File list (Check if you may need any files):
CustomWorkflowDesigner\App.xaml
......................\App.xaml.cs
......................\CustomWorkflowDesigner.csproj
......................\MainWindow.xaml
......................\MainWindow.xaml.cs
......................\Properties
......................\..........\AssemblyInfo.cs
......................\..........\Resources.Designer.cs
......................\..........\Resources.resx
......................\..........\Settings.Designer.cs
......................\..........\Settings.settings
......................\ValidationErrorService.cs
CustomWorkflowDesigner.sln
ActivityLibrary1\ActivityLibrary1.csproj
................\DemoWorkflow.xaml
................\Properties
................\..........\AssemblyInfo.cs