/// <summary>
/// Generates a Hyperlink event to indicate a link has been detected
/// </summary>
/// <param name="sender">Event source object</param>
/// <param name="args">Event arguments</param>
private void RaiseHyperlink(object sender, AutoCompleteEventArgs args)
{
if (Hyperlink != null)
{
Hyperlink(sender, args);
}
}
/// <summary>
/// Generates a PatternMatch event to indicate a patternhas been matched
/// </summary>
/// <param name="sender">Event source object</param>
/// <param name="args">Event arguments</param>
private void RaisePatternMatch(object sender, AutoCompleteEventArgs args)
{
if (PatternMatch != null)
{
PatternMatch(sender, args);
}
}
/// <summary>
/// Adds the provided character to the autocomplete string
/// </summary>
/// <param name="s">Character to add</param>
public void AddCharacter(string s, int index)
{
AutoCompleteEventArgs args;
string temp;
string pat;
if (s == "\r")
{
Reset();
return;
}
else if (Index == -1)
{
Index = index;
}
temp = Text + s;
foreach (string p in Patterns)
{
pat = p.Trim('*');
if ((p.StartsWith("*") && temp.EndsWith(pat)) || temp == pat)
{
Text = temp.Substring(temp.Length - pat.Length);
Index += temp.Length - pat.Length;
args = new AutoCompleteEventArgs();
args.Text = Text;
RaisePatternMatch(this, args);
Reset();
return;
}
}
if (s == " ")
{
Reset();
return;
}
Text = temp;
switch (Text.ToLower())
{
case "http://":
case "www.":
HyperlinkIndex = Index;
break;
default:
break;
}
}
/// <summary>
/// Checks if the current input looks like a hyperlink and applies the necessary formatting
/// </summary>
private void CheckForHyperlink()
{
AutoCompleteEventArgs args = new AutoCompleteEventArgs();
args.Text = Text;
if (HyperlinkIndex >= 0)
{
RaiseHyperlink(this, args);
}
HyperlinkIndex = -1;
}
