Accessibility and User Interface

[This is preliminary documentation and subject to change.]

The following guidelines relate to providing consistent, up-to-date support for accessibility under Microsoft® Windows® as well as for other user-interface standards:

• Compatibility with the High Contrast option. (Required)
• Provide keyboard access to all features. (Required)
• Document the keyboard user interface. (Required)
• Provide notifications of the keyboard focus location. (Required)
• Do not rely on sound alone. (Recommended)
• Do not rely on color alone. (Recommended)
• Let other software identify and manipulate screen elements. (Recommended)
• Support Active Accessibility. (Best Practice)
• Do not hard-code font sizes smaller than 10 points. (Best Practice)
• Allow users to customize UI timings. (Best Practice)
• Support system font and resolution changes. (Best Practice)
• Allow users to set font names and sizes. (Best Practice)
• Handle changes in pointer or keyboard focus. (Best Practice)