samples/ipc/client.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        client.h
   3 // Purpose:     DDE sample: client
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     25/01/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #define ID_START         10000
  13 #define ID_DISCONNECT    10001
  14 #define ID_STARTADVISE    10002
  15 #define ID_LOG          10003
  16 #define ID_SERVERNAME    10004
  17 #define ID_STOPADVISE    10005
  18 #define ID_POKE            10006
  19 #define ID_REQUEST        10007
  20 #define ID_EXECUTE        10008
  21 #define ID_TOPIC        10009
  22 #define ID_HOSTNAME        10010
  23
  24 // Define a new application
  25 class MyClient;
  26 class MyConnection;
  27 class MyFrame;
  28
  29 class MyApp: public wxApp
  30 {
  31 public:
  32     virtual bool OnInit();
  33     virtual int OnExit();
  34     MyFrame *GetFrame() { return m_frame; };
  35
  36 protected:
  37     MyFrame        *m_frame;
  38 };
  39
  40 // Define a new frame
  41 class MyFrame: public wxFrame
  42 {
  43 public:
  44     MyFrame(wxFrame *frame, const wxString& title);
  45
  46     void OnExit(wxCommandEvent& event);
  47     void OnClose(wxCloseEvent& event);
  48     void EnableControls();
  49     void Disconnect();
  50
  51 protected:
  52     wxButton* GetStart()  { return (wxButton*) FindWindow( ID_START ); }
  53     wxChoice* GetServername()  { return (wxChoice*) FindWindow( ID_SERVERNAME ); }
  54     wxChoice* GetHostname()  { return (wxChoice*) FindWindow( ID_HOSTNAME ); }
  55     wxChoice* GetTopic()  { return (wxChoice*) FindWindow( ID_TOPIC ); }
  56     wxButton* GetDisconnect()  { return (wxButton*) FindWindow( ID_DISCONNECT ); }
  57     wxButton* GetStartAdvise()  { return (wxButton*) FindWindow( ID_STARTADVISE ); }
  58     wxButton* GetStopAdvise()  { return (wxButton*) FindWindow( ID_STOPADVISE ); }
  59     wxButton* GetRequest()  { return (wxButton*) FindWindow( ID_REQUEST ); }
  60     wxButton* GetPoke()  { return (wxButton*) FindWindow( ID_POKE ); }
  61     wxButton* GetExecute()  { return (wxButton*) FindWindow( ID_EXECUTE ); }
  62     wxTextCtrl* GetLog()  { return (wxTextCtrl*) FindWindow( ID_LOG ); }
  63
  64     MyClient         *m_client;
  65
  66     void OnStart( wxCommandEvent &event );
  67     void OnServername( wxCommandEvent &event );
  68     void OnHostname( wxCommandEvent &event );
  69     void OnTopic( wxCommandEvent &event );
  70     void OnDisconnect( wxCommandEvent &event );
  71     void OnStartAdvise( wxCommandEvent &event );
  72     void OnStopAdvise( wxCommandEvent &event );
  73     void OnExecute(wxCommandEvent& event);
  74     void OnPoke(wxCommandEvent& event);
  75     void OnRequest(wxCommandEvent& event);
  76
  77 protected:
  78     DECLARE_EVENT_TABLE()
  79 };
  80
  81 class MyConnection: public wxConnection
  82 {
  83 public:
  84     virtual bool DoExecute(const void *data, size_t size, wxIPCFormat format);
  85     virtual const void *Request(const wxString& item, size_t *size = NULL, wxIPCFormat format = wxIPC_TEXT);
  86     virtual bool DoPoke(const wxString& item, const void* data, size_t size, wxIPCFormat format);
  87     virtual bool OnAdvise(const wxString& topic, const wxString& item, const void *data, size_t size, wxIPCFormat format);
  88     virtual bool OnDisconnect();
  89 protected:
  90     void Log(const wxString& command, const wxString& topic,
  91         const wxString& item, const void *data, size_t size, wxIPCFormat format);
  92 };
  93
  94 class MyClient: public wxClient
  95 {
  96 public:
  97     MyClient();
  98     ~MyClient();
  99     bool Connect(const wxString& sHost, const wxString& sService, const wxString& sTopic);
 100     void Disconnect();
 101     wxConnectionBase *OnMakeConnection();
 102     bool IsConnected() { return m_connection != NULL; };
 103     MyConnection *GetConnection() { return m_connection; };
 104
 105 protected:
 106     MyConnection     *m_connection;
 107 };