HtmlAttribList Class Reference

Class representing a list of HTML attributes. More...

#include <src/htmlattrib.h>

Inheritance diagram for HtmlAttribList:

Collaboration diagram for HtmlAttribList:

Public Member Functions
void	mergeAttribute (const DString &optName, const DString &optValue, bool prepend=false)
DString	toString (DString *pAltValue=nullptr) const

Detailed Description

Class representing a list of HTML attributes.

Definition at line 30 of file htmlattrib.h.

Member Function Documentation

mergeAttribute()

void HtmlAttribList::mergeAttribute ( const DString & optName, const DString & optValue, bool prepend = false )

inline

Definition at line 33 of file htmlattrib.h.

    {
      auto it = std::find_if(begin(),end(),
                           [&optName](const auto &opt) { return opt.name==optName; });
      if (it!=end()) // attribute name already in the list: append values
      {
        if (prepend)
        {
          it->value = optValue + " " + it->value;
        }
        else
        {
          it->value += " " + optValue;
        }
      }
      else // attribute name not yet in the list
      {
        emplace_back(optName,optValue);
      }
    }

References begin(), and end().

Referenced by HtmlDocVisitor::operator()(), and HtmlDocVisitor::operator()().

toString()

DString HtmlAttribList::toString ( DString * pAltValue = nullptr ) const

inline

Definition at line 54 of file htmlattrib.h.

    {
      DString result;
      for (const auto &att : *this)
      {
        if (!att.value.empty())  // ignore attribute without values as they
                                 // are not XHTML compliant, with the exception
                                 // of the alt attribute with the img tag
        {
          if (att.name=="alt" && pAltValue) // optionally return the value of alt separately
                                            // need to convert <img> to <object> for SVG images,
                                            // which do not support the alt attribute
          {
            *pAltValue = att.value;
          }
          else
          {
            result+=" "+att.name+"=\""+convertToXML(att.value)+"\"";
          }
        }
        else if (att.name=="open")
        {
          // The open attribute is a boolean attribute.
          // Specifies that the details should be visible (open) to the user
          // As it is a boolean attribute the initialization value is of no interest
          result+=" "+att.name+"=\"true\"";
        }
        else if (att.name=="nowrap") // In XHTML, attribute minimization is forbidden, and the nowrap attribute must be defined as <td nowrap="nowrap">.
        {
          result+=" "+att.name+"=\"nowrap\"";
        }
      }
      return result;
    }

References convertToXML().

Referenced by HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), HtmlDocVisitor::operator()(), and HtmlDocVisitor::operator()().

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The documentation for this class was generated from the following file:

• src/htmlattrib.h