WSJT-X/main.cpp
Bill Somerville 9639ce12f2 Exceptions caught in main() shown in message box.
'\' and '/' no longer allowed in --rig <rig-name>



git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3932 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2014-03-26 23:48:44 +00:00

131 lines
4.3 KiB
C++

#include <iostream>
#include <exception>
#include <stdexcept>
#include <string>
#include <locale.h>
#ifdef QT5
#include <QtWidgets>
#else
#include <QtGui>
#endif
#include <QApplication>
#include <QRegularExpression>
#include <QObject>
#include <QSettings>
#include <QLibraryInfo>
#include <QSysInfo>
#include <QDir>
#include <QStandardPaths>
#include "SettingsGroup.hpp"
#include "TraceFile.hpp"
#include "mainwindow.h"
// Multiple instances:
QSharedMemory mem_jt9;
QString my_key;
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
try
{
setlocale (LC_NUMERIC, "C"); // ensure number forms are in
// consistent format, do this after
// instantiating QApplication so
// that GUI has correct l18n
bool multiple {false};
#if WSJT_STANDARD_FILE_LOCATIONS
// support for multiple instances running from a single installation
auto args = a.arguments ();
auto rig_arg_index = args.lastIndexOf (QRegularExpression {R"((-r)|(--r(i?(g?))))"});
if (rig_arg_index > 0 // not interested if somehow the exe is called -r or --rig
&& rig_arg_index + 1 < args.size ())
{
auto temp_name = args.at (rig_arg_index + 1);
if ('-' != temp_name[0]
&& !temp_name.isEmpty ())
{
if (temp_name.contains (QRegularExpression {R"([\\/])"}))
{
throw std::runtime_error (QObject::tr ("Invalid rig name - \\ & / not allowed").toLocal8Bit ().data ());
}
a.setApplicationName (a.applicationName () + " - " + temp_name);
}
multiple = true;
}
#endif
auto config_directory = QStandardPaths::writableLocation (QStandardPaths::ConfigLocation);
QDir config_path {config_directory}; // will be "." if config_directory is empty
if (!config_path.mkpath ("."))
{
throw std::runtime_error {"Cannot find a usable configuration path \"" + config_path.path ().toStdString () + '"'};
}
QSettings settings(config_path.absoluteFilePath (a.applicationName () + ".ini"), QSettings::IniFormat);
// // open a trace file
// TraceFile trace_file {QDir {QApplication::applicationDirPath ()}.absoluteFilePath ("wsjtx_trace.log")};
// // announce to log file
// qDebug () << "WSJT-X v" WSJTX_STRINGIZE (WSJTX_VERSION_MAJOR) "." WSJTX_STRINGIZE (WSJTX_VERSION_MINOR) "." WSJTX_STRINGIZE (WSJTX_VERSION_PATCH) ", " WSJTX_STRINGIZE (SVNVERSION) " - Program startup";
// Create and initialize shared memory segment
// Multiple instances: use rig_name as shared memory key
my_key = a.applicationName ();
mem_jt9.setKey(my_key);
if(!mem_jt9.attach()) {
if (!mem_jt9.create(sizeof(jt9com_))) {
QMessageBox::critical (nullptr, "Error", "Unable to create shared memory segment.");
exit(1);
}
}
char *to = (char*)mem_jt9.data();
int size=sizeof(jt9com_);
if(jt9com_.newdat==0) {
}
memset(to,0,size); //Zero all decoding params in shared memory
unsigned downSampleFactor;
{
SettingsGroup {&settings, "Tune"};
// deal with Windows Vista and earlier input audio rate
// converter problems
downSampleFactor = settings.value ("Audio/DisableInputResampling",
#if defined (Q_OS_WIN)
// default to true for
// Windows Vista and older
QSysInfo::WV_VISTA >= QSysInfo::WindowsVersion ? true : false
#else
false
#endif
).toBool () ? 1u : 4u;
}
MainWindow w(multiple, &settings, &mem_jt9, my_key, downSampleFactor);
w.show();
QObject::connect (&a, SIGNAL (lastWindowClosed()), &a, SLOT (quit()));
return a.exec();
}
catch (std::exception const& e)
{
QMessageBox::critical (nullptr, QObject::tr ("Error"), e.what ());
std::cerr << "Error: " << e.what () << '\n';
}
catch (...)
{
QMessageBox::critical (nullptr, QObject::tr ("Unexpected"), QObject::tr ("Error"));
std::cerr << "Unexpected error\n";
throw; // hoping the runtime might tell us more about the exception
}
return -1;
}