->linkAt(point);
+    if (link.isEmpty() || !link.isValid())
+        return;
+
+    QAction *curTab = menu.addAction(tr("Open Link"));
+    QAction *newTab = menu.addAction(tr("Open Link in New Tab"));
+
+    QAction *action = menu.exec(mapToGlobal(contextMenuEvent->pos()));
+    if (curTab == action)
+        emit requestShowLink(link);
+    else if (newTab == action)
+        emit requestShowLinkInNewTab(link);
+#endif
+}