Question Class Reference

#include <question.h>

Collaboration diagram for Question:

[legend]List of all members.

Public Member Functions
	Question ()
	~Question ()
void	Set (const std::string &message, bool default_active, int default_value, const std::string &bg_sprite="")
int	Ask ()
void	Draw () const
void	add_choice (int key, int value)
Private Types
typedef std::list< choice_t >::iterator	choice_iterator
Private Member Functions
int	TreatsKey (SDL_Event &event)
Private Attributes
Sprite *	background
std::list< choice_t >	choices
Question::s_default_choice	default_choice
std::string	message
Classes
class	choice_t
struct	s_default_choice

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Detailed Description

Definition at line 34 of file question.h.

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Member Typedef Documentation

typedef std::list<choice_t>::iterator Question::choice_iterator [private]

Definition at line 53 of file question.h.

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Constructor & Destructor Documentation

Question::Question

(

)

Definition at line 33 of file question.cpp.

{
  background = NULL;
}

Question::~Question

(

)

Definition at line 38 of file question.cpp.

{
  if(background != NULL)
    delete background;
}

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Member Function Documentation

void Question::add_choice	(	int	key,
		int	value
	)			[inline]

Definition at line 76 of file question.h.

  {
    return this->choices.push_back(choice_t(key,value));
  }

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int Question::Ask

(

)

Definition at line 77 of file question.cpp.

                   {
  SDL_Event event;

  int answer = default_choice.value;
  bool end_of_boucle = false;

  Draw();
  Mouse::pointer_t prev_pointer = Mouse::GetInstance()->SetPointer(Mouse::POINTER_STANDARD);
  do{
    while( SDL_PollEvent( &event) ){
      if ( (event.type == SDL_QUIT || event.type == SDL_MOUSEBUTTONDOWN) &&
          default_choice.active ){
        answer = default_choice.value;
        end_of_boucle = true;
      }

      if (event.type == SDL_KEYUP) {
        answer = TreatsKey(event);
        if (answer != -1) 
          end_of_boucle = true;
      }
    } // SDL_PollEvent

    AppWormux::GetInstance()->video.Flip();
  } while (!end_of_boucle);

  Mouse::GetInstance()->SetPointer(prev_pointer);

  return answer;
}

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void Question::Draw

(

)

const

Definition at line 62 of file question.cpp.

                         {
  AppWormux * app = AppWormux::GetInstance();

  if(background != NULL)
  {
    background->Blit(app->video.window,  app->video.window.GetSize() / 2 - background->GetSize() / 2);
  }
  if(message != "")
  {
    DrawTmpBoxTextWithReturns (*Font::GetInstance(Font::FONT_BIG),
                               app->video.window.GetSize() / 2,
                               message, 10);
  }
}

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void Question::Set	(	const std::string &	message,
		bool	default_active,
		int	default_value,
		const std::string &	bg_sprite = ""
	)

Definition at line 108 of file question.cpp.

                                                                                      {
  message = pmessage;
  default_choice.active = default_active;
  default_choice.value = default_value;

  if(background != NULL)
  {
    delete background;
    background = NULL;
  }

  if(bg_sprite != "")
  {
    Profile *res = resource_manager.LoadXMLProfile( "graphism.xml", false);
    background = new Sprite(resource_manager.LoadImage(res,bg_sprite));
    background->cache.EnableLastFrameCache();
    background->ScaleSize(AppWormux::GetInstance()->video.window.GetSize());
    resource_manager.UnLoadXMLProfile( res);
  }
}

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int Question::TreatsKey

(

SDL_Event &

event

)

[private]

Definition at line 44 of file question.cpp.

                                        {

  // Tests the key
  choice_iterator it=choices.begin(), end=choices.end();
  for (; it != end; ++it){
    if (event.key.keysym.sym == it -> key()) {
      return it -> val();
    }
  }

  // No key corresponding to the correct choice, so we use default choice
  if (default_choice.active) {
    return default_choice.value;
  }

  return -1;
}

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Member Data Documentation

Sprite* Question::background [private]

Definition at line 36 of file question.h.

std::list<choice_t> Question::choices [private]

Definition at line 52 of file question.h.

struct Question::s_default_choice Question::default_choice [private]

std::string Question::message [private]

Definition at line 63 of file question.h.

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

• src/gui/question.h
• src/gui/question.cpp

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