Explore Design Patterns in Flutter
Consider creating a virtual zoo. You start by creating a simple Animal class. However, you also need to include other species, such as birds, elephants, and lions. Although you could create a different class for every animal, you find that you’re repeatedly writing the same code. This method is not only inefficient, but it also makes your code more difficult to manage and adapt.
The design patterns enter the scene at this point. Design patterns are tried-and-true solutions to typical software design problems. They offer a framework for organising your classes to make them easier to comprehend, more reusable, and maintainable.
This blog will Explore Design Patterns in Flutter. We will see how to execute a demo program in your Flutter applications.
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Table Of Contents:
Design Patterns: What Is Their History?
What Makes Design Patterns Important?
Design Patterns in Flutter:
Design patterns can be applied to Flutter to solve common issues in app development. To make sure that a class has only one instance, for instance, use the Singleton pattern; to notify widgets of changes, use the Observer pattern; and to effectively manage the state of an application, use a variety of state management patterns.
Design Patterns: What Is Their History?
The discipline of architecture is where the idea of design patterns first emerged. In 1977, an architect named Christopher Alexander wrote a book titled A Pattern Language that suggested utilising patterns to identify effective design practices in the disciplines of urban planning and building architecture. This concept was then applied to programming approaches by software developers Ward Cunningham and Kent Beck.
With the 1994 publication of Design Patterns: Elements of Reusable Object-Oriented Software, the idea of design patterns gained traction. This book, authored by the Gang of Four (GoF)—Erich Gamma, Richard Helm, Ralph Johnson, and John Vlissides—introduced 23 design patterns and is regarded as a seminal work in the field of software engineering. Design patterns are becoming an essential component of software development. Design pattern knowledge is currently considered a crucial ability for software developers, and many more patterns have been identified and published.
What Makes Design Patterns Important?
The software developer can profit from design patterns in many ways, including:-
- Reusable Solutions: Design patterns offer reliable and tested solutions for typical issues in software design. They can be utilised to lessen the difficulties that developers commonly encounter in their day-to-day programming tasks and are regarded as industry best practices.
- Communication: Design patterns facilitate communication among developers by offering a standardised language and being tailored to the issue they address. For instance, developers may easily identify the type of solution they are discussing when they refer to a “Singleton” or “Factory” pattern.
- Efficiency: By providing tried-and-true solutions, design patterns can aid in accelerating development. This can enhance the readability and organisation of the code and assist avoid little errors that could cause bigger issues.
- Code Maintainability: Code that follows design patterns is usually easier to read and maintain since it is more structured and comprehensible. Additionally, they promote reuse and can aid in avoiding anti-patterns or code smells.
- Learning OO Principles: Encapsulation, inheritance, and polymorphism are just a few of the object-oriented design principles that developers may better comprehend and implement with the help of design patterns.
Design Pattern Types:
The three main categories of design patterns are structural, behavioural, and creational.
- Object creation techniques are covered by creational patterns, which aim to build things in a situation-appropriate way.
- The way things interact with one another, or the composition of objects, is related to structural patterns.
- To make sure that entities are communicating correctly, behavioural patterns are employed.
| Creational | Structural | Behavioral |
| Singleton | Adapter | Chain of Responsibility |
| Factory Method | Bridge | Command |
| Abstract Factory | Composite | Interpreter |
| Builder | Decorator | Iterator |
| Prototype | Facade | Mediator |
| Flyweight | Memento | |
| Proxy | Observer | |
| State | ||
| Strategy | ||
| Template Method | ||
| Visitor |
Conclusion:
In the article, I have explained the Design System with Atomic Design basic structure in a flutter; you can modify this code according to your choice. This was a small introduction to the Design System with Atomic Design in Flutter, On User Interaction from my side, and it’s working using Flutter.
I hope this blog will provide you with sufficient information on trying the Design System with Atomic Design in Flutter in your projects. When used with Flutter, the atomic design pattern and design systems offer a streamlined and effective method for creating modular, scalable, and testable user interfaces. The interface can be made consistent, less redundant, and easier to design, and reusable parts: atoms, molecules, creatures, templates, and pages.
We can create Flutter apps that are both technically sound and aesthetically pleasing by fusing the strength of design systems with atomic design principles. Using this method will surely improve your development workflow, making your codebase more structured, reusable, and future-proof, regardless of how big or small your project is. So please try it.
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