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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) ZenJu (zhnmju123 AT gmx DOT de) - All Rights Reserved *
// **************************************************************************
#include "application.h"
#include "main_dlg.h"
#include <wx/event.h>
#include <wx/log.h>
#include <wx/msgdlg.h>
#include <wx+/string_conv.h>
#include "resources.h"
#include "xml_ffs.h"
#include "../lib/localization.h"
#include "../lib/ffs_paths.h"
#include "../lib/return_codes.h"
#include "lib/error_log.h"
#ifdef FFS_LINUX
#include <gtk/gtk.h>
#endif
using namespace zen;
IMPLEMENT_APP(Application);
bool Application::OnInit()
{
//do not call wxApp::OnInit() to avoid using default commandline parser
//Note: initialization is done in the FIRST idle event instead of OnInit. Reason: Commandline mode requires the wxApp eventhandler to be established
//for UI update events. This is not the case at the time of OnInit().
Connect(wxEVT_IDLE, wxIdleEventHandler(Application::OnStartApplication), nullptr, this);
return true;
}
void Application::OnStartApplication(wxIdleEvent& event)
{
Disconnect(wxEVT_IDLE, wxIdleEventHandler(Application::OnStartApplication), nullptr, this);
//if appname is not set, the default is the executable's name!
SetAppName(wxT("FreeFileSync")); //use a different app name, to have "GetUserDataDir()" return the same directory as for FreeFileSync
#ifdef FFS_WIN
//Quote: "Best practice is that all applications call the process-wide SetErrorMode function with a parameter of
//SEM_FAILCRITICALERRORS at startup. This is to prevent error mode dialogs from hanging the application."
::SetErrorMode(SEM_FAILCRITICALERRORS);
#elif defined FFS_LINUX
::gtk_rc_parse((zen::getResourceDir() + "styles.rc").c_str()); //remove inner border from bitmap buttons
#endif
//set program language
zen::setLanguage(rts::getProgramLanguage());
//try to set config/batch-filename set by %1 parameter
std::vector<wxString> commandArgs;
for (int i = 1; i < argc; ++i)
{
Zstring filename = toZ(argv[i]);
if (!fileExists(filename)) //be a little tolerant
{
if (fileExists(filename + Zstr(".ffs_real")))
filename += Zstr(".ffs_real");
else if (fileExists(filename + Zstr(".ffs_batch")))
filename += Zstr(".ffs_batch");
else
{
wxMessageBox(replaceCpy(_("Cannot find file %x."), L"%x", fmtFileName(filename)), _("Error"), wxOK | wxICON_ERROR);
return;
}
}
commandArgs.push_back(toWx(filename));
}
wxString cfgFilename;
if (!commandArgs.empty())
cfgFilename = commandArgs[0];
MainDialog* frame = new MainDialog(nullptr, cfgFilename);
frame->SetIcon(GlobalResources::instance().programIcon); //set application icon
frame->Show();
}
bool Application::OnExceptionInMainLoop()
{
throw; //just re-throw exception and avoid display of additional exception messagebox: it will be caught in OnRun()
}
int Application::OnRun()
{
auto processException = [](const std::wstring& msg)
{
//it's not always possible to display a message box, e.g. corrupted stack, however low-level file output works!
logError(utfCvrtTo<std::string>(msg));
wxSafeShowMessage(_("An exception occurred!") + L" - FFS", msg);
};
try
{
wxApp::OnRun();
}
catch (const std::exception& e) //catch all STL exceptions
{
processException(utfCvrtTo<std::wstring>(e.what()));
return FFS_RC_EXCEPTION;
}
catch (...) //catch the rest
{
processException(L"Unknown error.");
return FFS_RC_EXCEPTION;
}
return FFS_RC_SUCCESS; //program's return code
}
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