X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/38c34eeca315c7be58e65d4d3fb72aaf7b866719..4cbeb81b2b8e2d37c93cda4d88787e08e0658291:/src/kitemviews/private/kitemlistheaderwidget.cpp

diff --git a/src/kitemviews/private/kitemlistheaderwidget.cpp b/src/kitemviews/private/kitemlistheaderwidget.cpp
index ac25d189c..02a4f939d 100644
--- a/src/kitemviews/private/kitemlistheaderwidget.cpp
+++ b/src/kitemviews/private/kitemlistheaderwidget.cpp
@@ -21,7 +21,7 @@ KItemListHeaderWidget::KItemListHeaderWidget(QGraphicsWidget *parent)
     , m_columns()
     , m_columnWidths()
     , m_preferredColumnWidths()
-    , m_hoveredRoleIndex(-1)
+    , m_hoveredIndex(-1)
     , m_pressedRoleIndex(-1)
     , m_roleOperation(NoRoleOperation)
     , m_pressedMousePos()
@@ -136,7 +136,7 @@ void KItemListHeaderWidget::setSidePadding(qreal width)
 {
     if (m_sidePadding != width) {
         m_sidePadding = width;
-        sidePaddingChanged(width);
+        Q_EMIT sidePaddingChanged(width);
         update();
     }
 }
@@ -167,7 +167,7 @@ void KItemListHeaderWidget::paint(QPainter *painter, const QStyleOptionGraphicsI
 
     qreal x = -m_offset + m_sidePadding;
     int orderIndex = 0;
-    for (const QByteArray &role : qAsConst(m_columns)) {
+    for (const QByteArray &role : std::as_const(m_columns)) {
         const qreal roleWidth = m_columnWidths.value(role);
         const QRectF rect(x, 0, roleWidth, size().height());
         paintRole(painter, role, rect, orderIndex, widget);
@@ -365,14 +365,15 @@ void KItemListHeaderWidget::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *even
 void KItemListHeaderWidget::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
 {
     QGraphicsWidget::hoverEnterEvent(event);
-    updateHoveredRoleIndex(event->pos());
+    updateHoveredIndex(event->pos());
 }
 
 void KItemListHeaderWidget::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
 {
     QGraphicsWidget::hoverLeaveEvent(event);
-    if (m_hoveredRoleIndex != -1) {
-        m_hoveredRoleIndex = -1;
+    if (m_hoveredIndex != -1) {
+        Q_EMIT columnUnHovered(m_hoveredIndex);
+        m_hoveredIndex = -1;
         update();
     }
 }
@@ -382,8 +383,8 @@ void KItemListHeaderWidget::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
     QGraphicsWidget::hoverMoveEvent(event);
 
     const QPointF &pos = event->pos();
-    updateHoveredRoleIndex(pos);
-    if ((m_hoveredRoleIndex >= 0 && isAboveRoleGrip(pos, m_hoveredRoleIndex)) || isAbovePaddingGrip(pos, PaddingGrip::Leading)
+    updateHoveredIndex(pos);
+    if ((m_hoveredIndex >= 0 && isAboveRoleGrip(pos, m_hoveredIndex)) || isAbovePaddingGrip(pos, PaddingGrip::Leading)
         || isAbovePaddingGrip(pos, PaddingGrip::Trailing)) {
         setCursor(Qt::SplitHCursor);
     } else {
@@ -423,7 +424,7 @@ void KItemListHeaderWidget::paintRole(QPainter *painter, const QByteArray &role,
     if (window() && window()->isActiveWindow()) {
         option.state |= QStyle::State_Active;
     }
-    if (m_hoveredRoleIndex == orderIndex) {
+    if (m_hoveredIndex == orderIndex) {
         option.state |= QStyle::State_MouseOver;
     }
     if (m_pressedRoleIndex == orderIndex) {
@@ -485,11 +486,18 @@ void KItemListHeaderWidget::updatePressedRoleIndex(const QPointF &pos)
     }
 }
 
-void KItemListHeaderWidget::updateHoveredRoleIndex(const QPointF &pos)
+void KItemListHeaderWidget::updateHoveredIndex(const QPointF &pos)
 {
     const int hoverIndex = roleIndexAt(pos);
-    if (m_hoveredRoleIndex != hoverIndex) {
-        m_hoveredRoleIndex = hoverIndex;
+
+    if (m_hoveredIndex != hoverIndex) {
+        if (m_hoveredIndex != -1) {
+            Q_EMIT columnUnHovered(m_hoveredIndex);
+        }
+        m_hoveredIndex = hoverIndex;
+        if (m_hoveredIndex != -1) {
+            Q_EMIT columnHovered(m_hoveredIndex);
+        }
         update();
     }
 }
@@ -499,7 +507,7 @@ int KItemListHeaderWidget::roleIndexAt(const QPointF &pos) const
     int index = -1;
 
     qreal x = -m_offset + m_sidePadding;
-    for (const QByteArray &role : qAsConst(m_columns)) {
+    for (const QByteArray &role : std::as_const(m_columns)) {
         ++index;
         x += m_columnWidths.value(role);
         if (pos.x() <= x) {
@@ -532,7 +540,7 @@ bool KItemListHeaderWidget::isAbovePaddingGrip(const QPointF &pos, PaddingGrip p
         return pos.x() >= (lx - grip) && pos.x() <= lx;
     case Trailing: {
         qreal rx = lx;
-        for (const QByteArray &role : qAsConst(m_columns)) {
+        for (const QByteArray &role : std::as_const(m_columns)) {
             rx += m_columnWidths.value(role);
         }
         return pos.x() >= (rx - grip) && pos.x() <= rx;
@@ -596,7 +604,7 @@ int KItemListHeaderWidget::targetOfMovingRole() const
 qreal KItemListHeaderWidget::roleXPosition(const QByteArray &role) const
 {
     qreal x = -m_offset + m_sidePadding;
-    for (const QByteArray &visibleRole : qAsConst(m_columns)) {
+    for (const QByteArray &visibleRole : std::as_const(m_columns)) {
         if (visibleRole == role) {
             return x;
         }
@@ -606,3 +614,5 @@ qreal KItemListHeaderWidget::roleXPosition(const QByteArray &role) const
 
     return -1;
 }
+
+#include "moc_kitemlistheaderwidget.cpp"