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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.Drawing;
using System.Drawing.Drawing2D;
using System.Text;
using System.Windows.Forms;
using KeePass.Resources;
using KeePass.UI;
using KeePassLib.Security;
using KeePassLib.Utility;
namespace KeePass.Util.MultipleValues
{
public static class MultipleValuesEx
{
private static string g_strCueBase = null;
private static string g_strCue = null;
public static string CueString
{
get { UpdateCues(); return g_strCue; }
}
private static ProtectedString g_psCue = null;
public static ProtectedString CueProtectedString
{
get { UpdateCues(); return g_psCue; }
}
private static ProtectedString g_psCueEx = null;
public static ProtectedString CueProtectedStringEx
{
get { UpdateCues(); return g_psCueEx; }
}
private static void UpdateCues()
{
string strBase = (KPRes.MultipleValues ?? string.Empty);
if(strBase == g_strCueBase) return;
g_strCue = "(" + strBase + ")";
// Ensure compatibility with tags
List<string> l = StrUtil.StringToTags(g_strCue);
if(l.Count >= 2)
{
Debug.Assert(false); // The cue should be one tag
StringBuilder sb = new StringBuilder();
foreach(string str in l) sb.Append(str);
g_strCue = sb.ToString();
}
g_psCue = new ProtectedString(false, g_strCue);
g_psCueEx = new ProtectedString(true, g_strCue);
g_strCueBase = strBase;
}
internal static Image CreateMultiImage(Size? osz)
{
Size sz = (osz ?? UIUtil.GetSmallIconSize());
int w = sz.Width, h = sz.Height;
Color clrGray = Color.FromArgb(255, 128, 128, 128);
Image img = UIUtil.CreateColorBitmap24(w, h, clrGray);
if((w < 8) || (h < 8)) return img;
try
{
using(Graphics g = Graphics.FromImage(img))
{
Color clrBg = (UIUtil.IsDarkColor(SystemColors.ControlText) ?
Color.White : Color.Black);
int d = Math.Min(w, h) / 8;
// using(SolidBrush brBg = new SolidBrush(clrBg))
// {
// g.FillRectangle(brBg, d, d, w - (d << 1), h - (d << 1));
// }
// using(SolidBrush brGray = new SolidBrush(clrGray))
// {
// g.FillRectangle(brGray, d << 1, d << 1, w - (d << 2),
// h - (d << 2));
// }
using(Pen pen = new Pen(clrBg))
{
g.SmoothingMode = SmoothingMode.None;
Point[] v = new Point[5];
for(int i = 0; i < d; ++i)
{
int pTL = d + i;
int xR = w - 1 - pTL, yB = h - 1 - pTL;
v[0] = new Point(pTL, pTL);
v[1] = new Point(xR, pTL);
v[2] = new Point(xR, yB);
v[3] = new Point(pTL, yB);
v[4] = v[0];
g.DrawLines(pen, v);
}
}
}
}
catch(Exception) { Debug.Assert(false); }
return img;
}
internal static void ConfigureText(Control c, bool bHandleTextChange)
{
if(c == null) { Debug.Assert(false); return; }
Color clrNormal = c.ForeColor;
Color clrMulti = UIUtil.ColorTowards(clrNormal, (UIUtil.IsDarkColor(
clrNormal) ? Color.White : Color.Black), 0.5);
EventHandler eh = delegate(object sender, EventArgs e)
{
Control cEv = (sender as Control);
if(cEv == null) { Debug.Assert(false); return; }
Debug.Assert(cEv == c);
bool bCue = (cEv.Text == MultipleValuesEx.CueString);
cEv.ForeColor = (bCue ? clrMulti : clrNormal);
};
eh(c, EventArgs.Empty);
if(bHandleTextChange) c.TextChanged += eh;
}
internal static void ConfigureText(ListViewItem lvi, int iSubItem)
{
if(lvi == null) { Debug.Assert(false); return; }
if((iSubItem < 0) || (iSubItem >= lvi.SubItems.Count)) { Debug.Assert(false); return; }
ListViewItem.ListViewSubItem lvsi = lvi.SubItems[iSubItem];
if(lvsi.Text == MultipleValuesEx.CueString)
{
Color clrNormal = lvi.ForeColor;
Color clrMulti = UIUtil.ColorTowards(clrNormal, (UIUtil.IsDarkColor(
clrNormal) ? Color.White : Color.Black), 0.5);
Debug.Assert(UIUtil.ColorsEqual(clrNormal, SystemColors.ControlText));
Debug.Assert(lvi.UseItemStyleForSubItems); // Caller uses colors already?
lvi.UseItemStyleForSubItems = false;
lvsi.ForeColor = clrMulti;
}
}
internal static void ConfigureState(CheckBox cb, bool bSetIndeterminate)
{
if(cb == null) { Debug.Assert(false); return; }
// If the indeterminate state is used to represent multiple
// values, the caller should not use it for other things
Debug.Assert(!cb.ThreeState);
cb.ThreeState = true;
if(bSetIndeterminate) cb.CheckState = CheckState.Indeterminate;
}
}
}
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