Facing some issues Regarding the Code Samples..

Hello Good Afternoon, Actually I am Creating the 2D Drafting Software by using Eyeshot in WPF.I am using the sample codes provided by Eyeshot only. So I want to remove some elements from the Sample code that is From UI.I want to remove the The elements which are marked in red color in the attached files but when i remove the DescriptionTextBox and the DemoList elements  from the mainWindow then the viewport itself is not loading and when i remove the TableTabControl elements from the DraftingControl File all the expanders, buttons are not getting activated, and  application is not working. But i want to remove those at any cost so i request you to help me in this regard and tell me on which those elements are dependent.Iam not getting how to proceed with this...Please help me