--- nono/wx/wxplanemonitor.h	2026/04/29 17:05:19	1.1.1.3
+++ nono/wx/wxplanemonitor.h	2026/04/29 17:05:27	1.1.1.5
@@ -25,8 +25,8 @@ class WXPlaneVRAMBitmapPanel : public WX
 	using inherited = WXBitmapPanel;
 
  public:
-	WXPlaneVRAMBitmapPanel(wxWindow *parent);
-	virtual ~WXPlaneVRAMBitmapPanel() override;
+	explicit WXPlaneVRAMBitmapPanel(wxWindow *parent);
+	~WXPlaneVRAMBitmapPanel() override;
 
 	void EnablePlane(int plane, bool value);
 	void EnablePalette(bool value);
@@ -72,14 +72,14 @@ class WXPlaneVRAMPanel : public WXTextPa
 {
 	using inherited = WXTextPanel;
  public:
-	WXPlaneVRAMPanel(wxWindow *parent);
-	virtual ~WXPlaneVRAMPanel() override;
+	explicit WXPlaneVRAMPanel(wxWindow *parent);
+	~WXPlaneVRAMPanel() override;
 
 	bool Layout() override;
 
 	// スクロールバーの FontChanged() を呼ぶため(だけ)に
 	// これ自身も wxTextPanel を継承している。
-	void FontChanged();
+	void FontChanged() override;
 
 	void EnablePlane(int plane, bool value);
 	void EnablePalette(bool value);
@@ -111,7 +111,7 @@ class WXPlaneVRAMWindow : public WXSubWi
 
  public:
 	WXPlaneVRAMWindow(wxWindow *parent, const wxString& name);
-	virtual ~WXPlaneVRAMWindow() override;
+	~WXPlaneVRAMWindow() override;
 
 	void FontChanged() override;