| 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/datetime.h" |
| 29 | |
| 30 | #if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) |
| 31 | #include "mondrian.xpm" |
| 32 | #endif |
| 33 | |
| 34 | #ifndef __WXDEBUG__ |
| 35 | #error This program must be compiled in debug mode. |
| 36 | #endif |
| 37 | |
| 38 | // Normally, new is automatically defined to be the |
| 39 | // debugging version. If not, this does it. |
| 40 | #if !defined(new) && defined(WXDEBUG_NEW) |
| 41 | #define new WXDEBUG_NEW |
| 42 | #endif |
| 43 | |
| 44 | // Define a new application type |
| 45 | class MyApp: public wxApp |
| 46 | { public: |
| 47 | bool OnInit(void); |
| 48 | }; |
| 49 | |
| 50 | // Define a new frame type |
| 51 | class MyFrame: public wxFrame |
| 52 | { public: |
| 53 | MyFrame(wxFrame *parent); |
| 54 | void OnQuit(wxCommandEvent& event); |
| 55 | |
| 56 | DECLARE_EVENT_TABLE() |
| 57 | }; |
| 58 | |
| 59 | IMPLEMENT_APP(MyApp) |
| 60 | |
| 61 | // `Main program' equivalent, creating windows and returning main app frame |
| 62 | bool MyApp::OnInit(void) |
| 63 | { |
| 64 | // Create the main frame window |
| 65 | MyFrame *frame = new MyFrame((wxFrame *) NULL); |
| 66 | |
| 67 | // Give it an icon |
| 68 | frame->SetIcon(wxICON(mondrian)); |
| 69 | |
| 70 | // Make a menubar |
| 71 | wxMenu *file_menu = new wxMenu; |
| 72 | |
| 73 | file_menu->Append(wxID_EXIT, "E&xit"); |
| 74 | wxMenuBar *menu_bar = new wxMenuBar; |
| 75 | menu_bar->Append(file_menu, "File"); |
| 76 | frame->SetMenuBar(menu_bar); |
| 77 | |
| 78 | // Make a panel with a message |
| 79 | wxPanel *panel = new wxPanel(frame); |
| 80 | |
| 81 | (void)new wxStaticText(panel, -1, "Hello, this is a minimal debugging wxWindows program!", wxPoint(10, 10)); |
| 82 | |
| 83 | // Show the frame |
| 84 | frame->Show(TRUE); |
| 85 | |
| 86 | wxDebugContext::SetCheckpoint(); |
| 87 | |
| 88 | wxString *thing = new wxString; |
| 89 | |
| 90 | #if wxUSE_DATETIME |
| 91 | wxDateTime* date = new wxDateTime; |
| 92 | #endif // wxUSE_DATETIME |
| 93 | |
| 94 | // non-object allocation |
| 95 | char *ordinaryNonObject = new char[1000]; |
| 96 | |
| 97 | const char *data = (const char*) thing ; |
| 98 | |
| 99 | // On MSW, Dump() crashes if using wxLogGui, |
| 100 | // so use wxLogStderr instead. |
| 101 | wxLog* oldLog = wxLog::SetActiveTarget(new wxLogStderr); |
| 102 | |
| 103 | wxDebugContext::PrintClasses(); |
| 104 | wxDebugContext::Dump(); |
| 105 | wxDebugContext::PrintStatistics(); |
| 106 | |
| 107 | // Set back to wxLogGui |
| 108 | delete wxLog::SetActiveTarget(oldLog); |
| 109 | |
| 110 | // Don't delete these objects, to force wxApp to flag a memory leak. |
| 111 | // delete thing; |
| 112 | // delete date; |
| 113 | // delete[] ordinaryNonObject; |
| 114 | |
| 115 | return TRUE; |
| 116 | } |
| 117 | |
| 118 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) |
| 119 | EVT_MENU(wxID_EXIT, MyFrame::OnQuit) |
| 120 | END_EVENT_TABLE() |
| 121 | |
| 122 | // My frame constructor |
| 123 | MyFrame::MyFrame(wxFrame *parent): |
| 124 | wxFrame(parent, -1, "MemCheck wxWindows Sample", wxPoint(-1, -1), wxSize(400, 200)) |
| 125 | {} |
| 126 | |
| 127 | // Intercept menu commands |
| 128 | void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) |
| 129 | { |
| 130 | Close(TRUE); |
| 131 | } |
| 132 | |