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/*
KeePass Password Safe - The Open-Source Password Manager
Copyright (C) 2003-2019 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 System.Windows.Forms;
using KeePassLib.Delegates;
using KeePassLib.Translation;
using KeePassLib.Utility;
namespace TrlUtil
{
public static class AccelKeysCheck
{
public static void Validate(KPTranslation trl, List<string> lErrors)
{
if(trl == null) { Debug.Assert(false); return; }
foreach(KPFormCustomization kpfc in trl.Forms)
{
if(kpfc == null) { Debug.Assert(false); continue; }
Validate(kpfc, kpfc.FormEnglish, new Dictionary<char, string>(), lErrors);
}
}
private static void Validate(KPFormCustomization kpfc, Control cParent,
Dictionary<char, string> d, List<string> lErrors)
{
if(kpfc == null) { Debug.Assert(false); return; }
if(cParent == null) { Debug.Assert(false); return; }
List<Control> lToRecInto = new List<Control>();
foreach(Control c in cParent.Controls)
{
if(c == null) { Debug.Assert(false); continue; }
if(c == cParent) { Debug.Assert(false); continue; }
Debug.Assert((cParent is TabControl) == (c is TabPage));
if(c is TabPage) lToRecInto.Add(c);
else Validate(kpfc, c, d, lErrors); // Same context as parent
string strText = Translate(kpfc, c);
if(string.IsNullOrEmpty(strText)) continue;
string strName = (string.IsNullOrEmpty(c.Name) ? "<Unknown>" : c.Name);
string strID = "'" + kpfc.FullName + "." + strName + "'," +
MessageService.NewLine + "text: \"" + strText + "\".";
string strError;
char chKey = GetAccelKey(strText, out strError);
if(strError != null)
lErrors.Add("Control: " + strID + MessageService.NewParagraph +
strError);
if(chKey == char.MinValue) continue;
string strExist;
if(d.TryGetValue(chKey, out strExist))
lErrors.Add("Accelerator key '" + chKey.ToString() +
"' collision:" + MessageService.NewParagraph +
"Control 1: " + strExist + MessageService.NewParagraph +
"Control 2: " + strID);
else d.Add(chKey, strID);
}
foreach(Control cSub in lToRecInto)
{
Dictionary<char, string> dSub = new Dictionary<char, string>(d);
Validate(kpfc, cSub, dSub, lErrors); // New context
}
}
private static string Translate(KPFormCustomization kpfc, Control c)
{
string strName = c.Name;
if(string.IsNullOrEmpty(strName)) return string.Empty;
foreach(KPControlCustomization cc in kpfc.Controls)
{
if(cc.Name == strName)
{
if(!string.IsNullOrEmpty(cc.TextEnglish))
{
Debug.Assert(c.Text == cc.TextEnglish);
}
return (!string.IsNullOrEmpty(cc.Text) ? cc.Text : c.Text);
}
}
return c.Text;
}
private static char GetAccelKey(string strText, out string strError)
{
strError = null;
if(string.IsNullOrEmpty(strText)) return char.MinValue;
strText = strText.Replace(@"&&", string.Empty);
int iL = strText.IndexOf('&');
if(iL < 0) return char.MinValue;
int iR = strText.LastIndexOf('&');
if(iR != iL)
{
strError = "The text must not contain multiple accelerator key definitions!";
return char.MinValue;
}
if(iL == (strText.Length - 1))
{
strError = "Invalid accelerator key definition at the end of the text!";
return char.MinValue;
}
return char.ToUpper(strText[iL + 1]);
}
}
}
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