--- nono/wx/wxhistmonitor.cpp	2026/04/29 17:04:53	1.1.1.2
+++ nono/wx/wxhistmonitor.cpp	2026/04/29 17:04:56	1.1.1.3
@@ -17,9 +17,9 @@ wxBEGIN_EVENT_TABLE(WXHistoryMonitor, in
 wxEND_EVENT_TABLE()
 
 // コンストラクタ
-WXHistoryMonitor::WXHistoryMonitor(wxWindow *parent, wxWindowID id,
-	const wxString& name, IMonitor& monitor_)
-	: inherited(parent, id, name)
+WXHistoryMonitor::WXHistoryMonitor(wxWindow *parent, const wxString& name,
+	Monitor& monitor_)
+	: inherited(parent, wxID_ANY, name)
 {
 	// →
 	// +--+-----------------------+--+--+
@@ -94,8 +94,7 @@ WXHistoryMonitor::OnSize(wxSizeEvent& ev
 
 	// スクロールバーを再設定
 	int pos = (int)screen->GetUserData();
-	const wxSize& size = screen->GetSize();
-	int thumbsize = size.GetHeight() - 1; // 常にヘッダ1行表示している
+	int thumbsize = screen->GetRow() - 1; // 常にヘッダ1行表示している
 	int range = 256;	// XXX 拾ってくるべき
 	int pagesize = thumbsize - 1;
 	if (pos > range - thumbsize) {
@@ -144,9 +143,9 @@ WXHistoryMonitor::DoScroll(int pos)
 //
 
 // コンストラクタ
-WXBranchHistoryMonitor::WXBranchHistoryMonitor(wxWindow *parent, wxWindowID id,
-	IMonitor& monitor)
-	: inherited(parent, id, _("Branch History"), monitor)
+WXBranchHistoryMonitor::WXBranchHistoryMonitor(wxWindow *parent,
+	Monitor& monitor)
+	: inherited(parent, _("Branch History"), monitor)
 {
 	exflag = 0;
 	screen->SetUserData(exflag);
@@ -163,8 +162,8 @@ WXBranchHistoryMonitor::~WXBranchHistory
 
 // コンストラクタ
 WXExceptionHistoryMonitor::WXExceptionHistoryMonitor(wxWindow *parent,
-	wxWindowID id, IMonitor& monitor)
-	: inherited(parent, id, _("Exception History"), monitor)
+	Monitor& monitor)
+	: inherited(parent, _("Exception History"), monitor)
 {
 	exflag = 1ULL << 63;
 	screen->SetUserData(exflag);