521d34369b
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51643 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
384 lines
11 KiB
C++
384 lines
11 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: server.cpp
|
|
// Purpose: IPC sample: server
|
|
// Author: Julian Smart
|
|
// Modified by: Jurgen Doornik
|
|
// Created: 25/01/99
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) Julian Smart
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
// ============================================================================
|
|
// declarations
|
|
// ============================================================================
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// headers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// For compilers that support precompilation, includes "wx.h".
|
|
#include "wx/wxprec.h"
|
|
|
|
#ifdef __BORLANDC__
|
|
#pragma hdrstop
|
|
#endif
|
|
|
|
#ifndef WX_PRECOMP
|
|
#include "wx/wx.h"
|
|
#endif
|
|
|
|
// Settings common to both executables: determines whether
|
|
// we're using TCP/IP or real DDE.
|
|
#include "ipcsetup.h"
|
|
|
|
#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__)
|
|
#include "mondrian.xpm"
|
|
#endif
|
|
|
|
#include "server.h"
|
|
#include "wx/textdlg.h"
|
|
#include "wx/datetime.h"
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxWin macros
|
|
// ----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_APP(MyApp)
|
|
|
|
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
|
EVT_MENU (wxID_EXIT, MyFrame::OnExit)
|
|
EVT_CLOSE( MyFrame::OnClose )
|
|
EVT_BUTTON( ID_START, MyFrame::OnStart )
|
|
EVT_CHOICE( ID_SERVERNAME, MyFrame::OnServerName )
|
|
EVT_BUTTON( ID_DISCONNECT, MyFrame::OnDisconnect )
|
|
EVT_BUTTON( ID_ADVISE, MyFrame::OnAdvise )
|
|
END_EVENT_TABLE()
|
|
|
|
|
|
// ============================================================================
|
|
// implementation
|
|
// ============================================================================
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// MyApp
|
|
// ----------------------------------------------------------------------------
|
|
|
|
bool MyApp::OnInit()
|
|
{
|
|
if ( !wxApp::OnInit() )
|
|
return false;
|
|
|
|
// Create the main frame window
|
|
m_frame = new MyFrame(NULL, _T("Server"));
|
|
m_frame->Show(true);
|
|
|
|
return true;
|
|
}
|
|
|
|
int MyApp::OnExit()
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// MyFrame
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Define my frame constructor
|
|
MyFrame::MyFrame(wxFrame *frame, const wxString& title)
|
|
: wxFrame(frame, wxID_ANY, title, wxDefaultPosition, wxSize(400, 300))
|
|
{
|
|
#if wxUSE_STATUSBAR
|
|
CreateStatusBar();
|
|
#endif // wxUSE_STATUSBAR
|
|
|
|
// Give it an icon
|
|
SetIcon(wxICON(mondrian));
|
|
|
|
// Make a menubar
|
|
wxMenu *file_menu = new wxMenu;
|
|
|
|
file_menu->Append(wxID_EXIT, _T("&Quit\tCtrl-Q"));
|
|
|
|
wxMenuBar *menu_bar = new wxMenuBar;
|
|
|
|
menu_bar->Append(file_menu, _T("&File"));
|
|
|
|
// Associate the menu bar with the frame
|
|
SetMenuBar(menu_bar);
|
|
|
|
// set a dialog background
|
|
SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
|
|
|
|
// add the controls to the frame
|
|
wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
|
|
|
|
wxBoxSizer *item1 = new wxBoxSizer( wxHORIZONTAL );
|
|
|
|
wxFlexGridSizer *item2 = new wxFlexGridSizer( 2, 0, 0 );
|
|
item2->AddGrowableCol( 1 );
|
|
|
|
wxButton *item3 = new wxButton( this, ID_START, wxT("Start Server"), wxDefaultPosition, wxDefaultSize, 0 );
|
|
item2->Add( item3, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
wxString strs4[] =
|
|
{
|
|
IPC_SERVICE, _T("...")
|
|
};
|
|
wxChoice *item4 = new wxChoice( this, ID_SERVERNAME, wxDefaultPosition, wxSize(100,-1), 2, strs4, 0 );
|
|
item2->Add( item4, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
wxButton *item5 = new wxButton( this, ID_DISCONNECT, wxT("Disconnect Client"), wxDefaultPosition, wxDefaultSize, 0 );
|
|
item2->Add( item5, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
item2->Add( 20, 20, 0, wxALIGN_CENTER|wxALL, 5 );
|
|
|
|
wxButton *item6 = new wxButton( this, ID_ADVISE, wxT("Advise"), wxDefaultPosition, wxDefaultSize, 0 );
|
|
item2->Add( item6, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
item2->Add( 20, 20, 0, wxALIGN_CENTER|wxALL, 5 );
|
|
|
|
item1->Add( item2, 1, wxALIGN_CENTER|wxALL, 5 );
|
|
|
|
item0->Add( item1, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
wxStaticBox *item8 = new wxStaticBox( this, -1, wxT("Server log") );
|
|
wxStaticBoxSizer *item7 = new wxStaticBoxSizer( item8, wxVERTICAL );
|
|
|
|
wxTextCtrl *item9 = new wxTextCtrl( this, ID_LOG, wxT(""), wxDefaultPosition, wxSize(500,140), wxTE_MULTILINE );
|
|
item7->Add( item9, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
item0->Add( item7, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
|
|
|
|
SetSizer( item0 );
|
|
item0->SetSizeHints( this );
|
|
|
|
// status
|
|
m_server = NULL;
|
|
GetServername()->SetSelection(0);
|
|
wxLogTextCtrl *logWindow = new wxLogTextCtrl(GetLog());
|
|
delete wxLog::SetActiveTarget(logWindow);
|
|
wxLogMessage(_T("Click on Start to start the server"));
|
|
Enable();
|
|
}
|
|
|
|
void MyFrame::Enable()
|
|
{
|
|
GetStart()->Enable(m_server == NULL);
|
|
GetServername()->Enable(m_server == NULL);
|
|
GetAdvise()->Enable(m_server && m_server->CanAdvise());
|
|
GetDisconnect()->Enable(m_server && m_server->IsConnected());
|
|
}
|
|
|
|
void MyFrame::OnClose(wxCloseEvent& event)
|
|
{
|
|
if (m_server)
|
|
{
|
|
delete m_server;
|
|
m_server = NULL;
|
|
}
|
|
event.Skip();
|
|
}
|
|
|
|
void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
Close(true);
|
|
}
|
|
|
|
void MyFrame::OnStart(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
// Create a new server
|
|
m_server = new MyServer;
|
|
wxString servername = GetServername()->GetStringSelection();
|
|
if (m_server->Create(servername))
|
|
{
|
|
wxLogMessage(_T("Server %s started"), servername.c_str());
|
|
#if wxUSE_DDE_FOR_IPC
|
|
wxLogMessage(_T("Server uses DDE"));
|
|
#else // !wxUSE_DDE_FOR_IPC
|
|
wxLogMessage(_T("Server uses TCP"));
|
|
#endif // wxUSE_DDE_FOR_IPC/!wxUSE_DDE_FOR_IPC
|
|
}
|
|
else
|
|
{
|
|
wxLogMessage(_T("Server %s failed to start"), servername.c_str());
|
|
delete m_server;
|
|
m_server = NULL;
|
|
}
|
|
Enable();
|
|
}
|
|
|
|
void MyFrame::OnServerName( wxCommandEvent& WXUNUSED(event) )
|
|
{
|
|
if (GetServername()->GetStringSelection() == _T("..."))
|
|
{
|
|
wxString s = wxGetTextFromUser(_T("Specify the name of the server"),
|
|
_T("Server Name"), _(""), this);
|
|
if (!s.IsEmpty() && s != IPC_SERVICE)
|
|
{
|
|
GetServername()->Insert(s, 0);
|
|
GetServername()->SetSelection(0);
|
|
}
|
|
}
|
|
}
|
|
|
|
void MyFrame::Disconnect()
|
|
{
|
|
m_server->Disconnect();
|
|
Enable();
|
|
}
|
|
|
|
void MyFrame::OnDisconnect(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
Disconnect();
|
|
}
|
|
|
|
void MyFrame::OnAdvise(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
m_server->Advise();
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// MyServer
|
|
// ----------------------------------------------------------------------------
|
|
|
|
MyServer::MyServer() : wxServer()
|
|
{
|
|
m_connection = NULL;
|
|
}
|
|
|
|
MyServer::~MyServer()
|
|
{
|
|
Disconnect();
|
|
}
|
|
|
|
wxConnectionBase *MyServer::OnAcceptConnection(const wxString& topic)
|
|
{
|
|
wxLogMessage(_T("OnAcceptConnection(\"%s\")"), topic.c_str());
|
|
|
|
if ( topic == IPC_TOPIC )
|
|
{
|
|
m_connection = new MyConnection();
|
|
wxGetApp().GetFrame()->Enable();
|
|
wxLogMessage(_T("Connection accepted"));
|
|
return m_connection;
|
|
}
|
|
// unknown topic
|
|
return NULL;
|
|
}
|
|
|
|
void MyServer::Disconnect()
|
|
{
|
|
if (m_connection)
|
|
{
|
|
m_connection->Disconnect();
|
|
delete m_connection;
|
|
m_connection = NULL;
|
|
wxGetApp().GetFrame()->Enable();
|
|
wxLogMessage(_T("Disconnected client"));
|
|
}
|
|
}
|
|
|
|
void MyServer::Advise()
|
|
{
|
|
if (CanAdvise())
|
|
{
|
|
wxString s = wxDateTime::Now().Format();
|
|
m_connection->Advise(m_connection->m_sAdvise, s);
|
|
s = wxDateTime::Now().FormatTime() + _T(" ") + wxDateTime::Now().FormatDate();
|
|
m_connection->Advise(m_connection->m_sAdvise, (const char *)s.c_str(), s.Length() + 1);
|
|
|
|
#if wxUSE_DDE_FOR_IPC
|
|
wxLogMessage(_T("DDE Advise type argument cannot be wxIPC_PRIVATE. The client will receive it as wxIPC_TEXT, and receive the correct no of bytes, but not print a correct log entry."));
|
|
#endif
|
|
char bytes[3];
|
|
bytes[0] = '1'; bytes[1] = '2'; bytes[2] = '3';
|
|
m_connection->Advise(m_connection->m_sAdvise, bytes, 3, wxIPC_PRIVATE);
|
|
// this works, but the log treats it as a string now
|
|
// m_connection->Advise(m_connection->m_sAdvise, bytes, 3, wxIPC_TEXT );
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// MyConnection
|
|
// ----------------------------------------------------------------------------
|
|
|
|
bool MyConnection::OnExecute(const wxString& topic,
|
|
const void *data, size_t size, wxIPCFormat format)
|
|
{
|
|
Log(_T("OnExecute"), topic, _T(""), data, size, format);
|
|
return true;
|
|
}
|
|
|
|
bool MyConnection::OnPoke(const wxString& topic,
|
|
const wxString& item, const void *data, size_t size, wxIPCFormat format)
|
|
{
|
|
Log(_T("OnPoke"), topic, item, data, size, format);
|
|
return wxConnection::OnPoke(topic, item, data, size, format);
|
|
}
|
|
|
|
const void *MyConnection::OnRequest(const wxString& topic,
|
|
const wxString& item, size_t *size, wxIPCFormat format)
|
|
{
|
|
const void *data;
|
|
if (item == _T("Date"))
|
|
{
|
|
m_sRequestDate = wxDateTime::Now().Format();
|
|
data = m_sRequestDate.c_str();
|
|
*size = wxNO_LEN;
|
|
}
|
|
else if (item == _T("Date+len"))
|
|
{
|
|
m_sRequestDate = wxDateTime::Now().FormatTime() + _T(" ") + wxDateTime::Now().FormatDate();
|
|
data = m_sRequestDate.c_str();
|
|
*size = m_sRequestDate.Length() + 1;
|
|
}
|
|
else if (item == _T("bytes[3]"))
|
|
{
|
|
data = m_achRequestBytes;
|
|
m_achRequestBytes[0] = '1'; m_achRequestBytes[1] = '2'; m_achRequestBytes[2] = '3';
|
|
*size = 3;
|
|
}
|
|
else
|
|
{
|
|
data = NULL;
|
|
*size = 0;
|
|
}
|
|
Log(_T("OnRequest"), topic, item, data, *size, format);
|
|
return data;
|
|
}
|
|
|
|
bool MyConnection::OnStartAdvise(const wxString& topic,
|
|
const wxString& item)
|
|
{
|
|
wxLogMessage(_T("OnStartAdvise(\"%s\",\"%s\")"), topic.c_str(), item.c_str());
|
|
wxLogMessage(_T("Returning true"));
|
|
m_sAdvise = item;
|
|
wxGetApp().GetFrame()->Enable();
|
|
return true;
|
|
}
|
|
|
|
bool MyConnection::OnStopAdvise(const wxString& topic,
|
|
const wxString& item)
|
|
{
|
|
wxLogMessage(_T("OnStopAdvise(\"%s\",\"%s\")"), topic.c_str(), item.c_str());
|
|
wxLogMessage(_T("Returning true"));
|
|
m_sAdvise.Empty();
|
|
wxGetApp().GetFrame()->Enable();
|
|
return true;
|
|
}
|
|
|
|
bool MyConnection::DoAdvise(const wxString& item, const void *data, size_t size, wxIPCFormat format)
|
|
{
|
|
Log(_T("Advise"), _T(""), item, data, size, format);
|
|
return wxConnection::DoAdvise(item, data, size, format);
|
|
}
|
|
|
|
bool MyConnection::OnDisconnect()
|
|
{
|
|
wxLogMessage(_T("OnDisconnect()"));
|
|
wxGetApp().GetFrame()->Disconnect();
|
|
return true;
|
|
}
|