NET Conf. سال 2018
هزینه واقعی توسعه UI در دات نت
One of the most exciting announcements during this year’s Connect(); event was the ability to embed .NET libraries into existing iOS (Objective-C/Swift) and Android (Java) applications with .NET Embedding. This is great because you can start to share code between your iOS and Android applications, and you can also share the user interface between your apps when you combine .NET Embedding with Xamarin.Forms Native Forms. This means that you can leverage your existing investments and apps without having to re-write them from scratch to start adding cross-platform logic and UI. In fact, during the Connect(); keynote I showed how I was able to extend the open source Swift-based Kickstarter iOS application with .NET Embedding and Xamarin.Forms Native Forms. You can check out the clip below.
گپ و گفتی با مهندسان طراح دات نت در مورد آینده این فریم ورک
var myMixins = { moveUp: function(){ console.log( "move up" ); }, moveDown: function(){ console.log( "move down" ); }, stop: function(){ console.log( "stop! in the name of love!" ); } };
// A skeleton carAnimator constructor function CarAnimator(){ this.moveLeft = function(){ console.log( "move left" ); }; } // A skeleton personAnimator constructor function PersonAnimator(){ this.moveRandomly = function(){ /*..*/ }; } // Extend both constructors with our Mixin _.extend( CarAnimator.prototype, myMixins ); _.extend( PersonAnimator.prototype, myMixins ); // Create a new instance of carAnimator var myAnimator = new CarAnimator(); myAnimator.moveLeft(); myAnimator.moveDown(); myAnimator.stop(); // Outputs: // move left // move down // stop! in the name of love!
// Disposable Mixin class Disposable { isDisposed: boolean; dispose() { this.isDisposed = true; } } // Activatable Mixin class Activatable { isActive: boolean; activate() { this.isActive = true; } deactivate() { this.isActive = false; } }
class SmartObject implements Disposable, Activatable { constructor() { setInterval(() => console.log(this.isActive + " : " + this.isDisposed), 500); } interact() { this.activate(); } // Disposable isDisposed: boolean = false; dispose: () => void; // Activatable isActive: boolean = false; activate: () => void; deactivate: () => void; }
applyMixins(SmartObject, [Disposable, Activatable]);
let smartObj = new SmartObject(); setTimeout(() => smartObj.interact(), 1000);
function applyMixins(derivedCtor: any, baseCtors: any[]) { baseCtors.forEach(baseCtor => { Object.getOwnPropertyNames(baseCtor.prototype).forEach(name => { derivedCtor.prototype[name] = baseCtor.prototype[name]; }); }); }