public static FilterItem[] ParseFilterString(string filterString,
string existing,
out int existingIndex)
{
List <FilterItem> result = new List <FilterItem>();
string[] items;
existingIndex = -1;
if (filterString != string.Empty)
{
items = filterString.Split('|');
}
else
{
items = new string[0];
}
if ((items.Length % 2) != 0)
{
throw new ArgumentException(
"Filter string you provided is not valid. The filter " +
"string must contain a description of the filter, " +
"followed by the vertical bar (|) and the filter pattern." +
"The strings for different filtering options must also be " +
"separated by the vertical bar. Example: " +
"\"Text files|*.txt|All files|*.*\"");
}
for (int n = 0; n < items.Length; n += 2)
{
FilterItem item = new FilterItem(items[n], items[n + 1]);
result.Add(item);
if (item.Filter == existing)
{
existingIndex = result.Count - 1;
}
}
return(result.ToArray());
}
public static FilterItem[] ParseFilterString(string filterString,
string existing,
out int existingIndex)
{
List<FilterItem> result = new List<FilterItem>();
string[] items;
existingIndex = -1;
if (filterString != string.Empty)
{
items = filterString.Split('|');
}
else
{
items = new string[0];
}
if ((items.Length % 2) != 0)
{
throw new ArgumentException(
"Filter string you provided is not valid. The filter " +
"string must contain a description of the filter, " +
"followed by the vertical bar (|) and the filter pattern." +
"The strings for different filtering options must also be " +
"separated by the vertical bar. Example: " +
"\"Text files|*.txt|All files|*.*\"");
}
for (int n = 0; n < items.Length; n += 2)
{
FilterItem item = new FilterItem(items[n], items[n + 1]);
result.Add(item);
if (item.Filter == existing) existingIndex = result.Count - 1;
}
return result.ToArray();
}
private bool ShouldCreateItem(ShellItem folder)
{
var e = new FilterItemEventArgs(folder);
// ReSharper disable once UnusedVariable
var myComputer = new ShellItem(Environment.SpecialFolder.MyComputer);
e.Include = false;
if (ShellItem.Desktop.IsImmediateParentOf(folder) ||
_mComputer.IsImmediateParentOf(folder))
{
e.Include = folder.IsFileSystemAncestor;
}
else if ((folder == _mSelectedFolder) ||
folder.IsParentOf(_mSelectedFolder))
{
e.Include = true;
}
FilterItem?.Invoke(this, e);
return(e.Include);
}