| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: htmlfilt.h |
| 3 | // Purpose: filters |
| 4 | // Author: Vaclav Slavik |
| 5 | // RCS-ID: $Id$ |
| 6 | // Copyright: (c) 1999 Vaclav Slavik |
| 7 | // Licence: wxWindows Licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | |
| 11 | #ifndef _WX_HTMLFILT_H_ |
| 12 | #define _WX_HTMLFILT_H_ |
| 13 | |
| 14 | #ifdef __GNUG__ |
| 15 | #pragma interface |
| 16 | #endif |
| 17 | |
| 18 | #include "wx/defs.h" |
| 19 | |
| 20 | #if wxUSE_HTML |
| 21 | |
| 22 | #include "wx/filesys.h" |
| 23 | |
| 24 | |
| 25 | //-------------------------------------------------------------------------------- |
| 26 | // wxHtmlFilter |
| 27 | // This class is input filter. It can "translate" files |
| 28 | // in non-HTML format to HTML format |
| 29 | // interface to access certain |
| 30 | // kinds of files (HTPP, FTP, local, tar.gz etc..) |
| 31 | //-------------------------------------------------------------------------------- |
| 32 | |
| 33 | class WXDLLEXPORT wxHtmlFilter : public wxObject |
| 34 | { |
| 35 | DECLARE_ABSTRACT_CLASS(wxHtmlFilter) |
| 36 | |
| 37 | public: |
| 38 | wxHtmlFilter() : wxObject() {} |
| 39 | |
| 40 | virtual bool CanRead(const wxFSFile& file) const = 0; |
| 41 | // returns TRUE if this filter is able to open&read given file |
| 42 | |
| 43 | virtual wxString ReadFile(const wxFSFile& file) const = 0; |
| 44 | // reads given file and returns HTML document. |
| 45 | // Returns empty string if opening failed |
| 46 | }; |
| 47 | |
| 48 | |
| 49 | |
| 50 | //-------------------------------------------------------------------------------- |
| 51 | // wxHtmlFilterPlainText |
| 52 | // This filter is used as default filter if no other can |
| 53 | // be used (= uknown type of file). It is used by |
| 54 | // wxHtmlWindow itself. |
| 55 | //-------------------------------------------------------------------------------- |
| 56 | |
| 57 | |
| 58 | class WXDLLEXPORT wxHtmlFilterPlainText : public wxHtmlFilter |
| 59 | { |
| 60 | DECLARE_DYNAMIC_CLASS(wxHtmlFilterPlainText) |
| 61 | |
| 62 | public: |
| 63 | virtual bool CanRead(const wxFSFile& file) const; |
| 64 | virtual wxString ReadFile(const wxFSFile& file) const; |
| 65 | }; |
| 66 | |
| 67 | |
| 68 | |
| 69 | #endif |
| 70 | #endif // _WX_HTMLFILT_H_ |
| 71 | |