document On{Open,Save}Document()

[wxWidgets.git] / src / common / appbase.cpp

diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp
index 119622bb8b164ae5d9c9fae44617dd027ffc0456..1efd57adddb6bd1cc567ed083c5a71241bc97e74 100644 (file)
--- a/src/common/appbase.cpp
+++ b/src/common/appbase.cpp
@@ -44,17 +44,20 @@
 #include "wx/msgout.h"
 #include "wx/ptr_scpd.h"
 #include "wx/tokenzr.h"
+#include "wx/thread.h"
 
 #if wxUSE_EXCEPTIONS && wxUSE_STL
     #include <exception>
     #include <typeinfo>
 #endif
 
+#ifndef __WXPALMOS5__
 #if !defined(__WXMSW__) || defined(__WXMICROWIN__)
   #include  <signal.h>      // for SIGTRAP used by wxTrap()
 #endif  //Win/Unix
 
 #include <locale.h>
+#endif // ! __WXPALMOS5__
 
 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"
@@ -80,6 +83,8 @@
             #include "wx/msw/debughlp.h"
         #endif
     #endif // wxUSE_STACKWALKER
+
+    #include "wx/recguard.h"
 #endif // __WXDEBUG__
 
 // wxABI_VERSION can be defined when compiling applications but it should be
@@ -162,22 +167,18 @@ wxAppConsoleBase::~wxAppConsoleBase()
 // initilization/cleanup
 // ----------------------------------------------------------------------------
 
-bool wxAppConsoleBase::Initialize(int& argcOrig, wxChar **argvOrig)
+bool wxAppConsoleBase::Initialize(int& WXUNUSED(argc), wxChar **argv)
 {
 #if wxUSE_INTL
     GetTraits()->SetLocale();
 #endif // wxUSE_INTL
 
-    // remember the command line arguments
-    argc = argcOrig;
-    argv = argvOrig;
-
 #if wxUSE_THREADS
     wxPendingEventsLocker = new wxCriticalSection;
 #endif
 
 #ifndef __WXPALMOS__
-    if ( m_appName.empty() && argv )
+    if ( m_appName.empty() && argv && argv[0] )
     {
         // the application name is, by default, the name of its executable file
         wxFileName::SplitPath(argv[0], NULL, &m_appName, NULL);
@@ -330,16 +331,13 @@ bool wxAppConsoleBase::Dispatch()
 
 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;
 }
 
 /* static */
@@ -357,27 +355,27 @@ void wxAppConsoleBase::ProcessPendingEvents()
         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);
-
-        // In ProcessPendingEvents(), new handlers might be add
-        // and we can safely leave the critical section here.
-        wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
+        // iterate until the list becomes empty: the handlers remove themselves
+        // from it when they don't have any more pending events
+        wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
+        while (node)
+        {
+            // In ProcessPendingEvents(), new handlers might be add
+            // and we can safely leave the critical section here.
+            wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
 
-        handler->ProcessPendingEvents();
+            wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
+            handler->ProcessPendingEvents();
 
-        wxENTER_CRIT_SECT( *wxPendingEventsLocker );
+            wxENTER_CRIT_SECT( *wxPendingEventsLocker );
 
-        node = wxPendingEvents->GetFirst();
+            // restart as the iterators could have been invalidated
+            node = wxPendingEvents->GetFirst();
+        }
     }
 
     wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
@@ -469,7 +467,7 @@ bool wxAppConsoleBase::OnExceptionInMainLoop()
 
 #if wxUSE_CMDLINE_PARSER
 
-#define OPTION_VERBOSE _T("verbose")
+#define OPTION_VERBOSE "verbose"
 
 void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser)
 {
@@ -478,8 +476,8 @@ void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser)
     {
         {
             wxCMD_LINE_SWITCH,
-            _T("h"),
-            _T("help"),
+            "h",
+            "help",
             gettext_noop("show this help message"),
             wxCMD_LINE_VAL_NONE,
             wxCMD_LINE_OPTION_HELP
@@ -488,7 +486,7 @@ void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser)
 #if wxUSE_LOG
         {
             wxCMD_LINE_SWITCH,
-            wxEmptyString,
+            NULL,
             OPTION_VERBOSE,
             gettext_noop("generate verbose log messages"),
             wxCMD_LINE_VAL_NONE,
@@ -497,14 +495,7 @@ void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser)
 #endif // wxUSE_LOG
 
         // terminator
-        {
-            wxCMD_LINE_NONE,
-            wxEmptyString,
-            wxEmptyString,
-            wxEmptyString,
-            wxCMD_LINE_VAL_NONE,
-            0x0
-        }
+        wxCMD_LINE_DESC_END
     };
 
     parser.SetDesc(cmdLineDesc);
@@ -654,13 +645,6 @@ void wxConsoleAppTraitsBase::RemoveFromPendingDelete(wxObject * WXUNUSED(object)
     // nothing to do
 }
 
-#if wxUSE_SOCKETS
-GSocketGUIFunctionsTable* wxConsoleAppTraitsBase::GetSocketGUIFunctionsTable()
-{
-    return NULL;
-}
-#endif
-
 // ----------------------------------------------------------------------------
 // wxAppTraits
 // ----------------------------------------------------------------------------
@@ -668,11 +652,36 @@ GSocketGUIFunctionsTable* wxConsoleAppTraitsBase::GetSocketGUIFunctionsTable()
 #if wxUSE_INTL
 void wxAppTraitsBase::SetLocale()
 {
-    setlocale(LC_ALL, "");
+    wxSetlocale(LC_ALL, "");
     wxUpdateLocaleIsUtf8();
 }
 #endif
 
+#if wxUSE_THREADS
+void wxMutexGuiEnterImpl();
+void wxMutexGuiLeaveImpl();
+
+void wxAppTraitsBase::MutexGuiEnter()
+{
+    wxMutexGuiEnterImpl();
+}
+
+void wxAppTraitsBase::MutexGuiLeave()
+{
+    wxMutexGuiLeaveImpl();
+}
+
+void WXDLLIMPEXP_BASE wxMutexGuiEnter()
+{
+    wxAppConsoleBase::GetInstance()->GetTraits()->MutexGuiEnter();
+}
+
+void WXDLLIMPEXP_BASE wxMutexGuiLeave()
+{
+    wxAppConsoleBase::GetInstance()->GetTraits()->MutexGuiLeave();
+}
+#endif // wxUSE_THREADS
+
 #ifdef __WXDEBUG__
 
 bool wxAppTraitsBase::ShowAssertDialog(const wxString& msgOriginal)
@@ -800,12 +809,6 @@ void wxTrap()
 {
 #if defined(__WXMSW__) && !defined(__WXMICROWIN__)
     DebugBreak();
-#elif defined(__WXMAC__) && !defined(__DARWIN__)
-    #if __powerc
-        Debugger();
-    #else
-        SysBreak();
-    #endif
 #elif defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS
     Debugger();
 #elif defined(__UNIX__)
@@ -823,20 +826,17 @@ static void wxDoOnAssert(const wxString& szFile,
                          const wxString& szMsg = wxEmptyString)
 {
     // FIXME MT-unsafe
-    static bool s_bInAssert = false;
+    static int s_bInAssert = 0;
 
-    if ( s_bInAssert )
+    wxRecursionGuard guard(s_bInAssert);
+    if ( guard.IsInside() )
     {
-        // He-e-e-e-elp!! we're trapped in endless loop
+        // can't use assert here to avoid infinite loops, so just trap
         wxTrap();
 
-        s_bInAssert = false;
-
         return;
     }
 
-    s_bInAssert = true;
-
     if ( !wxTheApp )
     {
         // by default, show the assert dialog box -- we can't customize this
@@ -850,8 +850,6 @@ static void wxDoOnAssert(const wxString& szFile,
         wxTheApp->OnAssertFailure(szFile.c_str(), nLine, szFunc.c_str(),
                                   szCond.c_str(), szMsg.c_str());
     }
-
-    s_bInAssert = false;
 }
 
 void wxOnAssert(const wxString& szFile,
@@ -947,6 +945,7 @@ static void LINKAGEMODE SetTraceMasks()
 #endif // wxUSE_LOG
 }
 
+static
 bool DoShowAssertDialog(const wxString& msg)
 {
     // under MSW we can show the dialog even in the console mode