1. Application
2. 自由主题
3. NUnitForm
   1. GuiOptions
   2. Services.RecentFiles
   3. Services.UserSettings
   4. NUnitForm_Load
      1. LoadFormSettings
      2. SubscribeToTestEvents
      3. InitializeControls
      4. RunSelectedTests
         1. TestSuiteTreeView.RunSelectedTests
4. AmbientProperties