Wt examples  3.2.1
/home/koen/project/wt/public-git/wt/examples/hangman/HangmanWidget.C
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00001 /*
00002  * Copyright (C) 2011 Emweb bvba, Heverlee, Belgium
00003  *
00004  * See the LICENSE file for terms of use.
00005  */
00006 
00007 #include "HangmanWidget.h"
00008 
00009 #include <Wt/WBreak>
00010 #include <Wt/WComboBox>
00011 #include <Wt/WPushButton>
00012 #include <Wt/WText>
00013 #include <boost/lexical_cast.hpp>
00014 
00015 #include "Session.h"
00016 #include "WordWidget.h"
00017 #include "ImagesWidget.h"
00018 #include "LettersWidget.h"
00019 
00020 using namespace Wt;
00021 
00022 namespace {
00023   const int MaxGuesses = 9;
00024 }
00025 
00026 HangmanWidget::HangmanWidget(const std::string &name, WContainerWidget *parent)
00027   : WContainerWidget(parent),
00028     name_(name),
00029     badGuesses_(0)
00030 {
00031   setContentAlignment(AlignCenter);
00032   
00033   title_ = new WText(tr("hangman.readyToPlay"), this);
00034 
00035   word_ = new WordWidget(this);
00036   statusText_ = new WText(this);
00037   images_ = new ImagesWidget(MaxGuesses, this);
00038 
00039   letters_ = new LettersWidget(this);
00040   letters_->letterPushed().connect(this, &HangmanWidget::registerGuess);
00041 
00042   language_ = new WComboBox(this);
00043   language_->addItem(tr("hangman.englishWords").arg(18957));
00044   language_->addItem(tr("hangman.dutchWords").arg(1688));
00045 
00046   new WBreak(this);
00047 
00048   newGameButton_ = new WPushButton(tr("hangman.newGame"), this);
00049   newGameButton_->clicked().connect(this, &HangmanWidget::newGame);
00050 
00051   letters_->hide();
00052 }
00053 
00054 void HangmanWidget::newGame()
00055 {
00056   WString title(tr("hangman.guessTheWord"));
00057   title_->setText(title.arg(name_));
00058 
00059   language_->hide();
00060   newGameButton_->hide();
00061 
00062   /*
00063    * Choose a new secret word and reset the game
00064    */
00065   Dictionary dictionary = (Dictionary) language_->currentIndex();
00066   word_->init(RandomWord(dictionary));
00067   letters_->reset();
00068   badGuesses_ = 0;
00069   images_->showImage(badGuesses_);
00070   statusText_->setText("");
00071 }
00072 
00073 void HangmanWidget::registerGuess(char c)
00074 {
00075   bool correct = word_->guess(c);
00076 
00077   if (!correct) {
00078     ++badGuesses_;
00079     images_->showImage(badGuesses_);
00080   }
00081 
00082   if (badGuesses_ == MaxGuesses) {
00083     WString status(tr("hangman.youHang"));
00084     statusText_->setText(status.arg(word_->word()));
00085 
00086     letters_->hide();
00087     language_->show();
00088     newGameButton_->show();
00089 
00090     scoreUpdated_.emit(-10);
00091   } else if (word_->won()) {
00092     statusText_->setText(tr("hangman.youWin"));
00093     images_->showImage(ImagesWidget::HURRAY);
00094 
00095     letters_->hide();
00096     language_->show();
00097     newGameButton_->show();
00098 
00099     scoreUpdated_.emit(20 - badGuesses_);
00100   }
00101 }

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