TableView.cpp

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#include <Wt/WItemDelegate.h>
#include <Wt/WPopupMenu.h>

#include "TableView.h"

class HeaderDelegate
: public Wt::WItemDelegate
{
  public:

    HeaderDelegate( Wtx::TableView * tv )
    : Wt::WItemDelegate(),
      m_tableView( tv )
    {}

    virtual std::unique_ptr<Wt::WWidget> update( Wt::WWidget *widget, const Wt::WModelIndex& index, Wt::WFlags< Wt::ViewItemRenderFlag > flags )
    {
      auto w = Wt::WItemDelegate::update( widget, index, flags );

      Wt::WInteractWidget *iw = dynamic_cast< Wt::WInteractWidget* >( w.get() );
      iw-> mouseWentUp().connect( this, &HeaderDelegate::showHeaderPopup );

      return w;
    }

    void showHeaderPopup( const Wt::WMouseEvent& event )
    {
      m_tableView-> showHeaderPopup( event );
    }

  private:

    Wtx::TableView * m_tableView;

};


Wtx::TableView::~TableView()
{
}

Wtx::TableView::TableView()
: Wt::WTableView()
{
  setHeaderItemDelegate( std::make_shared<HeaderDelegate>( this ) );

  setAttributeValue
  (
    "oncontextmenu",
    "event.cancelBubble = true; event.returnValue = false; return false;"
  );

}

void Wtx::TableView::showHeaderPopup( const Wt::WMouseEvent & event )
{
}