When we are starting to learn some tool, programming language, process or whatever new thing that we want, normally we focus on reading and practicing specifically about this topic we want to learn, we read about new features, functionalities among others by itself to improve our knowledge. But in order to have a more efficient way to learn, we are now…
Tag: Xamarin
Simple way to add a Tabbed Page in our screens in Xamarin Forms
In some App’s is required to navigate within the same screen throughout different sections with their own design and information, each one independent of the other. To do it, we have a page type named: TabbedPage. Let’s learn how to implement it. What is a tabbed page? It’s a page that contains different tabs or sections that make possible the navigation between…
Applying MVVM design pattern
As Developers, we all want our code to work, but if we just write code, chances are we end up with a complex code, and really hard to read, we all want our code to be clean, organized and easy to read, that’s where Design Patterns come into play. But exactly why do we use it? Design patterns offers us…
Optimizing & Handling Images with FFImageLoading
At time to develop an application, if we need to add a lot of images, we know that the resource consumption will be increasing as many images as we add, thereby the memory of the device and the application performance will be affected. That’s why, in this article I will explain you a powerful way, to help improve the device performance and…
Creating Accordions in Xamarin Forms
Sometimes, we need to include in our ListViews, some additional options to make better the user experience and the usability on the screen. That’s why now I’m going to explain to you how to do an Expandable ListView (Accordion) in Xamarin Forms. Let’s see! Which steps do I have to do? 1⃣ Step one: Let’s create the Model In this example, we…
Learning to use Behaviors in Xamarin Forms
What is a Behavior? Behaviors let you attach a piece of functionality to an element in a view. This feature can be reusable and give us an easy way to do unit testing. Which steps do I have to do? 1⃣ Create the Behavior container class To add a Behavior in a control you must create a class which inherits from the Behavior<T> class.…
Getting started with Triggers in Xamarin Forms
Sometimes, we need to make some actions when an event happens or when a control property is changed. So, to do it Triggers are the solutions! With Triggers, we can add one or more actions to our controls, based on what do you want to do, maybe to make an action when a click event happens in a Button or when an Entry…
Easy way to create circle buttons in Xamarin Forms
I have seen a lot of people asking about how to create circle buttons in Xamarin Forms. I read about a quick and easy way to create that circle button effect so I have decided to make this post to share it as a reference. Let’s Start! Let’s see the properties There are two properties you can set to get…
Adding FallbackValue and TargetNullValue properties to BindingBase in Xamarin Forms 3.2.0
Sometimes when we work with bindings in Xamarin.Forms you may find yourself binding to a property that may or may not have a value assigned to it. For those situations the new and improved Xamarin.Forms version 3.2.0 contains two new methods to include in your bindings, those are FallbackValue and TargetNullValue. First of all… What do I need? Update the Xamarin.Forms version to the 3.2.0.…
UI surprises in Xamarin Forms 3.2.0
Hello!! Actually, it’s available Xamarin Forms 3.2.0 and now I’m going to show you some of my favorites new features. I hope this will be very useful for you! Let’s see!!! First of all… What do I need? Update the Xamarin.Forms version to the 3.2.0. What’s new? ? Editor Placeholder/PlaceholderColor Now, to make our Editor controls friendlier, it’s available to use two new…
Making clickable graphic controls with TapGestureRecognizer
At the time of creating a screen design, we add all the graphics controls that we need, some of they need to be a clickable controls, but.. what happened if not all of your screen controls supports the Click event? For example, some controls as Label, Image… There is a solution! Now I will teach you, how can we make unclickable controls, clickable.…
Getting started with Web Service consuming using Xamarin Forms
For months, I have seen a lot of people asking about how to integrate a database with Xamarin Forms or what is the most recommend database to use, among other questions. Now, I will show you that it’s possible to consume any data you want, without the need for a database connection. How? You just have to consume a Web Service that gives you…
Painting your screen with Xamarin Forms
Have you ever need to create an application with painting screen? ? Yes!! Me too. In this post, I’m going to explain step by step how to do it. Let’s see! First of all… What do I need? ✔ Add from NuGet Package the plugin: SkiaSharp Let’s start! You must add the following namespace on your xaml page: After this, you have to add…
Creating lines in Xamarin Forms
Often we have some application screen that design needs to be divided for a line and that is why now I wrote this article about how to do it. Let’s Start! It’s too simple, you just have to add a BoxView in your screen design. Making a review about what is a BoxView, this is a graphic control that allows to…
Little things that you might know to prepare your project
Usually I write about some plugin explanations, functionalities, ease of using some graphic controls, among other stuff, but in this post I want to cover some little things that are important when we are preparing an application and sometimes “May not be necessary” , “Because it’s not part of the code” or “Is just because you need a functional application”.. among a…