public static FoundText Find(this string s, string f)
{
if (f.Length > s.Length)
{
return(null);
}
else
{
FoundText ft = new FoundText();
ft.StartIndex = s.IndexOf(f);
ft.EndIndex = ft.StartIndex + f.Length - 1;
return(ft);
}
}
public static List <FoundText> FindAll(this string s, string f)
{
if (f.Length > s.Length)
{
return(new List <FoundText>());
}
else
{
List <FoundText> fArray = new List <FoundText>();
bool b = false;
int newStartIndex = 0;
if (s.IndexOf(f) >= 0)
{
b = true;
FoundText ft = new FoundText();
ft.StartIndex = s.IndexOf(f);
ft.EndIndex = ft.StartIndex + f.Length - 1;
fArray.Add(ft);
newStartIndex = ft.StartIndex + f.Length;
}
while (b)
{
dynamic f_new = s.Substring(newStartIndex);
if (f_new.IndexOf(f) >= 0)
{
FoundText ft = new FoundText();
ft.StartIndex = f_new.IndexOf(f) + newStartIndex;
ft.EndIndex = ft.StartIndex + f.Length - 1;
fArray.Add(ft);
newStartIndex = f_new.IndexOf(f) + f.Length + newStartIndex;
}
else
{
b = false;
}
}
return(fArray);
}
}
public void FindNext()
{
var start = rbDown.Checked ? ++_last : --_last;
var found = false;
var found_text = "";
if (rbDown.Checked)
{
for (; _last < _text.Length; _last++)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
if (!found)
{
for (_last = 0; _last < start; _last++)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
}
}
else
{
for (; _last > 0; _last--)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
if (!found)
{
for (_last = _text.Length - 1; _last > start; _last--)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
}
}
if (!found)
{
MessageBox.Show(@"Text not found.");
return;
}
if (!_found.ContainsKey(_last + 1))
{
grdResults.Rows.Add(_last + 1, _text[_last], found_text);
_found.Add(_last + 1, _found.Count);
}
grdResults.Rows[_found[_last + 1]].Selected = true;
grdResults.CurrentCell = grdResults.Rows[_found[_last + 1]].Cells[0];
FoundText?.Invoke(this, new FoundTextEventHandlerArgs(txtSearch.Text, _last));
}
private void grdResults_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
FoundText?.Invoke(this, new FoundTextEventHandlerArgs(txtSearch.Text, Convert.ToInt32(grdResults.SelectedRows[0].Cells[0].Value) - 1));
}
