src/hbservers/hbiconpreloader/main.cpp
changeset 0 16d8024aca5e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbservers/hbiconpreloader/main.cpp	Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (developer.feedback@nokia.com)
+**
+** This file is part of the HbServers module of the UI Extensions for Mobile.
+**
+** GNU Lesser General Public License Usage
+** 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 developer.feedback@nokia.com.
+**
+****************************************************************************/
+
+#include <hbapplication.h>
+#include <hbmainwindow.h>
+#include <QMainWindow>
+#include <QDebug>
+
+#ifdef Q_OS_SYMBIAN
+#include <coemain.h>
+#endif
+
+/*
+* This application exists temporarily to preload some time-consuming graphics
+* when theme server is started in order to simulate the real scenario where
+* such graphics get loaded in the boot when first app is shown.
+* It creates more realistic results for the performance tests.
+*/
+int main(int argc, char *argv[])
+{
+    HbApplication app(argc, argv, Hb::NoSplash);
+    // Create a mainwindow so its graphics get cached and next app startup is faster
+    HbMainWindow window;
+    window.show();
+    
+    qDebug() << "HB: HbIconPreloader started";
+    
+    // Render the window in a pixmap painter, it does not get drawn and icons do not get loaded
+    // otherwise because the application runs in background.
+    QImage image(1, 1, QImage::Format_ARGB32);
+    QPainter painter(&image);
+
+    window.render(&painter);
+
+#ifdef Q_OS_SYMBIAN
+    // To avoid crash in app exit
+    CCoeEnv::Static()->DisableExitChecks(true);
+#endif
+
+    QApplication::processEvents(); // to prevent mysterious deadlocks when destroying the mainwindow
+
+    // Exit the application
+    return 0;
+}