samples/dynamic/minimal.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        minimal.cpp
   3 // Purpose:     Dynamic events 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 #ifdef __WXGTK__
  29 #include "mondrian.xpm"
  30 #endif
  31
  32 // Define a new application type
  33 class MyApp: public wxApp
  34 { public:
  35     bool OnInit(void);
  36 };
  37
  38 // Define a new frame type
  39 class MyFrame: public wxFrame
  40 { public:
  41     MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h);
  42
  43  public:
  44     void OnQuit(wxCommandEvent& event);
  45     void OnAbout(wxCommandEvent& event);
  46         bool OnClose(void) { return TRUE; }
  47 };
  48
  49 // ID for the menu commands
  50 #define MINIMAL_QUIT    1
  51 #define MINIMAL_TEXT    101
  52 #define MINIMAL_ABOUT   102
  53
  54 // Create a new application object
  55 IMPLEMENT_APP   (MyApp)
  56
  57 // `Main program' equivalent, creating windows and returning main app frame
  58 bool MyApp::OnInit(void)
  59 {
  60   // Create the main frame window
  61   MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "Minimal wxWindows App", 50, 50, 450, 340);
  62
  63   frame->Connect( MINIMAL_QUIT,  -1, wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)MyFrame::OnQuit );
  64   frame->Connect( MINIMAL_ABOUT, -1, wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)MyFrame::OnAbout );
  65
  66   // Give it an icon
  67 #ifdef __WXMSW__
  68   frame->SetIcon(wxIcon("mondrian"));
  69 #else
  70   frame->SetIcon(wxIcon(mondrian_xpm));
  71 #endif
  72
  73   // Make a menubar
  74   wxMenu *file_menu = new wxMenu;
  75
  76   file_menu->Append(MINIMAL_ABOUT, "&About");
  77   file_menu->Append(MINIMAL_QUIT, "E&xit");
  78   wxMenuBar *menu_bar = new wxMenuBar;
  79   menu_bar->Append(file_menu, "&File");
  80   frame->SetMenuBar(menu_bar);
  81
  82   // Make a panel with a message
  83   wxPanel *panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL);
  84
  85   (void)new wxStaticText(panel, 311, "Hello!", wxPoint(10, 10), wxSize(-1, -1), 0);
  86
  87   // Show the frame
  88   frame->Show(TRUE);
  89
  90   SetTopWindow(frame);
  91
  92   return TRUE;
  93 }
  94
  95 // My frame constructor
  96 MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h):
  97   wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
  98 {}
  99
 100 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 101 {
 102   Close(TRUE);
 103 }
 104
 105 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 106 {
 107   wxMessageDialog dialog(this, "This is a minimal sample\nA second line in the message box",
 108         "About Minimal", wxYES_NO|wxCANCEL);
 109
 110   dialog.ShowModal();
 111 }
 112
 113