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