1 files changed, 180 insertions, 0 deletions
diff --git a/src/study/WordDrillWindow.cpp b/src/study/WordDrillWindow.cpp
new file mode 100644
index 0000000..dd13bd1
--- /dev/null
+++ b/src/study/WordDrillWindow.cpp
@@ -0,0 +1,180 @@
+#include "WordDrillWindow.h"
+#include "WordDrillModel.h"
+#include "../dictionary/Card.h"
+#include "../dictionary/CardPack.h"
+#include "CardSideView.h"
+
+WordDrillWindow::WordDrillWindow( WordDrillModel* aModel, QWidget* aParent ):
+    IStudyWindow(aModel, tr("Word drill"), aParent)
+{
+    studyType = AppModel::WordDrill;
+    createUI(); // Can't call from parent constructor
+    setWindowIcon( QIcon(":/images/word-drill.png") );
+    showNextCard();
+}
+
+WordDrillWindow::~WordDrillWindow()
+{
+    WriteSettings();
+}
+
+QVBoxLayout* WordDrillWindow::createLowerPanel()
+{
+    QHBoxLayout* cardNumLayout = new QHBoxLayout;
+    iCardNumLabel = new QLabel;
+    iCardNumLabel->setAlignment( Qt::AlignVCenter );
+    iCardNumLabel->setToolTip(tr("Current card / All cards"));
+    iProgressBar = new QProgressBar;
+    iProgressBar->setTextVisible( false );
+    iProgressBar->setMaximumHeight( iProgressBar->sizeHint().height()/2 );
+    iProgressBar->setToolTip(tr("Progress of reviewing cards"));
+    iShowAnswersCB = new QCheckBox(tr("Show answers"));
+    iShowAnswersCB->setShortcut( tr("S", "Shortcut for 'Show answers' checkbox") );
+    iShowAnswersCB->setChecked( true );
+    connect( iShowAnswersCB, SIGNAL(stateChanged(int)), this, SLOT(ToggleAnswer()) );
+
+    cardNumLayout->addWidget( iCardNumLabel );
+    cardNumLayout->addWidget( iProgressBar );
+    cardNumLayout->addWidget( iShowAnswersCB );
+
+    iBackBtn = new QPushButton( QIcon(":/images/back.png"), tr("Back"), this);
+    iBackBtn->setShortcut( Qt::Key_Left );
+    iBackBtn->setToolTip( tr("Go back in history") + ShortcutToStr( iBackBtn ) );
+    connect( iBackBtn, SIGNAL(clicked()), qobject_cast<WordDrillModel*>(m_model), SLOT(goBack()) );
+
+    iForwardBtn = new QPushButton( QIcon(":/images/forward.png"), tr("Forward"), this);
+    iForwardBtn->setShortcut( Qt::Key_Right );
+    iForwardBtn->setToolTip( tr("Go forward in history") + ShortcutToStr( iForwardBtn ) );
+    connect( iForwardBtn, SIGNAL(clicked()), qobject_cast<WordDrillModel*>(m_model), SLOT(goForward()) );
+
+    iNextBtn = new QPushButton( QIcon(":/images/next.png"), tr("Next"), this);
+    iNextBtn->setShortcut( Qt::Key_Return );
+    iNextBtn->setToolTip( tr("Show next card (Enter)") );
+    connect( iNextBtn, SIGNAL(clicked()), qobject_cast<WordDrillModel*>(m_model), SLOT(pickNextCard()) );
+
+    QHBoxLayout* controlLt = new QHBoxLayout;
+    controlLt->addWidget( iBackBtn );
+    controlLt->addWidget( iForwardBtn );
+    controlLt->addWidget( iNextBtn );
+
+    QVBoxLayout* lowerPanelLt = new QVBoxLayout;
+    lowerPanelLt->addLayout( cardNumLayout );
+    if( bigScreen() )
+        lowerPanelLt->addLayout( controlLt );
+
+    return lowerPanelLt;
+}
+
+void WordDrillWindow::setStateForNextCard()
+{
+    if( m_model->getCurCard() )
+        state = iShowAnswersCB->isChecked()? StateAnswerVisible: StateAnswerHidden;
+    else
+        state = StateNoCards;
+ }
+
+void WordDrillWindow::processState()
+{
+if( state == StateAnswerHidden || state == StateAnswerVisible )
+    {
+    centralStackedLt->setCurrentIndex( CardPage );
+    DisplayCardNum();
+    UpdateButtons();
+    }
+switch( state )
+    {
+    case StateAnswerHidden:
+        questionLabel->setQuestion( m_model->getCurCard()->getQuestion() );
+        answerStackedLt->setCurrentIndex( AnsButtonPage );
+        answerBtn->setFocus();
+        break;
+    case StateAnswerVisible:
+        {
+        Card* card = m_model->getCurCard();
+        if( iShowAnswersCB->isChecked() )   // StateAnswerHidden was skipped
+            questionLabel->setQuestion( card->getQuestion() );
+        answerStackedLt->setCurrentIndex( AnsLabelPage );
+        answerLabel->setQstAnsr( card->getQuestion(), card->getAnswers() );
+        iNextBtn->setFocus();
+        break;
+        }
+    case StateNoCards:
+        centralStackedLt->setCurrentIndex(MessagePage);
+        messageLabel->setText(
+                QString("<div align=\"center\" style=\"font-size: 22pt; font-weight: bold\">") +
+                tr("No cards available") + "</div>");
+        break;
+    }
+}
+
+void WordDrillWindow::DisplayCardNum()
+{
+int curCardIndex = qobject_cast<WordDrillModel*>(m_model)->getCurCardNum();
+int curCardNum = curCardIndex + 1;
+int historySize = qobject_cast<WordDrillModel*>(m_model)->historySize();
+int packSize = m_model->getCardPack()->cardsNum();
+
+int curCardNumInPack = curCardIndex % packSize + 1;
+int passNum;
+if( packSize > 0 )
+    passNum = curCardIndex / packSize + 1;
+else
+    passNum = 1;
+QString cardNumStr = QString("%1/%2").arg( curCardNumInPack ).arg( packSize );
+QString passIconStr = "<img src=\":/images/passes.png\"/>";
+if( passNum > 1 )
+    cardNumStr += " " + passIconStr + QString::number( passNum );
+if( curCardNum < historySize && packSize > 0 )
+    {
+    int lastCardIndex = historySize - 1;
+    int lastCardNumInPack = lastCardIndex % packSize + 1;
+    cardNumStr += " (" + QString::number( lastCardNumInPack );
+    int sessionPassNum = lastCardIndex / packSize + 1;
+    if( sessionPassNum > 1 )
+        cardNumStr += " " + passIconStr + QString::number( sessionPassNum );
+    cardNumStr += ")";
+    }
+
+iCardNumLabel->setText( cardNumStr );
+iProgressBar->setMaximum( packSize );
+iProgressBar->setValue( curCardNumInPack );
+}
+
+void WordDrillWindow::UpdateButtons()
+{
+iBackBtn->setEnabled( qobject_cast<WordDrillModel*>(m_model)->canGoBack() );
+iForwardBtn->setEnabled( qobject_cast<WordDrillModel*>(m_model)->canGoForward() );
+}
+
+void WordDrillWindow::ToggleAnswer()
+{
+if( !m_model->getCurCard() )
+    return;
+answerStackedLt->setCurrentIndex( iShowAnswersCB->isChecked()? AnsLabelPage: AnsButtonPage );
+switch( state )
+    {
+    case StateAnswerHidden:
+        state = StateAnswerVisible;
+        break;
+    case StateAnswerVisible:
+        state = iShowAnswersCB->isChecked()? StateAnswerVisible: StateAnswerHidden;
+        break;
+    default:
+        return;
+    }
+processState();
+}
+
+void WordDrillWindow::ReadSettings()
+{
+QSettings settings;
+move( settings.value("worddrill-pos", QPoint(PosX, PosY)).toPoint() );
+resize( settings.value("worddrill-size", QSize(Width, Height)).toSize() );
+}
+
+void WordDrillWindow::WriteSettings()
+{
+QSettings settings;
+settings.setValue("worddrill-pos", pos());
+settings.setValue("worddrill-size", size());
+}