C++ Qt Library Manager

A desktop application for managing a library, developed with C++ and Qt.

Application preview

Features

• Display all books in table and list views
• Add, update and delete books
• Search books by title
• Filter books by title or publication year
• Sort books by title, author, or publication year and genre
• Undo the latest add, update or delete operation
• Generate a report grouped by genre
• Add books to a shopping cart
• Generate random cart contents
• Empty and export the shopping cart
• Synchronize multiple cart windows using the Observer pattern
• Store books in a text file

Technologies and concepts

• C++
• Qt Widgets
• Object-oriented programming
• Layered architecture
• Repository pattern
• Observer pattern
• Command pattern for undo operations
• File persistence
• Polymorphism
• Input validation
• Automated tests with assertions

Project structure

• domain – book entity
• repo – in-memory repository
• repoFile – file-based repository
• RepoMap – map-based repository implementation
• service – business logic
• validator – input validation
• undo – undo actions
• cos – shopping cart functionality
• observer – synchronization between windows
• gui – Qt graphical interface
• teste – automated tests

Running the application

1. Install Qt and Visual Studio with the Qt Visual Studio Tools extension.
2. Configure a compatible Qt kit in Visual Studio.
3. Open Lab13-14.slnx.
4. Build and run the solution.

Data

The application loads and saves books using carti.txt.

Status

Completed academic project developed during the Object-Oriented Programming laboratory.