Add explicit keyword, const'ref, minor optimization

[kdenlive] / src / scopes / colorscopes / histogram.h

diff --git a/src/scopes/colorscopes/histogram.h b/src/scopes/colorscopes/histogram.h
index 85a954a2994d5c6f83df3fc52dbefdd119b7c4f7..f2b4dd3af874828749c96e26490b2df2871f0bbd 100644 (file)
--- a/src/scopes/colorscopes/histogram.h
+++ b/src/scopes/colorscopes/histogram.h
@@ -23,7 +23,7 @@ class Histogram : public AbstractGfxScopeWidget {
     Q_OBJECT
 
 public:
-    Histogram(QWidget *parent = 0);
+    explicit Histogram(QWidget *parent = 0);
     ~Histogram();
     QString widgetName() const;