// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
+// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "dde.h"
#endif
#include "wx/module.h"
#include "wx/dde.h"
#include "wx/intl.h"
-
+#include "wx/hashmap.h"
#include "wx/msw/private.h"
#include <string.h>
-#include <windows.h>
#include <ddeml.h>
-#ifdef __WXWINE__
-#define PCONVCONTEXT CONVCONTEXT*
-#endif
-
-#if defined(__TWIN32__) || defined(__GNUWIN32_OLD__)
+#ifdef __GNUWIN32_OLD__
#include "wx/msw/gnuwin32/extra.h"
#endif
// global variables
// ----------------------------------------------------------------------------
+WX_DECLARE_STRING_HASH_MAP( HSZ, wxAtomMap );
+
static DWORD DDEIdInst = 0L;
static wxDDEConnection *DDECurrentlyConnecting = NULL;
+static wxAtomMap wxAtomTable;
-static wxList wxAtomTable(wxKEY_STRING);
-static wxList wxDDEClientObjects;
-static wxList wxDDEServerObjects;
+#include "wx/listimpl.cpp"
-static bool DDEInitialized = FALSE;
+WX_DEFINE_LIST(wxDDEClientList);
+WX_DEFINE_LIST(wxDDEServerList);
+WX_DEFINE_LIST(wxDDEConnectionList);
+
+static wxDDEClientList wxDDEClientObjects;
+static wxDDEServerList wxDDEServerObjects;
+
+static bool DDEInitialized = false;
// ----------------------------------------------------------------------------
// private classes
{
public:
wxDDEModule() {}
- bool OnInit() { return TRUE; }
+ bool OnInit() { return true; }
void OnExit() { wxDDECleanUp(); }
private:
}
else
{
- DDEInitialized = TRUE;
+ DDEInitialized = true;
}
}
}
void wxDDECleanUp()
{
- wxDDEClientObjects.DeleteContents(TRUE);
- wxDDEClientObjects.Clear();
- wxDDEClientObjects.DeleteContents(FALSE);
-
- wxDDEServerObjects.DeleteContents(TRUE);
- wxDDEServerObjects.Clear();
- wxDDEServerObjects.DeleteContents(FALSE);
+ // deleting them later won't work as DDE won't be initialized any more
+ wxASSERT_MSG( wxDDEServerObjects.empty() &&
+ wxDDEClientObjects.empty(),
+ _T("all DDE objects should be deleted by now") );
- wxAtomTable.Clear();
+ wxAtomTable.clear();
if ( DDEIdInst != 0 )
{
// Global find connection
static wxDDEConnection *DDEFindConnection(HCONV hConv)
{
- wxNode *node = wxDDEServerObjects.First();
- wxDDEConnection *found = NULL;
- while (node && !found)
- {
- wxDDEServer *object = (wxDDEServer *)node->Data();
- found = object->FindConnection((WXHCONV) hConv);
- node = node->Next();
- }
- if (found)
- return found;
-
- node = wxDDEClientObjects.First();
- while (node && !found)
- {
- wxDDEClient *object = (wxDDEClient *)node->Data();
- found = object->FindConnection((WXHCONV) hConv);
- node = node->Next();
- }
- return found;
+ wxDDEServerList::compatibility_iterator serverNode = wxDDEServerObjects.GetFirst();
+ wxDDEConnection *found = NULL;
+ while (serverNode && !found)
+ {
+ wxDDEServer *object = serverNode->GetData();
+ found = object->FindConnection((WXHCONV) hConv);
+ serverNode = serverNode->GetNext();
+ }
+
+ if (found)
+ {
+ return found;
+ }
+
+ wxDDEClientList::compatibility_iterator clientNode = wxDDEClientObjects.GetFirst();
+ while (clientNode && !found)
+ {
+ wxDDEClient *object = clientNode->GetData();
+ found = object->FindConnection((WXHCONV) hConv);
+ clientNode = clientNode->GetNext();
+ }
+ return found;
}
// Global delete connection
static void DDEDeleteConnection(HCONV hConv)
{
- wxNode *node = wxDDEServerObjects.First();
- bool found = FALSE;
- while (node && !found)
- {
- wxDDEServer *object = (wxDDEServer *)node->Data();
- found = object->DeleteConnection((WXHCONV) hConv);
- node = node->Next();
- }
- if (found)
- return;
-
- node = wxDDEClientObjects.First();
- while (node && !found)
- {
- wxDDEClient *object = (wxDDEClient *)node->Data();
- found = object->DeleteConnection((WXHCONV) hConv);
- node = node->Next();
- }
+ wxDDEServerList::compatibility_iterator serverNode = wxDDEServerObjects.GetFirst();
+ bool found = false;
+ while (serverNode && !found)
+ {
+ wxDDEServer *object = serverNode->GetData();
+ found = object->DeleteConnection((WXHCONV) hConv);
+ serverNode = serverNode->GetNext();
+ }
+ if (found)
+ {
+ return;
+ }
+
+ wxDDEClientList::compatibility_iterator clientNode = wxDDEClientObjects.GetFirst();
+ while (clientNode && !found)
+ {
+ wxDDEClient *object = clientNode->GetData();
+ found = object->DeleteConnection((WXHCONV) hConv);
+ clientNode = clientNode->GetNext();
+ }
}
// Find a server from a service name
static wxDDEServer *DDEFindServer(const wxString& s)
{
- wxNode *node = wxDDEServerObjects.First();
- wxDDEServer *found = NULL;
- while (node && !found)
- {
- wxDDEServer *object = (wxDDEServer *)node->Data();
-
- if (object->GetServiceName() == s)
- found = object;
- else node = node->Next();
- }
- return found;
+ wxDDEServerList::compatibility_iterator node = wxDDEServerObjects.GetFirst();
+ wxDDEServer *found = NULL;
+ while (node && !found)
+ {
+ wxDDEServer *object = node->GetData();
+
+ if (object->GetServiceName() == s)
+ {
+ found = object;
+ }
+ else
+ {
+ node = node->GetNext();
+ }
+ }
+
+ return found;
}
// ----------------------------------------------------------------------------
DDELogError(wxString::Format(_("Failed to register DDE server '%s'"),
server.c_str()));
- return FALSE;
+ return false;
}
- return TRUE;
+ return true;
}
wxDDEServer::~wxDDEServer()
wxDDEServerObjects.DeleteObject(this);
- wxNode *node = m_connections.First();
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
while (node)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
- wxNode *next = node->Next();
+ wxDDEConnection *connection = node->GetData();
+ wxDDEConnectionList::compatibility_iterator next = node->GetNext();
connection->SetConnected(false);
connection->OnDisconnect(); // May delete the node implicitly
node = next;
}
// If any left after this, delete them
- node = m_connections.First();
+ node = m_connections.GetFirst();
while (node)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
- wxNode *next = node->Next();
+ wxDDEConnection *connection = node->GetData();
+ wxDDEConnectionList::compatibility_iterator next = node->GetNext();
delete connection;
node = next;
}
wxDDEConnection *wxDDEServer::FindConnection(WXHCONV conv)
{
- wxNode *node = m_connections.First();
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
wxDDEConnection *found = NULL;
while (node && !found)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
+ wxDDEConnection *connection = node->GetData();
if (connection->m_hConv == conv)
found = connection;
- else node = node->Next();
+ else node = node->GetNext();
}
return found;
}
// Only delete the entry in the map, not the actual connection
bool wxDDEServer::DeleteConnection(WXHCONV conv)
{
- wxNode *node = m_connections.First();
- bool found = FALSE;
- while (node && !found)
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
+ while (node)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
+ wxDDEConnection *connection = node->GetData();
if (connection->m_hConv == conv)
{
- found = TRUE;
- delete node;
+ m_connections.Erase(node);
+ return true;
+ }
+ else
+ {
+ node = node->GetNext();
}
- else node = node->Next();
}
- return found;
+ return false;
}
// ----------------------------------------------------------------------------
wxDDEClient::~wxDDEClient()
{
wxDDEClientObjects.DeleteObject(this);
- wxNode *node = m_connections.First();
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
while (node)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
+ wxDDEConnection *connection = node->GetData();
delete connection; // Deletes the node implicitly (see ~wxDDEConnection)
- node = m_connections.First();
+ node = m_connections.GetFirst();
}
}
bool wxDDEClient::ValidHost(const wxString& /* host */)
{
- return TRUE;
+ return true;
}
wxConnectionBase *wxDDEClient::MakeConnection(const wxString& WXUNUSED(host),
wxDDEConnection *wxDDEClient::FindConnection(WXHCONV conv)
{
- wxNode *node = m_connections.First();
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
wxDDEConnection *found = NULL;
while (node && !found)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
+ wxDDEConnection *connection = node->GetData();
if (connection->m_hConv == conv)
found = connection;
- else node = node->Next();
+ else node = node->GetNext();
}
return found;
}
// Only delete the entry in the map, not the actual connection
bool wxDDEClient::DeleteConnection(WXHCONV conv)
{
- wxNode *node = m_connections.First();
- bool found = FALSE;
- while (node && !found)
+ wxDDEConnectionList::compatibility_iterator node = m_connections.GetFirst();
+ while (node)
{
- wxDDEConnection *connection = (wxDDEConnection *)node->Data();
+ wxDDEConnection *connection = node->GetData();
if (connection->m_hConv == conv)
{
- found = TRUE;
- delete node;
+ m_connections.Erase(node);
+ return true;
}
- else node = node->Next();
+ else node = node->GetNext();
}
- return found;
+ return false;
}
// ----------------------------------------------------------------------------
bool wxDDEConnection::OnDisconnect()
{
delete this;
- return TRUE;
+ return true;
}
// ----------------------------------------------------------------------------
connection->m_hConv = 0;
connection->m_topicName = topic;
DDECurrentlyConnecting = connection;
- return (DDERETURN)(DWORD)TRUE;
+ return (DDERETURN)(DWORD)true;
}
}
break;
{
DDECurrentlyConnecting->m_hConv = (WXHCONV) hConv;
DDECurrentlyConnecting = NULL;
- return (DDERETURN)(DWORD)TRUE;
+ return (DDERETURN)(DWORD)true;
}
break;
}
if (connection->OnDisconnect())
{
DDEDeleteConnection(hConv); // Delete mapping: hConv => connection
- return (DDERETURN)(DWORD)TRUE;
+ return (DDERETURN)(DWORD)true;
}
}
break;
// ----------------------------------------------------------------------------
// Atom table stuff
-static HSZ DDEAddAtom(const wxString& string)
+static HSZ DDEAddAtom(const wxString& str)
{
- HSZ atom = DDEAtomFromString(string);
- wxAtomTable.Append(string, (wxObject *)atom);
+ HSZ atom = DDEAtomFromString(str);
+ wxAtomTable[str] = atom;
return atom;
}
-static HSZ DDEGetAtom(const wxString& string)
+static HSZ DDEGetAtom(const wxString& str)
{
- wxNode *node = wxAtomTable.Find(string);
- if (node)
- return (HSZ)node->Data();
- else
- {
- DDEAddAtom(string);
- return (HSZ)(wxAtomTable.Find(string)->Data());
- }
+ wxAtomMap::iterator it = wxAtomTable.find(str);
+
+ if (it != wxAtomTable.end())
+ return it->second;
+
+ return DDEAddAtom(str);
}
// atom <-> strings
static const size_t len = 256;
wxString s;
- (void)DdeQueryString(DDEIdInst, hsz, s.GetWriteBuf(len), len, DDE_CP);
- s.UngetWriteBuf();
+ (void)DdeQueryString(DDEIdInst, hsz, wxStringBuffer(s, len), len, DDE_CP);
return s;
}
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