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/*
KeePass Password Safe - The Open-Source Password Manager
Copyright (C) 2003-2012 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.Text;
using System.Windows.Forms;
using System.Diagnostics;
namespace KeePass.UI
{
public sealed class CustomSplitContainerEx : SplitContainer
{
private ControlCollection m_ccControls = null;
private Control m_cDefault = null;
private Control m_cFocused = null;
private Control m_cLastKnown = null;
public CustomSplitContainerEx() : base()
{
}
public void InitEx(ControlCollection cc, Control cDefault)
{
m_ccControls = cc;
m_cDefault = m_cLastKnown = cDefault;
}
private static Control FindInputFocus(ControlCollection cc)
{
if(cc == null) { Debug.Assert(false); return null; }
foreach(Control c in cc)
{
if(c.Focused)
return c;
else if(c.ContainsFocus)
return FindInputFocus(c.Controls);
}
return null;
}
protected override void OnMouseDown(MouseEventArgs e)
{
m_cFocused = FindInputFocus(m_ccControls);
if(m_cFocused == null) m_cFocused = m_cDefault;
if(m_cFocused != null) m_cLastKnown = m_cFocused;
base.OnMouseDown(e);
}
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
if(m_cFocused != null)
{
UIUtil.SetFocus(m_cFocused, null);
m_cFocused = null;
}
else { Debug.Assert(false); }
}
protected override void OnEnter(EventArgs e)
{
base.OnEnter(e);
if(this.Focused && (m_cFocused == null))
{
if(m_cLastKnown != null) UIUtil.SetFocus(m_cLastKnown, null);
else if(m_cDefault != null) UIUtil.SetFocus(m_cDefault, null);
}
}
}
}
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