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, 0 deletions

diff --git a/smglobals.cpp b/smglobals.cpp
index 54f352d..ee43055 100644
--- a/smglobals.cpp
+++ b/smglobals.cpp
@@ -243,6 +243,11 @@ void SmGlobals::FrameCache::readCache(){
 	while(!ds.atEnd()){
 		QString source, pos, cacheFile;
 		ds >> source >> pos >> cacheFile;
+        QFileInfo fi(cacheFile);
+        if(fi.size() == 0){
+            QFile::remove(fi.absoluteFilePath());
+            continue;
+        }
 		QPair<QString, QString> pair(source, pos);
 		mFrameCache.insert(pair, cacheFile);
 	}