Document wxDocument::DeleteContents().

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

diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp
index db26530d662886db24b7458f2a2f00664ffc0c1c..65231954924eb8ebda4e66d8c2cda625731ab722 100644 (file)
--- a/src/common/appbase.cpp
+++ b/src/common/appbase.cpp
@@ -154,6 +154,10 @@ wxAppConsoleBase::wxAppConsoleBase()
 
 wxAppConsoleBase::~wxAppConsoleBase()
 {
 
 wxAppConsoleBase::~wxAppConsoleBase()
 {

+    // we're being destroyed and using this object from now on may not work or
+    // even crash so don't leave dangling pointers to it
+    ms_appInstance = NULL;
+

     delete m_traits;
 }
 
     delete m_traits;
 }
 


@@ -161,21 +165,45 @@ wxAppConsoleBase::~wxAppConsoleBase()
 // initialization/cleanup
 // ----------------------------------------------------------------------------
 
 // initialization/cleanup
 // ----------------------------------------------------------------------------
 

-bool wxAppConsoleBase::Initialize(int& WXUNUSED(argc), wxChar **argv)
+bool wxAppConsoleBase::Initialize(int& WXUNUSED(argc), wxChar **WXUNUSED(argv))

 {
 #if wxUSE_INTL
     GetTraits()->SetLocale();
 #endif // wxUSE_INTL
 
 {
 #if wxUSE_INTL
     GetTraits()->SetLocale();
 #endif // wxUSE_INTL
 

+    return true;
+}
+
+wxString wxAppConsoleBase::GetAppName() const
+{
+    wxString name = m_appName;

 #ifndef __WXPALMOS__
 #ifndef __WXPALMOS__

-    if ( m_appName.empty() && argv && argv[0] )
+    if ( name.empty() )

     {
     {

-        // the application name is, by default, the name of its executable file
-        wxFileName::SplitPath(argv[0], NULL, &m_appName, NULL);
+        if ( argv )
+        {
+            // the application name is, by default, the name of its executable file
+            wxFileName::SplitPath(argv[0], NULL, &name, NULL);
+        }

     }
 #endif // !__WXPALMOS__
     }
 #endif // !__WXPALMOS__

+    return name;
+}

 
 

-    return true;
+wxString wxAppConsoleBase::GetAppDisplayName() const
+{
+    // use the explicitly provided display name, if any
+    if ( !m_appDisplayName.empty() )
+        return m_appDisplayName;
+
+    // if the application name was explicitly set, use it as is as capitalizing
+    // it won't always produce good results
+    if ( !m_appName.empty() )
+        return m_appName;
+
+    // if neither is set, use the capitalized version of the program file as
+    // it's the most reasonable default
+    return GetAppName().Capitalize();

 }
 
 wxEventLoopBase *wxAppConsoleBase::CreateMainLoop()
 }
 
 wxEventLoopBase *wxAppConsoleBase::CreateMainLoop()


@@ -340,6 +368,12 @@ bool wxAppConsoleBase::ProcessIdle()
     event.SetEventObject(this);
     ProcessEvent(event);
 
     event.SetEventObject(this);
     ProcessEvent(event);
 

+#if wxUSE_LOG
+    // flush the logged messages if any (do this after processing the events
+    // which could have logged new messages)
+    wxLog::FlushActive();
+#endif
+

     return event.MoreRequested();
 }
 
     return event.MoreRequested();
 }
 


@@ -505,7 +539,7 @@ void wxAppConsoleBase::DeletePendingEvents()
 
 bool wxAppConsoleBase::IsScheduledForDestruction(wxObject *object) const
 {
 
 bool wxAppConsoleBase::IsScheduledForDestruction(wxObject *object) const
 {

-    return wxPendingDelete.Member(object) != NULL;
+    return wxPendingDelete.Member(object);

 }
 
 void wxAppConsoleBase::ScheduleForDestruction(wxObject *object)
 }
 
 void wxAppConsoleBase::ScheduleForDestruction(wxObject *object)


@@ -838,22 +872,19 @@ void WXDLLIMPEXP_BASE wxMutexGuiLeave()
 bool wxAppTraitsBase::ShowAssertDialog(const wxString& msgOriginal)
 {
 #if wxDEBUG_LEVEL
 bool wxAppTraitsBase::ShowAssertDialog(const wxString& msgOriginal)
 {
 #if wxDEBUG_LEVEL

-    wxString msg = msgOriginal;
+    wxString msg;

 
 #if wxUSE_STACKWALKER
 
 #if wxUSE_STACKWALKER

-#if !defined(__WXMSW__)
-    // on Unix stack frame generation may take some time, depending on the
-    // size of the executable mainly... warn the user that we are working
-    wxFprintf(stderr, wxT("[Debug] Generating a stack trace... please wait"));
-    fflush(stderr);
-#endif
-

     const wxString stackTrace = GetAssertStackTrace();
     if ( !stackTrace.empty() )
     const wxString stackTrace = GetAssertStackTrace();
     if ( !stackTrace.empty() )

+    {

         msg << wxT("\n\nCall stack:\n") << stackTrace;
         msg << wxT("\n\nCall stack:\n") << stackTrace;

+
+        wxMessageOutputDebug().Output(msg);
+    }

 #endif // wxUSE_STACKWALKER
 
 #endif // wxUSE_STACKWALKER
 

-    return DoShowAssertDialog(msg);
+    return DoShowAssertDialog(msgOriginal + msg);

 #else // !wxDEBUG_LEVEL
     wxUnusedVar(msgOriginal);
 
 #else // !wxDEBUG_LEVEL
     wxUnusedVar(msgOriginal);
 


@@ -865,6 +896,15 @@ bool wxAppTraitsBase::ShowAssertDialog(const wxString& msgOriginal)
 wxString wxAppTraitsBase::GetAssertStackTrace()
 {
 #if wxDEBUG_LEVEL
 wxString wxAppTraitsBase::GetAssertStackTrace()
 {
 #if wxDEBUG_LEVEL

+
+#if !defined(__WXMSW__)
+    // on Unix stack frame generation may take some time, depending on the
+    // size of the executable mainly... warn the user that we are working
+    wxFprintf(stderr, "Collecting stack trace information, please wait...");
+    fflush(stderr);
+#endif // !__WXMSW__
+
+

     wxString stackTrace;
 
     class StackDump : public wxStackWalker
     wxString stackTrace;
 
     class StackDump : public wxStackWalker


@@ -1016,6 +1056,11 @@ wxDefaultAssertHandler(const wxString& file,
 
 wxAssertHandler_t wxTheAssertHandler = wxDefaultAssertHandler;
 
 
 wxAssertHandler_t wxTheAssertHandler = wxDefaultAssertHandler;
 

+void wxSetDefaultAssertHandler()
+{
+    wxTheAssertHandler = wxDefaultAssertHandler;
+}
+

 void wxOnAssert(const wxString& file,
                 int line,
                 const wxString& func,
 void wxOnAssert(const wxString& file,
                 int line,
                 const wxString& func,


@@ -1147,14 +1192,10 @@ bool DoShowAssertDialog(const wxString& msg)
         //case IDNO: nothing to do
     }
 #else // !__WXMSW__
         //case IDNO: nothing to do
     }
 #else // !__WXMSW__

-    wxFprintf(stderr, wxT("%s\n"), msg.c_str());
-    fflush(stderr);
-
-    // TODO: ask the user to enter "Y" or "N" on the console?
-    wxTrap();
+    wxUnusedVar(msg);

 #endif // __WXMSW__/!__WXMSW__
 
 #endif // __WXMSW__/!__WXMSW__
 

-    // continue with the asserts
+    // continue with the asserts by default

     return false;
 }
 
     return false;
 }
 


@@ -1197,27 +1238,15 @@ void ShowAssertDialog(const wxString& file,
     // since dialogs cannot be displayed
     if ( !wxThread::IsMain() )
     {
     // since dialogs cannot be displayed
     if ( !wxThread::IsMain() )
     {

-        msg += wxT(" [in child thread]");
-
-#if defined(__WXMSW__) && !defined(__WXMICROWIN__)
-        msg << wxT("\r\n");
-        OutputDebugString(msg.wx_str());
-#else
-        // send to stderr
-        wxFprintf(stderr, wxT("%s\n"), msg.c_str());
-        fflush(stderr);
-#endif
-        // He-e-e-e-elp!! we're asserting in a child thread
-        wxTrap();
+        msg += wxString::Format(" [in thread %lx]", wxThread::GetCurrentId());

     }
     }

-    else

 #endif // wxUSE_THREADS
 
 #endif // wxUSE_THREADS
 

+    // log the assert in any case
+    wxMessageOutputDebug().Output(msg);
+

     if ( !s_bNoAsserts )
     {
     if ( !s_bNoAsserts )
     {

-        // send it to the normal log destination
-        wxLogDebug(wxT("%s"), msg.c_str());
-

         if ( traits )
         {
             // delegate showing assert dialog (if possible) to that class
         if ( traits )
         {
             // delegate showing assert dialog (if possible) to that class