minor cleanup of Unix GetInfo(): assert if invalid parameters are passed; don't use...

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

diff --git a/src/common/init.cpp b/src/common/init.cpp
index d126e10b8d465481cc8665e2ea2a83171ef0e38d..6e9f06fad8a1dcd7b421e93e14546abd43f621c2 100644 (file)
--- 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:
@@ -20,38 +20,39 @@
 #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/scopedptr.h"
 #include "wx/except.h"
 
-#if defined(__WXMSW__) && defined(__WXDEBUG__)
+#if defined(__WXMSW__)
     #include "wx/msw/msvcrt.h"
 
-    static struct EnableMemLeakChecking
-    {
-        EnableMemLeakChecking()
+    #ifdef wxCrtSetDbgFlag
+        static struct EnableMemLeakChecking
         {
-            // do check for memory leaks on program exit (another useful flag
-            // is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free deallocated
-            // memory which may be used to simulate low-memory condition)
-            wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
-        }
-    } gs_enableLeakChecks;
-#endif // __WXMSW__ && __WXDEBUG__
+            EnableMemLeakChecking()
+            {
+                // check for memory leaks on program exit (another useful flag
+                // is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free deallocated
+                // memory which may be used to simulate low-memory condition)
+                wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
+            }
+        } gs_enableLeakChecks;
+    #endif // wxCrtSetDbgFlag
+#endif // __WXMSW__
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -64,8 +65,9 @@ public:
     wxDummyConsoleApp() { }
 
     virtual int OnRun() { wxFAIL_MSG( _T("unreachable code") ); return 0; }
+    virtual bool DoYield(bool, long) { return true; }
 
-    DECLARE_NO_COPY_CLASS(wxDummyConsoleApp)
+    wxDECLARE_NO_COPY_CLASS(wxDummyConsoleApp);
 };
 
 // we need a special kind of auto pointer to wxApp which not only deletes the
@@ -94,7 +96,7 @@ public:
         wxApp::SetInstance(ptr);
     }
 
-    DECLARE_NO_COPY_CLASS(wxAppPtr)
+    wxDECLARE_NO_COPY_CLASS(wxAppPtr);
 };
 
 // class to ensure that wxAppBase::CleanUp() is called if our Initialize()
@@ -161,7 +163,7 @@ static struct InitData
     wchar_t **argv;
 #endif // wxUSE_UNICODE
 
-    DECLARE_NO_COPY_CLASS(InitData)
+    wxDECLARE_NO_COPY_CLASS(InitData);
 } gs_initData;
 
 // ============================================================================
@@ -177,14 +179,27 @@ 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++ )
     {
+#ifdef __DARWIN__
+        wxWCharBuffer buf(wxConvFileName->cMB2WX(argv[i]));
+#else
         wxWCharBuffer buf(wxConvLocal.cMB2WX(argv[i]));
-        gs_initData.argv[i] = buf ? wxStrdup(buf) : NULL;
+#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()
@@ -212,12 +227,15 @@ 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;
@@ -244,9 +262,7 @@ bool wxEntryStart(int& argc, wxChar **argv)
 
     // initialize wxRTTI
     if ( !DoCommonPreInit() )
-    {
         return false;
-    }
 
 
     // first of all, we need an application object
@@ -279,15 +295,14 @@ bool wxEntryStart(int& argc, wxChar **argv)
     // --------------------------------------------
 
     if ( !app->Initialize(argc, argv) )
-    {
         return false;
-    }
 
-    wxCallAppCleanup callAppCleanup(app.get());
+    // remember, possibly modified (e.g. due to removal of toolkit-specific
+    // parameters), command line arguments in member variables
+    app->argc = argc;
+    app->argv = argv;
 
-    // for compatibility call the old initialization function too
-    if ( !app->OnInitGui() )
-        return false;
+    wxCallAppCleanup callAppCleanup(app.get());
 
 
     // common initialization after wxTheApp creation
@@ -321,7 +336,7 @@ bool wxEntryStart(int& argc, char **argv)
 {
     ConvertArgsToUnicode(argc, argv);
 
-    if ( !wxEntryStart(argc, gs_initData.argv) )
+    if ( !wxEntryStart(gs_initData.argc, gs_initData.argv) )
     {
         FreeConvertedArgs();
 
@@ -383,8 +398,12 @@ 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;
     }
 
 
@@ -420,7 +439,6 @@ int wxEntryReal(int& argc, wxChar **argv)
 
     wxTRY
     {
-
         // app initialization
         if ( !wxTheApp->CallOnInit() )
         {
@@ -450,7 +468,7 @@ 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
@@ -481,4 +499,3 @@ void wxUninitialize()
         wxEntryCleanup();
     }
 }
-