QskSpinBox API improved

src/controls/QskSpinBox.cpp

@@ -7,6 +7,9 @@
 #include "QskEvent.h"
 
 #include <qbasictimer.h>
+#include <qlocale.h>
+
+#include <cfloat>
 
 QSK_SUBCONTROL( QskSpinBox, Panel )
 
@@ -86,6 +89,8 @@ class QskSpinBox::PrivateData
         this->repeatTimer.stop();
     }
 
+    int decimals = 2;
+
     int autoRepeatDelay = 300;
     int autoRepeatInterval = 100;
 
@@ -111,6 +116,8 @@ QskSpinBox::QskSpinBox( QQuickItem* parent )
 
     setAcceptedMouseButtons( Qt::LeftButton );
     setFocusPolicy( Qt::StrongFocus );
+
+    connect( this, &QskSpinBox::valueChanged, this, &QskSpinBox::textChanged );
 }
 
 QskSpinBox::~QskSpinBox()
@@ -173,6 +180,33 @@ bool QskSpinBox::isAccelerating() const
     return m_data->accelerating;
 }
 
+void QskSpinBox::setDecimals( int decimals )
+{
+    decimals = qBound( 0, decimals, DBL_MAX_10_EXP + DBL_DIG );
+    if ( decimals != m_data->decimals )
+    {
+        m_data->decimals = decimals;
+
+        update();
+        resetImplicitSize();
+    }
+}
+
+int QskSpinBox::decimals() const
+{
+    return m_data->decimals;
+}
+
+QString QskSpinBox::text() const
+{
+    return textFromValue( value() );
+}
+
+QString QskSpinBox::textFromValue( qreal value ) const
+{
+    return locale().toString( value, 'f', m_data->decimals );
+}
+
 void QskSpinBox::mousePressEvent( QMouseEvent* event )
 {
     if ( !isReadOnly() )

src/controls/QskSpinBox.h

@@ -25,6 +25,11 @@ class QSK_EXPORT QskSpinBox : public QskBoundedValueInput
     Q_PROPERTY( bool buttons READ hasButtons
         WRITE setButtons NOTIFY buttonsChanged )
 
+    Q_PROPERTY( int decimals READ decimals
+        WRITE setDecimals NOTIFY decimalsChanged )
+
+    Q_PROPERTY( QString text READ text NOTIFY textChanged )
+
   public:
     QSK_SUBCONTROLS( Panel, TextPanel, Text,
         UpPanel, UpIndicator, DownPanel, DownIndicator )
@@ -46,11 +51,23 @@ class QSK_EXPORT QskSpinBox : public QskBoundedValueInput
     void setAccelerating( bool );
     bool isAccelerating() const;
 
+    void setDecimals( int );
+    int decimals() const;
+
+    QString text() const;
+
   Q_SIGNALS:
+    void buttonsChanged( bool );
+
     void trackingChanged( bool );
     void wrappingChanged( bool );
     void acceleratingChanged( bool );
-    void buttonsChanged( bool );
+
+    void decimalsChanged( int );
+    void textChanged();
+
+  protected:
+    virtual QString textFromValue( qreal ) const;
 
   private:
     void timerEvent( QTimerEvent* ) override;

src/controls/QskSpinBoxSkinlet.cpp

@@ -229,9 +229,7 @@ QSGNode* QskSpinBoxSkinlet::updateSubNode(
         case Text:
         {
             const auto* const spinbox = static_cast< const QskSpinBox* >( skinnable );
-
-            return updateTextNode( skinnable, node,
-                QString::number( spinbox->value() ), Q::Text );
+            return updateTextNode( skinnable, node, spinbox->text(), Q::Text );
         }
     }