User Interface

A complete guide to the FitFileViewer interface and navigation.

Main Window Layout

┌─────────────────────────────────────────────────────────────┐
│ File  Edit  View  Tools  Window  Help          [ _ □ × ]    │
├─────────────────────────────────────────────────────────────┤
│                                                             │
│  [Map] [Charts] [Tables] [Summary]              [🌙 Theme]  │
│                                                             │
├─────────────────────────────────────────────────────────────┤
│                                                             │
│                    CONTENT AREA                             │
│               (Selected tab content)                        │
│                                                             │
│                                                             │
│                                                             │
│                                                             │
├─────────────────────────────────────────────────────────────┤
│ Status: Ready                           📄 filename.fit     │
└─────────────────────────────────────────────────────────────┘

Menu Bar

File Menu

Item	Shortcut	Description
Open FIT File	Ctrl/Cmd + O	Open file dialog
Recent Files	-	List of recent files
Reload	Ctrl/Cmd + R	Reload current file
Exit	Alt + F4	Close application

Edit Menu

Item	Shortcut	Description
Copy	Ctrl/Cmd + C	Copy selected data
Select All	Ctrl/Cmd + A	Select all items
Preferences	Ctrl/Cmd + ,	Open settings

View Menu

Item	Shortcut	Description
Toggle Theme	Ctrl/Cmd + T	Light/Dark mode
Zoom In	Ctrl/Cmd + =	Increase zoom
Zoom Out	Ctrl/Cmd + -	Decrease zoom
Fullscreen	F11	Toggle fullscreen

Tools Menu

Item	Description
Measure Distance	Activate measurement tool
Export Data	Export current view
Print	Print current view

Help Menu

Item	Description
Documentation	Open docs website
About	App version info
Report Issue	Open GitHub issues

Tab Navigation

Tab Bar

The tab bar sits below the menu:

[🗺️ Map] [📊 Charts] [📋 Tables] [📄 Summary]

Click any tab to switch views, or use keyboard shortcuts:

Tab	Shortcut
Map	Ctrl/Cmd + 1
Charts	Ctrl/Cmd + 2
Tables	Ctrl/Cmd + 3
Summary	Ctrl/Cmd + 4

Map Tab 🗺️

Interactive GPS route visualization:

• Route display - Your activity path
• Markers - Start, end, and lap points
• Layer control - Map style options
• Zoom controls - +/- buttons
• Fullscreen - Expand map view

Charts Tab 📊

Performance data visualization:

• Multiple charts - Speed, HR, elevation, etc.
• Interactive - Zoom, pan, hover for details
• Time selector - Focus on specific segments

Tables Tab 📋

Detailed data records:

• Sortable columns - Click headers to sort
• Search - Filter by text
• Pagination - Navigate large datasets
• Export - Copy as CSV

Summary Tab 📄

Activity overview and statistics:

• Basic info - Date, duration, distance
• Performance - Speed, pace, HR zones
• GPS info - Coordinates, accuracy

Theme Toggle

Located in the top-right corner:

• ☀️ Light mode - Bright, high contrast
• 🌙 Dark mode - Easy on the eyes

Theme preference is saved automatically.

Status Bar

At the bottom of the window:

Status: File loaded successfully    📄 activity.fit    12,345 records

Shows:

• Current status
• Loaded filename
• Record count

Context Menus

Right-click for context-specific options:

On Map

• Copy coordinates
• Save map image
• Reset view

On Charts

• Save as image
• Reset zoom
• Toggle data series

On Tables

• Copy selection
• Copy as CSV
• Export table

Window Controls

Resize

Drag window edges or corners to resize.

Fullscreen

• F11 - Toggle fullscreen mode
• Double-click title bar - Maximize/restore

Multi-Monitor

Drag to any monitor. Window position is remembered.

Accessibility

Keyboard Navigation

All features are keyboard accessible:

• Tab - Move between controls
• Enter - Activate buttons
• Arrow keys - Navigate within controls

High Contrast

Works with system high contrast modes.

Screen Readers

Basic screen reader support for navigation.

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Next: Data Visualization →