Fix FrameCache and HoverWindow

Another commit that should be two. While fixing FrameCache to delete
invalid Pixmaps, I ventured into the depths of HoverWindow. Now it hides
when focus leaves the widget we're hovering over.

1 files changed, 5 insertions, 1 deletions

diff --git a/pictureswidget.cpp b/pictureswidget.cpp
index 95e8a60..afce0e4 100644
--- a/pictureswidget.cpp
+++ b/pictureswidget.cpp
@@ -117,7 +117,7 @@ PictureView::PictureView(QWidget *parent) : QTreeView(parent) {
     }
 
     //hover window
-    mHoverWin = new HoverWindow;
+    mHoverWin = new HoverWindow(this);
 
     //misc settings
     setSortingEnabled(true);
@@ -183,6 +183,10 @@ void PictureView::hideEvent(QHideEvent *){
 }
 
 bool PictureView::event(QEvent *e){
+    if(e->type() == QEvent::Leave){
+        mHoverWin->setVisible(false);
+        return QTreeView::event(e);
+    }
     QHoverEvent *hEvent = static_cast<QHoverEvent*>(e);
     if(!hEvent){
         return QTreeView::event(e);