view test/form.hh @ 2030:382160be8c2f

cookies comments I was going to say something in the comments about simplicity and not implementing every little bit of the rfc when we don't know of cookies that make it necessary, but then I suppose that's all implied with dillo.
author corvid <corvid@lavabit.com>
date Tue, 17 May 2011 22:48:50 +0000
parents 02ef25700865
children
line wrap: on
line source
#ifndef __TEST_FORM_HH__
#define __TEST_FORM_HH__

#include "../dw/core.hh"
#include "../dw/ui.hh"

namespace form {

/**
 * \brief Handles HTML form data.
 *
 * Add resources by calling the respective add...Resource method. Furtermore,
 * this class impelements dw::core::ui::ButtonResource::ClickedReceiver, the
 * form data is printed to stdout, when the "clicked" signal is received.
 *
 * \todo wrong comment
 */
class Form
{
private:
   /**
    * \brief Decorates instances of dw::core::ui::Resource.
    *
    * This is the abstract base class, sub classes have to be defined to
    * decorate specific sub interfaces of dw::core::ui::Resource.
    */
   class ResourceDecorator: public lout::object::Object
   {
   private:
      const char *name;

   protected:
      ResourceDecorator (const char *name);
      ~ResourceDecorator ();

   public:
      inline const char *getName () { return name; }
      virtual const char *getValue () = 0;
   };

   /**
    * \brief Decorates instances of dw::core::ui::TextResource.
    */
   class TextResourceDecorator: public ResourceDecorator
   {
   private:
      dw::core::ui::TextResource *resource;

   public:
      TextResourceDecorator (const char *name,
                            dw::core::ui::TextResource *resource);
      const char *getValue ();
   };

   /**
    * \brief Decorates instances of dw::core::ui::RadioButtonResource.
    *
    * This class has to be instantiated only once for a group of radio
    * buttons.
    */
   class RadioButtonResourceDecorator: public ResourceDecorator
   {
   private:
      dw::core::ui::RadioButtonResource *resource;
      const char **values;

   public:
      RadioButtonResourceDecorator (const char *name,
                                   dw::core::ui::RadioButtonResource
                                   *resource,
                                   const char **values);
      ~RadioButtonResourceDecorator ();
      const char *getValue ();
   };

   /**
    * \brief Decorates instances of dw::core::ui::CheckButtonResource.
    */
   class CheckButtonResourceDecorator: public ResourceDecorator
   {
   private:
      dw::core::ui::CheckButtonResource *resource;

   public:
      CheckButtonResourceDecorator (const char *name,
                                    dw::core::ui::CheckButtonResource
                                    *resource);
      const char *getValue ();
   };

   /**
    * \brief Decorates instances of dw::core::ui::SelectionResource.
    */
   class SelectionResourceDecorator: public ResourceDecorator
   {
   private:
      dw::core::ui::SelectionResource *resource;
      const char **values;
      lout::misc::StringBuffer valueBuf;

   public:
      SelectionResourceDecorator (const char *name,
                                  dw::core::ui::SelectionResource *resource,
                                  const char **values);
      ~SelectionResourceDecorator ();
      const char *getValue ();
   };

   class FormActivateReceiver: public dw::core::ui::Resource::ActivateReceiver
   {
   private:
      Form *form;

   public:
      inline FormActivateReceiver (Form *form) { this->form = form; }

      void activate (dw::core::ui::Resource *resource);
      void enter (dw::core::ui::Resource *resource);
      void leave (dw::core::ui::Resource *resource);
   };

   class FormClickedReceiver:
      public dw::core::ui::Resource::ClickedReceiver
   {
   private:
      Form *form;
      const char *name, *value;

   public:
      FormClickedReceiver (Form *form, const char *name, const char *value);
      ~FormClickedReceiver ();

      void clicked(dw::core::ui::Resource *resource,
                   dw::core::EventButton *event);
   };

   lout::container::typed::List <ResourceDecorator> *resources;
   FormActivateReceiver *activateReceiver;
   lout::container::typed::List <FormClickedReceiver> *clickedReceivers;

public:
   Form ();
   ~Form ();

   void addTextResource (const char *name,
                         dw::core::ui::TextResource *resource);
   void addRadioButtonResource (const char *name,
                                dw::core::ui::RadioButtonResource *resource,
                                const char **values);
   void addCheckButtonResource (const char *name,
                                dw::core::ui::CheckButtonResource *resource);
   void addSelectionResource (const char *name,
                              dw::core::ui::SelectionResource *resource,
                              const char **values);
   void addButtonResource (const char *name,
                           dw::core::ui::ButtonResource *resource,
                           const char *value);

   void send (const char *buttonName, const char *buttonValue, int x, int y);
};

} // namespace form

#endif // __TEST_FORM_HH__