samples/minimal/minimal.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        minimal.cpp
   3 // Purpose:     Minimal wxWindows 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 "minimal.cpp"
  14 #pragma interface "minimal.cpp"
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx/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 // Define a new application type
  29 class MyApp: public wxApp
  30 { public:
  31     bool OnInit(void);
  32 };
  33
  34 // Define a new frame type
  35 class MyFrame: public wxFrame
  36 { public:
  37     MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h);
  38
  39  public:
  40     void OnQuit(wxCommandEvent& event);
  41     void OnAbout(wxCommandEvent& event);
  42         bool OnClose(void) { return TRUE; }
  43
  44    DECLARE_EVENT_TABLE()
  45
  46 };
  47
  48 // ID for the menu commands
  49 #define MINIMAL_QUIT    1
  50 #define MINIMAL_TEXT    101
  51 #define MINIMAL_ABOUT   102
  52
  53 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  54         EVT_MENU(MINIMAL_QUIT, MyFrame::OnQuit)
  55         EVT_MENU(MINIMAL_ABOUT, MyFrame::OnAbout)
  56 END_EVENT_TABLE()
  57
  58 // Create a new application object
  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(NULL, "Minimal wxWindows App", 50, 50, 450, 340);
  66
  67   // Give it an icon
  68 #ifdef __WINDOWS__
  69   frame->SetIcon(wxIcon("mondrian"));
  70 #endif
  71 #ifdef __X__
  72   frame->SetIcon(wxIcon("aiai.xbm"));
  73 #endif
  74
  75   // Make a menubar
  76   wxMenu *file_menu = new wxMenu;
  77
  78   file_menu->Append(MINIMAL_ABOUT, "&About");
  79   file_menu->Append(MINIMAL_QUIT, "E&xit");
  80   wxMenuBar *menu_bar = new wxMenuBar;
  81   menu_bar->Append(file_menu, "&File");
  82   frame->SetMenuBar(menu_bar);
  83
  84   // Make a panel with a message
  85   wxPanel *panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL);
  86
  87   wxStaticText *msg = new wxStaticText(panel, 311, "Hello!", wxPoint(10, 10), wxSize(-1, -1),
  88     0);
  89
  90   // Show the frame
  91   frame->Show(TRUE);
  92
  93   SetTopWindow(frame);
  94
  95   return TRUE;
  96 }
  97
  98 // My frame constructor
  99 MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h):
 100   wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
 101 {}
 102
 103 void MyFrame::OnQuit(wxCommandEvent& event)
 104 {
 105   Close(TRUE);
 106 }
 107
 108 void MyFrame::OnAbout(wxCommandEvent& event)
 109 {
 110   wxMessageDialog dialog(this, "This is a minimal sample\nA second line in the message box",
 111         "About Minimal", wxYES_NO|wxCANCEL);
 112
 113   dialog.ShowModal();
 114 }
 115
 116