WPushButton: override hover property to also repaint its text label

2 files changed, 27 insertions, 1 deletions

diff --git a/src/widget/wpushbutton.cpp b/src/widget/wpushbutton.cpp
index 613b4bbe51..0b6ef0bc22 100644
--- a/src/widget/wpushbutton.cpp
+++ b/src/widget/wpushbutton.cpp
@@ -70,7 +70,7 @@ void WPushButton::setup(const QDomNode& node, const SkinContext& context) {
         }
     }
 
-    // Load pixmaps for associated states
+    // Load pixmaps and set texts for associated states
     QDomNode state = context.selectNode(node, "State");
     while (!state.isNull()) {
         if (state.isElement() && state.nodeName() == "State") {
@@ -227,6 +227,7 @@ void WPushButton::setup(const QDomNode& node, const SkinContext& context) {
 }
 
 void WPushButton::setStates(int iStates) {
+    m_bHovered = false;
     m_bPressed = false;
     m_iNoStates = iStates;
     m_activeTouchButton = Qt::NoButton;
@@ -341,6 +342,18 @@ void WPushButton::paintEvent(QPaintEvent* e) {
     }
 }
 
+void WPushButton::enterEvent(QEvent *event) {
+    m_bHovered = true;
+    restyleAndRepaint();
+    return QWidget::enterEvent(event);
+}
+
+void WPushButton::leaveEvent(QEvent *event) {
+    m_bHovered = false;
+    restyleAndRepaint();
+    return QWidget::leaveEvent(event);
+}
+
 void WPushButton::mousePressEvent(QMouseEvent * e) {
     const bool leftClick = e->button() == Qt::LeftButton;
     const bool rightClick = e->button() == Qt::RightButton;
diff --git a/src/widget/wpushbutton.h b/src/widget/wpushbutton.h
index f622e3be7d..f736fd5b41 100644
--- a/src/widget/wpushbutton.h
+++ b/src/widget/wpushbutton.h
@@ -48,6 +48,15 @@ class WPushButton : public WWidget {
         return m_bPressed;
     }
 
+    // #MyPushButton:hover would affect most object styles except font color
+    // so we use a custom property that allows to also change the font color
+    // with #MyPushButton[hover="true"] {}
+    Q_PROPERTY(bool hover READ isHovered);
+
+    bool isHovered() const {
+        return m_bHovered;
+    }
+
     // The displayValue property is used to restyle the pushbutton with CSS.
     // The declaration #MyButton[displayValue="0"] { } will define the style
     // when the widget is in state 0.  This allows for effects like reversing
@@ -78,6 +87,8 @@ class WPushButton : public WWidget {
     void paintEvent(QPaintEvent* /*unused*/) override;
     void mousePressEvent(QMouseEvent* e) override;
     void mouseReleaseEvent(QMouseEvent* e) override;
+    void enterEvent(QEvent *event) override;
+    void leaveEvent(QEvent *event) override;
     void focusOutEvent(QFocusEvent* e) override;
     void fillDebugTooltip(QStringList* debug) override;
 
@@ -97,6 +108,8 @@ class WPushButton : public WWidget {
 
     // True, if the button is currently pressed
     bool m_bPressed;
+    // True, if the button is pointer is above button
+    bool m_bHovered;
 
     // Array of associated pixmaps
     int m_iNoStates;