| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: htmlprep.h |
| | 3 | // Purpose: HTML processor |
| | 4 | // Author: Vaclav Slavik |
| | 5 | // RCS-ID: $Id$ |
| | 6 | // Copyright: (c) 2001 Vaclav Slavik |
| | 7 | // Licence: wxWindows licence |
| | 8 | ///////////////////////////////////////////////////////////////////////////// |
| | 9 | |
| | 10 | |
| | 11 | #ifndef _WX_HTMLPREP_H_ |
| | 12 | #define _WX_HTMLPREP_H_ |
| | 13 | |
| | 14 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
| | 15 | #pragma interface "htmlproc.h" |
| | 16 | // (implementation is in htmlwin.cpp, there's no htmlprep.cpp!) |
| | 17 | #endif |
| | 18 | |
| | 19 | #include "wx/defs.h" |
| | 20 | |
| | 21 | #if wxUSE_HTML |
| | 22 | |
| | 23 | #include "wx/string.h" |
| | 24 | |
| | 25 | // Priority of preprocessor in the chain. The higher, the earlier it is used |
| | 26 | enum |
| | 27 | { |
| | 28 | wxHTML_PRIORITY_DONTCARE = 128, // if the order doesn't matter, use this |
| | 29 | // priority |
| | 30 | wxHTML_PRIORITY_SYSTEM = 256 // >=256 is only for wxHTML's internals |
| | 31 | }; |
| | 32 | |
| | 33 | // Classes derived from this class serve as simple text processors for |
| | 34 | // wxHtmlWindow. wxHtmlWindow runs HTML markup through all registered |
| | 35 | // processors before displaying it, thus allowing for on-the-fly |
| | 36 | // modifications of the markup. |
| | 37 | |
| | 38 | class WXDLLIMPEXP_HTML wxHtmlProcessor : public wxObject |
| | 39 | { |
| | 40 | DECLARE_ABSTRACT_CLASS(wxHtmlProcessor) |
| | 41 | |
| | 42 | public: |
| | 43 | wxHtmlProcessor() : wxObject(), m_enabled(true) {} |
| | 44 | virtual ~wxHtmlProcessor() {} |
| | 45 | |
| | 46 | // Process input text and return processed result |
| | 47 | virtual wxString Process(const wxString& text) const = 0; |
| | 48 | |
| | 49 | // Return priority value of this processor. The higher, the sooner |
| | 50 | // is the processor applied to the text. |
| | 51 | virtual int GetPriority() const { return wxHTML_PRIORITY_DONTCARE; } |
| | 52 | |
| | 53 | // Enable/disable the processor. wxHtmlWindow won't use a disabled |
| | 54 | // processor even if it is in its processors queue. |
| | 55 | virtual void Enable(bool enable = true) { m_enabled = enable; } |
| | 56 | bool IsEnabled() const { return m_enabled; } |
| | 57 | |
| | 58 | protected: |
| | 59 | bool m_enabled; |
| | 60 | }; |
| | 61 | |
| | 62 | #endif // wxUSE_HTML |
| | 63 | |
| | 64 | #endif // _WX_HTMLPROC_H_ |
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