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/*
KeePass Password Safe - The Open-Source Password Manager
Copyright (C) 2003-2025 Dominik Reichl <dominik.reichl@t-online.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Text;
using KeePass.Native;
namespace KeePass.UI
{
internal sealed class FocusRestoreScope : IDisposable
{
private IntPtr m_hWnd = IntPtr.Zero;
public FocusRestoreScope()
{
try { m_hWnd = NativeMethods.GetForegroundWindowHandle(); }
catch(Exception) { Debug.Assert(false); }
}
public void Dispose()
{
IntPtr hWnd = m_hWnd;
if(hWnd == IntPtr.Zero) return;
m_hWnd = IntPtr.Zero;
try
{
if(NativeMethods.GetForegroundWindowHandle() != hWnd)
NativeMethods.EnsureForegroundWindow(hWnd);
}
catch(Exception) { Debug.Assert(false); }
}
}
}
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