include/wx/html/styleparams.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/html/styleparams.h
   3 // Purpose:     wxHtml helper code for extracting style parameters
   4 // Author:      Nigel Paton
   5 // RCS-ID:      $Id$
   6 // Copyright:   wxWidgets team
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef _WX_HTML_STYLEPARAMS_H_
  11 #define _WX_HTML_STYLEPARAMS_H_
  12
  13 #include "wx/defs.h"
  14
  15 #if wxUSE_HTML
  16
  17 #include "wx/arrstr.h"
  18
  19 class WXDLLIMPEXP_FWD_HTML wxHtmlTag;
  20
  21 // This is a private class used by wxHTML to parse "style" attributes of HTML
  22 // elements. Currently both parsing and support for the parsed values is pretty
  23 // trivial.
  24 class WXDLLIMPEXP_HTML wxHtmlStyleParams
  25 {
  26 public:
  27     // Construct a style parameters object corresponding to the style attribute
  28     // of the given HTML tag.
  29     wxHtmlStyleParams(const wxHtmlTag& tag);
  30
  31     // Check whether the named parameter is present or not.
  32     bool HasParam(const wxString& par) const
  33     {
  34         return m_names.Index(par, false /* ignore case */) != wxNOT_FOUND;
  35     }
  36
  37     // Get the value of the named parameter, return empty string if none.
  38     wxString GetParam(const wxString& par) const
  39     {
  40         int index = m_names.Index(par, false);
  41         return index == wxNOT_FOUND ? wxString() : m_values[index];
  42     }
  43
  44 private:
  45     // Arrays if names and values of the parameters
  46     wxArrayString
  47         m_names,
  48         m_values;
  49 };
  50
  51 #endif // wxUSE_HTML
  52
  53 #endif // _WX_HTML_STYLEPARAMS_H_