added some kbm stuff

4J_Input/Windows64/INP_Keyboard.cpp

@@ -103,6 +103,55 @@ void CKeyboard::OnChar(wchar_t ch)
 	}
 }
 
+int CKeyboard::GetClipboardText(wchar_t *outText, int outCapacity) const
+{
+	if (!outText || outCapacity <= 0)
+		return 0;
+	outText[0] = 0;
+	if (!OpenClipboard(g_hWnd))
+		return 0;
+	int copied = 0;
+	HANDLE h = GetClipboardData(CF_UNICODETEXT);
+	if (h)
+	{
+		const wchar_t *src = (const wchar_t *)GlobalLock(h);
+		if (src)
+		{
+			while (src[copied] && copied + 1 < outCapacity)
+			{
+				outText[copied] = src[copied];
+				++copied;
+			}
+			outText[copied] = 0;
+			GlobalUnlock(h);
+		}
+	}
+	CloseClipboard();
+	return copied;
+}
+
+bool CKeyboard::SetClipboardText(const wchar_t *text) const
+{
+	if (!text)
+		return false;
+	size_t len = wcslen(text);
+	if (!OpenClipboard(g_hWnd))
+		return false;
+	EmptyClipboard();
+	bool ok = false;
+	HGLOBAL h = GlobalAlloc(GMEM_MOVEABLE, (len + 1) * sizeof(wchar_t));
+	if (h)
+	{
+		memcpy(GlobalLock(h), text, (len + 1) * sizeof(wchar_t));
+		GlobalUnlock(h);
+		ok = (SetClipboardData(CF_UNICODETEXT, h) != NULL);
+		if (!ok)
+			GlobalFree(h);
+	}
+	CloseClipboard();
+	return ok;
+}
+
 bool CKeyboard::IsKeyDown(int vkCode) const
 {
 	if (vkCode >= 0 && vkCode < MAX_KEYS)
@@ -215,6 +264,8 @@ void CKeyboard::SetMouseCaptured(bool grabbed)
 	}
 	else if (!grabbed && g_hWnd)
 	{
+		// Show the system cursor whenever the mouse is free so it can be used as the UI pointer;
+		// the game's flash/custom cursors are hidden on Windows64 while the OS mouse is driving.
 		while (ShowCursor(TRUE) < 0) {}
 		ClipCursor(nullptr);
 	}