bool ShouldCreateItem(ShellItem folder)
{
FilterItemEventArgs e = new FilterItemEventArgs(folder);
ShellItem myComputer = new ShellItem(Environment.SpecialFolder.MyComputer);
e.Include = false;
if (ShellItem.Desktop.IsImmediateParentOf(folder) ||
m_Computer.IsImmediateParentOf(folder))
{
e.Include = folder.IsFileSystemAncestor;
}
else if ((folder == m_SelectedFolder) ||
folder.IsParentOf(m_SelectedFolder))
{
e.Include = true;
}
if (FilterItem != null)
{
FilterItem(this, e);
}
return(e.Include);
}
void m_ShellView_FilterItem(object sender, FilterItemEventArgs e)
{
// Include items that are present in the filesystem, and are a
// folder, or match the current regex.
if (e.Include)
{
e.Include = (e.Item.IsFileSystem || e.Item.IsFileSystemAncestor) &&
(e.Item.IsFolder || m_Regex.IsMatch(e.Item.FileSystemPath));
}
}
bool IncludeItem(ShellItem item)
{
if (FilterItem != null)
{
FilterItemEventArgs e = new FilterItemEventArgs(item);
FilterItem(this, e);
return(e.Include);
}
else
{
return(true);
}
}
internal bool IncludeItem(IntPtr pidl)
{
if (FilterItem != null)
{
FilterItemEventArgs e = new FilterItemEventArgs(
new ShellItem(m_CurrentFolder, pidl));
FilterItem(this, e);
return(e.Include);
}
else
{
return(true);
}
}