///////////////////////////////////////////////////////////////////////////// // Name: memcheck.cpp // Purpose: Memory-checking sample // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ #pragma implementation #pragma interface #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WX_PRECOMP #include "wx/wx.h" #endif #include "wx/datetime.h" #if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) #include "mondrian.xpm" #endif #ifndef __WXDEBUG__ #error This program must be compiled in debug mode. #endif // Normally, new is automatically defined to be the // debugging version. If not, this does it. #if !defined(new) && defined(WXDEBUG_NEW) #define new WXDEBUG_NEW #endif // Define a new application type class MyApp: public wxApp { public: bool OnInit(void); }; // Define a new frame type class MyFrame: public wxFrame { public: MyFrame(wxFrame *parent); void OnQuit(wxCommandEvent& event); DECLARE_EVENT_TABLE() }; IMPLEMENT_APP(MyApp) // `Main program' equivalent, creating windows and returning main app frame bool MyApp::OnInit(void) { // Create the main frame window MyFrame *frame = new MyFrame((wxFrame *) NULL); // Give it an icon frame->SetIcon(wxICON(mondrian)); // Make a menubar wxMenu *file_menu = new wxMenu; file_menu->Append(wxID_EXIT, "E&xit"); wxMenuBar *menu_bar = new wxMenuBar; menu_bar->Append(file_menu, "File"); frame->SetMenuBar(menu_bar); // Make a panel with a message wxPanel *panel = new wxPanel(frame); (void)new wxStaticText(panel, -1, "Hello, this is a minimal debugging wxWindows program!", wxPoint(10, 10)); // Show the frame frame->Show(TRUE); wxDebugContext::SetCheckpoint(); wxString *thing = new wxString; #if wxUSE_DATETIME wxDateTime* date = new wxDateTime; #endif // wxUSE_DATETIME // non-object allocation char *ordinaryNonObject = new char[1000]; const char *data = (const char*) thing ; // On MSW, Dump() crashes if using wxLogGui, // so use wxLogStderr instead. wxLog* oldLog = wxLog::SetActiveTarget(new wxLogStderr); wxDebugContext::PrintClasses(); wxDebugContext::Dump(); wxDebugContext::PrintStatistics(); // Set back to wxLogGui delete wxLog::SetActiveTarget(oldLog); // Don't delete these objects, to force wxApp to flag a memory leak. // delete thing; // delete date; // delete[] ordinaryNonObject; return TRUE; } BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(wxID_EXIT, MyFrame::OnQuit) END_EVENT_TABLE() // My frame constructor MyFrame::MyFrame(wxFrame *parent): wxFrame(parent, -1, "MemCheck wxWindows Sample", wxPoint(-1, -1), wxSize(400, 200)) {} // Intercept menu commands void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) { Close(TRUE); }