Nanook.QueenBee.EditorForm.mnuRenameFile_Click C# (CSharp) Method

        private void mnuRenameFile_Click(object sender, EventArgs e)
        {
            EditPakItem f = new EditPakItem(EditPakItemType.Rename);
            PakHeaderItem phi = (PakHeaderItem)lstPakContents.SelectedItems[0].Tag;

            f.IncludeFileNameInHeader = ((phi.Flags & PakHeaderFlags.Filename) == PakHeaderFlags.Filename);
            if (f.IncludeFileNameInHeader) //we don't know the filename
                f.PakItemFilename = phi.Filename;
            f.ItemType = phi.FileType;

            if (f.ShowDialog(this) == DialogResult.OK)
            {
                try
                {
                    this.Cursor = Cursors.WaitCursor;

                    if (f.PakItemFilename.Trim().Length == 0)
                    {
                        MessageBox.Show(this, "The pak item filename was not specified", "Rename File Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                        return;
                    }

                    if (pakItemExists(f.PakItemFilename, phi))
                    {
                        MessageBox.Show(this, string.Format("'{0}' already exists", f.PakItemFilename), "Rename File Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                        selectPakItem(f.PakItemFilename);
                        return;
                    }

                    //some hard coded values rather than ask the user for them... Always the same update if required
                    _pakFile.RenameFile(phi.Filename, f.PakItemFilename, f.ItemType);
                    reloadPak();
                    selectPakItem(f.PakItemFilename);

                }
                finally
                {
                    this.Cursor = Cursors.Default;
                }
            }
        }