private void tfindFindText_TextChanged(object sender, EventArgs e)
{
string st = tfindFindText.Text;
if (startPos == null)
{
startPos = new FindHistoryItem(string.Empty, rtb.SelectionStart, rtb.SelectionLength);
FindHistory[startPos.Term] = startPos;
}
StringComparison type;
if (tfindMatchCase.Checked)
{
type = StringComparison.Ordinal;
}
else
{
type = StringComparison.OrdinalIgnoreCase;
}
if (FindHistory.ContainsKey(st))
{
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
FindHistoryItem h = FindHistory[st];
rtb.BeginUpdate();
rtb.Select(h.SelStart, h.SelLength);
rtb.ScrollToCaret();
rtb.EndUpdate();
searchFrom = h.SelStart;
if (st == string.Empty)
{
FindHistory.Clear();
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
}
return;
}
if (st == string.Empty)
{
FindHistory.Clear();
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
return;
}
int pos = rtb.Text.IndexOf(st, searchFrom, type);
if (pos != -1)
{
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
FindHistory[st] = new FindHistoryItem(st, pos, st.Length);
rtb.BeginUpdate();
rtb.Select(pos, st.Length);
rtb.ScrollToCaret();
rtb.EndUpdate();
searchFrom = pos;
}
else
{
searchFrom = 0;
tfindFindText.BackColor = Color.FromArgb(200, 0, 0);
}
}
private void tfindFindText_Leave(object sender, EventArgs e)
{
startPos = null;
FindHistory.Clear();
}
private void tfindFindText_Leave(object sender, EventArgs e)
{
startPos = null;
FindHistory.Clear();
}
private void tfindFindText_TextChanged(object sender, EventArgs e)
{
string st = tfindFindText.Text;
if (startPos == null)
{
startPos = new FindHistoryItem(string.Empty, rtb.SelectionStart, rtb.SelectionLength);
FindHistory[startPos.Term] = startPos;
}
StringComparison type;
if (tfindMatchCase.Checked)
{
type = StringComparison.Ordinal;
}
else
{
type = StringComparison.OrdinalIgnoreCase;
}
if (FindHistory.ContainsKey(st))
{
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
FindHistoryItem h = FindHistory[st];
rtb.BeginUpdate();
rtb.Select(h.SelStart, h.SelLength);
rtb.ScrollToCaret();
rtb.EndUpdate();
searchFrom = h.SelStart;
if (st == string.Empty)
{
FindHistory.Clear();
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
}
return;
}
if (st == string.Empty)
{
FindHistory.Clear();
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
return;
}
int pos = rtb.Text.IndexOf(st, searchFrom, type);
if (pos != -1)
{
tfindFindText.BackColor = Color.FromKnownColor(KnownColor.Window);
FindHistory[st] = new FindHistoryItem(st, pos, st.Length);
rtb.BeginUpdate();
rtb.Select(pos, st.Length);
rtb.ScrollToCaret();
rtb.EndUpdate();
searchFrom = pos;
}
else
{
searchFrom = 0;
tfindFindText.BackColor = Color.FromArgb(200, 0, 0);
}
}
