/// <summary>
/// Attempts to update the suggestion form with the currently entered string
/// </summary>
void UpdateSuggestionForm()
{
if (m_selectedTag == null)
{
m_suggestionForm.Visible = false;
return;
}
// Retrieve the currently unrecognized tag for the character we just typed
m_firstUnRecognizedTag = null;
m_lastUnRecognizedTag = m_selectedTag.FirstUnRecognized;
if (m_lastUnRecognizedTag == null)
{
m_suggestionForm.Visible = false;
return;
}
string unRecognizedTagName = null;
do
{
m_firstUnRecognizedTag = m_lastUnRecognizedTag;
m_lastUnRecognizedTag = m_firstUnRecognizedTag.CollateUnRecognizedTags(out unRecognizedTagName);
} while (!m_firstUnRecognizedTag.ContainsTag(m_lastUnRecognizedTag, m_selectedTag));
m_matches.Clear();
if (unRecognizedTagName != null)
{
// Handle auto-completion
m_applicationForm.Database.FindNearestTagMatches(unRecognizedTagName, RecognizedTags, m_matches);
if (m_matches.Count > 0)
{
// Show potential matches
string[] matchStrings = new string[Math.Min(MAX_MATCHES, m_matches.Count)];
for (int matchIndex = 0; matchIndex < matchStrings.Length; matchIndex++)
{
matchStrings[matchIndex] = m_matches[matchIndex].Title;
}
m_suggestionForm.UpdateList(matchStrings, 10);
}
}
if (!m_suggestionForm.Visible && m_matches.Count > 0)
{
m_suggestionForm.Show(this);
this.Focus(); // We must keep the focus!
}
m_suggestionForm.Visible = m_matches.Count > 0;
}
