on demand creation of native CGContexts , so that pure text measuring contexts don...

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

diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp
index 35145e1e8f731553ea898ddf6c9520405753017b..697aa2dd87964aa0ba8ab533bce10eae39d1727d 100644 (file)
--- a/src/common/appbase.cpp
+++ b/src/common/appbase.cpp
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        common/base/appbase.cpp
+// Name:        src/common/appbase.cpp
 // Purpose:     implements wxAppConsole class
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -25,13 +25,16 @@
 #endif
 
 #ifndef WX_PRECOMP
+    #ifdef __WXMSW__
+        #include  "wx/msw/wrapwin.h"  // includes windows.h for MessageBox()
+    #endif
+    #include "wx/list.h"
     #include "wx/app.h"
     #include "wx/intl.h"
-    #include "wx/list.h"
     #include "wx/log.h"
+    #include "wx/utils.h"
 #endif //WX_PRECOMP
 
-#include "wx/utils.h"
 #include "wx/apptrait.h"
 #include "wx/cmdline.h"
 #include "wx/confbase.h"
@@ -43,10 +46,6 @@
   #include  <signal.h>      // for SIGTRAP used by wxTrap()
 #endif  //Win/Unix
 
-#if defined(__WXMSW__)
-  #include  "wx/msw/wrapwin.h"  // includes windows.h for MessageBox()
-#endif
-
 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"
 #endif // wxUSE_FONTMAP
@@ -93,6 +92,7 @@
     static
     void ShowAssertDialog(const wxChar *szFile,
                           int nLine,
+                          const wxChar *szFunc,
                           const wxChar *szCond,
                           const wxChar *szMsg,
                           wxAppTraits *traits = NULL);
@@ -207,10 +207,6 @@ int wxAppConsole::OnExit()
     delete wxConfigBase::Set((wxConfigBase *) NULL);
 #endif // wxUSE_CONFIG
 
-    // use Set(NULL) and not Get() to avoid creating a message output object on
-    // demand when we just want to delete it
-    delete wxMessageOutput::Set(NULL);
-
     return 0;
 }
 
@@ -272,7 +268,7 @@ void wxAppConsole::ProcessPendingEvents()
     if ( !wxPendingEventsLocker )
         return;
 #endif
-    
+
     // ensure that we're the only thread to modify the pending events list
     wxENTER_CRIT_SECT( *wxPendingEventsLocker );
 
@@ -284,6 +280,15 @@ void wxAppConsole::ProcessPendingEvents()
 
     // iterate until the list becomes empty
     wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
+    
+    while (node && 
+           ((wxEvtHandler *)node->GetData())->IsEventHandlingInProgress() &&
+           ((wxEvtHandler *)node->GetData())->IsReentranceAllowed() == false)
+    {   
+        // skip over event
+        node = node->GetNext();
+    }
+    
     while (node)
     {
         wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
@@ -292,12 +297,20 @@ void wxAppConsole::ProcessPendingEvents()
         // In ProcessPendingEvents(), new handlers might be add
         // and we can safely leave the critical section here.
         wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
-        
+
         handler->ProcessPendingEvents();
 
         wxENTER_CRIT_SECT( *wxPendingEventsLocker );
 
         node = wxPendingEvents->GetFirst();
+        
+        while (node && 
+               ((wxEvtHandler *)node->GetData())->IsEventHandlingInProgress() &&
+               ((wxEvtHandler *)node->GetData())->IsReentranceAllowed() == false)
+        {   
+            // skip over event
+            node = node->GetNext();
+        }
     }
 
     wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
@@ -324,17 +337,6 @@ wxAppConsole::HandleEvent(wxEvtHandler *handler,
     (handler->*func)(event);
 }
 
-bool
-wxAppConsole::OnExceptionInMainLoop()
-{
-    throw;
-
-    // some compilers are too stupid to know that we never return after throw
-#if defined(__DMC__) || (defined(_MSC_VER) && _MSC_VER < 1200)
-    return false;
-#endif
-}
-
 #endif // wxUSE_EXCEPTIONS
 
 // ----------------------------------------------------------------------------
@@ -449,12 +451,21 @@ bool wxAppConsole::CheckBuildOptions(const char *optionsSignature,
 
 #ifdef __WXDEBUG__
 
+void wxAppConsole::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)
 {
-    ShowAssertDialog(file, line, cond, msg, GetTraits());
+    OnAssertFailure(file, line, NULL, cond, msg);
 }
 
 #endif // __WXDEBUG__
@@ -602,19 +613,10 @@ void wxTrap()
 #endif // Win/Unix
 }
 
-void wxAssert(int cond,
-              const wxChar *szFile,
-              int nLine,
-              const wxChar *szCond,
-              const wxChar *szMsg)
-{
-    if ( !cond )
-        wxOnAssert(szFile, nLine, szCond, szMsg);
-}
-
 // this function is called when an assert fails
 void wxOnAssert(const wxChar *szFile,
                 int nLine,
+                const char *szFunc,
                 const wxChar *szCond,
                 const wxChar *szMsg)
 {
@@ -633,16 +635,19 @@ void wxOnAssert(const wxChar *szFile,
 
     s_bInAssert = true;
 
+    // __FUNCTION__ is always in ASCII, convert it to wide char if needed
+    const wxString strFunc = wxString::FromAscii(szFunc);
+
     if ( !wxTheApp )
     {
         // by default, show the assert dialog box -- we can't customize this
         // behaviour
-        ShowAssertDialog(szFile, nLine, szCond, szMsg);
+        ShowAssertDialog(szFile, nLine, strFunc, szCond, szMsg);
     }
     else
     {
         // let the app process it as it wants
-        wxTheApp->OnAssert(szFile, nLine, szCond, szMsg);
+        wxTheApp->OnAssertFailure(szFile, nLine, strFunc, szCond, szMsg);
     }
 
     s_bInAssert = false;
@@ -753,7 +758,7 @@ static wxString GetAssertStackTrace()
     };
 
     StackDump dump;
-    dump.Walk(5); // don't show OnAssert() call itself
+    dump.Walk(2); // don't show OnAssert() call itself
     stackTrace = dump.GetStackTrace();
 
     // don't show more than maxLines or we could get a dialog too tall to be
@@ -772,6 +777,7 @@ static wxString GetAssertStackTrace()
 static
 void ShowAssertDialog(const wxChar *szFile,
                       int nLine,
+                      const wxChar *szFunc,
                       const wxChar *szCond,
                       const wxChar *szMsg,
                       wxAppTraits *traits)
@@ -787,6 +793,11 @@ void ShowAssertDialog(const wxChar *szFile,
     // the failed assert
     msg.Printf(wxT("%s(%d): assert \"%s\" failed"), szFile, nLine, szCond);
 
+    // add the function name, if any
+    if ( szFunc && *szFunc )
+        msg << _T(" in ") << szFunc << _T("()");
+
+    // and the message itself
     if ( szMsg )
     {
         msg << _T(": ") << szMsg;
@@ -844,4 +855,3 @@ void ShowAssertDialog(const wxChar *szFile,
 }
 
 #endif // __WXDEBUG__
-