android fragment tutorial

Recently things have been very busy, a new project to rush out, but many functions have to redo, has been writing code, Debug. Today, because a new program to use fragment to do, although the previous use of fragment, but did not study carefully, today by writing an article to record the use of fragment. This article mainly refers to the introduction of the

the activity's layout with the fragment tag by declaring fragment in the activity layout file, or add it to an existing viewgroup using the application source code.　　 But fragment is not a set to be part of the activity layout, fragment can also work stealth for activity.3.1 Declare

:: When the Fragment inherits the ListFragment,The onCreateView () method does not need to be overwritten.Because a ListView object is returned by default. [Java]View plaincopy Public View onCreateView (LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState ){ View view = inflater. inflate (R. layout. list, null ); Return view; } (2) Add Fragment to Activity 1)

Objective The Android fragment lifecycle is similar to activity, and may actually involve data transfer, Onsaveinstancestate State preservation, Fragmentmanager management and transaction, Toggle the animation. Let's start with a brief introduction to the life cycle of fragment. In general, you can tell by name what each life cycle is. Appcompatactivity is

Android Fragment, androidfragment Since Fragment appeared, I have been talking about Fragment for a while. I feel like you can talk about anything with Fragment. I have to ask if Fragment can be implemented ~~~ Haha, isn't it a bi

Android Fragment everything you should know, AndroidFragment Reprinted please indicate the source: bytes] I wrote two Fragment introductions a long time ago, mainly about its functions: the real full parsing of Android Fragment (on) and the real full parsing of

(navigate backwards) at the fragment level. When you add a fragment to an activity, it must be placed in the ViewGroup control, and you need to define fragment's own interface. You can declare fragment in the Layoutxml file, the element is: Next, how to use fragment, including how to maintain your state when

The following is a detailed analysis of the use of Fragment. If you need a friend, please refer to it. Recently, things are very busy. A new project is coming out, but many functions need to be re-implemented, and code and Debug have been being compiled. Today, a new program uses Fragment. Although Fragment has been used before, it has not been carefully studied.

Fragment is the new concept of Android Honeycomb 3.0, fragment is known as fragmentation but is very similar to activity, below describes the role and usage of the Android fragment. Fragment used to describe some behavior or part

Android Fragment analysis, androidfragment 1. How is Fragment Generated? 2. What is Fragment?Android runs on a variety of devices, including cell phones with small screens, ultra-large screen tablets, and even TVs. For the screen size gap, in many cases, a set of apps are fi

Fragment return view; public void Updateview () {//does something to update the fragment}} Fragmentpageradapter and Fragmentstatepageradapter have a slightly different management of fragment, and before we examine the difference in detail, we first feel it in two more intuitive ways: Through two pictures intuitive contrast between fragmentpageradapter and F

string and other serialized data types. There is also an exception in Android: http://developer.android.com/intl/zh-cn/reference/android/os/TransactionTooLargeException.html This anomaly is literally not difficult to understand, is the transmission of data is too large exception. In the description, the current Android system is limited to the size of the appli

Since fragment appeared, there has been a period of time, feel that we talk about what can talk with fragment about the relationship, do anything to ask under fragment can realize not ~ ~ Ha, is not a bit over ~ ~ ~ In order for the interface to be better displayed on the tablet, Android introduced the

Category: C #, Android, VS2015;Date Created: 2016-02-22 I. INTRODUCTIONAndroid has introduced the concept of fragment from 3.0, primarily to support more dynamic and flexible UI designs on large screens, such as tablets. Because the tablet screen is much larger than the phone screen, there is more room to assemble and swap the UI components.Perhaps you can understand it faster: compared to WPF, if you think

Binding of Fragment and Activity in android LearningRecently, the project is busy, and the boss won't let me do android anymore. In short, there will be a lot of things for quick development. As long as the problem can be solved, it is a good way, but from a personal perspective, quick development makes it impossible to gain an in-depth understanding of some tech