Splashscreen.cpp

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/***************************************************************************
 *   Copyright (c) 2004 Werner Mayer <wmayer[at]users.sourceforge.net>     *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  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 Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/


#include "PreCompiled.h"
#ifndef _PreComp_
# include <QMutex>
# include <QSysInfo>
# include <QWaitCondition>
#endif

#include "Splashscreen.h"
#include "ui_AboutApplication.h"
#include <Base/Console.h>
#include <App/Application.h>
#include <Gui/MainWindow.h>


using namespace Gui;
using namespace Gui::Dialog;

namespace Gui {
class SplashObserver : public Base::ConsoleObserver
{
public:
    SplashObserver(QSplashScreen* splasher=0, const char* name=0)
      : splash(splasher), alignment(Qt::AlignBottom|Qt::AlignLeft), textColor(Qt::black)
    {
        Base::Console().AttachObserver(this);

        // allow to customize text position and color
        const std::map<std::string,std::string>& cfg = App::GetApplication().Config();
        std::map<std::string,std::string>::const_iterator al = cfg.find("SplashAlignment");
        if (al != cfg.end()) {
            QString alt = QString::fromAscii(al->second.c_str());
            int align=0;
            if (alt.startsWith(QLatin1String("VCenter")))
                align = Qt::AlignVCenter;
            else if (alt.startsWith(QLatin1String("Top")))
                align = Qt::AlignTop;
            else
                align = Qt::AlignBottom;

            if (alt.endsWith(QLatin1String("HCenter")))
                align += Qt::AlignHCenter;
            else if (alt.endsWith(QLatin1String("Right")))
                align += Qt::AlignRight;
            else
                align += Qt::AlignLeft;

            alignment = align;
        }

        // choose text color
        std::map<std::string,std::string>::const_iterator tc = cfg.find("SplashTextColor");
        if (tc != cfg.end()) {
            QColor col; col.setNamedColor(QString::fromAscii(tc->second.c_str()));
            if (col.isValid())
                textColor = col;
        }
    }

    virtual ~SplashObserver()
    {
        Base::Console().DetachObserver(this);
    }

    void Warning(const char * s)
    {
        Log(s);
    }
    void Message(const char * s)
    {
        Log(s);
    }
    void Error  (const char * s)
    {
        Log(s);
    }
    void Log (const char * s)
    {
        QString msg(QString::fromUtf8(s));
        QRegExp rx;
        // ignore 'Init:' and 'Mod:' prefixes
        rx.setPattern(QLatin1String("^\\s*(Init:|Mod:)\\s*"));
        int pos = rx.indexIn(msg);
        if (pos != -1) {
            msg = msg.mid(rx.matchedLength());
        }
        else {
            // ignore activation of commands
            rx.setPattern(QLatin1String("^\\s*(\\+App::|Create|CmdC:|CmdG:|Act:)\\s*"));
            pos = rx.indexIn(msg);
            if (pos == 0)
                return;
        }

        splash->showMessage(msg.replace(QLatin1String("\n"), QString()), alignment, textColor);
        QMutex mutex;
        mutex.lock();
        QWaitCondition().wait(&mutex, 50);
    }

private:
    QSplashScreen* splash;
    int alignment;
    QColor textColor;
};
} // namespace Gui

// ------------------------------------------------------------------------------

SplashScreen::SplashScreen(  const QPixmap & pixmap , Qt::WFlags f )
    : QSplashScreen(pixmap, f)
{
    // write the messages to splasher
    messages = new SplashObserver(this);
}

SplashScreen::~SplashScreen()
{
    delete messages;
}

void SplashScreen::drawContents ( QPainter * painter )
{
    QSplashScreen::drawContents(painter);
}

// ------------------------------------------------------------------------------

AboutDialogFactory* AboutDialogFactory::factory = 0;

AboutDialogFactory::~AboutDialogFactory()
{
}

QDialog *AboutDialogFactory::create(QWidget *parent) const
{
    return new AboutDialog(false, parent);
}

const AboutDialogFactory *AboutDialogFactory::defaultFactory()
{
    static const AboutDialogFactory this_factory;
    if (factory)
        return factory;
    return &this_factory;
}

void AboutDialogFactory::setDefaultFactory(AboutDialogFactory *f)
{
    if (factory != f)
        delete factory;
    factory = f;
}

// ------------------------------------------------------------------------------

/* TRANSLATOR Gui::Dialog::AboutDialog */

AboutDialog::AboutDialog(bool showLic, QWidget* parent)
  : QDialog(parent, Qt::FramelessWindowHint), ui(new Ui_AboutApplication)
{
    setModal(true);
    ui->setupUi(this);
    ui->labelSplashPicture->setPixmap(getMainWindow()->splashImage());
    if (!showLic)
        ui->licenseButton->hide();
    setupLabels();
}

AboutDialog::~AboutDialog()
{
    // no need to delete child widgets, Qt does it all for us
    delete ui;
}

static QString getPlatform()
{
#if defined (Q_OS_WIN32)
    switch(QSysInfo::windowsVersion())
    {
        case QSysInfo::WV_NT:
            return QString::fromAscii("Windows NT");
        case QSysInfo::WV_2000:
            return QString::fromAscii("Windows 2000");
        case QSysInfo::WV_XP:
            return QString::fromAscii("Windows XP");
        case QSysInfo::WV_2003:
            return QString::fromAscii("Windows Server 2003");
        case QSysInfo::WV_VISTA:
            return QString::fromAscii("Windows Vista");
        case QSysInfo::WV_WINDOWS7:
            return QString::fromAscii("Windows 7");
        default:
            return QString::fromAscii("Windows");
    }
#elif defined (Q_OS_MAC)
    return QString::fromAscii("Mac OS X");
#elif defined (Q_OS_LINUX)
    return QString::fromAscii("Linux");
#elif defined (Q_OS_UNIX)
    return QString::fromAscii("UNIX");
#else
    return QString();
#endif
}

void AboutDialog::setupLabels()
{
    QString exeName = QString::fromAscii(App::Application::Config()["ExeName"].c_str());
    std::map<std::string,std::string>& cfg = App::Application::Config();
    std::map<std::string,std::string>::iterator it = cfg.find("WindowTitle");
    if (it != cfg.end())
        exeName = QString::fromUtf8(it->second.c_str());
    QString banner  = QString::fromUtf8(App::Application::Config()["ConsoleBanner"].c_str());
    banner = banner.left( banner.indexOf(QLatin1Char('\n')) );
    QString major  = QString::fromAscii(App::Application::Config()["BuildVersionMajor"].c_str());
    QString minor  = QString::fromAscii(App::Application::Config()["BuildVersionMinor"].c_str());
    QString build  = QString::fromAscii(App::Application::Config()["BuildRevision"].c_str());
    QString disda  = QString::fromAscii(App::Application::Config()["BuildRevisionDate"].c_str());
    QString mturl  = QString::fromAscii(App::Application::Config()["MaintainerUrl"].c_str());

    QString author = ui->labelAuthor->text();
    author.replace(QString::fromAscii("Unknown Application"), exeName);
    author.replace(QString::fromAscii("Unknown Author"), banner);
    ui->labelAuthor->setText(author);
    ui->labelAuthor->setUrl(mturl);

    QString version = ui->labelBuildVersion->text();
    version.replace(QString::fromAscii("Unknown"), QString::fromAscii("%1.%2").arg(major).arg(minor));
    ui->labelBuildVersion->setText(version);

    QString revision = ui->labelBuildRevision->text();
    revision.replace(QString::fromAscii("Unknown"), build);
    ui->labelBuildRevision->setText(revision);

    QString date = ui->labelBuildDate->text();
    date.replace(QString::fromAscii("Unknown"), disda);
    ui->labelBuildDate->setText(date);

    QString platform = ui->labelBuildPlatform->text();
    platform.replace(QString::fromAscii("Unknown"),
        QString::fromAscii("%1 (%2-bit)").arg(getPlatform()).arg(QSysInfo::WordSize));
    ui->labelBuildPlatform->setText(platform);
}

void AboutDialog::on_licenseButton_clicked()
{
}

#include "moc_Splashscreen.cpp"