What steps will reproduce the problem? 1. Start Program, open STL file 2. Add Tool dialogs appear 3. Click 'Flat Cutter' 4. Click any entry field to the right - they are all disabled

What is the expected output? What do you see instead? Entries should be editable regardless of tool type selected

What version of the product are you using? On what operating system? v0.9beta, win7-64bit

Please provide any additional information below. Java 1.7.0_5