X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0316942268a5004c3d639fa1cd7df4ea42257dbd..f797e53d03fd79733e78dda8dd8c4203009e1c31:/src/msw/helpchm.cpp diff --git a/src/msw/helpchm.cpp b/src/msw/helpchm.cpp index c7090d0877..4a6148671f 100644 --- a/src/msw/helpchm.cpp +++ b/src/msw/helpchm.cpp @@ -6,7 +6,7 @@ // Created: 16/04/2000 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -56,41 +56,29 @@ typedef HWND ( WINAPI * HTMLHELP )( HWND, LPCSTR, UINT, DWORD ); typedef HWND ( WINAPI * HTMLHELP )( HWND, LPCWSTR, UINT, DWORD ); #define HTMLHELP_NAME "HtmlHelpW" #endif -// dll handle/reference count +// dll symbol handle static HTMLHELP gs_htmlHelp = 0; -static wxDllType gs_dllHandle = 0; -static int gs_dllCount = 0; static bool LoadHtmlHelpLibrary() { - if( !gs_dllCount ) - { - gs_dllHandle = wxDllLoader::LoadLibrary( "hhctrl.ocx" ); - if( !gs_dllHandle ) - { - wxLogError(_("MS HTML Help functions are unavailable because the MS HTML Help library is not installed on this machine. Please install it.")); - return FALSE; - } - else - { - gs_dllCount = 1; - gs_htmlHelp = (HTMLHELP)wxDllLoader::GetSymbol( gs_dllHandle, HTMLHELP_NAME ); + wxPluginLibrary *lib = wxPluginManager::LoadLibrary( _T("HHCTRL.OCX"), wxDL_DEFAULT | wxDL_VERBATIM ); - if( !gs_htmlHelp ) - { - wxLogError(_("Failed to initialize MS HTML Help.")); - - wxDllLoader::UnloadLibrary(gs_dllHandle); - gs_dllHandle = 0; - gs_dllCount = 0; - - return FALSE ; - } - } + if( !lib->IsLoaded() ) + { + wxLogError(_("MS HTML Help functions are unavailable because the MS HTML Help library is not installed on this machine. Please install it.")); + return FALSE; } else { - ++gs_dllCount; + gs_htmlHelp = (HTMLHELP)lib->GetSymbol( HTMLHELP_NAME ); + + if( !gs_htmlHelp ) + { + wxLogError(_("Failed to initialize MS HTML Help.")); + + lib->UnrefLib(); + return FALSE ; + } } return TRUE; @@ -98,10 +86,9 @@ static bool LoadHtmlHelpLibrary() static void UnloadHtmlHelpLibrary() { - if( gs_dllCount != 0 && !--gs_dllCount ) + if( gs_htmlHelp ) { - wxDllLoader::UnloadLibrary( gs_dllHandle ); - gs_dllHandle = 0; + wxPluginManager::UnloadLibrary( _T("HHCTRL.OCX") ); gs_htmlHelp = 0; } } @@ -263,3 +250,5 @@ wxString wxCHMHelpController::GetValidFilename(const wxString& file) const } #endif // wxUSE_HELP + +// vi:sts=4:sw=4:et