Breaking News: Grepper is joining You.com. Read the official announcement!

rust for factory design pattern

Kabelo Twala | Label A answered on August 18, 2024 Popularity 1/10 Helpfulness 1/10

answer rust for factory design pattern

rust for factory design pattern

Comment

pub trait Button {
    fn render(&self);
    fn on_click(&self);
}

/// Dialog has a factory method `create_button`.
///
/// It creates different buttons depending on a factory implementation.
pub trait Dialog {
    /// The factory method. It must be overridden with a concrete implementation.
    fn create_button(&self) -> Box<dyn Button>;

    fn render(&self) {
        let button = self.create_button();
        button.render();
    }

    fn refresh(&self) {
        println!("Dialog - Refresh");
    }
}

use crate::gui::{Button, Dialog};

pub struct HtmlButton;

impl Button for HtmlButton {
    fn render(&self) {
        println!("<button>Test Button</button>");
        self.on_click();
    }

    fn on_click(&self) {
        println!("Click! Button says - 'Hello World!'");
    }
}

pub struct HtmlDialog;

impl Dialog for HtmlDialog {
    /// Creates an HTML button.
    fn create_button(&self) -> Box<dyn Button> {
        Box::new(HtmlButton)
    }
}

use crate::gui::Dialog;
use crate::html_gui::HtmlDialog;

pub fn initialize() -> &'static dyn Dialog {
    // The dialog type 
    &HtmlDialog
}

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: refactoring.guru

Tags: rust whatever

Link to this answer
Share Copy Link

Contributed on Aug 18 2024

Kabelo Twala | Label A

0 Answers Avg Quality 2/10

rust for factory design pattern

Contents

More Related Answers

rust for factory design pattern

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.