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457814b5 JS |
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: $Id$ | |
6aa89a22 | 8 | // Copyright: (c) Julian Smart |
2f6c54eb | 9 | // Licence: wxWindows license |
457814b5 JS |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
457814b5 JS |
12 | // For compilers that support precompilation, includes "wx.h". |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
19 | #ifndef WX_PRECOMP | |
20 | #include "wx/wx.h" | |
21 | #endif | |
22 | ||
c6376731 | 23 | #include "wx/datetime.h" |
457814b5 | 24 | |
618f2efa | 25 | #if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) |
47908e25 RR |
26 | #include "mondrian.xpm" |
27 | #endif | |
28 | ||
6b037754 JS |
29 | #ifndef __WXDEBUG__ |
30 | #error This program must be compiled in debug mode. | |
457814b5 JS |
31 | #endif |
32 | ||
7fe7d506 JS |
33 | // Normally, new is automatically defined to be the |
34 | // debugging version. If not, this does it. | |
b58deaec | 35 | #if !defined(new) && defined(WXDEBUG_NEW) && wxUSE_MEMORY_TRACING && wxUSE_GLOBAL_MEMORY_OPERATORS |
7fe7d506 JS |
36 | #define new WXDEBUG_NEW |
37 | #endif | |
38 | ||
457814b5 JS |
39 | // Define a new application type |
40 | class MyApp: public wxApp | |
41 | { public: | |
42 | bool OnInit(void); | |
43 | }; | |
44 | ||
45 | // Define a new frame type | |
46 | class MyFrame: public wxFrame | |
47 | { public: | |
48 | MyFrame(wxFrame *parent); | |
49 | void OnQuit(wxCommandEvent& event); | |
50 | ||
51 | DECLARE_EVENT_TABLE() | |
52 | }; | |
53 | ||
54 | IMPLEMENT_APP(MyApp) | |
55 | ||
56 | // `Main program' equivalent, creating windows and returning main app frame | |
57 | bool MyApp::OnInit(void) | |
58 | { | |
45e6e6f8 VZ |
59 | if ( !wxApp::OnInit() ) |
60 | return false; | |
61 | ||
457814b5 | 62 | // Create the main frame window |
c67daf87 | 63 | MyFrame *frame = new MyFrame((wxFrame *) NULL); |
457814b5 JS |
64 | |
65 | // Give it an icon | |
7fe7d506 | 66 | frame->SetIcon(wxICON(mondrian)); |
457814b5 JS |
67 | |
68 | // Make a menubar | |
69 | wxMenu *file_menu = new wxMenu; | |
70 | ||
0c7cbf7d | 71 | file_menu->Append(wxID_EXIT, _T("E&xit")); |
457814b5 | 72 | wxMenuBar *menu_bar = new wxMenuBar; |
0c7cbf7d | 73 | menu_bar->Append(file_menu, _T("File")); |
457814b5 JS |
74 | frame->SetMenuBar(menu_bar); |
75 | ||
76 | // Make a panel with a message | |
77 | wxPanel *panel = new wxPanel(frame); | |
78 | ||
0c7cbf7d | 79 | (void)new wxStaticText(panel, wxID_ANY, _T("Hello, this is a minimal debugging wxWidgets program!"), wxPoint(10, 10)); |
457814b5 JS |
80 | |
81 | // Show the frame | |
0c7cbf7d | 82 | frame->Show(true); |
457814b5 | 83 | |
c242a1ec | 84 | #if wxUSE_MEMORY_TRACING |
bd7d06f2 | 85 | wxDebugContext::SetCheckpoint(); |
ea787af1 JS |
86 | #endif |
87 | ||
88 | // object allocation | |
89 | wxBrush* brush = new wxBrush(*wxRED); | |
90 | wxBitmap* bitmap = new wxBitmap(100, 100); | |
91 | ||
92 | // non-object allocation | |
93 | char *ordinaryNonObject = new char[1000]; | |
457814b5 | 94 | |
e55ad60e | 95 | wxString *thing = new wxString; |
c6376731 VZ |
96 | |
97 | #if wxUSE_DATETIME | |
98 | wxDateTime* date = new wxDateTime; | |
99 | #endif // wxUSE_DATETIME | |
457814b5 | 100 | |
457814b5 JS |
101 | const char *data = (const char*) thing ; |
102 | ||
c242a1ec | 103 | #if wxUSE_MEMORY_TRACING |
2db0bbde JS |
104 | // On MSW, Dump() crashes if using wxLogGui, |
105 | // so use wxLogStderr instead. | |
106 | wxLog* oldLog = wxLog::SetActiveTarget(new wxLogStderr); | |
107 | ||
bd7d06f2 RR |
108 | wxDebugContext::PrintClasses(); |
109 | wxDebugContext::Dump(); | |
110 | wxDebugContext::PrintStatistics(); | |
457814b5 | 111 | |
2db0bbde JS |
112 | // Set back to wxLogGui |
113 | delete wxLog::SetActiveTarget(oldLog); | |
ea787af1 | 114 | #endif |
2db0bbde | 115 | |
6b037754 | 116 | // Don't delete these objects, to force wxApp to flag a memory leak. |
457814b5 JS |
117 | // delete thing; |
118 | // delete date; | |
119 | // delete[] ordinaryNonObject; | |
0c7cbf7d WS |
120 | |
121 | return true; | |
457814b5 JS |
122 | } |
123 | ||
124 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) | |
125 | EVT_MENU(wxID_EXIT, MyFrame::OnQuit) | |
126 | END_EVENT_TABLE() | |
127 | ||
128 | // My frame constructor | |
129 | MyFrame::MyFrame(wxFrame *parent): | |
0c7cbf7d | 130 | wxFrame(parent, wxID_ANY, _T("MemCheck wxWidgets Sample"), wxDefaultPosition, wxSize(400, 200)) |
457814b5 JS |
131 | {} |
132 | ||
133 | // Intercept menu commands | |
cb43b372 | 134 | void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event)) |
457814b5 | 135 | { |
0c7cbf7d | 136 | Close(true); |
457814b5 JS |
137 | } |
138 |