main.cpp

//
// Title	: uno2iec - main
// Author	: Lars Wadefalk
// Date		: August 2013.
//
//
// DISCLAIMER:
// The author is in no way responsible for any problems or damage caused by
// using this code. Use at your own risk.
//
// LICENSE:
// This code is distributed under the GNU Public License
// which can be found at http://www.gnu.org/licenses/gpl.txt
//


#include <QApplication>
#include <QMessageBox>
#include <QFontDatabase>
#include <QStyleFactory>
#ifdef CONSOLE_DEBUG
#include <QDebug>
#endif

#include "version.h"
#include "mainwindow.hpp"


// forwards.
static bool addEmbeddedFonts();


int main(int argc, char *argv[])
{
	QApplication a(argc, argv);

#ifdef CONSOLE_DEBUG
	// Say hi
	qDebug() << endl << "Welcome." << endl;
#endif

	a.setOrganizationName(VER_COMPANYNAME_STR);
	a.setOrganizationDomain(VER_COMPANYDOMAIN_STR);
	a.setApplicationName(VER_PRODUCTNAME_STR);

	// Configure our "looks". Take the most preferred one, but take into accout what may exist on this platform.
	foreach(QString style, QStyleFactory::keys())
		qDebug() << "style: " << style;
#if !(defined(__APPLE__) || defined(_MSC_VER))
	QStringList preferredStyles({ "WindowsXP", "Fusion", "CleanLooks", "Windows"});
#else
	QStringList preferredStyles;
	preferredStyles << "WindowsXP" << "Fusion" << "CleanLooks" << "Windows";
#endif
	foreach(const QString& style, preferredStyles)
		if(QStyleFactory::keys().contains(style)) {
			a.setStyle(QStyleFactory::create(style));
			break;
		}
	addEmbeddedFonts();

	MainWindow w;
	w.show();
	// Before doing processing of main window we would show do the eventual modal version dialogue.
	w.checkVersion();

	return a.exec();
} // main


// Add embedded (truetype) fonts located in resources to application font database.
// This works even if the font is not registered in system globally.
static bool addEmbeddedFonts()
{
#if !(defined(__APPLE__) || defined(_MSC_VER))
	QStringList list({ "PetMe64.ttf" , "PetMe2X.ttf" , "PetMe1282Y.ttf" });
#else
	// NOTE: QT5 for OSX has bug that won't let us use c++11 features. Special compile here until fixed.
	QStringList list;
	list << "PetMe64.ttf" << "PetMe2X.ttf" << "PetMe1282Y.ttf";
#endif

	bool fontWarningShown(false), success(true);

	foreach(const QString& strFont, list) {
		QFile res(":/fonts/fonts/" + strFont);
		if(!res.open(QIODevice::ReadOnly)) {
			success = false;
		}
		else {
			int fontID(QFontDatabase::addApplicationFontFromData(res.readAll()));
			if(-1 == fontID)
				success = false;
		}

		// It is enough to display warning only once.
		if(not success and not fontWarningShown) {
			QMessageBox::warning(0, "Application", QString("Can't open the font %1 %2 %3.").arg(QChar(0x00AB)).arg(strFont).arg(QChar(0x00BB)));
			fontWarningShown = true;
		}
	}
	return success;
} // addEmbeddedFonts