C# (CSharp) System.Windows.Forms UnsafeNativeMethods.GetAncestorの例

コード例 #1

ファイル: WinFormsUtils.cs プロジェクト: z2516305651/winforms

        /// <summary>
        /// Finds the top level handle for a given handle.
        /// </summary>
        public static HandleRef GetRootHWnd(HandleRef hwnd)
        {
            IntPtr rootHwnd = UnsafeNativeMethods.GetAncestor(new HandleRef(hwnd, hwnd.Handle), NativeMethods.GA_ROOT);

            return(new HandleRef(hwnd.Wrapper, rootHwnd));
        }