1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainwindow.h b/src/mainwindow.h
index cd9f5cb..f814d00 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -8,6 +8,7 @@
 #include "ui_mainwindow.h"
 
 class SlxOutput;
+class QShowEvent;
 namespace PulseAudioQt {
 class Device;
 class Port;
@@ -32,6 +33,9 @@ public:
     void mark();
     void sweep();
 
+protected:
+    void showEvent(QShowEvent *ev) override;
+
 private:
     QMap<QString, SlxOutput*> _widgets;
     QSize _originalSize;