UIAutomation.PatternCmdletBase.CallSelectionItemPattern C# (CSharp) Method

        internal void CallSelectionItemPattern(PatternCmdletBase cmdlet, IUiElement control, IUiElement inputObject)
        {
            try {
                // ISelectionItemPattern selItemPattern = control.GetSelectionItemPattern();
                // ISelectionItemPattern selItemPattern = control.GetCurrentPattern<ISelectionItemPattern, SelectionItemPattern>();
                ISelectionItemPattern selItemPattern = control.GetCurrentPattern<ISelectionItemPattern>(classic.SelectionItemPattern.Pattern);
                if (selItemPattern != null) {
                    selItemPattern.Select();
                    
                    if (PassThru && null != (inputObject as IUiElement)) {
                        try {
                            // 20131208
                            // SelectionPattern selPatternTemp = control.GetCurrentPattern(classic.SelectionPattern.Pattern) as SelectionPattern;
                            // SelectionPattern selPatternTemp = control.GetCurrentPattern<ISelectionItemPattern, SelectionItemPattern>(classic.SelectionPattern.Pattern) as SelectionPattern;
                            ISelectionPattern selPatternTemp = control.GetCurrentPattern<ISelectionPattern>(classic.SelectionPattern.Pattern);
                            if (selPatternTemp != null) {
                                // 20131208
                                // IUiElement[] selection = AutomationFactory.GetUiEltCollection(selPatternTemp.Current.GetSelection()).Cast<UiElement>().ToArray();
                                IUiElement[] selection = AutomationFactory.GetUiEltCollection(selPatternTemp.Current.GetSelection()).ToArray();
                                WriteObject(this, selection);
                            } else {
                                WriteObject(this, true);
                            }
                        } catch {
                        }
                    } else {
                        WriteObject(this, true);
                    }
                } else {
                    WriteVerbose(this, "couldn't get SelectionItemPattern");
                    WriteObject(this, false);
                }
            } catch (Exception) {
            }
        }