// Name: remhelp.cpp
// Purpose: Remote help controller class
// Author: Eric Dowty
-// Modified by:
+// Modified by:
// Created: 2002-11-18
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
wxConnectionBase *rhhcClient::OnMakeConnection()
{
- return new rhhcConnection( isconn_2 );
+ return new rhhcConnection( isconn_2 );
}
rhhcConnection::rhhcConnection( bool *isconn_a )
: wxConnection()
{
- isconn_3 = isconn_a;
- *isconn_3 = TRUE;
+ isconn_3 = isconn_a;
+ *isconn_3 = true;
}
rhhcConnection::~rhhcConnection()
{
- *isconn_3 = FALSE;
+ *isconn_3 = false;
}
bool rhhcConnection::OnAdvise(const wxString& topic, const wxString& item, char *data, int size, wxIPCFormat format)
{
- return TRUE;
+ return true;
}
bool rhhcConnection::OnDisconnect()
{
- *isconn_3 = FALSE;
-
+ *isconn_3 = false;
+
return wxConnection::OnDisconnect();
}
wxRemoteHtmlHelpController::wxRemoteHtmlHelpController(int style )
{
- m_style = style;
- m_connection = NULL;
- m_client = NULL;
- m_pid = 0;
- isconn_1 = FALSE;
- m_process = NULL;
-
- // defaults
- //
- // server app is assumed to be local
- //
+ m_style = style;
+ m_connection = NULL;
+ m_client = NULL;
+ m_pid = 0;
+ isconn_1 = false;
+ m_process = NULL;
+
+ // defaults
+ //
+ // server app is assumed to be local
+ //
// for MSW (DDE classes), a_service is 'service name', apparently an arbitrary string
// for Unix, should be a valid file name (for a nonexistent file)
// for nonMSW, nonUnix, must be port number, for example "4242" (TCP/IP based classes)
// should be unique to the client app
-
- wxString thename = wxGetApp().GetAppName();
+
+ wxString thename = wxGetApp().GetAppName();
#if defined(__WXMSW__)
- m_appname = wxT("helpview.exe");
- m_service = thename + wxString(wxT("_helpservice"));
+ m_appname = wxT("helpview.exe");
+ m_service = thename + wxString(wxT("_helpservice"));
#elif defined(__UNIX__)
- m_appname = wxT("./helpview");
- m_service = wxT("/tmp/") + thename + wxString(wxT("_helpservice"));
+ m_appname = wxT("./helpview");
+ m_service = wxT("/tmp/") + thename + wxString(wxT("_helpservice"));
#else
- m_appname = wxT("./helpview");
- m_service = wxT("4242");
+ m_appname = wxT("./helpview");
+ m_service = wxT("4242");
#endif
-
- m_book = thename + wxT(".hhp"); // or .htb or .zip
- m_windowname = thename + wxT(" Help: %s");
- //underscores for spaces
- m_windowname.Replace( wxT(" "), wxT("_") );
+
+ m_book = thename + wxT(".hhp"); // or .htb or .zip
+ m_windowname = thename + wxT(" Help: %s");
+ //underscores for spaces
+ m_windowname.Replace( wxT(" "), wxT("_") );
}
void wxRemoteHtmlHelpController::SetService(wxString& a_service)
{
- m_service = a_service;
+ m_service = a_service;
}
void wxRemoteHtmlHelpController::SetServer(wxString& a_appname)
{
- m_appname = a_appname;
+ m_appname = a_appname;
}
void wxRemoteHtmlHelpController::OnQuit()
{
- //kill the Server here?
- //this function is not called ?
+ //kill the Server here?
+ //this function is not called ?
}
wxRemoteHtmlHelpController::~wxRemoteHtmlHelpController()
{
if ( isconn_1 )
{
- //if (!m_connection->Poke( wxT("--YouAreDead"), wxT("") ) )
- // wxLogError(wxT("wxRemoteHtmlHelpController - YouAreDead Failed"));
-
- // Kill the server. This could be an option.
- Quit();
-
- m_connection->Disconnect();
+ // if (!m_connection->Poke( wxT("--YouAreDead"), wxT("") ) )
+ // wxLogError(wxT("wxRemoteHtmlHelpController - YouAreDead Failed"));
+
+ // Kill the server. This could be an option.
+ Quit();
+
+ m_connection->Disconnect();
delete m_connection;
-
+
delete m_process;
m_process = NULL;
}
if( m_client )
- delete m_client; //should be automatic?
-
+ delete m_client; //should be automatic?
+
}
bool wxRemoteHtmlHelpController::DoConnection()
{
wxString cmd, blank;
int nsleep;
-
+
blank = wxT(" ");
-
+
// ignored under DDE, host name in TCP/IP based classes
wxString hostName = wxT("localhost");
-
+
// Create a new client
if( !m_client ) m_client = new rhhcClient(&isconn_1);
-
+
nsleep = 0;
-
- // suppress the log messages from MakeConnection()
+
+ // suppress the log messages from MakeConnection()
{
- wxLogNull nolog;
-
- //first try to connect assuming server is running
- if( !isconn_1 )
- m_connection = (rhhcConnection *)m_client->MakeConnection(hostName, m_service, wxT("HELP") );
-
- //if not, start server
- if( !isconn_1 ) {
-
- wxString stylestr;
- stylestr.Printf( wxT("--Style%d"), m_style );
-
- cmd = m_appname + blank + m_service + blank + m_windowname + blank + m_book + blank + stylestr;
-
- m_process = new wxProcess(NULL);
- m_pid = wxExecute( cmd, FALSE, m_process );
- // leaks - wxExecute itself (if not deleted) and in wxExecute at
- // wxExecuteData *data = new wxExecuteData;
- if( m_pid <= 0 ) {
- wxLogError( wxT("wxRemoteHtmlHelpController - Failed to start Help server") );
- return FALSE;
- }
+ wxLogNull nolog;
+
+ //first try to connect assuming server is running
+ if( !isconn_1 )
+ m_connection = (rhhcConnection *)m_client->MakeConnection(hostName, m_service, wxT("HELP") );
+
+ //if not, start server
+ if( !isconn_1 ) {
+
+ wxString stylestr;
+ stylestr.Printf( wxT("--Style%d"), m_style );
+
+ cmd = m_appname + blank + m_service + blank + m_windowname + blank + m_book + blank + stylestr;
+
+ m_process = new wxProcess(NULL);
+ m_pid = wxExecute( cmd, false, m_process );
+ // leaks - wxExecute itself (if not deleted) and in wxExecute at
+ // wxExecuteData *data = new wxExecuteData;
+ if( m_pid <= 0 ) {
+ wxLogError( wxT("wxRemoteHtmlHelpController - Failed to start Help server") );
+ return false;
+ }
}
-
+
while ( !isconn_1 )
{
- //try every second for a while, then leave it to user
- wxSleep(1);
- if( nsleep > 4 ) {
- if ( wxMessageBox( wxT("Failed to make connection to Help server.\nRetry?") ,
- wxT("wxRemoteHtmlHelpController Error"),
- wxICON_ERROR | wxYES_NO | wxCANCEL ) != wxYES )
- {
- // no server
- return FALSE;
- }
- }
- nsleep++;
-
- m_connection = (rhhcConnection *)m_client->MakeConnection(hostName, m_service, wxT("HELP") );
+ //try every second for a while, then leave it to user
+ wxSleep(1);
+ if( nsleep > 4 ) {
+ if ( wxMessageBox( wxT("Failed to make connection to Help server.\nRetry?") ,
+ wxT("wxRemoteHtmlHelpController Error"),
+ wxICON_ERROR | wxYES_NO | wxCANCEL ) != wxYES )
+ {
+ // no server
+ return false;
+ }
+ }
+ nsleep++;
+
+ m_connection = (rhhcConnection *)m_client->MakeConnection(hostName, m_service, wxT("HELP") );
}
}
-
+
if (!m_connection->StartAdvise(wxT("Item"))) {
- wxLogError(wxT("wxRemoteHtmlHelpController - StartAdvise failed") );
- return FALSE;
+ wxLogError(wxT("wxRemoteHtmlHelpController - StartAdvise failed") );
+ return false;
}
-
- return TRUE;
+
+ return true;
}
bool wxRemoteHtmlHelpController::LoadFile(const wxString& WXUNUSED(file))
{
- return TRUE;
+ return true;
}
bool wxRemoteHtmlHelpController::DisplaySection(int sectionNo)
{
Display(sectionNo);
- return TRUE;
+ return true;
}
bool wxRemoteHtmlHelpController::DisplayBlock(long blockNo)
{
- return DisplaySection((int)blockNo);
+ return DisplaySection((int)blockNo);
}
bool wxRemoteHtmlHelpController::Quit()
{
- //this code from exec sample - branches left in for testing
- // sig = 3, 6, 9 or 12 all kill server with no apparent problem
- // but give error message on MSW - timout?
- int sig = 15; //3 = quit; 6 = abort; 9 = kill; 15 = terminate
-
- /*
- switch ( sig )
- {
- default:
- wxFAIL_MSG( _T("unexpected return value") );
- // fall through
-
- case -1:
- // cancelled
- return FALSE;
-
- case wxSIGNONE:
- case wxSIGHUP:
- case wxSIGINT:
- case wxSIGQUIT:
- case wxSIGILL:
- case wxSIGTRAP:
- case wxSIGABRT:
- case wxSIGEMT:
- case wxSIGFPE:
- case wxSIGKILL:
- case wxSIGBUS:
- case wxSIGSEGV:
- case wxSIGSYS:
- case wxSIGPIPE:
- case wxSIGALRM:
- case wxSIGTERM:
- break;
- }
- */
-
+ //this code from exec sample - branches left in for testing
+ // sig = 3, 6, 9 or 12 all kill server with no apparent problem
+ // but give error message on MSW - timout?
+ int sig = 15; //3 = quit; 6 = abort; 9 = kill; 15 = terminate
+
+/*
+ switch ( sig )
+ {
+ default:
+ wxFAIL_MSG( _T("unexpected return value") );
+ // fall through
+
+ case -1:
+ // cancelled
+ return false;
+
+ case wxSIGNONE:
+ case wxSIGHUP:
+ case wxSIGINT:
+ case wxSIGQUIT:
+ case wxSIGILL:
+ case wxSIGTRAP:
+ case wxSIGABRT:
+ case wxSIGEMT:
+ case wxSIGFPE:
+ case wxSIGKILL:
+ case wxSIGBUS:
+ case wxSIGSEGV:
+ case wxSIGSYS:
+ case wxSIGPIPE:
+ case wxSIGALRM:
+ case wxSIGTERM:
+ break;
+ }
+*/
+
if ( sig == 0 )
{
if ( wxProcess::Exists(m_pid) )
static const wxChar *errorText[] =
{
_T(""), // no error
- _T("signal not supported"),
- _T("permission denied"),
- _T("no such process"),
- _T("unspecified error"),
+ _T("signal not supported"),
+ _T("permission denied"),
+ _T("no such process"),
+ _T("unspecified error"),
};
-
- // sig = 3, 6, 9 or 12 all kill server with no apparent problem
- // but give error message on MSW - timout?
- //
+
+ // sig = 3, 6, 9 or 12 all kill server with no apparent problem
+ // but give error message on MSW - timout?
+ //
//wxLogError(_T("Failed to kill process %ld with signal %d: %s"),
// m_pid, sig, errorText[rc]);
}
}
-
-
- return TRUE;
+
+
+ return true;
}
void wxRemoteHtmlHelpController::Display(const wxString& helpfile)
}
if (!m_connection->Execute( helpfile, -1 ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - Display Failed"));
-
+ wxLogError(wxT("wxRemoteHtmlHelpController - Display Failed"));
+
}
void wxRemoteHtmlHelpController::Display(const int id)
if( !isconn_1 ) {
if( !DoConnection() ) return;
}
-
- wxString intstring;
- intstring.Printf( "--intstring%d", id );
+
+ wxString intstring;
+ intstring.Printf( "--intstring%d", id );
if (!m_connection->Execute( intstring, -1 ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - Display Failed"));
-
+ wxLogError(wxT("wxRemoteHtmlHelpController - Display Failed"));
+
}
bool wxRemoteHtmlHelpController::AddBook(const wxString& book, bool show_wait_msg)
{
- //ignore show_wait_msg - there shouldn't be a delay in this step
- //show_wait_msg = TRUE could be transmitted with ++AddBook
- m_book = book;
-
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--AddBook"), (char*)book.c_str() ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - AddBook Failed"));
- return FALSE;
- }
-
- return TRUE;
+ //ignore show_wait_msg - there shouldn't be a delay in this step
+ //show_wait_msg = true could be transmitted with ++AddBook
+ m_book = book;
+
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--AddBook"), (char*)book.c_str() ) )
+ wxLogError(wxT("wxRemoteHtmlHelpController - AddBook Failed"));
+ return false;
+ }
+
+ return true;
}
bool wxRemoteHtmlHelpController::DisplayContents()
{
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--DisplayContents"), wxT("") ) ) {
- wxLogError(wxT("wxRemoteHtmlHelpController - DisplayContents Failed"));
- return FALSE;
- }
- }
- return TRUE;
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--DisplayContents"), wxT("") ) ) {
+ wxLogError(wxT("wxRemoteHtmlHelpController - DisplayContents Failed"));
+ return false;
+ }
+ }
+ return true;
}
void wxRemoteHtmlHelpController::DisplayIndex()
{
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--DisplayIndex"), wxT("") ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - DisplayIndex Failed"));
- }
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--DisplayIndex"), wxT("") ) )
+ wxLogError(wxT("wxRemoteHtmlHelpController - DisplayIndex Failed"));
+ }
}
bool wxRemoteHtmlHelpController::KeywordSearch(const wxString& keyword)
{
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--KeywordSearch"), (char*)keyword.c_str() ) ) {
- wxLogError(wxT("wxRemoteHtmlHelpController - KeywordSearch Failed"));
- return FALSE;
- }
- }
- return TRUE;
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--KeywordSearch"), (char*)keyword.c_str() ) ) {
+ wxLogError(wxT("wxRemoteHtmlHelpController - KeywordSearch Failed"));
+ return false;
+ }
+ }
+ return true;
}
void wxRemoteHtmlHelpController::SetTitleFormat(const wxString& format)
{
- m_windowname = format;
- m_windowname.Replace( wxT(" "), wxT("_") );
-
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--SetTitleFormat"), (char*)format.c_str() ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - SetTitleFormat Failed"));
- }
+ m_windowname = format;
+ m_windowname.Replace( wxT(" "), wxT("_") );
+
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--SetTitleFormat"), (char*)format.c_str() ) )
+ wxLogError(wxT("wxRemoteHtmlHelpController - SetTitleFormat Failed"));
+ }
}
void wxRemoteHtmlHelpController::SetTempDir(const wxString& path)
{
- if( isconn_1 ) {
- if (!m_connection->Poke( wxT("--SetTempDir"), (char*)path.c_str() ) )
- wxLogError(wxT("wxRemoteHtmlHelpController - SetTempDir Failed"));
- }
+ if( isconn_1 ) {
+ if (!m_connection->Poke( wxT("--SetTempDir"), (char*)path.c_str() ) )
+ wxLogError(wxT("wxRemoteHtmlHelpController - SetTempDir Failed"));
+ }
}