104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: server.h
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// Purpose: DDE sample: server
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// Author: Julian Smart
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// Modified by:
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// Created: 25/01/99
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#include "connection.h"
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enum
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{
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ID_START = 10000,
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ID_DISCONNECT,
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ID_ADVISE,
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ID_SERVERNAME,
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};
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// Define a new application
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class MyServer;
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class MyFrame;
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class MyApp : public wxApp
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{
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public:
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virtual bool OnInit();
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MyFrame *GetFrame() { return m_frame; }
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protected:
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MyFrame *m_frame;
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};
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DECLARE_APP(MyApp)
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// Define a new frame
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class MyFrame : public wxFrame
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{
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public:
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MyFrame(wxFrame *frame, const wxString& title);
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void OnClose(wxCloseEvent& event);
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void UpdateUI();
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void Disconnect();
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protected:
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wxButton* GetStart() { return (wxButton*) FindWindow( ID_START ); }
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wxChoice* GetServername() { return (wxChoice*) FindWindow( ID_SERVERNAME ); }
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wxButton* GetDisconnect() { return (wxButton*) FindWindow( ID_DISCONNECT ); }
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wxButton* GetAdvise() { return (wxButton*) FindWindow( ID_ADVISE ); }
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MyServer *m_server;
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void OnStart( wxCommandEvent &event );
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void OnServerName( wxCommandEvent &event );
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void OnDisconnect( wxCommandEvent &event );
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void OnAdvise( wxCommandEvent &event );
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wxDECLARE_EVENT_TABLE();
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};
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class MyConnection : public MyConnectionBase
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{
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public:
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virtual bool OnExecute(const wxString& topic, const void *data, size_t size, wxIPCFormat format);
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virtual const void *OnRequest(const wxString& topic, const wxString& item, size_t *size, wxIPCFormat format);
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virtual bool OnPoke(const wxString& topic, const wxString& item, const void *data, size_t size, wxIPCFormat format);
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virtual bool OnStartAdvise(const wxString& topic, const wxString& item);
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virtual bool OnStopAdvise(const wxString& topic, const wxString& item);
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virtual bool DoAdvise(const wxString& item, const void *data, size_t size, wxIPCFormat format);
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virtual bool OnDisconnect();
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// topic for which we advise the client or empty if none
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wxString m_advise;
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protected:
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// the data returned by last OnRequest(): we keep it in this buffer to
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// ensure that the pointer we return from OnRequest() stays valid
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wxCharBuffer m_requestData;
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};
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class MyServer : public wxServer
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{
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public:
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MyServer();
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virtual ~MyServer();
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void Disconnect();
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bool IsConnected() { return m_connection != NULL; }
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MyConnection *GetConnection() { return m_connection; }
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void Advise();
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bool CanAdvise() { return m_connection && !m_connection->m_advise.empty(); }
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virtual wxConnectionBase *OnAcceptConnection(const wxString& topic);
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protected:
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MyConnection *m_connection;
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};
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