///////////////////////////////////////////////////////////////////////////////
// Name: src/common/appbase.cpp
-// Purpose: implements wxAppConsole class
+// Purpose: implements wxAppConsoleBase class
// Author: Vadim Zeitlin
// Modified by:
// Created: 19.06.2003 (extracted from common/appcmn.cpp)
#include "wx/ptr_scpd.h"
#include "wx/tokenzr.h"
+#if wxUSE_EXCEPTIONS && wxUSE_STL
+ #include <exception>
+ #include <typeinfo>
+#endif
+
#if !defined(__WXMSW__) || defined(__WXMICROWIN__)
#include <signal.h> // for SIGTRAP used by wxTrap()
#endif //Win/Unix
// global vars
// ----------------------------------------------------------------------------
-wxAppConsole *wxAppConsole::ms_appInstance = NULL;
+wxAppConsole *wxAppConsoleBase::ms_appInstance = NULL;
-wxAppInitializerFunction wxAppConsole::ms_appInitFn = NULL;
+wxAppInitializerFunction wxAppConsoleBase::ms_appInitFn = NULL;
// ----------------------------------------------------------------------------
// wxEventLoopPtr
wxDEFINE_TIED_SCOPED_PTR_TYPE(wxEventLoopBase)
// ============================================================================
-// wxAppConsole implementation
+// wxAppConsoleBase implementation
// ============================================================================
// ----------------------------------------------------------------------------
// ctor/dtor
// ----------------------------------------------------------------------------
-wxAppConsole::wxAppConsole()
+wxAppConsoleBase::wxAppConsoleBase()
{
m_traits = NULL;
m_mainLoop = NULL;
- ms_appInstance = this;
+ ms_appInstance = wx_static_cast(wxAppConsole *, this);
#ifdef __WXDEBUG__
SetTraceMasks();
#endif
}
-wxAppConsole::~wxAppConsole()
+wxAppConsoleBase::~wxAppConsoleBase()
{
delete m_traits;
}
// initilization/cleanup
// ----------------------------------------------------------------------------
-bool wxAppConsole::Initialize(int& argcOrig, wxChar **argvOrig)
+bool wxAppConsoleBase::Initialize(int& argcOrig, wxChar **argvOrig)
{
#if wxUSE_INTL
GetTraits()->SetLocale();
wxPendingEventsLocker = new wxCriticalSection;
#endif
- // create port-specific main loop
- m_mainLoop = CreateMainLoop();
-
#ifndef __WXPALMOS__
if ( m_appName.empty() && argv )
{
return true;
}
-wxEventLoopBase *wxAppConsole::CreateMainLoop()
+wxEventLoopBase *wxAppConsoleBase::CreateMainLoop()
{
return GetTraits()->CreateEventLoop();
}
-void wxAppConsole::CleanUp()
+void wxAppConsoleBase::CleanUp()
{
- delete m_mainLoop;
- m_mainLoop = NULL;
+ if ( m_mainLoop )
+ {
+ delete m_mainLoop;
+ m_mainLoop = NULL;
+ }
delete wxPendingEvents;
wxPendingEvents = NULL;
// OnXXX() callbacks
// ----------------------------------------------------------------------------
-bool wxAppConsole::OnInit()
+bool wxAppConsoleBase::OnInit()
{
#if wxUSE_CMDLINE_PARSER
wxCmdLineParser parser(argc, argv);
return true;
}
-int wxAppConsole::OnRun()
+int wxAppConsoleBase::OnRun()
{
return MainLoop();
}
-int wxAppConsole::OnExit()
+int wxAppConsoleBase::OnExit()
{
#if wxUSE_CONFIG
// delete the config object if any (don't use Get() here, but Set()
return 0;
}
-void wxAppConsole::Exit()
+void wxAppConsoleBase::Exit()
{
if (m_mainLoop != NULL)
ExitMainLoop();
// traits stuff
// ----------------------------------------------------------------------------
-wxAppTraits *wxAppConsole::CreateTraits()
+wxAppTraits *wxAppConsoleBase::CreateTraits()
{
return new wxConsoleAppTraits;
}
-wxAppTraits *wxAppConsole::GetTraits()
+wxAppTraits *wxAppConsoleBase::GetTraits()
{
// FIXME-MT: protect this with a CS?
if ( !m_traits )
// event processing
// ----------------------------------------------------------------------------
-int wxAppConsole::MainLoop()
+int wxAppConsoleBase::MainLoop()
{
wxEventLoopBaseTiedPtr mainLoop(&m_mainLoop, CreateMainLoop());
return m_mainLoop ? m_mainLoop->Run() : -1;
}
-void wxAppConsole::ExitMainLoop()
+void wxAppConsoleBase::ExitMainLoop()
{
// we should exit from the main event loop, not just any currently active
// (e.g. modal dialog) event loop
}
}
-bool wxAppConsole::Pending()
+bool wxAppConsoleBase::Pending()
{
// use the currently active message loop here, not m_mainLoop, because if
// we're showing a modal dialog (with its own event loop) currently the
return loop && loop->Pending();
}
-bool wxAppConsole::Dispatch()
+bool wxAppConsoleBase::Dispatch()
{
// see comment in Pending()
wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
return loop && loop->Dispatch();
}
-bool wxAppConsole::HasPendingEvents() const
+bool wxAppConsoleBase::HasPendingEvents() const
{
- // ensure that we're the only thread to modify the pending events list
wxENTER_CRIT_SECT( *wxPendingEventsLocker );
- if ( !wxPendingEvents )
- {
- wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
- return false;
- }
+ bool has = wxPendingEvents && !wxPendingEvents->IsEmpty();
+
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
- return true;
+
+ return has;
}
-void wxAppConsole::ProcessPendingEvents()
+/* static */
+bool wxAppConsoleBase::IsMainLoopRunning()
+{
+ const wxAppConsole * const app = GetInstance();
+
+ return app && app->m_mainLoop != NULL;
+}
+
+void wxAppConsoleBase::ProcessPendingEvents()
{
#if wxUSE_THREADS
if ( !wxPendingEventsLocker )
return;
#endif
- if ( !HasPendingEvents() )
- return;
-
wxENTER_CRIT_SECT( *wxPendingEventsLocker );
- // iterate until the list becomes empty
- wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
- while (node)
+ if (wxPendingEvents)
{
- wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
- wxPendingEvents->Erase(node);
+ // iterate until the list becomes empty
+ wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
+ while (node)
+ {
+ wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
+ wxPendingEvents->Erase(node);
- // In ProcessPendingEvents(), new handlers might be add
- // and we can safely leave the critical section here.
- wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
+ // In ProcessPendingEvents(), new handlers might be add
+ // and we can safely leave the critical section here.
+ wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
- handler->ProcessPendingEvents();
+ handler->ProcessPendingEvents();
- wxENTER_CRIT_SECT( *wxPendingEventsLocker );
+ wxENTER_CRIT_SECT( *wxPendingEventsLocker );
- node = wxPendingEvents->GetFirst();
+ node = wxPendingEvents->GetFirst();
+ }
}
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
}
-void wxAppConsole::WakeUpIdle()
+void wxAppConsoleBase::WakeUpIdle()
{
if ( m_mainLoop )
m_mainLoop->WakeUp();
}
-bool wxAppConsole::ProcessIdle()
+bool wxAppConsoleBase::ProcessIdle()
{
wxIdleEvent event;
return event.MoreRequested();
}
-int wxAppConsole::FilterEvent(wxEvent& WXUNUSED(event))
+int wxAppConsoleBase::FilterEvent(wxEvent& WXUNUSED(event))
{
// process the events normally by default
return -1;
#if wxUSE_EXCEPTIONS
void
-wxAppConsole::HandleEvent(wxEvtHandler *handler,
- wxEventFunction func,
- wxEvent& event) const
+wxAppConsoleBase::HandleEvent(wxEvtHandler *handler,
+ wxEventFunction func,
+ wxEvent& event) const
{
// by default, simply call the handler
(handler->*func)(event);
}
+void wxAppConsoleBase::OnUnhandledException()
+{
+#ifdef __WXDEBUG__
+ // we're called from an exception handler so we can re-throw the exception
+ // to recover its type
+ wxString what;
+ try
+ {
+ throw;
+ }
+#if wxUSE_STL
+ catch ( std::exception& e )
+ {
+ what.Printf("std::exception of type \"%s\", what() = \"%s\"",
+ typeid(e).name(), e.what());
+ }
+#endif // wxUSE_STL
+ catch ( ... )
+ {
+ what = "unknown exception";
+ }
+
+ wxMessageOutputBest().Printf(
+ "*** Caught unhandled %s; terminating\n", what
+ );
+#endif // __WXDEBUG__
+}
+
// ----------------------------------------------------------------------------
// exceptions support
// ----------------------------------------------------------------------------
-#if wxUSE_EXCEPTIONS
-
-bool wxAppConsole::OnExceptionInMainLoop()
+bool wxAppConsoleBase::OnExceptionInMainLoop()
{
throw;
#endif
}
-#endif // wxUSE_EXCEPTIONS
-
-
#endif // wxUSE_EXCEPTIONS
// ----------------------------------------------------------------------------
#if wxUSE_CMDLINE_PARSER
-#define OPTION_VERBOSE _T("verbose")
+#define OPTION_VERBOSE "verbose"
-void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser)
+void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser)
{
// the standard command line options
static const wxCmdLineEntryDesc cmdLineDesc[] =
{
{
wxCMD_LINE_SWITCH,
- _T("h"),
- _T("help"),
+ "h",
+ "help",
gettext_noop("show this help message"),
wxCMD_LINE_VAL_NONE,
wxCMD_LINE_OPTION_HELP
#if wxUSE_LOG
{
wxCMD_LINE_SWITCH,
- wxEmptyString,
+ NULL,
OPTION_VERBOSE,
gettext_noop("generate verbose log messages"),
wxCMD_LINE_VAL_NONE,
#endif // wxUSE_LOG
// terminator
- {
- wxCMD_LINE_NONE,
- wxEmptyString,
- wxEmptyString,
- wxEmptyString,
- wxCMD_LINE_VAL_NONE,
- 0x0
- }
+ wxCMD_LINE_DESC_END
};
parser.SetDesc(cmdLineDesc);
}
-bool wxAppConsole::OnCmdLineParsed(wxCmdLineParser& parser)
+bool wxAppConsoleBase::OnCmdLineParsed(wxCmdLineParser& parser)
{
#if wxUSE_LOG
if ( parser.Found(OPTION_VERBOSE) )
return true;
}
-bool wxAppConsole::OnCmdLineHelp(wxCmdLineParser& parser)
+bool wxAppConsoleBase::OnCmdLineHelp(wxCmdLineParser& parser)
{
parser.Usage();
return false;
}
-bool wxAppConsole::OnCmdLineError(wxCmdLineParser& parser)
+bool wxAppConsoleBase::OnCmdLineError(wxCmdLineParser& parser)
{
parser.Usage();
// ----------------------------------------------------------------------------
/* static */
-bool wxAppConsole::CheckBuildOptions(const char *optionsSignature,
- const char *componentName)
+bool wxAppConsoleBase::CheckBuildOptions(const char *optionsSignature,
+ const char *componentName)
{
#if 0 // can't use wxLogTrace, not up and running yet
printf("checking build options object '%s' (ptr %p) in '%s'\n",
#ifdef __WXDEBUG__
-void wxAppConsole::OnAssertFailure(const wxChar *file,
- int line,
- const wxChar *func,
- const wxChar *cond,
- const wxChar *msg)
+void wxAppConsoleBase::OnAssertFailure(const wxChar *file,
+ int line,
+ const wxChar *func,
+ const wxChar *cond,
+ const wxChar *msg)
{
ShowAssertDialog(file, line, func, cond, msg, GetTraits());
}
-void wxAppConsole::OnAssert(const wxChar *file,
- int line,
- const wxChar *cond,
- const wxChar *msg)
+void wxAppConsoleBase::OnAssert(const wxChar *file,
+ int line,
+ const wxChar *cond,
+ const wxChar *msg)
{
OnAssertFailure(file, line, NULL, cond, msg);
}
#if wxUSE_INTL
void wxAppTraitsBase::SetLocale()
{
- setlocale(LC_ALL, "");
+ wxSetlocale(LC_ALL, "");
wxUpdateLocaleIsUtf8();
}
#endif
#endif // wxUSE_LOG
}
+static
bool DoShowAssertDialog(const wxString& msg)
{
// under MSW we can show the dialog even in the console mode
wxT("You can also choose [Cancel] to suppress ")
wxT("further warnings.");
- switch ( ::MessageBox(NULL, msgDlg, _T("wxWidgets Debug Alert"),
+ switch ( ::MessageBox(NULL, msgDlg.wx_str(), _T("wxWidgets Debug Alert"),
MB_YESNOCANCEL | MB_ICONSTOP ) )
{
case IDYES:
#if defined(__WXMSW__) && !defined(__WXMICROWIN__)
msg << wxT("\r\n");
- OutputDebugString(msg );
+ OutputDebugString(msg.wx_str());
#else
// send to stderr
wxFprintf(stderr, wxT("%s\n"), msg.c_str());
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