samples/memcheck/memcheck.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        memcheck.cpp
   3 // Purpose:     Memory-checking sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #pragma interface
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #include "wx/date.h"
  29
  30 #ifdef __WXGTK__
  31 #include "mondrian.xpm"
  32 #endif
  33
  34 #if !WXDEBUG
  35 #error You must set WXDEBUG to 1 on the 'make' command line (MSW) or with configure (GTK)
  36 #endif
  37
  38 // Define a new application type
  39 class MyApp: public wxApp
  40 { public:
  41     bool OnInit(void);
  42 };
  43
  44 // Define a new frame type
  45 class MyFrame: public wxFrame
  46 { public:
  47     MyFrame(wxFrame *parent);
  48     void OnQuit(wxCommandEvent& event);
  49
  50 DECLARE_EVENT_TABLE()
  51 };
  52
  53 IMPLEMENT_APP(MyApp)
  54
  55 // `Main program' equivalent, creating windows and returning main app frame
  56 bool MyApp::OnInit(void)
  57 {
  58   // Create the main frame window
  59   MyFrame *frame = new MyFrame((wxFrame *) NULL);
  60
  61   // Give it an icon
  62 #ifdef __WXMSW__
  63   frame->SetIcon(wxIcon("mondrian"));
  64 #else
  65   frame->SetIcon(wxIcon(mondrian_xpm));
  66 #endif
  67
  68   // Make a menubar
  69   wxMenu *file_menu = new wxMenu;
  70
  71   file_menu->Append(wxID_EXIT, "E&xit");
  72   wxMenuBar *menu_bar = new wxMenuBar;
  73   menu_bar->Append(file_menu, "File");
  74   frame->SetMenuBar(menu_bar);
  75
  76   // Make a panel with a message
  77   wxPanel *panel = new wxPanel(frame);
  78
  79   (void)new wxStaticText(panel, -1, "Hello, this is a minimal debugging wxWindows program!", wxPoint(10, 10));
  80
  81   // Show the frame
  82   frame->Show(TRUE);
  83
  84   wxDebugContext::SetCheckpoint();
  85   wxDebugContext::SetFile("debug.log");
  86
  87   wxString *thing = new wxString;
  88   wxDate* date = new wxDate;
  89
  90   // non-object allocation
  91   char *ordinaryNonObject = new char[1000];
  92
  93   const char *data = (const char*) thing ;
  94
  95   wxDebugContext::PrintClasses();
  96   wxDebugContext::Dump();
  97   wxDebugContext::PrintStatistics();
  98
  99   // Don't delete these two objects, to force wxApp to flag a memory leak.
 100 //  delete thing;
 101 //  delete date;
 102 //  delete[] ordinaryNonObject;
 103
 104   return TRUE;
 105 }
 106
 107 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 108     EVT_MENU(wxID_EXIT, MyFrame::OnQuit)
 109 END_EVENT_TABLE()
 110
 111 // My frame constructor
 112 MyFrame::MyFrame(wxFrame *parent):
 113   wxFrame(parent, -1, "MemCheck wxWindows Sample", wxPoint(-1, -1), wxSize(400, 200))
 114 {}
 115
 116 // Intercept menu commands
 117 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 118 {
 119     Close(TRUE);
 120 }
 121