Refactored wxListBox code so that it correctly implements

[wxWidgets.git] / src / msw / dialup.cpp

diff --git a/src/msw/dialup.cpp b/src/msw/dialup.cpp
index 60dd7bfd70be4014cab6af00ff69cfce1fab959f..9d190c225991fb1057e7e9c8fb0487b4c228ec0a 100644 (file)
--- a/src/msw/dialup.cpp
+++ b/src/msw/dialup.cpp
@@ -266,10 +266,6 @@ private:
     // this flag tells us if we're online
     static int ms_isConnected;
 
-    // this flag is the result of the call to IsAlwaysOnline() (-1 if not
-    // called yet)
-    static int ms_isAlwaysOnline;
-
     // this flag tells us whether a call to RasDial() is in progress
     static wxDialUpManagerMSW *ms_dialer;
 };
@@ -321,7 +317,6 @@ RASCONNECTIONNOTIFICATION wxDialUpManagerMSW::ms_pfnRasConnectionNotification =
 
 int wxDialUpManagerMSW::ms_userSpecifiedOnlineStatus = -1;
 int wxDialUpManagerMSW::ms_isConnected = -1;
-int wxDialUpManagerMSW::ms_isAlwaysOnline = -1;
 wxDialUpManagerMSW *wxDialUpManagerMSW::ms_dialer = NULL;
 
 // ----------------------------------------------------------------------------
@@ -350,7 +345,7 @@ wxDialUpManagerMSW::wxDialUpManagerMSW()
     {
         wxLogError(_("Dial up functions are unavailable because the remote access service (RAS) is not installed on this machine. Please install it."));
     }
-    else if( ms_pfnRasDial == 0 )
+    else if ( !ms_pfnRasDial )
     {
         // resolve the functions we need
 
@@ -830,28 +825,21 @@ bool wxDialUpManagerMSW::Dial(const wxString& nameOfISP,
 
     DWORD dwRet = ms_pfnRasDial
                   (
-                   (LPRASDIALEXTENSIONS)NULL,   // no extended features
-                   NULL,                  // default phone book file (NT only)
+                   NULL,                    // no extended features
+                   NULL,                    // default phone book file (NT only)
                    &rasDialParams,
-                   0,                     // use callback for notifications
-                   async ? wxRasDialFunc  // the callback
-                         : 0,             // no notifications - sync operation
+                   0,                       // use callback for notifications
+                   async ? (void *)wxRasDialFunc  // cast needed for gcc 3.1
+                         : 0,               // no notifications, sync operation
                    &ms_hRasConnection
                   );
 
     if ( dwRet != 0 )
     {
-#if wxUSE_UNICODE
-        // can't pass a wxWCharBuffer through ( ... )
-        wxLogError(_("Failed to %s dialup connection: %s").data(),
-                   async ? _("initiate").data() : _("establish").data(),
-                   GetErrorString(dwRet).c_str());
-#else
         // can't pass a wxWCharBuffer through ( ... )
         wxLogError(_("Failed to %s dialup connection: %s"),
                    wxString(async ? _("initiate") : _("establish")).c_str(),
                    GetErrorString(dwRet).c_str());
-#endif
 
         // we should still call RasHangUp() if we got a non 0 connection
         if ( ms_hRasConnection )
@@ -933,14 +921,10 @@ bool wxDialUpManagerMSW::HangUp()
 
 bool wxDialUpManagerMSW::IsAlwaysOnline() const
 {
-    // we cache the result (presumably this won't change while the program is
-    // running!)
-    if ( ms_isAlwaysOnline != -1 )
-    {
-        return ms_isAlwaysOnline != 0;
-    }
+    // assume no permanent connection by default
+    bool isAlwaysOnline = FALSE;
 
-    // try to use WinInet function first
+    // try to use WinInet functions
 
     // NB: we could probably use wxDynamicLibrary here just as well,
     //     but we allow multiple instances of wxDialUpManagerMSW so
@@ -963,39 +947,14 @@ bool wxDialUpManagerMSW::IsAlwaysOnline() const
             if ( pfnInternetGetConnectedState(&flags, 0 /* reserved */) )
             {
                 // there is some connection to the net, see of which type
-                ms_isAlwaysOnline = (flags & INTERNET_CONNECTION_LAN != 0) ||
-                                    (flags & INTERNET_CONNECTION_PROXY != 0);
-            }
-            else
-            {
-                // no Internet connection at all
-                ms_isAlwaysOnline = FALSE;
+                isAlwaysOnline = (flags & (INTERNET_CONNECTION_LAN |
+                                           INTERNET_CONNECTION_PROXY)) != 0;
             }
+            //else: no Internet connection at all
         }
     }
 
-    // did we succeed with WinInet? if not, try something else
-    if ( ms_isAlwaysOnline == -1 )
-    {
-        if ( !IsOnline() )
-        {
-            // definitely no permanent connection because we are not connected
-            // now
-            ms_isAlwaysOnline = FALSE;
-        }
-        else
-        {
-            // of course, having a modem doesn't prevent us from having a
-            // permanent connection as well, but we have to guess somehow and
-            // it's probably more common that a system connected via a modem
-            // doesn't have any other net access, so:
-            ms_isAlwaysOnline = FALSE;
-        }
-    }
-
-    wxASSERT_MSG( ms_isAlwaysOnline != -1, wxT("logic error") );
-
-    return ms_isAlwaysOnline != 0;
+    return isAlwaysOnline;
 }
 
 bool wxDialUpManagerMSW::IsOnline() const
@@ -1093,8 +1052,8 @@ bool wxDialUpManagerMSW::EnableAutoCheckOnlineStatus(size_t nSeconds)
     {
         // create a hidden window to receive notification about connections
         // status change
-        extern const wxChar *wxPanelClassName;
-        ms_hwndRas = ::CreateWindow(wxPanelClassName, NULL,
+        extern const wxChar *wxCanvasClassName;
+        ms_hwndRas = ::CreateWindow(wxCanvasClassName, NULL,
                                     0, 0, 0, 0,
                                     0, NULL,
                                     (HMENU)NULL, wxGetInstance(), 0);
@@ -1257,16 +1216,25 @@ static DWORD wxRasMonitorThread(wxRasThreadData *data)
 static LRESULT APIENTRY wxRasStatusWindowProc(HWND hWnd, UINT message,
                                               WPARAM wParam, LPARAM lParam)
 {
-    if ( message == wxWM_RAS_STATUS_CHANGED )
-    {
-        wxRasThreadData *data = (wxRasThreadData *)lParam;
-        data->dialUpManager->OnConnectStatusChange();
-    }
-    else if ( message == wxWM_RAS_DIALING_PROGRESS )
+    switch ( message )
     {
-        wxDialUpManagerMSW *dialUpManager = wxDialUpManagerMSW::GetDialer();
+        case wxWM_RAS_STATUS_CHANGED:
+            {
+                wxRasThreadData *data = (wxRasThreadData *)lParam;
+                data->dialUpManager->OnConnectStatusChange();
+            }
+            break;
 
-        dialUpManager->OnDialProgress((RASCONNSTATE)wParam, lParam);
+        case wxWM_RAS_DIALING_PROGRESS:
+            {
+                wxDialUpManagerMSW *dialMan = wxDialUpManagerMSW::GetDialer();
+
+                dialMan->OnDialProgress((RASCONNSTATE)wParam, lParam);
+            }
+            break;
+
+        default:
+            return ::DefWindowProc(hWnd, message, wParam, lParam);
     }
 
     return 0;
@@ -1284,8 +1252,7 @@ static void WINAPI wxRasDialFunc(UINT unMsg,
                 rasconnstate, dwError);
 }
 
-#endif
-  // __BORLANDC__
+#endif // __BORLANDC__
+
 #endif // wxUSE_DIALUP_MANAGER
 
-// vi:sts=4:sw=4:et