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cleaned IPC samples a bit

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5433 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2000-01-15 22:34:29 +00:00
parent 9ca03a57ea
commit 4b89c61845
4 changed files with 377 additions and 317 deletions
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336
samples/ipc/client.cpp
View File

@ -9,15 +9,23 @@
// 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
@ -31,189 +39,191 @@
#include "client.h"
MyFrame *frame = NULL;
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_APP(MyApp)
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(CLIENT_QUIT, MyFrame::OnExit)
EVT_MENU(CLIENT_EXECUTE, MyFrame::OnExecute)
EVT_MENU(CLIENT_POKE, MyFrame::OnPoke)
EVT_MENU(CLIENT_REQUEST, MyFrame::OnRequest)
END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// globals
// ----------------------------------------------------------------------------
char ipc_buffer[4000];
wxListBox *the_list = NULL;
MyConnection *the_connection = NULL;
MyClient *my_client ;
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// MyApp
// ----------------------------------------------------------------------------
// The `main program' equivalent, creating the windows and returning the
// main frame
bool MyApp::OnInit()
{
// Create the main frame window
frame = new MyFrame(NULL, "Client", wxPoint(400, 0), wxSize(400, 300));
// Give it an icon
frame->SetIcon(wxICON(mondrian));
// Make a menubar
wxMenu *file_menu = new wxMenu;
file_menu->Append(CLIENT_EXECUTE, "Execute");
file_menu->Append(CLIENT_REQUEST, "Request");
file_menu->Append(CLIENT_POKE, "Poke");
file_menu->Append(CLIENT_QUIT, "Quit");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "File");
// Associate the menu bar with the frame
frame->SetMenuBar(menu_bar);
// Make a panel
frame->panel = new wxPanel(frame, -1, wxPoint(0, 0), wxSize(400, 250));
the_list = new wxListBox(frame->panel, CLIENT_LISTBOX, wxPoint(5, 5), wxSize(150, 120));
the_list->Append("Apple");
the_list->Append("Pear");
the_list->Append("Orange");
the_list->Append("Banana");
the_list->Append("Fruit");
frame->panel->Fit();
frame->Fit();
wxString server = "4242";
wxString server = "4242";
#if wxUSE_DDE_FOR_SAMPLE
wxString hostName = wxGetHostName();
wxString hostName = wxGetHostName();
#else
wxString hostName = "localhost";
wxString hostName = "localhost";
#endif
if (argc > 1)
server = argv[1];
if (argc > 2)
hostName = argv[2];
if (argc > 1)
server = argv[1];
if (argc > 2)
hostName = argv[2];
// Create a new client
my_client = new MyClient;
the_connection = (MyConnection *)my_client->MakeConnection(hostName, server, "IPC TEST");
// Create a new client
my_client = new MyClient;
the_connection = (MyConnection *)my_client->MakeConnection(hostName, server, "IPC TEST");
if (!the_connection)
{
wxMessageBox("Failed to make connection to server", "Client Demo Error");
#ifdef __WXMSW__
// extern void wxPrintDDEError();
// wxPrintDDEError();
#endif
return FALSE;
}
if (!the_connection->StartAdvise("Item"))
wxMessageBox("StartAdvise failed", "Client Demo Error");
while ( !the_connection )
{
if ( wxMessageBox("Failed to make connection to server.\nRetry?",
"Client Demo Error",
wxICON_ERROR | wxYES_NO | wxCANCEL ) != wxYES )
{
// no server
return FALSE;
}
frame->Show(TRUE);
the_connection = (MyConnection *)my_client->MakeConnection(hostName, server, "IPC TEST");
}
return TRUE;
}
if (!the_connection->StartAdvise("Item"))
wxMessageBox("StartAdvise failed", "Client Demo Error");
int MyApp::OnExit()
{
if (my_client)
delete my_client ;
return 0;
}
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(CLIENT_QUIT, MyFrame::OnExit)
EVT_MENU(CLIENT_EXECUTE, MyFrame::OnExecute)
EVT_MENU(CLIENT_POKE, MyFrame::OnPoke)
EVT_MENU(CLIENT_REQUEST, MyFrame::OnRequest)
EVT_CLOSE(MyFrame::OnCloseWindow)
END_EVENT_TABLE()
// Define my frame constructor
MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size):
wxFrame(frame, -1, title, pos, size)
{
panel = NULL;
}
void MyFrame::OnExecute(wxCommandEvent& event)
{
if (the_connection)
if (!the_connection->Execute("Hello from the client!"))
wxMessageBox("Execute failed", "Client Demo Error");
}
void MyFrame::OnPoke(wxCommandEvent& event)
{
if (the_connection)
if (!the_connection->Poke("An item", "Some data to poke at the server!"))
wxMessageBox("Poke failed", "Client Demo Error");
}
void MyFrame::OnRequest(wxCommandEvent& event)
{
if (the_connection)
{
char *data = the_connection->Request("An item");
if (data)
wxMessageBox(data, "Client: Request", wxOK);
else
wxMessageBox("Request failed", "Client Demo Error");
}
}
void MyFrame::OnExit(wxCommandEvent& event)
{
if (the_connection)
the_connection->Disconnect();
this->Destroy();
}
// Define the behaviour for the frame closing
void MyFrame::OnCloseWindow(wxCloseEvent& event)
{
if (the_connection)
{
the_connection->Disconnect();
}
this->Destroy();
}
MyClient::MyClient(void)
{
}
wxConnectionBase *MyClient::OnMakeConnection(void)
{
return new MyConnection;
}
MyConnection::MyConnection(void):wxConnection(ipc_buffer, 3999)
{
}
MyConnection::~MyConnection(void)
{
the_connection = NULL;
}
bool MyConnection::OnAdvise(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format)
{
if (the_list)
{
int n = the_list->FindString(data);
if (n > -1)
the_list->SetSelection(n);
}
return TRUE;
}
bool MyConnection::OnDisconnect()
{
frame->Destroy();
the_connection = NULL;
delete this;
// Create the main frame window
(new MyFrame(NULL, "Client"))->Show(TRUE);
return TRUE;
}
int MyApp::OnExit()
{
if (the_connection)
{
the_connection->Disconnect();
}
// will delete the connection too
delete my_client;
return 0;
}
// Define my frame constructor
MyFrame::MyFrame(wxFrame *frame, const wxString& title)
: wxFrame(frame, -1, title)
{
panel = NULL;
// Give it an icon
SetIcon(wxICON(mondrian));
// Make a menubar
wxMenu *file_menu = new wxMenu;
file_menu->Append(CLIENT_EXECUTE, "Execute");
file_menu->Append(CLIENT_REQUEST, "Request");
file_menu->Append(CLIENT_POKE, "Poke");
file_menu->Append(CLIENT_QUIT, "Quit");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "File");
// Associate the menu bar with the frame
SetMenuBar(menu_bar);
// Make a panel
panel = new wxPanel(this);
the_list = new wxListBox(panel, CLIENT_LISTBOX, wxPoint(5, 5));
the_list->Append("Apple");
the_list->Append("Pear");
the_list->Append("Orange");
the_list->Append("Banana");
the_list->Append("Fruit");
panel->Fit();
Fit();
}
void MyFrame::OnExecute(wxCommandEvent& event)
{
if (the_connection)
if (!the_connection->Execute("Hello from the client!"))
wxMessageBox("Execute failed", "Client Demo Error");
}
void MyFrame::OnPoke(wxCommandEvent& event)
{
if (the_connection)
if (!the_connection->Poke("An item", "Some data to poke at the server!"))
wxMessageBox("Poke failed", "Client Demo Error");
}
void MyFrame::OnRequest(wxCommandEvent& event)
{
if (the_connection)
{
char *data = the_connection->Request("An item");
if (data)
wxMessageBox(data, "Client: Request", wxOK);
else
wxMessageBox("Request failed", "Client Demo Error");
}
}
void MyFrame::OnExit(wxCommandEvent& event)
{
Close();
}
wxConnectionBase *MyClient::OnMakeConnection()
{
return new MyConnection;
}
MyConnection::MyConnection()
: wxConnection(ipc_buffer, WXSIZEOF(ipc_buffer))
{
}
MyConnection::~MyConnection()
{
the_connection = NULL;
}
bool MyConnection::OnAdvise(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format)
{
if (the_list)
{
int n = the_list->FindString(data);
if (n > -1)
the_list->SetSelection(n);
}
return TRUE;
}
bool MyConnection::OnDisconnect()
{
wxWindow *win = wxTheApp->GetTopWindow();
if ( win )
win->Destroy();
return TRUE;
}

34
samples/ipc/client.h
View File

@ -12,40 +12,42 @@
// Define a new application
class MyApp: public wxApp
{
public:
bool OnInit();
int OnExit();
public:
virtual bool OnInit();
virtual int OnExit();
};
// Define a new frame
class MyFrame: public wxFrame
{
public:
wxPanel *panel;
public:
MyFrame(wxFrame *frame, const wxString& title);
MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size);
void OnCloseWindow(wxCloseEvent& event);
void OnExit(wxCommandEvent& event);
void OnExecute(wxCommandEvent& event);
void OnPoke(wxCommandEvent& event);
void OnRequest(wxCommandEvent& event);
DECLARE_EVENT_TABLE()
private:
wxPanel *panel;
DECLARE_EVENT_TABLE()
};
class MyConnection: public wxConnection
{
public:
MyConnection();
~MyConnection();
bool OnAdvise(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format);
bool OnDisconnect();
public:
MyConnection();
~MyConnection();
bool OnAdvise(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format);
bool OnDisconnect();
};
class MyClient: public wxClient
{
public:
MyClient();
wxConnectionBase *OnMakeConnection();
public:
wxConnectionBase *OnMakeConnection();
};
#define CLIENT_QUIT wxID_EXIT

265
samples/ipc/server.cpp
View File

@ -1,6 +1,6 @@
/////////////////////////////////////////////////////////////////////////////
// Name: server.cpp
// Purpose: DDE sample: server
// Purpose: IPC sample: server
// Author: Julian Smart
// Modified by:
// Created: 25/01/99
@ -9,101 +9,126 @@
// 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 "ddesetup.h"
#if defined(__WXGTK__) || defined(__WXMOTIF__)
#include "mondrian.xpm"
#include "mondrian.xpm"
#endif
#include "server.h"
MyFrame *frame = NULL;
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_APP(MyApp)
char ipc_buffer[4000];
MyConnection *the_connection = NULL;
MyServer *my_server ;
bool MyApp::OnInit()
{
// Create the main frame window
frame = new MyFrame(NULL, "Server", wxDefaultPosition, wxSize(400, 500));
frame->CreateStatusBar();
// Give it an icon
frame->SetIcon(wxICON(mondrian));
// Make a menubar
wxMenu *file_menu = new wxMenu;
file_menu->Append(SERVER_QUIT, "&Exit");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "&File");
// Associate the menu bar with the frame
frame->SetMenuBar(menu_bar);
// 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");
frame->panel->Fit();
frame->Fit();
wxString server_name = "4242";
if (argc > 1)
server_name = argv[1];
// Create a new server
my_server = new MyServer;
my_server->Create(server_name);
frame->Show(TRUE);
return TRUE;
}
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(SERVER_QUIT, MyFrame::OnExit)
EVT_CLOSE(MyFrame::OnCloseWindow)
EVT_LISTBOX(SERVER_LISTBOX, MyFrame::OnListBoxClick)
END_EVENT_TABLE()
// Define my frame constructor
MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size):
wxFrame(frame, -1, title, pos, size)
BEGIN_EVENT_TABLE(IPCDialogBox, wxDialog)
EVT_BUTTON(SERVER_QUIT_BUTTON, IPCDialogBox::OnQuit)
END_EVENT_TABLE()
// ----------------------------------------------------------------------------
// global variables
// ----------------------------------------------------------------------------
char ipc_buffer[4000];
MyConnection *the_connection = NULL;
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// MyApp
// ----------------------------------------------------------------------------
bool MyApp::OnInit()
{
panel = NULL;
// Create the main frame window
(new MyFrame(NULL, "Server"))->Show();
// create the server object
wxString server_name = "4242";
if (argc > 1)
server_name = argv[1];
// Create a new server
m_server = new MyServer;
m_server->Create(server_name);
return TRUE;
}
void MyFrame::OnExit(wxCommandEvent& event)
int MyApp::OnExit()
{
if (my_server)
delete my_server;
this->Destroy();
delete m_server;
return 0;
}
// ----------------------------------------------------------------------------
// MyFrame
// ----------------------------------------------------------------------------
// Define my frame constructor
MyFrame::MyFrame(wxFrame *frame, const wxString& title)
: wxFrame(frame, -1, title)
{
panel = NULL;
CreateStatusBar();
// Give it an icon
SetIcon(wxICON(mondrian));
// Make a menubar
wxMenu *file_menu = new wxMenu;
file_menu->Append(SERVER_QUIT, "&Exit");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "&File");
// Associate the menu bar with the frame
SetMenuBar(menu_bar);
// Make a panel
panel = new wxPanel(this);
wxListBox *list = new wxListBox(panel, SERVER_LISTBOX, wxPoint(5, 5));
list->Append("Apple");
list->Append("Pear");
list->Append("Orange");
list->Append("Banana");
list->Append("Fruit");
panel->Fit();
Fit();
}
// Set the client process's listbox to this item
@ -115,84 +140,96 @@ void MyFrame::OnListBoxClick(wxCommandEvent& event)
wxString value = listBox->GetStringSelection();
if (the_connection)
{
the_connection->Advise("Item", (char*) (const char*) value);
the_connection->Advise("Item", (wxChar *)value.c_str());
}
}
}
void MyFrame::OnCloseWindow(wxCloseEvent& event)
{
if (my_server)
delete my_server;
this->Destroy();
}
// ----------------------------------------------------------------------------
// IPCDialogBox
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(IPCDialogBox, wxDialog)
EVT_BUTTON(SERVER_QUIT_BUTTON, IPCDialogBox::OnQuit)
END_EVENT_TABLE()
IPCDialogBox::IPCDialogBox(wxFrame *parent, const wxString& title,
const wxPoint& pos, const wxSize& size, MyConnection *the_connection):
wxDialog(parent, -1, title, pos, size)
IPCDialogBox::IPCDialogBox(wxWindow *parent, const wxString& title,
const wxPoint& pos, const wxSize& size,
MyConnection *connection)
: wxDialog(parent, -1, title, pos, size)
{
connection = the_connection;
(void)new wxButton(this, SERVER_QUIT_BUTTON, "Quit this connection", wxPoint(5, 5));
Fit();
m_connection = connection;
(void)new wxButton(this, SERVER_QUIT_BUTTON, "Quit this connection",
wxPoint(5, 5));
Fit();
}
void IPCDialogBox::OnQuit(wxCommandEvent& event)
{
connection->Disconnect();
delete connection;
m_connection->Disconnect();
delete m_connection;
}
// ----------------------------------------------------------------------------
// MyServer
// ----------------------------------------------------------------------------
wxConnectionBase *MyServer::OnAcceptConnection(const wxString& topic)
{
if (strcmp(topic, "STDIO") != 0 && strcmp(topic, "IPC TEST") == 0)
return new MyConnection(ipc_buffer, 4000);
else
return NULL;
if (strcmp(topic, "STDIO") != 0 && strcmp(topic, "IPC TEST") == 0)
return new MyConnection(ipc_buffer, WXSIZEOF(ipc_buffer));
else
return NULL;
}
MyConnection::MyConnection(char *buf, int size):wxConnection(buf, size)
// ----------------------------------------------------------------------------
// MyConnection
// ----------------------------------------------------------------------------
MyConnection::MyConnection(char *buf, int size)
: wxConnection(buf, size)
{
dialog = new IPCDialogBox(frame, "Connection", wxPoint(100, 100), wxSize(500, 500), this);
dialog->Show(TRUE);
the_connection = this;
dialog = new IPCDialogBox(wxTheApp->GetTopWindow(), "Connection",
wxPoint(100, 100), wxSize(500, 500), this);
dialog->Show(TRUE);
the_connection = this;
}
MyConnection::~MyConnection(void)
MyConnection::~MyConnection()
{
if (the_connection)
{
dialog->Destroy();
the_connection = NULL;
}
if (the_connection)
{
dialog->Destroy();
the_connection = NULL;
}
}
bool MyConnection::OnExecute(const wxString& topic, char *data, int size, wxIPCFormat format)
bool MyConnection::OnExecute(const wxString& WXUNUSED(topic),
char *data,
int WXUNUSED(size),
wxIPCFormat WXUNUSED(format))
{
char buf[300];
sprintf(buf, "Execute command: %s", data);
frame->SetStatusText(buf);
return TRUE;
wxLogStatus("Execute command: %s", data);
return TRUE;
}
bool MyConnection::OnPoke(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format)
bool MyConnection::OnPoke(const wxString& WXUNUSED(topic),
const wxString& item,
char *data,
int WXUNUSED(size),
wxIPCFormat WXUNUSED(format))
{
char buf[300];
sprintf(buf, "Poke command: %s", data);
frame->SetStatusText(buf);
return TRUE;
wxLogStatus("Poke command: %s = %s", item, data);
return TRUE;
}
char *MyConnection::OnRequest(const wxString& topic, const wxString& item, int *size, wxIPCFormat format)
char *MyConnection::OnRequest(const wxString& WXUNUSED(topic),
const wxString& WXUNUSED(item),
int * WXUNUSED(size),
wxIPCFormat WXUNUSED(format))
{
return "Here, have your data, client!";
return "Here, have your data, client!";
}
bool MyConnection::OnStartAdvise(const wxString& topic, const wxString& item)
bool MyConnection::OnStartAdvise(const wxString& WXUNUSED(topic),
const wxString& WXUNUSED(item))
{
return TRUE;
return TRUE;
}

59
samples/ipc/server.h
View File

@ -10,41 +10,47 @@
/////////////////////////////////////////////////////////////////////////////
// Define a new application
class MyApp: public wxApp
class MyServer;
class MyApp : public wxApp
{
public:
bool OnInit();
public:
virtual bool OnInit();
virtual int OnExit();
private:
MyServer *m_server;
};
DECLARE_APP(MyApp)
// Define a new frame
class MyFrame: public wxFrame
class MyFrame : public wxFrame
{
public:
public:
MyFrame(wxFrame *frame, const wxString& title);
void OnListBoxClick(wxCommandEvent& event);
private:
wxPanel *panel;
MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size);
void OnCloseWindow(wxCloseEvent& event);
void OnExit(wxCommandEvent& event);
void OnListBoxClick(wxCommandEvent& event);
DECLARE_EVENT_TABLE()
DECLARE_EVENT_TABLE()
};
class IPCDialogBox;
class MyConnection: public wxConnection
class MyConnection : public wxConnection
{
public:
IPCDialogBox *dialog;
public:
MyConnection(char *buf, int size);
~MyConnection();
MyConnection(char *buf, int size);
~MyConnection();
bool OnExecute(const wxString& topic, char *data, int size, wxIPCFormat format);
char *OnRequest(const wxString& topic, const wxString& item, int *size, wxIPCFormat format);
bool OnPoke(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format);
bool OnStartAdvise(const wxString& topic, const wxString& item);
bool OnExecute(const wxString& topic, char *data, int size, wxIPCFormat format);
char *OnRequest(const wxString& topic, const wxString& item, int *size, wxIPCFormat format);
bool OnPoke(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format);
bool OnStartAdvise(const wxString& topic, const wxString& item);
private:
IPCDialogBox *dialog;
};
class MyServer: public wxServer
@ -56,13 +62,18 @@ public:
class IPCDialogBox: public wxDialog
{
public:
MyConnection *connection;
IPCDialogBox(wxFrame *parent, const wxString& title,
const wxPoint& pos, const wxSize& size, MyConnection *the_connection);
IPCDialogBox(wxWindow *parent,
const wxString& title,
const wxPoint& pos,
const wxSize& size,
MyConnection *the_connection);
void OnQuit(wxCommandEvent& event);
DECLARE_EVENT_TABLE()
private:
MyConnection *m_connection;
DECLARE_EVENT_TABLE()
};
#define SERVER_QUIT wxID_EXIT