DolphinView zoom with CTRL+MouseWheel REVIEW: 102490

2 files changed, 12 insertions, 0 deletions

diff --git a/src/views/dolphinview.cpp b/src/views/dolphinview.cpp
index 099140177..d00c5c077 100644
--- a/src/views/dolphinview.cpp
+++ b/src/views/dolphinview.cpp
@@ -684,6 +684,17 @@ void DolphinView::contextMenuEvent(QContextMenuEvent* event)
     }
 }
 
+void DolphinView::wheelEvent(QWheelEvent* event)
+{
+    if (event->modifiers().testFlag(Qt::ControlModifier)) {
+        const int numDegrees = event->delta() / 8;
+        const int numSteps = numDegrees / 15;
+
+        setZoomLevel(zoomLevel() + numSteps);
+    }
+    event->accept();
+}
+
 void DolphinView::activate()
 {
     setActive(true);
diff --git a/src/views/dolphinview.h b/src/views/dolphinview.h
index 7c81ea8fc..085de332d 100644
--- a/src/views/dolphinview.h
+++ b/src/views/dolphinview.h
@@ -544,6 +544,7 @@ signals:
 protected:
     virtual void mouseReleaseEvent(QMouseEvent* event);
     virtual void contextMenuEvent(QContextMenuEvent* event);
+    virtual void wheelEvent(QWheelEvent* event);
 
 private slots:
     /**