projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 3d285623 VS |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: helpbest.cpp | |
| 3 | // Purpose: Tries to load MS HTML Help, falls back to wxHTML upon failure | |
| 4 | // Author: Mattia Barbon | |
| 5 | // Modified by: | |
| 6 | // Created: 02/04/2001 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) Mattia Barbon | |
| 9 | // Licence: wxWindows licence | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 12 | #ifdef __GNUG__ | |
| 13 | #pragma implementation "helpbest.h" | |
| 14 | #endif | |
| 15 | ||
| 16 | // For compilers that support precompilation, includes "wx.h". | |
| 17 | #include "wx/wxprec.h" | |
| 18 | ||
| 19 | #ifdef __BORLANDC__ | |
| 20 | #pragma hdrstop | |
| 21 | #endif | |
| 22 | ||
| 23 | #ifndef WX_PRECOMP | |
| 24 | #include "wx/defs.h" | |
| 25 | #endif | |
| 26 | ||
| 27 | #include "wx/filefn.h" | |
| 28 | ||
| 29 | #if wxUSE_HELP && wxUSE_MS_HTML_HELP && defined(__WIN95__) && wxUSE_WXHTML_HELP | |
| 30 | #include "wx/msw/helpchm.h" | |
| 31 | #include "wx/html/helpctrl.h" | |
| 32 | #include "wx/msw/helpbest.h" | |
| 33 | ||
| 34 | IMPLEMENT_DYNAMIC_CLASS( wxBestHelpController, wxHelpControllerBase ); | |
| 35 | ||
| 36 | bool wxBestHelpController::Initialize( const wxString& filename ) | |
| 37 | { | |
| 38 | // try wxCHMHelpController | |
| 39 | wxCHMHelpController* chm = new wxCHMHelpController; | |
| 40 | ||
| 41 | m_helpControllerType = wxUseChmHelp; | |
| 42 | // do not warn upon failure | |
| 43 | wxLogNull dontWarnOnFailure; | |
| 44 | ||
| 45 | if( chm->Initialize( GetValidFilename( filename ) ) ) | |
| 46 | { | |
| 47 | m_helpController = chm; | |
| 48 | return TRUE; | |
| 49 | } | |
| 50 | ||
| 51 | // failed | |
| 52 | delete chm; | |
| 53 | ||
| 54 | // try wxHtmlHelpController | |
| 55 | wxHtmlHelpController* html = new wxHtmlHelpController; | |
| 56 | ||
| 57 | m_helpControllerType = wxUseHtmlHelp; | |
| 58 | if( html->Initialize( GetValidFilename( filename ) ) ) | |
| 59 | { | |
| 60 | m_helpController = html; | |
| 61 | return TRUE; | |
| 62 | } | |
| 63 | ||
| 64 | // failed | |
| 65 | delete html; | |
| 66 | ||
| 67 | return FALSE; | |
| 68 | } | |
| 69 | ||
| 70 | wxString wxBestHelpController::GetValidFilename( const wxString& filename ) const | |
| 71 | { | |
| 72 | wxString tmp = filename; | |
| 73 | ::wxStripExtension( tmp ); | |
| 74 | ||
| 75 | switch( m_helpControllerType ) | |
| 76 | { | |
| 77 | case wxUseChmHelp: | |
| 78 | if( ::wxFileExists( tmp + ".chm" ) ) | |
| 79 | return tmp + ".chm"; | |
| 80 | ||
| 81 | return filename; | |
| 82 | break; | |
| 83 | case wxUseHtmlHelp: | |
| 84 | if( ::wxFileExists( tmp + ".htb" ) ) | |
| 85 | return tmp + ".htb"; | |
| 86 | if( ::wxFileExists( tmp + ".zip" ) ) | |
| 87 | return tmp + ".zip"; | |
| 88 | if( ::wxFileExists( tmp + ".hhp" ) ) | |
| 89 | return tmp + ".hhp"; | |
| 90 | ||
| 91 | return filename; | |
| 92 | break; | |
| 93 | default: | |
| 94 | // we CAN'T get here | |
| f63e248e | 95 | wxFAIL_MSG( wxT("wxBestHelpController: Must call Initialize, first!") ); |
| 3d285623 VS |
96 | return wxEmptyString; |
| 97 | break; | |
| 98 | } | |
| 99 | } | |
| 100 | ||
| 101 | #endif | |
| 102 | // wxUSE_HELP && wxUSE_MS_HTML_HELP && defined(__WIN95__) && wxUSE_WXHTML_HELP |