/////////////////////////////////////////////////////////////////////////////
// Name: server.cpp
-// Purpose: DDE sample: server
+// Purpose: IPC sample: server
// Author: Julian Smart
-// Modified by:
+// 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
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
-#include "wx/wx.h"
+ #include "wx/wx.h"
#endif
// Settings common to both executables: determines whether
// we're using TCP/IP or real DDE.
+#include "ipcsetup.h"
-#include "ddesetup.h"
-
-#if defined(__WXGTK__) || defined(__WXMOTIF__)
-#include "mondrian.xpm"
+#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__)
+ #include "mondrian.xpm"
#endif
#include "server.h"
+#include "wx/textdlg.h"
+#include "wx/datetime.h"
-MyFrame *frame = NULL;
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
IMPLEMENT_APP(MyApp)
-char ipc_buffer[4000];
-MyConnection *the_connection = NULL;
-MyServer *my_server ;
+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()
{
- // Create the main frame window
- frame = new MyFrame(NULL, "Server", wxDefaultPosition, wxSize(400, 500));
+ // 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"));
- frame->CreateStatusBar();
+ // Associate the menu bar with the frame
+ SetMenuBar(menu_bar);
- // Give it an icon
- frame->SetIcon(wxICON(mondrian));
+ // set a dialog background
+ SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
- // Make a menubar
- wxMenu *file_menu = new wxMenu;
+ // add the controls to the frame
+ wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
- file_menu->Append(SERVER_QUIT, "&Exit");
+ wxBoxSizer *item1 = new wxBoxSizer( wxHORIZONTAL );
- wxMenuBar *menu_bar = new wxMenuBar;
+ wxFlexGridSizer *item2 = new wxFlexGridSizer( 2, 0, 0 );
+ item2->AddGrowableCol( 1 );
- menu_bar->Append(file_menu, "&File");
+ wxButton *item3 = new wxButton( this, ID_START, wxT("Start Server"), wxDefaultPosition, wxDefaultSize, 0 );
+ item2->Add( item3, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
- // Associate the menu bar with the frame
- frame->SetMenuBar(menu_bar);
+ 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 );
- // Make a panel
- frame->panel = new wxPanel(frame, 0, 0, 400, 250);
- wxListBox *list = new wxListBox(frame->panel, SERVER_LISTBOX,
- wxPoint(5, 5), wxSize(150, 120));
- list->Append("Apple");
- list->Append("Pear");
- list->Append("Orange");
- list->Append("Banana");
- list->Append("Fruit");
+ item0->Add( item1, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
- frame->panel->Fit();
- frame->Fit();
+ wxStaticBox *item8 = new wxStaticBox( this, -1, wxT("Server log") );
+ wxStaticBoxSizer *item7 = new wxStaticBoxSizer( item8, wxVERTICAL );
- wxString server_name = "4242";
- if (argc > 1)
- server_name = argv[1];
+ wxTextCtrl *item9 = new wxTextCtrl( this, ID_LOG, wxT(""), wxDefaultPosition, wxSize(500,140), wxTE_MULTILINE );
+ item7->Add( item9, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
- // Create a new server
- my_server = new MyServer;
- my_server->Create(server_name);
- frame->Show(TRUE);
+ item0->Add( item7, 0, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
- return TRUE;
+ 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();
}
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(SERVER_QUIT, MyFrame::OnExit)
- EVT_CLOSE(MyFrame::OnCloseWindow)
- EVT_LISTBOX(SERVER_LISTBOX, MyFrame::OnListBoxClick)
-END_EVENT_TABLE()
+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() != NULL);
+}
-// Define my frame constructor
-MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size):
- wxFrame(frame, -1, title, pos, size)
+void MyFrame::OnClose(wxCloseEvent& event)
{
- panel = NULL;
+ if (m_server)
+ {
+ delete m_server;
+ m_server = NULL;
+ }
+ event.Skip();
}
-void MyFrame::OnExit(wxCommandEvent& event)
+void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event))
{
- if (my_server)
- delete my_server;
- this->Destroy();
+ Close(true);
}
-// Set the client process's listbox to this item
-void MyFrame::OnListBoxClick(wxCommandEvent& event)
+void MyFrame::OnStart(wxCommandEvent& WXUNUSED(event))
{
- wxListBox* listBox = (wxListBox*) panel->FindWindow(SERVER_LISTBOX);
- if (listBox)
+ // Create a new server
+ m_server = new MyServer;
+ wxString servername = GetServername()->GetStringSelection();
+ if (m_server->Create(servername))
{
- wxString value = listBox->GetStringSelection();
- if (the_connection)
+ 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)
{
- the_connection->Advise("Item", (char*) (const char*) value);
+ GetServername()->Insert(s, 0);
+ GetServername()->SetSelection(0);
}
}
}
-void MyFrame::OnCloseWindow(wxCloseEvent& event)
+void MyFrame::Disconnect()
{
- if (my_server)
- delete my_server;
- this->Destroy();
+ m_server->Disconnect();
+ Enable();
}
-BEGIN_EVENT_TABLE(IPCDialogBox, wxDialog)
- EVT_BUTTON(SERVER_QUIT_BUTTON, IPCDialogBox::OnQuit)
-END_EVENT_TABLE()
+void MyFrame::OnDisconnect(wxCommandEvent& WXUNUSED(event))
+{
+ Disconnect();
+}
+
+void MyFrame::OnAdvise(wxCommandEvent& WXUNUSED(event))
+{
+ m_server->Advise();
+}
+
+// ----------------------------------------------------------------------------
+// MyServer
+// ----------------------------------------------------------------------------
-IPCDialogBox::IPCDialogBox(wxFrame *parent, const wxString& title,
- const wxPoint& pos, const wxSize& size, MyConnection *the_connection):
- wxDialog(parent, -1, title, pos, size)
+MyServer::MyServer() : wxServer()
{
- connection = the_connection;
- (void)new wxButton(this, SERVER_QUIT_BUTTON, "Quit this connection", wxPoint(5, 5));
- Fit();
+ m_connection = NULL;
}
-void IPCDialogBox::OnQuit(wxCommandEvent& event)
+MyServer::~MyServer()
{
- connection->Disconnect();
- delete connection;
+ Disconnect();
}
wxConnectionBase *MyServer::OnAcceptConnection(const wxString& topic)
{
- if (strcmp(topic, "STDIO") != 0 && strcmp(topic, "IPC TEST") == 0)
- return new MyConnection(ipc_buffer, 4000);
- else
+ 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;
}
-MyConnection::MyConnection(char *buf, int size):wxConnection(buf, size)
+void MyServer::Disconnect()
{
- dialog = new IPCDialogBox(frame, "Connection", wxPoint(100, 100), wxSize(500, 500), this);
- dialog->Show(TRUE);
- the_connection = this;
+ if (m_connection)
+ {
+ m_connection->Disconnect();
+ delete m_connection;
+ m_connection = NULL;
+ wxGetApp().GetFrame()->Enable();
+ wxLogMessage(_T("Disconnected client"));
+ }
}
-MyConnection::~MyConnection(void)
+void MyServer::Advise()
{
- if (the_connection)
- {
- dialog->Destroy();
- the_connection = NULL;
- }
+ if (CanAdvise())
+ {
+ wxString s = wxDateTime::Now().Format();
+ m_connection->Advise(m_connection->m_sAdvise, (wxChar *)s.c_str());
+ s = wxDateTime::Now().FormatTime() + _T(" ") + wxDateTime::Now().FormatDate();
+ m_connection->Advise(m_connection->m_sAdvise, (wxChar *)s.c_str(), (s.Length() + 1) * sizeof(wxChar));
+
+#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, (wxChar *)bytes, 3, wxIPC_PRIVATE);
+ // this works, but the log treats it as a string now
+// m_connection->Advise(m_connection->m_sAdvise, (wxChar *)bytes, 3, wxIPC_TEXT );
+ }
}
-bool MyConnection::OnExecute(const wxString& topic, char *data, int size, wxIPCFormat format)
+// ----------------------------------------------------------------------------
+// MyConnection
+// ----------------------------------------------------------------------------
+
+MyConnection::MyConnection()
+ : wxConnection()
{
- char buf[300];
- sprintf(buf, "Execute command: %s", data);
- frame->SetStatusText(buf);
- return TRUE;
}
-bool MyConnection::OnPoke(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format)
+MyConnection::~MyConnection()
{
- char buf[300];
- sprintf(buf, "Poke command: %s", data);
- frame->SetStatusText(buf);
- return TRUE;
}
-char *MyConnection::OnRequest(const wxString& topic, const wxString& item, int *size, wxIPCFormat format)
+bool MyConnection::OnExecute(const wxString& topic,
+ wxChar *data, int size, wxIPCFormat format)
{
- return "Here, have your data, client!";
+ Log(_T("OnExecute"), topic, _T(""), data, size, format);
+ return true;
}
-bool MyConnection::OnStartAdvise(const wxString& topic, const wxString& item)
+bool MyConnection::OnPoke(const wxString& topic,
+ const wxString& item, wxChar *data, int size, wxIPCFormat format)
{
- return TRUE;
+ Log(_T("OnPoke"), topic, item, data, size, format);
+ return wxConnection::OnPoke(topic, item, data, size, format);
}
+wxChar *MyConnection::OnRequest(const wxString& topic,
+ const wxString& item, int * size, wxIPCFormat format)
+{
+ wxChar *data;
+ if (item == _T("Date"))
+ {
+ m_sRequestDate = wxDateTime::Now().Format();
+ data = (wxChar *)m_sRequestDate.c_str();
+ *size = -1;
+ }
+ else if (item == _T("Date+len"))
+ {
+ m_sRequestDate = wxDateTime::Now().FormatTime() + _T(" ") + wxDateTime::Now().FormatDate();
+ data = (wxChar *)m_sRequestDate.c_str();
+ *size = (m_sRequestDate.Length() + 1) * sizeof(wxChar);
+ }
+ else if (item == _T("bytes[3]"))
+ {
+ data = (wxChar *)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;
+}
+
+void MyConnection::Log(const wxString& command, const wxString& topic,
+ const wxString& item, wxChar *data, int size, wxIPCFormat format)
+{
+ wxString s;
+ if (topic.IsEmpty() && item.IsEmpty())
+ s.Printf(_T("%s("), command.c_str());
+ else if (topic.IsEmpty())
+ s.Printf(_T("%s(\"%s\","), command.c_str(), item.c_str());
+ else if (item.IsEmpty())
+ s.Printf(_T("%s(\"%s\","), command.c_str(), topic.c_str());
+ else
+ s.Printf(_T("%s(\"%s\",\"%s\","), command.c_str(), topic.c_str(), item.c_str());
+
+ if (format == wxIPC_TEXT || format == wxIPC_UNICODETEXT)
+ wxLogMessage(_T("%s\"%s\",%d)"), s.c_str(), data, size);
+ else if (format == wxIPC_PRIVATE)
+ {
+ if (size == 3)
+ {
+ char *bytes = (char *)data;
+ wxLogMessage(_T("%s'%c%c%c',%d)"), s.c_str(), bytes[0], bytes[1], bytes[2], size);
+ }
+ else
+ wxLogMessage(_T("%s...,%d)"), s.c_str(), size);
+ }
+ else if (format == wxIPC_INVALID)
+ wxLogMessage(_T("%s[invalid data],%d)"), s.c_str(), size);
+}
+
+bool MyConnection::Advise(const wxString& item, wxChar *data, int size, wxIPCFormat format)
+{
+ Log(_T("Advise"), _T(""), item, data, size, format);
+ return wxConnection::Advise(item, data, size, format);
+}
+
+bool MyConnection::OnDisconnect()
+{
+ wxLogMessage(_T("OnDisconnect()"));
+ wxGetApp().GetFrame()->Disconnect();
+ return true;
+}
projects / wxWidgets.git / blobdiff