QmlDesigner.propertyEditor: cleanup of Color Widgets

src/plugins/qmldesigner/components/propertyeditor/colorwidget.cpp

@@ -28,12 +28,6 @@
 **************************************************************************/
 
 #include "colorwidget.h"
-#include <QHBoxLayout>
-#include <QLabel>
-#include <QToolButton>
-#include <QGradient>
-#include <QPainter>
-#include <QtDebug>
 #include <modelnode.h>
 #include <abstractview.h>
 #include <nodeproperty.h>
@@ -44,17 +38,72 @@
 #include <QGradient>
 #include <metainfo.h>
 
+#include <QHBoxLayout>
+#include <QLabel>
+#include <QToolButton>
+#include <QGradient>
+#include <QPainter>
+
+static inline int clamp(int x, int lower, int upper)
+{
+    if (x < lower)
+        x = lower;
+    if (x > upper)
+        x = upper;
+    return x;
+}
+
+inline QString properName(const QColor &color)
+{
+    QString s;
+    if (color.alpha() == 255)
+        s.sprintf("#%02x%02x%02x", color.red(), color.green(), color.blue());
+    else
+        s.sprintf("#%02x%02x%02x%02x", color.alpha(), color.red(), color.green(), color.blue());
+    return s;
+}
+
+inline QColor properColor(const QString &str)
+{
+    int lalpha = 255;
+    QString lcolorStr = str;
+    if (lcolorStr.at(0) == '#' && lcolorStr.length() == 9) {
+        QString alphaStr = lcolorStr;
+        alphaStr.truncate(3);
+        lcolorStr.remove(0, 3);
+        lcolorStr = "#" + lcolorStr;
+        alphaStr.remove(0,1);
+        bool v;
+        lalpha = alphaStr.toInt(&v, 16);
+        if (!v)
+            lalpha = 255;
+    }
+    QColor lcolor(lcolorStr);
+    lcolor.setAlpha(lalpha);
+    return lcolor;
+}
+
 namespace QmlDesigner {
 
-    void ColorWidget::registerDeclarativeTypes() {
+void ColorWidget::registerDeclarativeTypes() {
     qmlRegisterType<QmlDesigner::ColorButton>("Bauhaus",1,0,"ColorButton");
     qmlRegisterType<QmlDesigner::HueControl>("Bauhaus",1,0,"HueControl");
     qmlRegisterType<QmlDesigner::ColorBox>("Bauhaus",1,0,"ColorBox");
     qmlRegisterType<QmlDesigner::GradientLine>("Bauhaus",1,0,"GradientLine");
-    }
+}
 
-    void ColorButton::paintEvent(QPaintEvent *event)
-    {
+void ColorButton::setColor(const QString &colorStr)
+{
+    if (m_colorString == colorStr)
+        return;
+
+    m_colorString = colorStr;
+    update();
+    emit colorChanged();
+}
+
+void ColorButton::paintEvent(QPaintEvent *event)
+{
     QToolButton::paintEvent(event);
     if (!isEnabled())
         return;
@@ -94,22 +143,30 @@ namespace QmlDesigner {
     p.setPen("#707070");
     p.setBrush(Qt::white);
     p.drawPolygon(points);
-    }
+}
 
 
-    void HueControl::setCurrent(int y)
-    {
-        if (y<0) y=0;
-        if (y>120) y=120;
+void HueControl::setCurrent(int y)
+{
+    y = clamp(y, 0, 120); 
     int oldAlpha = m_color.alpha();
     m_color.setHsv((y * 359)/120, m_color.hsvSaturation(), m_color.value());
     m_color.setAlpha(oldAlpha);
     update(); // redraw pointer
     emit hueChanged();
-    }
+}
 
-    void HueControl::paintEvent(QPaintEvent *event)
-    {
+void HueControl::setHue(int newHue)
+{
+    if (m_color.hsvHue() == newHue)
+        return;
+    m_color.setHsv(newHue, m_color.hsvSaturation(), m_color.value());
+    update();
+    emit hueChanged();
+}
+
+void HueControl::paintEvent(QPaintEvent *event)
+{
     QWidget::paintEvent(event);
 
     QPainter p(this);
@@ -146,23 +203,127 @@ namespace QmlDesigner {
     p.setPen(Qt::black);
     p.setBrush(QColor("#707070"));
     p.drawPolygon(points);
-    }
+}
 
-    void ColorBox::setCurrent(int x, int y)
-    {
+void HueControl::mousePressEvent(QMouseEvent *e)
+{
+    // The current cell marker is set to the cell the mouse is pressed in
+    QPoint pos = e->pos();
+    m_mousePressed = true;
+    setCurrent(pos.y() - 5);
+}
+
+void HueControl::mouseReleaseEvent(QMouseEvent * /* event */)
+{
+    m_mousePressed = false;
+}
+
+void HueControl::mouseMoveEvent(QMouseEvent *e)
+{
+    if (!m_mousePressed)
+        return;
+    QPoint pos = e->pos();
+    setCurrent(pos.y() - 5);
+}
+
+void ColorBox::setHue(int newHue)
+{
+    if (m_color.hsvHue() == newHue)
+        return;
+
+    int oldAlpha = m_color.alpha();
+    m_color.setHsv(newHue,m_color.hsvSaturation(),m_color.value());
+    m_color.setAlpha(oldAlpha);
+    update();
+    emit hueChanged();
+    emit colorChanged();
+}
+
+int ColorBox::hue() const
+{
+    int retval = m_color.hsvHue();
+    if (retval<0) retval=0;
+    if (retval>359) retval=359;
+    return retval;
+}
+
+void ColorBox::setAlpha(int newAlpha)
+{
+    if (m_color.alpha() == newAlpha)
+        return;
+
+    m_color.setAlpha(newAlpha);
+    update();
+    emit alphaChanged();
+    emit colorChanged();
+}
+
+QString ColorBox::strColor() const
+{
+    return properName(m_color);
+}
+
+void ColorBox::setStrColor(const QString &colorStr)
+{
+    if (properName(m_color) == colorStr)
+        return;
+
+    setColor(properColor(colorStr));
+}
+
+void ColorBox::setColor(const QColor &color)
+{
+    if (m_color == color)
+        return;
+
+    int oldsaturation = m_color.hsvSaturation();
+    int oldvalue = m_color.value();
+    int oldhue = m_color.hsvHue();
+    int oldAlpha = m_color.alpha();
+    m_color=color;
+    update();
+    if (oldhue != m_color.hsvHue()) emit hueChanged();
+    if (oldsaturation != saturation()) emit saturationChanged();
+    if (oldvalue != value()) emit valueChanged();
+    if (oldAlpha != alpha()) emit alphaChanged();
+    emit colorChanged();
+}
+
+void ColorBox::setSaturation(int newsaturation)
+{
+    if (m_color.hsvSaturation()==newsaturation) return;
+    int oldAlpha = m_color.alpha();
+    m_color.setHsv(m_color.hsvHue(),newsaturation,m_color.value());
+    m_color.setAlpha(oldAlpha);
+    update();
+    emit saturationChanged();
+    emit colorChanged();
+}
+
+void ColorBox::setCurrent(int x, int y)
+{
     QColor newColor;
-        if (x<0) x=0;
-        if (x>120) x=120;
-        if (y<0) y=0;
-        if (y>120) y=120;
+    x = clamp(x, 0, 120);
+    y = clamp(y, 0, 120);
     int oldAlpha = m_color.alpha();
     newColor.setHsv(hue(), (x*255) / 120, 255 - (y*255) / 120);
     newColor.setAlpha(oldAlpha);
     setColor(newColor);
-    }
+}
 
-    void ColorBox::paintEvent(QPaintEvent *event)
-    {
+void ColorBox::setValue(int newvalue)
+{
+    if (m_color.value()==newvalue) return;
+    int oldAlpha = m_color.alpha();
+    m_color.setHsv(m_color.hsvHue(),m_color.hsvSaturation(),newvalue);
+    m_color.setAlpha(oldAlpha);
+    update();
+    emit valueChanged();
+    emit colorChanged();
+}
+
+void ColorBox::paintEvent(QPaintEvent *event)
+{
     QWidget::paintEvent(event);
 
     QPainter p(this);
@@ -173,10 +334,7 @@ namespace QmlDesigner {
     if ((hue() != m_lastHue) || (m_cache.isNull())) {
         m_lastHue = hue();
 
-            int fixedHue = m_lastHue;
-
-            if (fixedHue<0) fixedHue=0;
-            if (fixedHue>359) fixedHue=359;
+        int fixedHue = clamp(m_lastHue, 0, 359);
 
         m_cache = QPixmap(120, 120);
 
@@ -197,20 +355,36 @@ namespace QmlDesigner {
 
     p.drawPixmap(5, 5, m_cache);
 
-        int x = m_color.hsvSaturationF() * 120 + 5;
-        int y = 120 - m_color.valueF() * 120 + 5;
-
-        if (x<5) x=5;
-        if (x>125) x=125;
-        if (y<5) y=5;
-        if (y>125) y=125;
+    int x = clamp(m_color.hsvSaturationF() * 120, 0, 120) + 5; 
+    int y = clamp(120 - m_color.valueF() * 120, 0, 120) + 5; 
 
     p.setPen(Qt::white);
     p.drawEllipse(x - 2, y - 2, 4, 4);
 
     p.setPen(Qt::black);
     p.drawRect(QRect(0, 0, width() - 1, height() -1).adjusted(4, 4, -4, -4));
-    }
+}
+
+void ColorBox::mousePressEvent(QMouseEvent *e)
+{
+    // The current cell marker is set to the cell the mouse is pressed in
+    QPoint pos = e->pos();
+    m_mousePressed = true;
+    setCurrent(pos.x() - 5, pos.y() - 5);
+}
+
+void ColorBox::mouseReleaseEvent(QMouseEvent * /* event */)
+{
+    m_mousePressed = false;
+}
+
+void ColorBox::mouseMoveEvent(QMouseEvent *e)
+{
+    if (!m_mousePressed)
+        return;
+    QPoint pos = e->pos();
+    setCurrent(pos.x() - 5, pos.y() - 5);
+}
 
 void GradientLine::setItemNode(const QVariant &itemNode)
 {
@@ -229,6 +403,40 @@ static inline QColor invertColor(const QColor color)
     return c;
 }
 
+GradientLine::GradientLine(QWidget *parent) : QWidget(parent),  m_activeColor(Qt::black), m_gradientName("gradient"), m_dragActive(false), m_yOffset(0), m_create(false), m_active(false)
+{
+    setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed));
+    setFocusPolicy(Qt::StrongFocus);
+    setFixedHeight(50);
+    setMinimumWidth(160);
+    resize(160, 50);
+    m_colorList << m_activeColor << QColor(Qt::white);
+    m_stops << 0 << 1;
+    updateGradient();
+    setCurrentIndex(0);
+}
+
+void GradientLine::setGradientName(const QString &newName)
+{
+    if (newName == m_gradientName)
+        return;
+    m_gradientName = newName;
+    setup();
+    emit gradientNameChanged();
+}
+
+void GradientLine::setActiveColor(const QColor &newColor)
+{
+    if (newColor.name() == m_activeColor.name() && newColor.alpha() == m_activeColor.alpha())
+        return;
+
+    m_activeColor = newColor;
+    m_colorList.removeAt(currentColorIndex());
+    m_colorList.insert(currentColorIndex(), m_activeColor);
+    updateGradient();
+    update();
+}
+
 void GradientLine::setupGradient()
 {
     ModelNode modelNode = m_itemNode.modelNode();
@@ -255,6 +463,27 @@ void GradientLine::setupGradient()
     updateGradient();
 }
 
+void GradientLine::deleteGradient()
+{
+    if (!m_itemNode.isValid())
+        return;
+
+    if (!m_itemNode.modelNode().metaInfo().hasProperty(m_gradientName))
+        return;
+
+    ModelNode modelNode = m_itemNode.modelNode();
+
+    if (m_itemNode.isInBaseState()) {
+        if (modelNode.hasProperty(m_gradientName)) {
+            RewriterTransaction transaction;
+            m_itemNode.modelNode().removeProperty(m_gradientName); //### there is atm a bug in the node instances which lead to a crash if using destroy()
+            /*ModelNode gradientNode = modelNode.nodeProperty(m_gradientName).modelNode();
+            if (QmlObjectNode(gradientNode).isValid())
+                QmlObjectNode(gradientNode).destroy();*/
+        }
+    }
+}
+
 bool GradientLine::event(QEvent *event)
 {
     if (event->type() == QEvent::ShortcutOverride)
@@ -350,7 +579,6 @@ void GradientLine::mousePressEvent(QMouseEvent *event)
     }
     setFocus(Qt::MouseFocusReason);
     event->accept();
-    //QWidget::mousePressEvent(event);
 }
 
 void GradientLine::mouseReleaseEvent(QMouseEvent *event)
@@ -376,7 +604,6 @@ void GradientLine::mouseReleaseEvent(QMouseEvent *event)
     update();
     updateGradient();
     event->accept();
-    //QWidget::mouseReleaseEvent(event);
 }
 
 void GradientLine::mouseMoveEvent(QMouseEvent *event)
@@ -445,8 +672,9 @@ void GradientLine::updateGradient()
     ModelNode modelNode = m_itemNode.modelNode();
 
     if (m_itemNode.isInBaseState()) {
-        if (modelNode.hasProperty(m_gradientName))
+        if (modelNode.hasProperty(m_gradientName)) {
             modelNode.removeProperty(m_gradientName);
+        }
 
         ModelNode gradientNode = modelNode.view()->createModelNode("Qt/Gradient", 4, 6);
 
@@ -473,4 +701,14 @@ void GradientLine::updateGradient()
     }
 }
 
+void GradientLine::setCurrentIndex(int i)
+{
+    if (i == m_colorIndex)
+        return;
+    m_colorIndex = i;
+    setActiveColor(m_colorList.at(i));
+    emit activeColorChanged();
+    update();
+}
+
 }

src/plugins/qmldesigner/components/propertyeditor/colorwidget.h

@@ -54,28 +54,11 @@ Q_OBJECT
 Q_PROPERTY(QString color READ color WRITE setColor NOTIFY colorChanged)
 Q_PROPERTY(bool noColor READ noColor WRITE setNoColor)
 
-
 public:
+    ColorButton(QWidget *parent = 0) : QToolButton (parent), m_colorString("#ffffff"), m_noColor(false) {}
 
-    ColorButton(QWidget *parent = 0) : QToolButton (parent), m_colorString("#ffffff"), m_noColor(false)
-    {
-    }
-
-    void setColor(const QString &colorStr)
-    {
-        if (m_colorString == colorStr)
-            return;
-
-        m_colorString = colorStr;
-        update();
-        emit colorChanged();
-    }
-
-    QString color() const
-    {
-        return m_colorString;
-    }
-
+    void setColor(const QString &colorStr);
+    QString color() const { return m_colorString; }
     bool noColor() const { return m_noColor; }
     void setNoColor(bool f) { m_noColor = f; update(); }
 
@@ -89,36 +72,6 @@ private:
     bool m_noColor;
 };
 
-inline QString properName(const QColor &color)
-{
-    QString s;
-    if (color.alpha() == 255)
-        s.sprintf("#%02x%02x%02x", color.red(), color.green(), color.blue());
-    else
-        s.sprintf("#%02x%02x%02x%02x", color.alpha(), color.red(), color.green(), color.blue());
-    return s;
-}
-
-inline QColor properColor(const QString &str)
-{
-    int lalpha = 255;
-    QString lcolorStr = str;
-    if (lcolorStr.at(0) == '#' && lcolorStr.length() == 9) {
-        QString alphaStr = lcolorStr;
-        alphaStr.truncate(3);
-        lcolorStr.remove(0, 3);
-        lcolorStr = "#" + lcolorStr;
-        alphaStr.remove(0,1);
-        bool v;
-        lalpha = alphaStr.toInt(&v, 16);
-        if (!v)
-            lalpha = 255;
-    }
-    QColor lcolor(lcolorStr);
-    lcolor.setAlpha(lalpha);
-    return lcolor;
-}
-
 class ColorBox : public QWidget
 {
 Q_OBJECT
@@ -131,117 +84,24 @@ Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged)
 Q_PROPERTY(int alpha READ alpha WRITE setAlpha NOTIFY alphaChanged)
 
 public:
-
-ColorBox(QWidget *parent = 0) : QWidget(parent), m_color(Qt::white), m_saturatedColor(Qt::white), m_lastHue(0)
-{
+    ColorBox(QWidget *parent = 0) : QWidget(parent), m_color(Qt::white), m_saturatedColor(Qt::white), m_lastHue(0)
+    {
         setFixedWidth(130);
         setFixedHeight(130);
-}
+    }
 
-void setHue(int newHue)
-{
-    if (m_color.hsvHue() == newHue)
-        return;
-
-    int oldAlpha = m_color.alpha();
-    m_color.setHsv(newHue,m_color.hsvSaturation(),m_color.value());
-    m_color.setAlpha(oldAlpha);
-    update();
-    emit hueChanged();
-    emit colorChanged();
-}
-
-int hue() const
-{
-    int retval = m_color.hsvHue();
-    if (retval<0) retval=0;
-    if (retval>359) retval=359;
-    return retval;
-}
-
-void setAlpha(int newAlpha)
-{
-    if (m_color.alpha() == newAlpha)
-        return;
-
-    m_color.setAlpha(newAlpha);
-    update();
-    emit alphaChanged();
-    emit colorChanged();
-}
-
-int alpha() const
-{
-    return m_color.alpha();
-}
-
-void setStrColor(const QString &colorStr)
-{
-    if (properName(m_color) == colorStr)
-        return;
-
-    setColor(properColor(colorStr));
-}
-
-void setColor(const QColor &color)
-{
-    if (m_color == color)
-        return;
-
-    int oldsaturation = m_color.hsvSaturation();
-    int oldvalue = m_color.value();
-    int oldhue = m_color.hsvHue();
-    int oldAlpha = m_color.alpha();
-    m_color=color;
-    update();
-    if (oldhue != m_color.hsvHue()) emit hueChanged();
-    if (oldsaturation != saturation()) emit saturationChanged();
-    if (oldvalue != value()) emit valueChanged();
-    if (oldAlpha != alpha()) emit alphaChanged();
-    emit colorChanged();
-}
-
-QString strColor() const
-{
-    return properName(m_color);
-}
-
-QColor color() const
-{
-    return m_color;
-}
-
-int saturation() const
-{
-    return m_color.hsvSaturation();
-}
-
-void setSaturation(int newsaturation)
-{
-    if (m_color.hsvSaturation()==newsaturation) return;
-    int oldAlpha = m_color.alpha();
-    m_color.setHsv(m_color.hsvHue(),newsaturation,m_color.value());
-    m_color.setAlpha(oldAlpha);
-    update();
-    emit saturationChanged();
-    emit colorChanged();
-}
-
-int value() const
-{
-    return m_color.value();
-}
-
-void setValue(int newvalue)
-{
-    if (m_color.value()==newvalue) return;
-    int oldAlpha = m_color.alpha();
-    m_color.setHsv(m_color.hsvHue(),m_color.hsvSaturation(),newvalue);
-    m_color.setAlpha(oldAlpha);
-    update();
-    emit valueChanged();
-    emit colorChanged();
-}
+    void setHue(int newHue);
+    int hue() const;
+    void setAlpha(int newAlpha);
+    int alpha() const { return m_color.alpha(); }
+    void setStrColor(const QString &colorStr);
+    void setColor(const QColor &color);
+    QString strColor() const;
+    QColor color() const { return m_color; }
+    int saturation() const { return m_color.hsvSaturation(); }
+    void setSaturation(int newsaturation);
+    int value() const { return m_color.value(); }
+    void setValue(int newvalue);
 
 signals:
     void colorChanged();
@@ -253,29 +113,10 @@ signals:
 protected:
     void paintEvent(QPaintEvent *event);
 
-    void mousePressEvent(QMouseEvent *e)
-    {
-        // The current cell marker is set to the cell the mouse is pressed in
-        QPoint pos = e->pos();
-        m_mousePressed = true;
-        setCurrent(pos.x() - 5, pos.y() - 5);
-    }
-
-    void mouseReleaseEvent(QMouseEvent * /* event */)
-    {
-        m_mousePressed = false;
-    }
-
-void mouseMoveEvent(QMouseEvent *e)
-{
-    if (!m_mousePressed)
-        return;
-    QPoint pos = e->pos();
-    setCurrent(pos.x() - 5, pos.y() - 5);
-}
-
-void setCurrent(int x, int y);
-
+    void mousePressEvent(QMouseEvent *);
+    void mouseReleaseEvent(QMouseEvent *);
+    void mouseMoveEvent(QMouseEvent *);
+    void setCurrent(int x, int y);
 
 private:
     QColor m_color;
@@ -293,55 +134,24 @@ Q_PROPERTY(qreal hue READ hue WRITE setHue NOTIFY hueChanged)
 
 public:
 
-HueControl(QWidget *parent = 0) : QWidget(parent), m_color(Qt::white), m_mousePressed(false)
-{
+    HueControl(QWidget *parent = 0) : QWidget(parent), m_color(Qt::white), m_mousePressed(false)
+    {
         setFixedWidth(40);
         setFixedHeight(130);
-}
+    }
 
-void setHue(int newHue)
-{
-    if (m_color.hsvHue() == newHue)
-        return;
-    m_color.setHsv(newHue, m_color.hsvSaturation(), m_color.value());
-    update();
-    emit hueChanged();
-}
-
-int hue() const
-{
-    return m_color.hsvHue();
-}
+    void setHue(int newHue);
+    int hue() const { return m_color.hsvHue(); }
 
 signals:
     void hueChanged();
 
 protected:
-    void paintEvent(QPaintEvent *event);
-
-    void mousePressEvent(QMouseEvent *e)
-    {
-        // The current cell marker is set to the cell the mouse is pressed in
-        QPoint pos = e->pos();
-        m_mousePressed = true;
-        setCurrent(pos.y() - 5);
-    }
-
-    void mouseReleaseEvent(QMouseEvent * /* event */)
-    {
-        m_mousePressed = false;
-    }
-
-void mouseMoveEvent(QMouseEvent *e)
-{
-    if (!m_mousePressed)
-        return;
-    QPoint pos = e->pos();
-    setCurrent(pos.y() - 5);
-}
-
-void setCurrent(int y);
-
+    void paintEvent(QPaintEvent *);
+    void mousePressEvent(QMouseEvent *);
+    void mouseReleaseEvent(QMouseEvent *);
+    void mouseMoveEvent(QMouseEvent *);
+    void setCurrent(int y);
 
 private:
     QColor m_color;
@@ -358,50 +168,20 @@ class GradientLine : public QWidget {
     Q_PROPERTY(bool active READ active WRITE setActive)
 
 public:
-    GradientLine(QWidget *parent = 0) : QWidget(parent),  m_activeColor(Qt::black), m_gradientName("gradient"), m_dragActive(false), m_yOffset(0), m_create(false), m_active(false)
-    {
-        setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed));
-        setFocusPolicy(Qt::StrongFocus);
-        setFixedHeight(50);
-        setMinimumWidth(160);
-        resize(160, 50);
-        m_colorList << m_activeColor << QColor(Qt::white);
-        m_stops << 0 << 1;
-        updateGradient();
-        setCurrentIndex(0);
-    }
-
+    GradientLine(QWidget *parent = 0);
 
     QVariant itemNode() const { return QVariant::fromValue(m_itemNode.modelNode()); }
     void setItemNode(const QVariant &itemNode);
     QString gradientName() const { return m_gradientName; }
-    void setGradientName(const QString &newName)
-    {
-        if (newName == m_gradientName)
-            return;
-        m_gradientName = newName;
-        setup();
-        emit gradientNameChanged();
-    }
-
+    void setGradientName(const QString &newName);
     QColor activeColor() const { return m_activeColor; }
-    void setActiveColor(const QColor &newColor)
-    {
-        if (newColor.name() == m_activeColor.name() && newColor.alpha() == m_activeColor.alpha())
-            return;
-
-        m_activeColor = newColor;
-        m_colorList.removeAt(currentColorIndex());
-        m_colorList.insert(currentColorIndex(), m_activeColor);
-        updateGradient();
-        update();
-    }
-
+    void setActiveColor(const QColor &newColor);
     bool active() const { return m_active; }
     void setActive(bool a) { m_active = a; }
 
 public slots:
     void setupGradient();
+    void deleteGradient();
 
 signals:
     void activeColorChanged();
@@ -419,15 +199,7 @@ private:
     void setup();
     void updateGradient();
     int currentColorIndex() const { return m_colorIndex; }
-    void setCurrentIndex(int i)
-    {
-        if (i == m_colorIndex)
-            return;
-        m_colorIndex = i;
-        setActiveColor(m_colorList.at(i));
-        emit activeColorChanged();
-        update();
-    }
+    void setCurrentIndex(int i);
 
     QColor m_activeColor;
     QmlItemNode m_itemNode;