MEGATHON 25 - Collaborative Rich Text Editor Complete Feature Documentation 🎯 CORE FEATURES
-
Multi-User Collaborative Editing
Real-time simultaneous editing by multiple users Live cursor positions visible for all connected users Live text selections visible with user-specific colors Each user gets a unique color for identification Username labels displayed above cursors User join/leave notifications in real-time Connection status indicator (🌐 LIVE badge)
-
Authentication & Authorization
Username/password authentication system User database with encrypted passwords (SHA-256) Permission-based access control: READ - View document only WRITE - Edit document EXECUTE - Run code blocks ADMIN - Full administrative access Default users: admin/admin123, user/user123 Beautiful authentication dialog with fields for: Server host and port Username Password (masked)
-
Conflict Prevention System
Region locking mechanism Lock requests before editing Automatic lock release after edit Conflict notifications when editing locked regions Visual feedback for locked areas Prevents simultaneous edits in same region
-
Offline Editing & Synchronization
Edit documents while disconnected Operations cached locally Automatic sync when reconnected Conflict resolution on sync Operation queue management Persistent cache to disk
-
Version Control & History
Automatic version snapshots every 50 operations Manual version creation with commit messages Version history browsing (up to 1000 versions) Revert to previous versions Timestamp and author tracking Version comparison capability
💬 COMMUNICATION FEATURES 6. Integrated Chat System
Real-time text chat between users
Toggle with Ctrl+T
Scrollable message history (100 messages)
System notifications (user joins/leaves, conflicts)
User identification by name
Chat input with Enter to send
Beautiful overlay UI with transparency
-
AI Integration Ready
AI message support in chat protocol Distinguished AI vs user messages AI completion hooks (ready for GPT integration) Code suggestion support
📝 TEXT EDITING FEATURES 8. Rich Text Editor
Full UTF-8/Unicode support
Multi-line editing
Line numbers (toggle with Ctrl+L)
Cursor positioning with mouse clicks
Text selection with mouse drag
Keyboard-based selection (Shift + arrows)
-
Syntax Highlighting
C language syntax highlighting Keyword recognition (int, char, if, else, etc.) String highlighting (green) Comment highlighting (gray) Number highlighting (orange) Color-coded tokens Multi-line comment support
-
Advanced Editing Operations
Copy (Ctrl+C) Cut (Ctrl+X) Paste (Ctrl+V) Select all (Ctrl+A) Select line (Ctrl+Q) Undo/Redo ready Auto-indentation on Enter Tab to spaces (4 spaces)
🔍 SEARCH & NAVIGATION 11. Search Functionality
Find text (Ctrl+F)
Live search as you type
Case-sensitive search
Next occurrence navigation
Search buffer display in status bar
-
Go To Line
Jump to specific line (Ctrl+G) Line number input Bounds checking Instant navigation
💻 CODE EXECUTION 13. Executable Code Blocks
Run current file (Ctrl+F5)
Language detection by file extension
Support for:
C language (auto-compile with gcc)
Python (python3)
Bash scripts
Output display in chat
Error messages displayed
Sandboxed execution
Real-time code execution results
📂 FILE MANAGEMENT 14. File Operations
New file (Ctrl+N)
Open file (Ctrl+O)
Directory browser
File browser
Navigate up (..)
Visual directory indicators (/)
Save file (Ctrl+S)
Save as dialog
Auto-detect file encoding
Changed indicator (*) in status bar
-
File Browser
Current directory display Parent directory navigation File and folder listing Visual folder indicators Enter to open/navigate Full path display
🎨 USER INTERFACE 16. Modern UI Design
Dark theme with custom colors
Smooth animations
Rounded corners
Transparency effects
Color-coded elements
Professional aesthetic
-
Status Bar
Current filename Modification indicator Cursor position (line:column) Total lines count Total characters count Collaborative mode indicator Online users count
-
Visual Feedback
Cursor blinking Selection highlighting Line highlighting Error notifications with fade effect FPS counter (debug mode) Mouse cursor changes (I-beam in text)
🖱️ INPUT & CONTROLS 19. Keyboard Shortcuts
File Operations: Ctrl+N - New file Ctrl+O - Open file Ctrl+S - Save file
Editing: Ctrl+C - Copy Ctrl+X - Cut Ctrl+V - Paste Ctrl+A - Select all Ctrl+Q - Select line Tab - Insert 4 spaces Enter - New line (auto-indent)
Navigation: Ctrl+F - Find text Ctrl+G - Go to line Arrow keys - Move cursor Shift+Arrows - Select text
View: Ctrl+L - Toggle line numbers Ctrl++ - Zoom in (increase font) Ctrl+- - Zoom out (decrease font) Ctrl+D - Toggle debug info
Collaboration: Ctrl+M - Connect/Disconnect Ctrl+T - Toggle chat Ctrl+H - Help screen Ctrl+F5 - Run code
General: Escape - Cancel/Close dialogs
-
Mouse Support
Click to position cursor Click and drag to select Scroll wheel support Button hover effects Interactive UI elements
🎬 MULTIMEDIA SUPPORT 21. Image Support
Embed images in document
Load from file
Resize to fit (400x400)
Position-based rendering
PNG, JPG, BMP formats
-
Media Manager
Track multiple media items Position-aware rendering Memory management Lazy loading
🔧 TECHNICAL FEATURES 23. Network Protocol
Custom binary protocol over TCP
20+ message types
Efficient serialization
Version tracking
Timestamp support
Payload compression ready
-
Performance
60 FPS rendering Efficient buffer management Dynamic array implementation Minimal memory allocations Optimized text rendering Lazy syntax highlighting
-
Reliability
Heartbeat system (5 second intervals) Connection timeout detection (30 seconds) Automatic reconnection attempts Graceful disconnection Error handling throughout Resource cleanup on exit
-
Threading
Multi-threaded server (one thread per client) Thread-safe operations Mutex-protected shared data Async network operations Non-blocking UI
📊 STATISTICS & MONITORING 27. Real-time Statistics
Line count
Character count
Cursor position
Connected users count
Connection status
Document version
-
Debug Information
FPS counter Frame time Network latency (ready) Operation logs
🛡️ SECURITY FEATURES 29. Data Security
Password hashing (SHA-256)
Secure authentication
Permission validation
Input sanitization
Buffer overflow protection
-
Network Security
Message size limits (10MB) Rate limiting ready Timeout protection Invalid message rejection
📱 CROSS-PLATFORM 31. Platform Support
Linux (primary)
macOS (via Raylib)
Windows (via Raylib)
BSD systems
-
Window Management
Resizable window Custom icon Title bar Fullscreen ready
🎓 HELP SYSTEM 33. Built-in Help
Comprehensive shortcuts list
Feature documentation
Collaborative features guide
ESC to close
🔄 OPERATIONAL TRANSFORMATION 34. Conflict Resolution
Insert operation transformation
Delete operation transformation
Position adjustment algorithms
Version reconciliation
Merge conflict detection
Last-write-wins fallback
📦 DELIVERABLES Complete System Includes:
Server - Multi-client collaborative server
Client - Full-featured text editor
Network Layer - Robust communication protocol
Authentication - User management system
UI Components - Beautiful, modern interface
File System - Complete file I/O
Chat System - Real-time messaging
Version Control - Document history
Code Execution - Sandboxed runner
Media Support - Image embedding