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How does Android achieve full list selection? Background:In the list of "Shopping Cart", "my attention", and "shipping address, often, the UI Designer adds a "select all" checkbox (called its parent checkbox) to the outer Activity, and the subcheckbox exists in every item in the list, that is, listitem, while listitem

Drag the icon on the panel to the interface, and add the following code in res/strings. xml: First, add the description text of the List header; The second item is the content of each item in the list; Finally, modify related items in Properties, such: The activity_main.xml list is as follows: Android: id

The project implements the following functions:Get Mobile album, click on each album to enter the picture list of the album interface, in the Picture list interface can achieve multiple selection of pictures, and then into the selected image interface, in this interface can achieve the selected image upload and other functions.The biggest feature of the project:1, to obtain a

Learning to develop Android for a year, think about this year's efforts, and indeed harvest a lot. Also found a better job. Today you are ready to share a project that was previously practiced in the beginner stage. Through this project I really found the development of the feeling of Android software, and gradually entered the formal development of Android. This

drawing process of friends, please refer to my article "you learn the framework of the Celtics brother" activity interface display full resolution.SummarizeUntil now, we finally know why the Jane book Android client is stuck, and we summarize Due to the multi-tab design, resulting in a serious interface layout, not the system layout, there are more than 14 layers Due to unreasonable interface, the partial layout is redrawn seriously

effect of outer spacing. How to do not set the offset, the previous layer is completely blocked behind the layer, so you can not see the subsequent layer effect. For example, the above example, the tab background in the white background set Android:bottom to see a little red background. So what happens if the offset is set to a negative value? After verification, the offset of the excess will be truncated to see, do not believe you can try it yourself. Sometimes it's useful, like when I want to

This article reproduced: http://blog.csdn.net/aminfo/article/details/7847761The first step: the first piece of material, the following materials are placed in the Res/drawable directory:The second step: on the animation animation-list frame layout file, there are 2, one is to display the animation sequentially, one is the reverse display animation, the file is stored in the Res/drawable directorySequential display of animation files: Animation1.xmlXML

Android App Development-Wizards CSDN Blog client's get comment listThe previous blog introduces the specific content of the blog's Business logic implementation, this blog introduces the wizard csdn blog client's last feature. Get a list of comments, the implementation of this feature is not the same as the previous to get the article list and article specific co

In Android, the Spinner is the automatically displayed style of the drop-down menu and AutoCompleteTextView. It is equivalent to the The Spinner Widget drop-down menu and AutoCompleteTextView provided in Android are very easy to use and style is also applicable,However, we can change the style of the drop-down menu by defining xml.Create an xml file in the layout directory with the name (activity_main.xml )

the list Loads Progressbar = new progressbar (this ); Progressbar. setlayoutparams (New layoutparams (layoutparams. wrap_content, Layoutparams. wrap_content, gravity. Center )); Progressbar. setindeterminate (true ); Getlistview (). setemptyview (progressbar ); // Must add the progress bar to the root of the layout Viewgroup root = (viewgroup) findviewbyid (Android. R. Id. content ); Root. addview (progres

Stickylistheaders library, by copying src/com/handmark/pulltorefresh/ Library/pulltorefreshlistview.java class, New Pulltorefreshpinnedsectionlistview.java class;2. Modify the Createlistview () method in the Pulltorefreshpinnedsectionlistview class, commenting the following code [Java]View Plaincopyprint? if (VERSION. Sdk_int >= version_codes. Gingerbread) { LV = new InternalListViewSDK9 (context, attrs); } else { LV = new Internallistview (context, attrs); //} Add

(new string[size]);2. The array is converted into a list. Call the Aslist method of arrays.Aslistpublic static This method also provides a convenient way to create a fixed-length list that is initialized to contain multiple elements:List stooges = arrays.aslist ("Larry", "Moe", "Curly");Parameters:A-an array of supported lists.Return:Specifies the list view of t

Previous article, [Android plugin Development Atlas first experience] (http://blog.csdn.net/sbsujjbcy/article/details/47446733), a simple introduction to the entire process of using Atlas, but if you have not practiced the estimate is still confused, starting from this article, Slowly cut into the details. The topic of this article is to generate a list of plugin information.Careful you may find that in the

Address: http://www.androidba.net/deleted-android-apps/ By default, the Android mobile phone system comes with a lot of useless applications. Some guoxing mobile phones even have some built-in applications with promotional properties (suchDaily browser ). These applications are rarely used at ordinary times, but because they are built-in to the system, they are embedded in the mobile phone like psoriasis

directory is for app private or other apps to read and write.Example: Context.getdir ("Dir1", mode_private): /data/data/com.srain.cube.sample/app_dir15. Pay special attention to external storage, access to $cacheDir or $filesDir and below the pathUnder API Level 8, or if there is not enough space, the associated method will need to be constructed when the path is empty.@TargetApi (version_codes. FROYO) Public StaticFile Getexternalcachedir (context context) {if(Build.VERSION.SDK_INT >

In Android Studio, how does Git update the local remote branch list ?, Androidgit For example, if your colleague adds branch xxx in Git's remote branch, but you find that when you view the existing branch in Android Studio, you cannot see the branch he added. If you view branch, please stamp this: how does Android Stud

) {returnGroupdata[groupposition]; }@Override Public int GetGroupCount() {returnGroupdata.length; }@Override Public Long Getgroupid(intGroupposition) {return 0; }@Override PublicViewGetgroupview(intGroupposition,Booleanisexpanded, view Convertview, ViewGroup parent) {View view =NULL;//menu if(groupposition==0) {view = Inflater.inflate (R.layout.menu,NULL); View.setlayoutparams (NewLayoutparams (ViewGroup.LayoutParams.MATCH_PARENT, the)); View.settag (1); TextView bt

Recently I made an android music player. I personally felt that the most difficult part was "playing back" and "playing list", but I finally found the implementation method. Different people may implement different methods. Here I will share some of my implementation methods for the "playlist" module. "playing back" will be introduced in the next blog, I hope you can share some of your ideas.

Summary of various wonderful issues in android-list view For list view, everyone must love and hate it. Based on the list view layout, as long as you are creative, you can write a variety of list views with good performance and cool interfaces. Therefore, you may encounter

Android n the language list before and N has changed a lot, into the language list, you can see 1, the above box is the system user selected language (Android n users can choose several languages, ranked first is the system language), the following box is a language to add the button, After clicking, you can add the la