samples/dynamic/dynamic.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dynamic.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 "dynamic.cpp"
  14 #pragma interface "dynamic.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 #if defined(__WXGTK__) || defined(__WXMOTIF__)
  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 DYNAMIC_QUIT   1
  51 #define DYNAMIC_TEXT   101
  52 #define DYNAMIC_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(NULL, "Dynamic wxWindows App", 50, 50, 450, 340);
  62
  63   frame->Connect( DYNAMIC_QUIT,  -1, wxEVT_COMMAND_MENU_SELECTED,
  64                   (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction)
  65                   &MyFrame::OnQuit );
  66   frame->Connect( DYNAMIC_ABOUT, -1, wxEVT_COMMAND_MENU_SELECTED,
  67                   (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction)
  68                   &MyFrame::OnAbout );
  69
  70   // Give it an icon
  71 #ifdef __WXMSW__
  72   frame->SetIcon(wxIcon("mondrian"));
  73 #else
  74   frame->SetIcon(wxIcon(mondrian_xpm));
  75 #endif
  76
  77   // Make a menubar
  78   wxMenu *file_menu = new wxMenu;
  79
  80   file_menu->Append(DYNAMIC_ABOUT, "&About");
  81   file_menu->Append(DYNAMIC_QUIT, "E&xit");
  82   wxMenuBar *menu_bar = new wxMenuBar;
  83   menu_bar->Append(file_menu, "&File");
  84   frame->SetMenuBar(menu_bar);
  85
  86   // Make a panel with a message
  87   wxPanel *panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 200), wxTAB_TRAVERSAL);
  88
  89   (void)new wxStaticText(panel, 311, "Hello!", wxPoint(10, 10), wxSize(-1, -1), 0);
  90
  91   // Show the frame
  92   frame->Show(TRUE);
  93
  94   SetTopWindow(frame);
  95
  96   return TRUE;
  97 }
  98
  99 // My frame constructor
 100 MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h):
 101   wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
 102 {}
 103
 104 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 105 {
 106   Close(TRUE);
 107 }
 108
 109 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 110 {
 111   wxMessageDialog dialog(this, "This demonstrates dynamic event handling",
 112     "About Dynamic", wxYES_NO|wxCANCEL);
 113
 114   dialog.ShowModal();
 115 }
 116
 117