For a self-encapsulated menu custom menu list, you must first create a class to inherit the activity, so that the class that calls the custom menu can be directly inherited.
Package com. CNG;
Import java. util. arraylist;Import java. util. hashmap;
Import Android. App. activity;Import Android. App. alertdialog;Import An
Android allows you to slide the user list information and select Delete.
During project development, you often need to delete the user list information. There are two common deletion methods in Android, one is similar to sliding the delete button, and the other is selecting through the CheckBox and then deleting throug
I have studied the implementation of drag-and-drop ListView for a long time and have benefited a lot.In view of the fact that the content on the Internet is small and simple, and the specific implementation process may be helpful to everyone, in order to be detailed without distortion, we will analyze it step by step and divide it into two articles.
I. preparation.
1. RequirementsPreliminary: implement the drag-and-drop effect of the List (For details
Transferred from: http://blog.csdn.net/yabg_zhi_xiang/article/details/51727844Set the default value in the system in Settingsprovider, we can frameworks\base\packages\settingsprovider\res\values\ Default.xml file to see some of the common default values, this time I will explain in detail the meaning of the default. Of course, this is not all the default values, and all defaults are worth defining to view in Frameworks\base\core\java\android\provider\
Android Complete open source project, not including various components of the projectCommunity Client
Oschina Client: Oschina website client, WP version, iOS version have open source, a community-based client, including login refresh all kinds of sight
Four meta Sina Weibo client: The application of Weibo is blessed
EoE Client: EoE website Android client, this client uses Sliddingmenu and o
province error:" + E. getmessage ());}}
@ OverridePublic void onnothingselected (adapterview // Todo auto-generated method stub}};
String selectedcity = ""; // The selected city from the drop-down list// City drop-down box eventPrivate onitemselectedlistener cityselectedlistener = new onitemselectedlistener (){@ OverridePublic void onitemselected (adapterview Int position, long ID ){Try {Spinner spcity = (
I thought using list in Android should be a simple task, but -- I am wrong! I have been reading books, followed by book examples.ProgramI learned to write a list, but I still have no skills. Today, I suddenly saw a video tutorial, and I felt a little confused. This video tutorial is www.mars-droid.com, beginners can download learning, or very good, painted color!
This article describes a method for Androdi to get a list of mobile apps, such as acquiring software properties, size and application paths to Android apps, app names, and so on, to get a list of all installed Android
after a phone lock screenAndroid.permission.WAKE_LOCKAllow applications to write to network GPRS access point settingsName= "Android.permission.WRITE_APN_SETTINGSAllows an application to write to the user's schedule, but not readableAndroid.permission.WRITE_CALENDARAllow applications to write call logsAndroid.permission.WRITE_CALL_LOGAllow applications to write to contacts, but not readableAndroid.permission.WRITE_CONTACTSAllow applications to write to external storage, such as SD card write fi
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
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
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
An example is provided to summarize the basic usage of ListView.
1. Create a project: ListViewDemo.
2. Code in main. xml.
[Html]Android: layout_width = "fill_parent"Android: layout_height = "fill_parent"Android: orientation = "vertical">Android: layout_width = "fill_parent"Android
are commonly used in WiFi operations are as follows, and a list showing the demo of WiFi hotspots is given below. The layout of the 1.activity is simple and a listview,activity_wifi_list.xml content is as follows:"http://schemas.android.com/apk/res/android"Xmlns:tools="Http://schemas.android.com/tools"Android:layout_width="match_parent"Android:layout_height="match_parent"Android:paddingbottom="@dimen/activ
Java basics of Android-a blood case caused by a list box and Practical Application of java packing and unpacking
To improve code encapsulation and readability, I pulled some of the AsyncTask inheritance internal classes that I had previously worked on to a single folder, but this pull made a mistake!
My application business is that there is a min_question_id (int) to record the currently read server-side da
Original: Android ListView Complex List Optimization Practice Many social apps will inevitably involve complex list element implementations, a list of potentially large numbers of images, an indefinite list of comments, and a num
The list of files in the SD card is displayed through ListView in Android there are two methods, one is: Through the inheritance listactivity display, the second is: use Baseadapter display. Baseadapter is a common base class adapter that provides display data for some controls, such as ListView and spinner. Here are the steps to use the Baseadapter class to display the SD card via ListView:
1.main.xml int
is the Simpleadapter parameter list.* @param context* @param Resources* @param list* @param from* @param to*/public Myadapter, int,arraylistSuper ();This.context = context;This.resources = resources;This.list = list;This.from = from;This.to = to;}
/*** The remaining problem is to implement the baseadapter in sequence*/@Overridepublic int GetCount () {//This me
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