Scrollbar Widget Example

Demonstrates explicit scrollbars for navigation feedback.

Content overflows. Users get lost in long lists. Scrollbars provide essential spatial awareness (“How far down am I?”) and navigation controls.

Features Demonstrated

• Orientation: Vertical, Horizontal, and variation modes (Right/Left, Top/Bottom).

• Styling: Custom characters for Track, Thumb, and arrows.

• State Integration: Linking the scrollbar position to the content view state.

Hotkeys

• Mouse Wheel: Scroll content (position)

• s: Cycle Scrollbar Theme (Standard, Rounded, ASCII, Minimal)

• o: Cycle Orientation (orientation)

• q: Quit

Usage

ruby examples/widget_scrollbar_demo/app.rb

Learning Outcomes

Use this example if you need to… - Add visual scroll indicators to Lists or Tables. - Implement specialized inputs like sliders or volume controls.