cai/docs/mui/user_interface.md

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CAI Mobile UI - User Interface Guide

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Master the CAI Mobile UI interface for efficient security testing on the go.

This guide provides a comprehensive overview of the CAI Mobile UI interface elements, layouts, and visual design.

CAI Mobile UI Main Interface

Interface Overview

The CAI Mobile UI is organized into five main areas:

┌─────────────────────────────┐
│      Navigation Bar         │  ← Agent/Model Selection
├─────────────────────────────┤
│                             │
│                             │
│      Chat Display           │  ← Conversation Area
│                             │
│                             │
├─────────────────────────────┤
│    Message Input Bar        │  ← Text Input
├─────────────────────────────┤
│       Tab Bar               │  ← Navigation
└─────────────────────────────┘

Navigation Bar

The top navigation bar provides quick access to core functions:

Left Side

  • Menu Button (☰): Access sidebar menu
    • Settings
    • Session History
    • Export Options
    • Help & Documentation

Center

  • Agent Selector: Current agent name with dropdown
    • Tap to change agents
    • Shows agent status (active/thinking)
    • Displays specialized agent icons

Right Side

  • Model Badge: Current model indicator
    • Tap to change models
    • Color-coded by provider
    • Shows token limits
  • Action Button (...): Quick actions
    • Clear conversation
    • Export chat
    • View raw output

Chat Display Area

The main conversation area with sophisticated rendering:

Message Types

User Messages

  • Right-aligned bubbles
  • Blue background (customizable)
  • Timestamp on long-press
  • Swipe actions available

Assistant Messages

  • Left-aligned bubbles
  • White/gray background
  • Agent avatar/icon
  • Streaming indicator during generation

System Messages

  • Center-aligned
  • Muted appearance
  • Status updates and notifications

Content Rendering

Text Formatting

  • Bold text for emphasis
  • Italic text for notes
  • Inline code with syntax highlighting
  • Blockquotes for citations

Code Blocks

# Syntax highlighted code
def security_scan(target):
    return results
  • Language detection
  • Copy button overlay
  • Horizontal scrolling for long lines

Lists and Tables

  • Bullet points with proper indentation
  • Numbered lists with automatic ordering
  • Tables with responsive layout
  • Horizontal scroll for wide tables

Special Elements

  • 🔧 Tool usage indicators
  • 🤔 Thinking/reasoning displays
  • ⚠️ Warning/error messages
  • Success confirmations

Message Input Bar

Advanced input controls at the bottom:

Text Field

  • Multi-line support (expands up to 5 lines)
  • Paste detection for long content
  • Mention support (@agent, @file)
  • Markdown preview toggle

Action Buttons

  • Send (→): Submit message
  • Attach (📎): Add files/images
    • Photo library
    • Camera
    • Files app
    • Paste from clipboard
  • Voice (🎤): Voice input (when available)
  • Commands (/): Quick command palette

Tab Bar Navigation

Bottom navigation for primary app sections:

Chats Tab

  • Active conversations list
  • Unread message indicators
  • Swipe to delete/archive
  • Search conversations

Agents Tab

  • Browse all available agents
  • Category filtering
  • Agent descriptions
  • Quick select/favorite

Tools Tab

  • MCP tool management
  • Connected servers
  • Tool documentation
  • Configuration options

History Tab

  • Past sessions
  • Search and filters
  • Export options
  • Analytics view

Settings Tab

  • Account management
  • Appearance options
  • Network configuration
  • Advanced settings

Visual Design

Color Scheme

Light Mode

  • Background: #FFFFFF
  • Primary: #007AFF (iOS Blue)
  • Text: #000000
  • Secondary: #8E8E93

Dark Mode

  • Background: #000000
  • Primary: #0A84FF
  • Text: #FFFFFF
  • Secondary: #8E8E93

Agent Status Colors

  • Active: Green (#34C759)
  • Thinking: Orange (#FF9500)
  • Error: Red (#FF3B30)
  • Idle: Gray (#8E8E93)

Typography

Fonts

  • Headers: SF Pro Display (Bold)
  • Body: SF Pro Text (Regular)
  • Code: SF Mono (Regular)
  • Custom: Suisse Intl (CAI branding)

Sizes

  • Large Title: 34pt
  • Title 1: 28pt
  • Body: 17pt
  • Caption: 12pt
  • Code: 14pt

Spacing and Layout

Margins

  • Screen edges: 16pt
  • Between elements: 8pt
  • Message bubbles: 12pt padding

Adaptive Layouts

  • iPhone SE: Compact width
  • iPhone 14: Regular width
  • iPad: Multi-column support

Interactive Elements

Gestures

Tap Gestures

  • Single tap: Select/activate
  • Double tap: Quick actions
  • Long press: Context menu

Swipe Gestures

  • Horizontal: Navigate conversations
  • Vertical: Scroll content
  • Pull-to-refresh: Reload/cancel

Pinch Gestures

  • Zoom: Adjust text size
  • Spread: View image full screen

Animations

Transitions

  • Push/pop: 0.3s ease-in-out
  • Fade: 0.2s linear
  • Spring: Damping 0.8, velocity 0.5

Loading States

  • Skeleton screens for content
  • Pulse animation for thinking
  • Progress indicators for uploads

Haptic Feedback

Light Impact

  • Selection changes
  • Toggle switches
  • Tab selections

Medium Impact

  • Send message
  • Error alerts
  • Successful actions

Heavy Impact

  • Critical errors
  • Destructive actions
  • Force touch menus

Adaptive Features

Dynamic Type

Support for iOS accessibility sizes:

  • Minimum: 14pt
  • Maximum: 53pt
  • Automatic layout adjustment
  • Readable line lengths maintained

Orientation Support

Portrait Mode

  • Full interface visible
  • Optimized for one-handed use
  • Keyboard avoidance

Landscape Mode

  • Extended message view
  • Side-by-side on iPad
  • Floating keyboard support

Display Modes

Compact Mode

  • Simplified navigation
  • Condensed messages
  • Essential actions only

Regular Mode

  • Full feature set
  • Rich formatting
  • All tools available

iPad Mode

  • Multi-column layout
  • Floating panels
  • Keyboard shortcuts

Status Indicators

Connection Status

  • 🟢 Connected: Solid green
  • 🟡 Connecting: Pulsing yellow
  • 🔴 Disconnected: Solid red
  • 🔄 Syncing: Rotating icon

Agent Status

  • 💭 Thinking: Animated dots
  • 🛠️ Using tools: Tool icon
  • ✍️ Writing: Typing indicator
  • Complete: Checkmark

Network Quality

  • Full bars: Excellent (<50ms)
  • 3 bars: Good (50-150ms)
  • 2 bars: Fair (150-300ms)
  • 1 bar: Poor (>300ms)

Accessibility

VoiceOver Support

  • Complete label coverage
  • Logical navigation order
  • Action hints provided
  • Custom rotor actions

Visual Accommodations

  • High contrast mode
  • Reduce motion option
  • Color blind filters
  • Text size preferences

Motor Accommodations

  • Touch target minimums (44x44pt)
  • Gesture alternatives
  • Voice control support
  • Switch control compatible

Customization Options

Appearance Settings

  • Theme selection (Light/Dark/Auto)
  • Accent color choices
  • Font size adjustment
  • Message bubble styles

Layout Preferences

  • Compact/comfortable/spacious
  • Show/hide timestamps
  • Avatar display options
  • Tab bar configuration

Behavior Settings

  • Swipe sensitivity
  • Animation speed
  • Haptic intensity
  • Sound effects

Performance Optimization

Image Handling

  • Lazy loading for history
  • Thumbnail generation
  • Progressive image loading
  • Memory-efficient caching

Message Rendering

  • Virtualized scrolling
  • Incremental rendering
  • Text measurement caching
  • Smooth 60fps scrolling

Network Efficiency

  • Message batching
  • Compression support
  • Delta updates only
  • Offline queue management

Next Steps


Understanding the interface is key to efficient mobile security testing