Don't crash when current pic doesn't exist

Check if the currently shown picture still exists instead of crashing.

1 files changed, 4 insertions, 0 deletions

diff --git a/pictureviewer2.cpp b/pictureviewer2.cpp
index d8cae44..6568128 100644
--- a/pictureviewer2.cpp
+++ b/pictureviewer2.cpp
@@ -460,6 +460,10 @@ void PictureViewer2::showFile(const PicData &file){
         return;
     }
     mCurPicData = file;
+    QFileInfo fi(file.at(PicFilesModel::FullPath).toString());
+    if(!fi.exists()){
+        return;
+    }
     QPixmap pixmap(file.at(PicFilesModel::FullPath).toString());
     if(pixmap.isNull()){
         mCurPicData = Helper::convertToPng(file);