android patch notes

Property Animation in Android -- Android development art exploration notes Animator was first introduced in Android 3.0. Compared with the previous Animation framework, Animator is more flexible and has more functions. It is officially recommended to use Animator instead of Animation. Before 3.0, you can use nineoldand

Android learning notes-App Initial Startup interface implementation, android-app When many apps on android phones start, an image is displayed first. as the beginning of the app, the image is transient. This image usually uses the app icon as an advertisement. For example: Its implementation method is very simple.

[Android Notes] widgets and Android WidgetsWhat is a Widget? The App Widget is a desktop tool provided by android. It can be embedded into the desktop and can regularly update its own data.As shown in: How to Create widgets? The following components are required to create a Widget: 1 AppWidgetProviderInfo: This class

() { Android.applicationVariants.all {v- if (V.name.endswith (' Debug ')}) { String name = V.name.capitalize () dependsOn "Install$name"}} }The DependsOn method shows that this is part of the configuration phase, not execution. Each variant of the name, like Friendlydebug, is capitalized (Friendlydebug), and then the corresponding installation task (INSTALLFRIENDLYDEBUG) is added to the installdebugflavors task.This mission is in the configuration phas

), a Click event cannot be triggered on a previous system on Android3.0, whether it is a view animation or a property animation, and the old location can still trigger a click event. Although the view is already visually absent, the click event in the original location continues to take effect after the view is moved back to its original location. Starting at 3.0, the Click event Trigger position of the property animation is the position after the move, but the view animation is still in its ori

It is necessary to give a hint before the user exits the application, because it is possible that the user does not really want to quit, but just accidentally pressed the return key, most of the practice is to give a dialog before the application exits, I think this is not very friendly, users have to move their fingers to press the dialog button. Personally feel "Press again return key exit program" is best practice, the implementation is also very simple, directly on the code:1 Private LongExi

Cause Analysis:This situation is caused by version inconsistency, this invalid directory is not the current compile time generated, it is possible to debug the case, generated.Since the 1.6 version was previously only drawable a picture resource directory. SoWorkaround One:Modify the project version to more than 1.6.Workaround Two:Delete the error crunch folder directly in the project.Then run, fix it ~Reference Original: http://blog.csdn.net/studynote/article/details/22147461"

Broadcast receiver registration A total of two forms: static registration and dynamic registration.The difference between the two and their received broadcasts:1. Dynamically registered broadcasts are always faster than statically registered broadcasts, regardless of the high priority setting of the static registration, regardless of how low the priority of the dynamic registration >\2. Dynamic registration broadcasts are not resident broadcasts, which means that the broadcast follows the activi

is parsed./*** Blog list return value processing *@paramJsonarray Blog List*/ Public voidBlogresulthander (Jsonarray Jsonarray)throwsException { for(inti = 0; I ) {Jsonobject jsonobject=Jsonarray.getjsonobject (i); HashMapNewHashmap(); Itemhashmap.put ("UserName", Jsonobject.getjsonobject ("Blogusersset"). GetString ("Usernickname"))); Itemhashmap.put ("Createtime", Jsonobject.getstring ("Blogcreatetime")); Itemhashmap.put ("Title", Jsonobject.getstring ("Blogtitle")); Itemhashmap.put ("Con

Android Development notes (11) -- DialogFragment click to listen, android development fragment Reprinted Please note: http://www.cnblogs.com/igoslly/p/6931519.html DialogFragment Usage click to listen /* DialogFragment is a pop-up box for displaying an interface on the Activity, such as an input box, a warning box, and a confirmation box.* DialogFragment separ

Android 18th-day notes-simple animation, Android 18th -- Title: animation Animation 1. Compensation Animation 2. Translation FromXType: where does the fromXValue start from? 0 indicates the current position toXType, where is the type toXValue, and where is the coordinate fromYType? Where does fromYValue start from, 0 indicates the current position from toYType to

of the current interface, that is, the view set by Setcontentview is a child view of it.The distribution process for top-level view-to-click eventsViewGroup, Dispatchtouchevent, onintercepttouchevent, OnTouch or ontoucheventTop view is generally a viewgroup. After intercepting the event, if ViewGroup set the Montouchlistener, the Ontouch method in listener will block out ontouchevent. If Ontouchevent is set to Monclicklistener, the onclick in the listener is called. If ViewGroup is not intercep

found:/usr/bin/ld: cannot find -lncursescollect2:ld1 exit statusmake: *** [out1Workaround:sudo apt-get install lib32ncurses5-devError found:dalvik/vm/native/dalvik_system_zygote.cpp: in function ' int setrlimitsfromarray (arrayobject*) ': dalvik/vm/native/dalvik_system_zygote.cpp:194 : Error:aggregate ' rlimit rlim ' has incomplete type and cannot be defineddalvik/vm/native/dalvik_system_ Zygote.cpp:217 : Error: ' Setrlimit ' was not Declared in this scopemake: * * * [out /host/ LIN

of the intent must be either content or file.The following method can match his intent.setDataAndType(Uri.parse("file://abc"),"text/plain"); At lastThe rules for Intent-filter are the same for service and Broadcastreceiver, but it is recommended to use the display method to start the service as much as possible.When using implicit intent, it is possible to make a judgment on whether or not there is a corresponding activity, in case of an error. Use the Resolveactivity method of Packagemanager

Android learning notes: AutoCompleteTextView auto-filling case, android auto-Filling (1) There are two methods to implement the AutoCompleteTextView function: one is manually configured, another summary is the data made through the xml file (of course, it can also be obtained through online resources) Here we only talk about the first two types! (2) The layout P

Phonewindow is the only implementation of this class.Decorview is the underlying container of the current interface. That is, the view set by Setcontentview is a child view of it.The distribution process for top-level view-to-click eventsViewGroup, Dispatchtouchevent, onintercepttouchevent, OnTouch or ontoucheventTop view is generally a viewgroup.After intercepting the event, assuming that ViewGroup set the Montouchlistener, the Ontouch method in listener will block out ontouchevent. Suppose On

: The meaning of each field I'm not going to talk about it here, I don't understand. The previous several "Android development notes of the custom Combination control" has been said, write well just in the constructor loaded in Public SwitchView (context, AttributeSet attrs) { Super (context, attrs); Get the custom attribute TypedArray ta = context.obtainstyledattributes (a

Recently made a login dialog box, in the acquisition of data errors, when running the automatic panic.Error statement:EditText Passwordeidttext = (EditText) Findviewbyid (R.id.userpasswordeidttext); Send textString message =passwordeidttext.gettext (). toString ();should be modified to:EditText Passwordeidttext = (EditText) Dialogview. Findviewbyid (R.id.userpasswordeidttext); Send textString message =passwordeidttext.gettext (). toString ();Resources for Online Search:Get a custom dialog boxFin

(i) Global access to the context1. Create Applicationutil class inherits from Application class:1 Public classApplicationutilextendsApplication {2 3 Private Staticcontext context;4 5 @Override6 Public voidonCreate () {7Context =Getapplicationcontext ();8 }9 Ten Public StaticContext GetContext () { One returncontext; A } -}2. In the Androidmanifest.xml file, change the Name property of the application tag (if no attribute is added) to: Package name. applicationutil.

In the Android project, we often need to refer to third-party dependent package library, you may encounter the following reference error questions:Re-open the display management error after setting up the library is reference there is a red fork, Eclipse did not error.Then it is possible because:under the Windows system , your project is not in the same drive or directory as the library project you are referencing. Because if the ANDROID.LIBRARY.REFER