X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/638a0b2c729a7894735e4167dca971032409ffe6..2d956b58023a4955313a1c1531bc70a0deb0b831:/src/msw/helpchm.cpp diff --git a/src/msw/helpchm.cpp b/src/msw/helpchm.cpp index b730931d20..ab91913ff2 100644 --- a/src/msw/helpchm.cpp +++ b/src/msw/helpchm.cpp @@ -6,90 +6,127 @@ // Created: 16/04/2000 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "helpchm.h" + #pragma implementation "helpchm.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP -#include "wx/defs.h" -#endif +#if wxUSE_HELP && wxUSE_MS_HTML_HELP && defined(__WIN95__) #include "wx/filefn.h" - -#if wxUSE_HELP && wxUSE_MS_HTML_HELP && defined(__WIN95__) #include "wx/msw/helpchm.h" + #include "wx/dynlib.h" - + #ifndef WX_PRECOMP -#include + #include "wx/intl.h" + #include "wx/app.h" #endif -// This is found in the HTML Help Workshop installation, -// along with htmlhelp.lib. -#include - -#include - -#ifdef __WXMSW__ #include "wx/msw/private.h" -#endif -#include +// instead of including htmlhelp.h, duplicate the things from it we need here +enum +{ + HH_DISPLAY_TOPIC, + HH_DISPLAY_TOC, + HH_DISPLAY_INDEX, + HH_DISPLAY_SEARCH, + HH_SET_WIN_TYPE, + HH_GET_WIN_TYPE, + HH_GET_WIN_HANDLE, + HH_ENUM_INFO_TYPE, + HH_SET_INFO_TYPE, + HH_SYNC, + HH_RESERVED1, + HH_RESERVED2, + HH_RESERVED3, + HH_KEYWORD_LOOKUP, + HH_DISPLAY_TEXT_POPUP, + HH_HELP_CONTEXT, + HH_TP_HELP_CONTEXTMENU, + HH_TP_HELP_WM_HELP, + HH_CLOSE_ALL, + HH_ALINK_LOOKUP, + HH_GET_LAST_ERROR, + HH_ENUM_CATEGORY, + HH_ENUM_CATEGORY_IT, + HH_RESET_IT_FILTER, + HH_SET_INCLUSIVE_FILTER, + HH_SET_EXCLUSIVE_FILTER +}; + +struct HH_POPUP +{ + int cbStruct; + HINSTANCE hinst; + UINT idString; + LPCTSTR pszText; + POINT pt; + COLORREF clrForeground; + COLORREF clrBackground; + RECT rcMargins; + LPCTSTR pszFont; +}; + +struct HH_AKLINK +{ + int cbStruct; + BOOL fReserved; + LPCTSTR pszKeywords; + LPCTSTR pszUrl; + LPCTSTR pszMsgText; + LPCTSTR pszMsgTitle; + LPCTSTR pszWindow; + BOOL fIndexOnFail; +}; + +// ---------------------------------------------------------------------------- // utility functions to manage the loading/unloading // of hhctrl.ocx +// ---------------------------------------------------------------------------- + #ifndef UNICODE -typedef HWND ( WINAPI * HTMLHELP )( HWND, LPCSTR, UINT, DWORD ); -#define HTMLHELP_NAME "HtmlHelpA" -#else -typedef HWND ( WINAPI * HTMLHELP )( HWND, LPCWSTR, UINT, DWORD ); -#define HTMLHELP_NAME "HtmlHelpW" + typedef HWND ( WINAPI * HTMLHELP )( HWND, LPCSTR, UINT, DWORD ); + #define HTMLHELP_NAME "HtmlHelpA" +#else // ANSI + 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 ); - - if( !gs_htmlHelp ) - { - wxLogError(_("Failed to initialize MS HTML Help.")); - - wxDllLoader::UnloadLibrary(gs_dllHandle); - gs_dllHandle = 0; - gs_dllCount = 0; + wxPluginLibrary *lib = wxPluginManager::LoadLibrary( _T("HHCTRL.OCX"), wxDL_DEFAULT | wxDL_VERBATIM ); - return FALSE ; - } - } + if( !lib ) + { + 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; @@ -97,10 +134,10 @@ 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; } } @@ -138,7 +175,7 @@ bool wxCHMHelpController::DisplayContents() wxString str = GetValidFilename(m_helpFile); - gs_htmlHelp(GetSuitableHWND(), (const wxChar*) str, HH_HELP_FINDER, 0L); + gs_htmlHelp(GetSuitableHWND(), (const wxChar*) str, HH_DISPLAY_TOPIC, 0L); return TRUE; } @@ -185,8 +222,8 @@ bool wxCHMHelpController::DisplayContextPopup(int contextId) popup.idString = contextId ; GetCursorPos(& popup.pt); - popup.clrForeground = -1; - popup.clrBackground = -1; + popup.clrForeground = (COLORREF)-1; + popup.clrBackground = (COLORREF)-1; popup.rcMargins.top = popup.rcMargins.left = popup.rcMargins.right = popup.rcMargins.bottom = -1; popup.pszFont = NULL; popup.pszText = NULL; @@ -202,8 +239,8 @@ bool wxCHMHelpController::DisplayTextPopup(const wxString& text, const wxPoint& popup.hinst = (HINSTANCE) wxGetInstance(); popup.idString = 0 ; popup.pt.x = pos.x; popup.pt.y = pos.y; - popup.clrForeground = -1; - popup.clrBackground = -1; + popup.clrForeground = (COLORREF)-1; + popup.clrBackground = (COLORREF)-1; popup.rcMargins.top = popup.rcMargins.left = popup.rcMargins.right = popup.rcMargins.bottom = -1; popup.pszFont = NULL; popup.pszText = (const wxChar*) text; @@ -240,7 +277,6 @@ bool wxCHMHelpController::KeywordSearch(const wxString& k) bool wxCHMHelpController::Quit() { gs_htmlHelp(GetSuitableHWND(), 0, HH_CLOSE_ALL, 0L); - UnloadHtmlHelpLibrary(); return TRUE; } @@ -261,4 +297,10 @@ wxString wxCHMHelpController::GetValidFilename(const wxString& file) const return fullName; } +wxCHMHelpController::~wxCHMHelpController() +{ + UnloadHtmlHelpLibrary(); +} + #endif // wxUSE_HELP +