1 files changed, 129 insertions, 0 deletions
diff --git a/Tools/MiniBrowser/qt/UrlLoader.cpp b/Tools/MiniBrowser/qt/UrlLoader.cpp
new file mode 100644
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--- /dev/null
+++ b/Tools/MiniBrowser/qt/UrlLoader.cpp
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+/*
+ * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
+ * Copyright (C) 2009 University of Szeged
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "UrlLoader.h"
+
+#include <QDebug>
+#include <QFile>
+
+UrlLoader::UrlLoader(BrowserWindow* browserWindow, const QString& inputFileName, int timeoutSeconds, int extraTimeSeconds)
+    : m_browserWindow(browserWindow)
+    , m_stdOut(stdout)
+    , m_loaded(0)
+    , m_numFramesLoading(0)
+{
+    m_checkIfFinishedTimer.setInterval(200);
+    m_checkIfFinishedTimer.setSingleShot(true);
+    connect(&m_checkIfFinishedTimer, SIGNAL(timeout()), this, SLOT(checkIfFinished()));
+    // loadStarted and loadFinished on QWebPage is emitted for each frame/sub-frame
+    connect(m_browserWindow->page(), SIGNAL(loadStarted()), this, SLOT(frameLoadStarted()));
+    connect(m_browserWindow->page(), SIGNAL(loadFinished(bool)), this, SLOT(frameLoadFinished()));
+
+    if (timeoutSeconds) {
+        m_timeoutTimer.setInterval(timeoutSeconds * 1000);
+        m_timeoutTimer.setSingleShot(true);
+        connect(m_browserWindow, SIGNAL(loadStarted()), &m_timeoutTimer, SLOT(start()));
+        connect(&m_timeoutTimer, SIGNAL(timeout()), this, SLOT(loadNext()));
+    }
+    if (extraTimeSeconds) {
+        m_extraTimeTimer.setInterval(extraTimeSeconds * 1000);
+        m_extraTimeTimer.setSingleShot(true);
+        connect(this, SIGNAL(pageLoadFinished()), &m_extraTimeTimer, SLOT(start()));
+        connect(&m_extraTimeTimer, SIGNAL(timeout()), this, SLOT(loadNext()));
+    } else
+        connect(this, SIGNAL(pageLoadFinished()), this, SLOT(loadNext()));
+    loadUrlList(inputFileName);
+}
+
+void UrlLoader::loadNext()
+{
+    m_timeoutTimer.stop();
+    m_extraTimeTimer.stop();
+    m_checkIfFinishedTimer.stop();
+    m_numFramesLoading = 0;
+    QString qstr;
+    if (getUrl(qstr)) {
+        QUrl url(qstr, QUrl::StrictMode);
+        if (url.isValid()) {
+            m_stdOut << "Loading " << qstr << " ......" << ++m_loaded << endl;
+            m_browserWindow->load(url.toString());
+        } else
+            loadNext();
+    } else
+        disconnect(m_browserWindow, 0, this, 0);
+}
+
+void UrlLoader::checkIfFinished()
+{
+    if (!m_numFramesLoading)
+        emit pageLoadFinished();
+}
+
+void UrlLoader::frameLoadStarted()
+{
+    ++m_numFramesLoading;
+    m_checkIfFinishedTimer.stop();
+}
+
+void UrlLoader::frameLoadFinished()
+{
+    Q_ASSERT(m_numFramesLoading > 0);
+    --m_numFramesLoading;
+    // Once our frame has finished loading, wait a moment to call loadNext for cases
+    // where a sub-frame starts loading or another frame is loaded through JavaScript.
+    m_checkIfFinishedTimer.start();
+}
+
+void UrlLoader::loadUrlList(const QString& inputFileName)
+{
+    QFile inputFile(inputFileName);
+    if (inputFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
+        QTextStream stream(&inputFile);
+        QString line;
+        while (true) {
+            line = stream.readLine();
+            if (line.isNull())
+                break;
+            m_urls.append(line);
+        }
+    } else {
+        qDebug() << "Can't open list file";
+        exit(0);
+    }
+    m_index = 0;
+    inputFile.close();
+}
+
+bool UrlLoader::getUrl(QString& qstr)
+{
+    if (m_index == m_urls.size())
+        return false;
+
+    qstr = m_urls[m_index++];
+    return true;
+}