Fix warnings and deprecated functions

- For QCheckBox: stateChanged -> checkStateChanged

- QChar(PREANIM) -> QLatin1Char(PREANIM)

- Unused result on demo_file.open()

- QPointer include was missing from lobby.h

- Missing const and override qualifiers

1 files changed, 5 insertions, 5 deletions

diff --git a/src/aotextboxwidgets.h b/src/aotextboxwidgets.h
index 6f25809..732b75c 100644
--- a/src/aotextboxwidgets.h
+++ b/src/aotextboxwidgets.h
@@ -18,20 +18,20 @@ public:
 
   void setIsOutlined(bool outlined);
 
-  bool pointMode();
+  bool pointMode() const;
   void setPointMode(bool mode);
 
-  double outlineThickness();
+  double outlineThickness() const;
   void setOutlineThickness(double w);
 
   void setBrush(QBrush brush);
   void setPen(QPen pen);
 
-  QSize sizeHint();
-  QSize minimumSizeHint();
+  QSize sizeHint() const override;
+  QSize minimumSizeHint() const override;
 
 protected:
-  void paintEvent(QPaintEvent *event);
+  void paintEvent(QPaintEvent *event) override;
 
 private:
   bool m_outline = false;