comparison widgets/AudioDial.cpp @ 189:5b7472db612b

* Add large chunks of context help in the optional status bar
* Add an extra overlay mode in which even the centre frame is disabled
* Fixes to FTP retrieval

 #define AUDIO_DIAL_MIN (0.25 * M_PI)
 #define AUDIO_DIAL_MAX (1.75 * M_PI)
 #define AUDIO_DIAL_RANGE (AUDIO_DIAL_MAX - AUDIO_DIAL_MIN)
 
 
+static int dialsExtant = 0;
+
+
 // Constructor.
 AudioDial::AudioDial(QWidget *parent) :
     QDial(parent),
     m_knobColor(Qt::black),
     m_meterColor(Qt::white),

     m_showTooltip(true),
     m_rangeMapper(0)
 {
     m_mouseDial = false;
     m_mousePressed = false;
+    ++dialsExtant;
 }
 
 
 // Destructor.
 AudioDial::~AudioDial (void)
 {
     delete m_rangeMapper;
+    --dialsExtant;
 }
 
 
 void AudioDial::setRangeMapper(RangeMapper *mapper)
 {
+    std::cerr << "AudioDial[" << this << "][\"" << objectName().toStdString() << "\"::setRangeMapper(" << mapper << ") [current is " << m_rangeMapper << "] (have " << dialsExtant << " dials extant)" << std::endl;
+
     if (m_rangeMapper == mapper) return;
 
     if (!m_rangeMapper && mapper) {
         connect(this, SIGNAL(valueChanged(int)),
                 this, SLOT(updateMappedValue(int)));

     } else if (m_mousePressed) {
 	m_mousePressed = false;
     }
 }
 
+void
+AudioDial::enterEvent(QEvent *e)
+{
+    QDial::enterEvent(e);
+    emit mouseEntered();
+}
+
+void
+AudioDial::leaveEvent(QEvent *e)
+{
+    QDial::enterEvent(e);
+    emit mouseLeft();
+}
+
 #ifdef INCLUDE_MOCFILES
 #include "AudioDial.moc.cpp"
 #endif