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1:ibatis reusing SQL fragments, introducing fragments using the "SQL" and "include" Tags:Typically, you would write:XML codeid= "Selectitemcount" resultclass= "int"> ID= "Selectitems" resultclass= "Item" >To eliminate duplicate fragments, we use the "SQL" and "include" tags. The "SQL" tab is used to contain duplicate fragments, and the "include" tag is used to introduce fragments:SQLID= "Selectitem_fragment">From items WHERE parentid = 6 sql>SelectID= "Selectitemcount"ResultClass= "int">SEL
Communication with activityAlthough the fragment implementation is independent of activity, it can be used for multiple activity, but each activity contains a different instance of the same fragment.Fragment can call the Getactivity () method to get the object of its activity easily, and then it can find the controls in the activity (Findviewbyid ()). For example:Viewlistview =getactivity (). Findviewbyid (r.id.list); Similarly, the activity can be fr
the novice an illusion, is to show Unity3d view, it must be integrated from these several interfaces, then this idea, is wrong, specific people can refer to this blog: http://forum.unity3d.com/threads/ using-unity-android-in-a-sub-view.98315/in this post, the U3d view is presented using a class that inherits from activity. in this case, there may be a problem before, if only inherit from those several classes, then the SUPPORTV4 package of fragment i
The difference between the use of the fragment in the app Pack and the fragment in the V4 package, and the need for a friend to refer to below. 1, try not to use the app package in the fragment, because this is after 3.0, the supported version is too high, in the lower version is not used. 2, Android.support.v4.app.Fragment: can be compatible to 1.6 version. 3, r
All said fragment easy to use, duang~~, and encountered problems, record, share to meet this problem classmate!1.fragment getactivity () is null when nesting fragmentActivity a nested fragment b,b nested fragment c,c jump to activity D, when activity D is finished, C is prone to burst getactivity empty. If your activit
ARouter works with Fragment: "Fetch fragment instance error" to handle exceptions. arouterfragment In the current project, ARouter is used to handle redirection and data transfer requirements in componentized development. It has been used smoothly. Today, an uncommon exception is encountered. Record it:Exception Information E/ARouter::: Fetch fragment instance e
Android fragment nested fragment solution, androidfragment Fragment is easy to use, duang ~~, If you have encountered another problem, record it and share it with those who have encountered the problem! 1. When fragment is nested, getActivity () is null. Activity A nested fragment
Fragment Loading methodThere are two ways to load a method, either by registering it in an XML file or by loading it in Java code.Registering in XMLFor example, defined in Fragment_demo.xml1 XML version= "1.0" encoding= "Utf-8"?>2 LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"3 Android:layout_width= "Match_parent"4 Android:layout_height= "Match_parent"5 android:orientation= "vertical" >6 7 Fragment8 Android:id= "@+
In Android, the open-source framework EventBus3.0 is used to implement communication between Fragment and the fragment open-source framework.1. Overview In the previous blog, I briefly introduced how to implement information interaction between fragment: Interaction Between Fragment and Activity in Android (two impleme
Create Fragment To create a fragment, you must derive a class from the derived class of fragment or fragment. Fragment code is written like activity. It has the same callback method as activity, such as oncreate (), onstart (), onpause () and onstop (). In fact, if you want
Viewpager switch Interface Fragment the problem of the destruction of the original link HTTP://WWW.CNBLOGS.COM/MONODIN/P/3866441.HTML1, the use of scene viewpager+fragment to achieve interface switching, Number of Interfaces >=3 2, Fragment life cycle, and activity life cycle comparison3, the problem description according to said, only when
There are multiple fragment in nested Viewpager,vierpager in fragment, do not show ...Many applications are now popular for a layout. There are several toolbar options at the bottom, which also have tab-like options.The bottom uses Radiogroup to control the fragment switch. The above has five fragment.The first fragment
1 How to run the Fragment method in Acitivty:First get the object of this fragmentXxxfragment Fragmentobject = (xxxfragment) getfragmentmanager.findfragmentbytag ("xx");2 How to run the activity in fragment:First: Let acitivity inherit the interfaceAnother: Use Getactivity () in fragment, but add Acitivity's name, namely:((mainactivity) getactivity ()). XXX ();3 assume that in
on it are shown in figure 3. In this figure, we can see how each status of the activity determines how the fragment can receive the callback method. For example, when an activity receives its onCreate (), fragment in the activity receives onActivityCreated () at most ().Once the activity reaches the resumed state, you can freely add and remove fragment in the ac
The difference between the use of the fragment in the app Pack and the fragment in the V4 package1, try not to use the app package fragment, because this is after 3.0, the supported version is too high, in the lower version is not used2, Android.support.v4.app.Fragment: can be compatible to 1.6 of the version,3. Questions about the use (1) Both App.fragment and v
Black screen switching solution between Baidu map Fragment and fragment black screen Many people who have used Baidu map are sad, and various bugs are unable to speak out. The most speechless phenomenon is the black screen phenomenon. For example, an Activity contains three Fragment, one of the Fragment nested MapView
When using Getsupportfragmentmanager (). Findfragmentbytag (tag) cannot be found, the return is empty, because I have to put the fragment into the return stack when I replace ().Ensure that the following methods are called: ft.addtobackstack (TAG);/*** Example of starting nested fragment from another fragment:fragment* newfragment = Managertagfragment.newinstance (Tag.getmac ()); Tagsactivity* tAct = (tagsa
Many applications are now popular for a layout. There are several toolbar options at the bottom, which also have tab-like options. The bottom uses Radiogroup to control the fragment switch. The above has five fragment. The first fragment, represents the home page. The home is another tab-like fragment, using Viewpag
Yii enables fragment caching, and yii enables fragment caching. Yii enables fragment caching. yii enables fragment this article describes how Yii enables fragment caching. For your reference, refer to: 1. in the main. php file, comp Yii enables the
Tags: Android style blog HTTP Io color ar OS usage Requirement: implement the effect. When I click item on the left and display the corresponding content to fragment on the right, for example, if I click Beijing, then, the corresponding "Beijing" character is displayed on the right fragment. The main code is as follows. There are special labels for special attention. Activity_main.xml: Xmlns:
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