Recyclerview

Here, we’ll see a custom recycler view that would allow you to load list items as and when required. We’ll use scroll movement to calculate the correct instance to load more items. We’ll start by making a custom class “LoadmoreView” which would extend RecyclerView, define a variable offsetScroll which…

RecyclerView is a widget for displaying lists of data. It recycles or reuses item views to make scrolling more performant. It can specify a list of item layout for each item in the data set. It supports animations and transitions. To use the RecyclerView follow the steps: Step-1: go to build.gradle(:app) add implementation ‘androidx.recyclerview:recyclerview:1.2.1’ in dependencies{....} Step-2: create new resource file by going res>layout>New>Layout Resource File give appropriate name to it e.g. item_view.xml

Often times we are faced with the scenario where we may need to bind data which may have similar fields but object is of different type like the one below: { motorcycle : {color: "red", model: "sport", engine: "v8"}, bicycle : {color: "blue", model: "mountain"} } And the following data…

If you are working with lists, you have probably used adapters. On Android we mostly use RecyclerView. This story is not about RecyclerView. It is related to the Layout Manager we use in RecyclerView. A LayoutManager is responsible for measuring and positioning item views within a RecyclerView as well as…

Paginating helps you load small chunks of data at a time. Loading partial data on demand reduces usage of network bandwidth and system resources. When using Cloud Firestore database, pagination can easily be achieved using query cursors. With query cursors, you can split data returned by a query into batches…

Introduction Hi folks! In this article, I will try to give you the answer to the question of how to solve a real problem by using RecyclerView with different view types. Enjoy :) The problem : I have a list of <PhotoModel> which contains photo’s path, coordinate etc. …

Giriş Merhaba arkadaşlar, bu yazımda sizlere RecyclerView’ı farklı view tipleriyle beraber kullanarak gerçek bir problemi nasıl çözeriz sorusunun cevabını aktarmaya çalışacağım. Keyifli okumalar :) Problem : <PhotoModel>’lerden oluşan bir listem var. Bu model fotoğrafın path’ini ve koordinat bilgisini vb. değerleri tutuyor. …

RecyclerView 是幾乎所有App都會放入與使用的熱門元件 透過adapter與itemView 能漂亮的實現可滑動的列表，我們也希望每個itemView都能有相同的間隔，呈現給使用者整齊一致的畫面 而菜雞如我，一開始都是在itemView的設置margin or padding，例如設置maringTop = 10dp ，讓每個item都與下一個有相同的間隔，但最後一個item卻沒有顧慮到，所以還要再recyclerView外層去設定 而這並不是一個正確且聰明的方法，但 Decoration 能完美解決這個問題 ~ 自定義itemDecoration 我們可以透過自定義的Decoration，來達到我們想要呈現的間距 CustomItemDecoration 要使用自定義的分隔效果，必須先創立一個物件繼承ItemDecoration，然後去覆寫裡面的 getItemOffests，裡面我們有四個參數可使用