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Because of the use of fragment in the Startactivityforresult, so the first direct use of Activity.startactivityforresult (intent, 0); The discovery of such a use would first jump to the Onactivityresult in Fragmentactivity. At this time, you can really deal with 3 fragment in fragmentactivity, we can choose to jump to 1th or 2nd and 3.But the onactivityresult in fragmen
interaction of fragment and activityAn instance of fragment is always directly related to the activity that includes it.Fragment is able getActivity() to obtain an instance of activity by means of a method. You can then invoke some methods such as Findviewbyid ().Such as: View ListView = getactivity (). Findviewbyid (r.id.list); However, note that when calling Getactivity (),
The activity managed fragment needs to do the following two points:1. Arrange the position for the fragment view in the layout;2. Manage the life cycle of fragment instances.The life cycle of fragment: Reference:http://www.cnblogs.com/purediy/p/3276545.html Fragment
1, static use of fragmentfragment is part of the UI of the activity, embedded in the activity, where multiple fragment can divide an activity into parts, which are used more in a large-screen cell phone or a tablet computer, This way, you don't have to use more than one activity to switch to such trouble. Of course fragment also can not show, only in the background to deal with some data, this article will
Original URL: http://www.cnblogs.com/mengdd/archive/2013/01/11/2856374.htmlInteraction of fragment and activityAn instance of fragment is always directly related to the activity that contains it.Fragment can use getActivity() methods to get an instance of the activity, and then you can invoke methods such as Findviewbyid ().Such as:View ListView = getactivity (). Findviewbyid (r.id.list); However, when cal
Android basic notes (18)-Fragment, androidfragment Blog sentiment end-start What is Fragment? Add fragment to Activity in two ways Fragment Lifecycle Fragment backward compatibility Communication between Fragment Blog se
Fragment is a behavior or part of the user interface in activity. You can combine multiple fragment into a multi-region UI on a single activity and can be reused in multiple activity. You can think of fragment as a module part of activity that has its own life cycle, receives its own input events, and can be added or deleted while the activity is running.Two conc
Fragment popular is a fragment, can not exist alone, meaning must be attached to activity, generally there are two ways to add fragment to activity, divided into static, dynamic.Static is right-click, set up a fragment, select Blank, in the activity layout directly add Fragment
[Android Development] Fragment development 1, androidfragment I have always known that Fragment is very powerful, but I have never been able to learn it. Now I have some free time, so I just went to get started with Fragment. I will also write down my learning process. If there are any shortcomings, I hope you can correct them and make progress together! 1.
In an Android app, I use Fragmentpageradapter to handle cross-slide of multiple Fragment pages. But I ran into the problem that when the Fragment corresponding dataset changed, I wanted to be able to trigger the Fragment page to use the new data to adjust or regenerate its contents by calling Madapter.notifydatasetchanged (), but when I called Notifydatasetchang
Preface: The previous article explained Viewpager's common realization method, but the Android official most recommended one kind of realization method is uses the fragment, below we use fragment to re-realize the first "Viewpager detailed (a)---basic introduction" The effect that is achieved. Series Articles: 1, "Viewpager detailed (a)---basic introduction" 2, "Viewpager detailed (ii)---four functions" 3
Fragment Series Articles:1, Fragment full analytical series (a): Those who have stepped on the pit2, Fragment full analytical series (ii): Correct use of posture3, fragment of my solution: fragmentationIf you read through the first two of the series, I'm sure you can write the frag
Can be divided into the following sections: Using the Support library Create a fragment Create a dynamic UI Communication between multiple fragment 1. Using the Support libraryIf your app needs to be running in versions 3.0 and older, you can ignore this part of the content.If your app uses versions below 3.0, 1.6, and above, you'll need to use a support library to bu
1. What is a fragment?Fragmentation (Fragment) is a UI fragment that can be embedded in an activity, which allows the program to make more reasonable and full use of the space on the large screen, so it is widely used on the tablet. Although fragmentation should be a whole new concept for you, I believe you should learn effortlessly, because it is so much like ac
Directory (?) [-] A what is fragment two fragment life cycle three fragment two ways to add Addreplace 42 ways to add performance comparisonView CodeI remember the first contact fragment, feel good cow fork components, can do a lot of activity can do things, auxiliary activity let function can do more powerful, once wr
Normally fragment as part of the host activity UI is embedded as part of the activity's entire view hierarchy.There are 2 ways you can add a fragment to activity layout:I. Declare fragment in the activity's layout fileYou can specify the Layout property (sdk3.0 later) for fragment as you would for a view.The example is
Objective Lazy load, is when the fragment is completely visible when we go to load data, we do application development, one Activity may be viewpager (or other containers) with multiple fragment to use, and if each fragment need to load data, or loaded locally, or loaded from the network, it activity becomes necessary to initialize a large amount of resources at
Fragment EssenceFragment is essentially a view's container and controller, and fragment is the fragment of activity.What is activity? Activity is one of the four components, because the LMK (low memery Killer) mechanism, 4 components is the components of the Android system, 4 components is the function we provide to the user carrier, 4 large components or we prov
One: what is fragmentFragments, fragments. The aim is to solve the dynamic and flexible UI design for different screen resolutions. A large screen such as a flat screen, such as a mobile phone, is designed so that it has more room to put more UI components, and the extra space to store the UI makes it more interactive, resulting in fragments.Fragments modify the layout configuration for different screen sizes in active activity (small screens may show one clip at a time, while large screens can
need to know before use 2017-7-14 Update: There are some problems such as opening the display blank interface for the first time, but clicking on it, or switching back and forth and changing the Blank interface. These questions I still do not know how to solve, the later time will be specific to analyze how to solve the problem. So if you want to use this code, I want to consider that my own small application is not encountering these problems at the moment. effect Let's take a look at the effe
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