Fix next and previous in VideoViewer

The QMediaPlayList implementations return -1 after the last valid index.
Fix it by implementing a homebrewed version...

1 files changed, 12 insertions, 2 deletions

diff --git a/videoviewer.cpp b/videoviewer.cpp
index 5430e9f..0c90e97 100644
--- a/videoviewer.cpp
+++ b/videoviewer.cpp
@@ -38,9 +38,19 @@ void VideoViewer::keyPressEvent(QKeyEvent *e){
         qint64 pos = mPlayer->position();
         mPlayer->setPosition(pos - 60000 < 0 ? 0 : pos - 60000);
     }else if(keyNum == Qt::Key_N){
-        mPlayer->playlist()->next();
+        int mediaCount = mPlayer->playlist()->mediaCount();
+        int nextIndex = mPlayer->playlist()->currentIndex() + 1;
+        if(nextIndex >= mediaCount){
+            nextIndex = 0;
+        }
+        mPlayer->playlist()->setCurrentIndex(nextIndex);
     }else if(keyNum == Qt::Key_P){
-        mPlayer->playlist()->previous();
+        int mediaCount = mPlayer->playlist()->mediaCount();
+        int prevIndex = mPlayer->playlist()->currentIndex() - 1;
+        if(prevIndex < 0){
+            prevIndex = mediaCount - 1;
+        }
+        mPlayer->playlist()->setCurrentIndex(prevIndex);
     }else if(keyNum == Qt::Key_M){
         mPlayer->setMuted(mPlayer->isMuted() ? false : true);
     }