X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/338026503bb5f5826bd9fbea9d2ab51b1ee02beb..b53aea81d2e102224b452ef5bf7aee1132f37c6f:/src/common/init.cpp

diff --git a/src/common/init.cpp b/src/common/init.cpp
index aaeec98204..d9d3cf0dc7 100644
--- a/src/common/init.cpp
+++ b/src/common/init.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        common/init.cpp
+// Name:        src/common/init.cpp
 // Purpose:     initialisation for the library
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -20,22 +20,21 @@
 #include "wx/wxprec.h"
 
 #ifdef    __BORLANDC__
-  #pragma hdrstop
+    #pragma hdrstop
 #endif  //__BORLANDC__
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
-    #include "wx/debug.h"
     #include "wx/filefn.h"
     #include "wx/log.h"
-    #include "wx/thread.h"
     #include "wx/intl.h"
+    #include "wx/module.h"
 #endif
 
 #include "wx/init.h"
+#include "wx/thread.h"
 
 #include "wx/ptr_scpd.h"
-#include "wx/module.h"
 #include "wx/except.h"
 
 #if defined(__WXMSW__) && defined(__WXDEBUG__)
@@ -70,8 +69,8 @@ public:
 
 // we need a special kind of auto pointer to wxApp which not only deletes the
 // pointer it holds in its dtor but also resets the global application pointer
-wxDECLARE_SCOPED_PTR(wxAppConsole, wxAppPtrBase);
-wxDEFINE_SCOPED_PTR(wxAppConsole, wxAppPtrBase);
+wxDECLARE_SCOPED_PTR(wxAppConsole, wxAppPtrBase)
+wxDEFINE_SCOPED_PTR(wxAppConsole, wxAppPtrBase)
 
 class wxAppPtr : public wxAppPtrBase
 {
@@ -177,13 +176,27 @@ static struct InitData
 static void ConvertArgsToUnicode(int argc, char **argv)
 {
     gs_initData.argv = new wchar_t *[argc + 1];
+    int wargc = 0;
     for ( int i = 0; i < argc; i++ )
     {
-        gs_initData.argv[i] = wxStrdup(wxConvLocal.cMB2WX(argv[i]));
+#ifdef __DARWIN__
+        wxWCharBuffer buf(wxConvFileName->cMB2WX(argv[i]));
+#else
+        wxWCharBuffer buf(wxConvLocal.cMB2WX(argv[i]));
+#endif
+        if ( !buf )
+        {
+            wxLogWarning(_("Command line argument %d couldn't be converted to Unicode and will be ignored."),
+                         i);
+        }
+        else // converted ok
+        {
+            gs_initData.argv[wargc++] = wxStrdup(buf);
+        }
     }
 
-    gs_initData.argc = argc;
-    gs_initData.argv[argc] = NULL;
+    gs_initData.argc = wargc;
+    gs_initData.argv[wargc] = NULL;
 }
 
 static void FreeConvertedArgs()
@@ -211,12 +224,15 @@ static void FreeConvertedArgs()
 static bool DoCommonPreInit()
 {
 #if wxUSE_LOG
+    // Reset logging in case we were cleaned up and are being reinitialized.
+    wxLog::DoCreateOnDemand();
+
     // install temporary log sink: we can't use wxLogGui before wxApp is
     // constructed and if we use wxLogStderr, all messages during
     // initialization simply disappear under Windows
     //
     // note that we will delete this log target below
-    wxLog::SetActiveTarget(new wxLogBuffer);
+    delete wxLog::SetActiveTarget(new wxLogBuffer);
 #endif // wxUSE_LOG
 
     return true;
@@ -233,6 +249,44 @@ static bool DoCommonPostInit()
         return false;
     }
 
+#if defined(__WXDEBUG__)
+    // check if event classes implement Clone() correctly
+    // NOTE: the check is done against _all_ event classes which are linked to
+    //       the executable currently running, which are not necessarily all
+    //       wxWidgets event classes.
+    const wxClassInfo *ci = wxClassInfo::GetFirst();
+    for (; ci; ci = ci->GetNext())
+    {
+        // is this class derived from wxEvent?
+        if (!ci->IsKindOf(CLASSINFO(wxEvent)) || wxString(ci->GetClassName()) == "wxEvent")
+            continue;
+
+        if (!ci->IsDynamic())
+        {
+            wxLogWarning("The event class '%s' should have a DECLARE_DYNAMIC_CLASS macro!",
+                         ci->GetClassName());
+            continue;
+        }
+
+        // yes; test if it implements Clone() correctly
+        wxEvent* test = wxDynamicCast(ci->CreateObject(),wxEvent);
+        if (test == NULL)
+        {
+            wxLogWarning("The event class '%s' should have a DECLARE_DYNAMIC_CLASS macro!",
+                         ci->GetClassName());
+            continue;
+        }
+
+        wxEvent* cloned = test->Clone();
+        if (!cloned || cloned->GetClassInfo() != ci)
+            wxLogWarning("The event class '%s' does not correctly implement Clone()!",
+                         ci->GetClassName());
+
+        delete cloned;
+        delete test;
+    }
+#endif
+
     return true;
 }
 
@@ -282,6 +336,12 @@ bool wxEntryStart(int& argc, wxChar **argv)
         return false;
     }
 
+    // remember, possibly modified (e.g. due to removal of toolkit-specific
+    // parameters), command line arguments in member variables
+    app->argc = argc;
+    app->argv = argv;
+
+
     wxCallAppCleanup callAppCleanup(app.get());
 
     // for compatibility call the old initialization function too
@@ -320,7 +380,7 @@ bool wxEntryStart(int& argc, char **argv)
 {
     ConvertArgsToUnicode(argc, argv);
 
-    if ( !wxEntryStart(argc, gs_initData.argv) )
+    if ( !wxEntryStart(gs_initData.argc, gs_initData.argv) )
     {
         FreeConvertedArgs();
 
@@ -356,15 +416,16 @@ static void DoCommonPostCleanup()
 {
     wxModule::CleanUpModules();
 
-    wxClassInfo::CleanUp();
-
     // we can't do this in wxApp itself because it doesn't know if argv had
     // been allocated
 #if wxUSE_UNICODE
     FreeConvertedArgs();
 #endif // wxUSE_UNICODE
 
-    // Note: check for memory leaks is now done via wxDebugContextDumpDelayCounter
+    // 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);
+
 #if wxUSE_LOG
     // and now delete the last logger as well
     delete wxLog::SetActiveTarget(NULL);
@@ -381,8 +442,12 @@ void wxEntryCleanup()
     {
         wxTheApp->CleanUp();
 
-        delete wxTheApp;
+        // reset the global pointer to it to NULL before destroying it as in
+        // some circumstances this can result in executing the code using
+        // wxTheApp and using half-destroyed object is no good
+        wxAppConsole * const app = wxApp::GetInstance();
         wxApp::SetInstance(NULL);
+        delete app;
     }
 
 
@@ -448,7 +513,7 @@ int wxEntry(int& argc, char **argv)
 {
     ConvertArgsToUnicode(argc, argv);
 
-    return wxEntry(argc, gs_initData.argv);
+    return wxEntry(gs_initData.argc, gs_initData.argv);
 }
 
 #endif // wxUSE_UNICODE
@@ -474,9 +539,8 @@ void wxUninitialize()
 {
     wxCRIT_SECT_LOCKER(lockInit, gs_initData.csInit);
 
-    if ( !--gs_initData.nInitCount )
+    if ( --gs_initData.nInitCount == 0 )
     {
         wxEntryCleanup();
     }
 }
-