private void SetFileNameToSelectedItem(IntPtr hListView, IntPtr hFNCombo, int selectedIndex)
{
if (selectedIndex >= 0)
{
var lvitem = new InteropUtil.LVITEM();
lvitem.mask = InteropUtil.LVIF_TEXT;
var nativeBuffer = Marshal.AllocCoTaskMem(InteropUtil.NumberOfFileChars * 2);
for (int i = 0; i < InteropUtil.NumberOfFileChars; ++i)
{
Marshal.WriteInt16(nativeBuffer, i * 2, '\0');
}
string name;
try
{
Marshal.WriteInt16(nativeBuffer, 0);
lvitem.pszText = nativeBuffer;
lvitem.cchTextMax = InteropUtil.NumberOfFileChars;
var length = hListView.SendListViewMessage(InteropUtil.LVM_GETITEMTEXT, (uint)selectedIndex, ref lvitem);
name = Marshal.PtrToStringUni(lvitem.pszText, (int)length);
}
finally
{
Marshal.FreeCoTaskMem(nativeBuffer);
}
if (name != null && m_currentFolder != null)
{
try
{
var path = System.IO.Path.Combine(m_currentFolder, name);
if (Directory.Exists(path))
{
hFNCombo.SetWindowTextW(name);
}
}
catch (Exception)
{
}
}
}
}