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Diffstat (limited to 'FreeFileSync/Source/RealTimeSync/application.cpp')
| -rw-r--r-- | FreeFileSync/Source/RealTimeSync/application.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/FreeFileSync/Source/RealTimeSync/application.cpp b/FreeFileSync/Source/RealTimeSync/application.cpp new file mode 100644 index 00000000..735e0b8b --- /dev/null +++ b/FreeFileSync/Source/RealTimeSync/application.cpp @@ -0,0 +1,176 @@ +// ***************************************************************************** +// * This file is part of the FreeFileSync project. It is distributed under * +// * GNU General Public License: http://www.gnu.org/licenses/gpl-3.0 * +// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved * +// ***************************************************************************** + +#include "application.h" +#include "main_dlg.h" +#include <zen/file_access.h> +#include <zen/thread.h> +#include <wx/event.h> +#include <wx/log.h> +#include <wx/tooltip.h> +#include <wx+/string_conv.h> +#include <wx+/popup_dlg.h> +#include <wx+/image_resources.h> +#include "xml_proc.h" +#include "../lib/localization.h" +#include "../lib/ffs_paths.h" +#include "../lib/return_codes.h" +#include "../lib/error_log.h" +#include "../lib/help_provider.h" +#include "../lib/resolve_path.h" + +#ifdef ZEN_WIN + #include <zen/win_ver.h> + #include <zen/dll.h> + #include "../lib/app_user_mode_id.h" + +#elif defined ZEN_LINUX + #include <gtk/gtk.h> +#endif + +using namespace zen; + + +IMPLEMENT_APP(Application); + + +namespace +{ +#ifdef _MSC_VER +void crtInvalidParameterHandler(const wchar_t* expression, const wchar_t* function, const wchar_t* file, unsigned int line, uintptr_t pReserved) { assert(false); } +#endif + +const wxEventType EVENT_ENTER_EVENT_LOOP = wxNewEventType(); +} + + +bool Application::OnInit() +{ +#ifdef ZEN_WIN +#ifdef _MSC_VER + _set_invalid_parameter_handler(crtInvalidParameterHandler); //see comment in <zen/time.h> +#endif + //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); + +#ifdef ZEN_WIN_VISTA_AND_LATER + setAppUserModeId(L"RealTimeSync", L"Zenju.RealTimeSync"); //noexcept + //consider: RealTimeSync.exe, RealTimeSync_Win32.exe, RealTimeSync_x64.exe +#endif + + wxToolTip::SetMaxWidth(-1); //disable tooltip wrapping -> Windows only + +#elif defined ZEN_LINUX + ::gtk_rc_parse((zen::getResourceDir() + "styles.gtk_rc").c_str()); //remove inner border from bitmap buttons +#endif + + //Windows User Experience Interaction Guidelines: tool tips should have 5s timeout, info tips no timeout => compromise: + wxToolTip::Enable(true); //yawn, a wxWidgets screw-up: wxToolTip::SetAutoPop is no-op if global tooltip window is not yet constructed: wxToolTip::Enable creates it + wxToolTip::SetAutoPop(10000); //https://msdn.microsoft.com/en-us/library/windows/desktop/aa511495 + + SetAppName(L"RealTimeSync"); + + initResourceImages(getResourceDir() + Zstr("Resources.zip")); + + Connect(wxEVT_QUERY_END_SESSION, wxEventHandler(Application::onQueryEndSession), nullptr, this); + Connect(wxEVT_END_SESSION, wxEventHandler(Application::onQueryEndSession), nullptr, this); + + //do not call wxApp::OnInit() to avoid using default commandline parser + + //Note: app start is deferred: -> see FreeFileSync + Connect(EVENT_ENTER_EVENT_LOOP, wxEventHandler(Application::onEnterEventLoop), nullptr, this); + wxCommandEvent scrollEvent(EVENT_ENTER_EVENT_LOOP); + AddPendingEvent(scrollEvent); + + return true; //true: continue processing; false: exit immediately. +} + + +int Application::OnExit() +{ + uninitializeHelp(); + releaseWxLocale(); + cleanupResourceImages(); + return wxApp::OnExit(); +} + + +void Application::onEnterEventLoop(wxEvent& event) +{ + Disconnect(EVENT_ENTER_EVENT_LOOP, wxEventHandler(Application::onEnterEventLoop), nullptr, this); + + try + { + wxLanguage lngId = xmlAccess::getProgramLanguage(); + setLanguage(lngId); //throw FileError + } + catch (const FileError& e) + { + showNotificationDialog(nullptr, DialogInfoType::ERROR2, PopupDialogCfg().setDetailInstructions(e.toString())); + //continue! + } + + //try to set config/batch- filepath set by %1 parameter + std::vector<Zstring> commandArgs; + for (int i = 1; i < argc; ++i) + { + Zstring filePath = getResolvedFilePath(toZ(argv[i])); + + if (!fileExists(filePath)) //be a little tolerant + { + if (fileExists(filePath + Zstr(".ffs_real"))) + filePath += Zstr(".ffs_real"); + else if (fileExists(filePath + Zstr(".ffs_batch"))) + filePath += Zstr(".ffs_batch"); + else + { + showNotificationDialog(nullptr, DialogInfoType::ERROR2, PopupDialogCfg().setMainInstructions(replaceCpy(_("Cannot find file %x."), L"%x", fmtPath(filePath)))); + return; + } + } + commandArgs.push_back(filePath); + } + + Zstring cfgFilename; + if (!commandArgs.empty()) + cfgFilename = commandArgs[0]; + + MainDialog::create(cfgFilename); +} + + +int Application::OnRun() +{ + try + { + wxApp::OnRun(); + } + catch (const std::bad_alloc& e) //the only kind of exception we don't want crash dumps for + { + logFatalError(e.what()); //it's not always possible to display a message box, e.g. corrupted stack, however low-level file output works! + wxSafeShowMessage(L"RealTimeSync - " + _("An exception occurred"), e.what()); + return FFS_RC_EXCEPTION; + } + //catch (...) -> let it crash and create mini dump!!! + + return FFS_RC_SUCCESS; //program's return code +} + + + +void Application::onQueryEndSession(wxEvent& event) +{ + if (auto mainWin = dynamic_cast<MainDialog*>(GetTopWindow())) + mainWin->onQueryEndSession(); + //it's futile to try and clean up while the process is in full swing (CRASH!) => just terminate! +#ifdef ZEN_WIN + /*BOOL rv = */ ::TerminateProcess(::GetCurrentProcess(), //_In_ HANDLE hProcess, + FFS_RC_EXCEPTION); //_In_ UINT uExitCode +#else + std::abort(); //on Windows calls ::ExitProcess() which can still internally process Window messages and crash! +#endif +} |