private void txtSearch_TextChanged(object sender, EventArgs e)
{
LimitedAction.RunAfter(SearchLimitId, 500, () =>
{
this.FilterAndUpdateUI(tvDirectories.SelectedNode?.FullPath);
});
}
private void txtFind_TextChanged(object sender, EventArgs e)
{
LimitedAction.RunAfter(2, 500, delegate
{
if (string.IsNullOrEmpty(txtFind.Text))
{
this.ClearHighlighting();
}
else
{
this.HighlightText(txtFind.Text);
}
});
}
private void Filter(string subFolder = "")
{
LimitedAction.Stop(SearchLimitId);
this.FilteredFiles.Clear();
txtSearch.ForeColor = SystemColors.WindowText;
// Get selected types
var types = GetFilteredTypes();
Regex regex = null;
WildcardPattern pattern = null;
try
{
if (cbRegex.Checked && !string.IsNullOrEmpty(txtSearch.Text))
{
regex = new Regex(txtSearch.Text, RegexOptions.Compiled | RegexOptions.Singleline);
}
else if (!cbRegex.Checked && !string.IsNullOrEmpty(txtSearch.Text))
{
// Escape special characters, then unescape wild card characters again
string str = WildcardPattern.Escape(txtSearch.Text).Replace("`*", "*");
pattern = new WildcardPattern($"*{str}*", WildcardOptions.Compiled | WildcardOptions.IgnoreCase);
}
}
catch
{
// Set text color to red to indicate an error with the search pattern
txtSearch.ForeColor = Color.Red;
return;
}
foreach (var file in Files)
{
// Filter by selected folder, if any
if (!string.IsNullOrEmpty(subFolder))
{
if (!file.FullPath.StartsWith(subFolder, StringComparison.OrdinalIgnoreCase))
{
continue;
}
}
// Filter by type
if (!types.Contains(file.Type))
{
continue;
}
// Filter by search
if (!string.IsNullOrEmpty(txtSearch.Text))
{
if (cbRegex.Checked
? !regex.IsMatch(file.FullPath)
: !pattern.IsMatch(file.FullPath))
{
continue;
}
}
this.FilteredFiles.Add(file);
}
}
