android patch notes

the following is the Java folder and Res folder, in fact, here, the Java folder is equivalent to Src,res in eclipse or that res,4. Import projects from Eclipse to Android StudioFirst upgrade ADT to the latest version, currently with version number 22 (note that the components associated with ADT should be upgraded to avoid possible late errors)Select the project you want to export from Eclipse, right-click Export and select Generate Gradle Build File

Android handler learning notes, androidhandler Call Message. obtain () to obtain a message object from the message pool, instead of simply creating a Message object, which can save memory overhead. You can also use handler. obtainMessage (). In fact, it is the same. obtainMessage () is to return Message. obtain () Message. sendToTarget () is the same as handler. sendMessage (). The following method can

Android Development Notes-2, androidnotes-2 Summary: SDK, ADB, Active, Intents and Tasks -The Android SDK is made of mostly off-the-shelf components, plus some purpose-built components. in container cases, deployments, plug-ins, and extensions adapt these components to Android. the

Source codeCompiling the source code recursively invokes the Android.mk file in each project directory to compile the current project. The steps for compiling the source code are as follows:(1) Under Linux Terminal Input Command source build/envsetup.sh or. build/envsetup.sh(2) Select the target and set the compilation target using the lunch command(3) Compile the Android source code, execute command make to compile,4. Publish your apk as an

applications and manage the data model of an application.-A companion class, Contentresolver, enables other, the "Android system to find content providers.-due to it importance in Android, we provide a brief introduction here to writing a client that uses a content provider-activities Access specific content provider instances using the Contentresolver class and associated URLs as follows:Code from an acti

use the command line tool directly, it will help generate a Java file. Step 2: Compile the remote service and pass the stub object when connecting to the client through onbind.The testremoteservice. Java file is as follows: /* The Service provides a timer counter, which is implemented in runnable mode. Let's review the android learning notes (Sany): Example 3 in thread: Message and runnable. In order to av

Android Development Notes-2 Summary: SDK, ADB, Active, Intents and Tasks -The Android SDK is made of mostly off-the-shelf components, plus some purpose-built components. in container cases, deployments, plug-ins, and extensions adapt these components to Android. the Android

;Through the Context.getexternalcachedir () method can obtain to sdcard/android/data/{package_name}/cache/, stores the temporary cache data;These two directories correspond to the "clear data" and "clear cache" options in the app-to-application details, settings, respectively.An example of obtaining an external storage cache: /** * get the absolute path to expand storage cache ** @param context*/ Publicstaticstringgetexternalcachedir (Contextcon

Custom Toast for Android learning notes (1) layout (2) The Toast layout file to be popped up (3) class files Package com. lc. toastdialog; import android. app. activity; import android. OS. bundle; import android. view. gravity; import

line: Do you aggreeto the above license terms? [Yes or No]The installer is asking if you would like to comply with the license agreement you have just seen. Of course agree, enter "Y" or "yes" to return. Installing the software automatically installs the JDK into the/usr/java/directory.#vi/etc/profileAdd the following content to the insideExport java_home=/usr/java/jdk1.6.0_27Export Java_bin=/usr/java/jdk1.6.0_27/binExport path= $PATH: $JAVA _home/binExportclasspath=.: $JAVA _home/lib/dt.jar: $

this intent. In this parsing process, Android is judged by the three attributes of the action, type, and category of intent, judging by the following:1.1 If the action is specified by intent, the action must be included in the Intentfilter action list of the target component, otherwise it will not match;1.2 If the intent does not provide a type, the system will get the data type from it. As with action, the data type list of the target component must

layout below ...LinearLayoutxmlns:android= "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:orientation= "Horizontal" > TextViewAndroid:layout_width= "Fill_parent"Android:layout_height= "Wrap_content"Android:background= "#0045f5"android:gravity= "Center"Android:layout_weight= "1"Android:text= "1" /> TextViewAndroid:layout_w

Android learning notes-Intent (1)The Intent object is described as follows in the official Android API: It is a passive data structure holding an abstract description of an operation to be performed med. it is a data structure that abstracts the operations to be executed. Its function is to connect two different components while the program is running. The Intent

Android learning notes-custom Toast and androidtoast (1) layout (2) The Toast layout file to be popped up (3) class files Package com. lc. toastdialog; import android. app. activity; import android. OS. bundle; import android. view. gravity; import

Android learning notes: simple use of ListView, androidlistview (1) (2) Package com. example. listview1; import java. util. arrayList; import java. util. list; import android. r. anim; import android. OS. bundle; import android. app. activity; import

In Andriod Study Notes (3): Andriod program framework, we have a preliminary understanding of the main. xml file. This time, we will first learn the relationship between Activity and main. xml. Although we can use java code to compile the UI, the more common method is to use the XML-based Layout file, which is used to describe the relationship between the widget and the container. This makes it easy for us to read and design the UI independently, and

user interaction-typically filling the whole screens of an Android mobile Device-and A unit of execution. When you make a interactive Android program, you start by subclassing the Activity class.-how, then does one activity invoke another, and pass information about what is the user wants to do? The unit of communication is the Intent class. An Intent represents anAbstract description of a function that on

http://blog.csdn.net/klx502/article/details/40617497The link already shows how to create a phonegap project from the command lineThe theme is based on the previous "PhoneGap Learning notes-----phone3.4 android Build" extension.1. Create the project:2. Add platform support for the created directory:3.build This project, you can then import the Android project in E

$ ADBGo to the simulator console to view the shell. In addition, the total size of the obtained file is column_total_size_bytes. # PWD/mnt/sdcard/download# Ls-l---- Rwxr-x system sdcard_rw 6219229 test.mp4 View through download management Public void viewlog (view v ){Startactivity (New Intent (DownloadManager. ACTION_VIEW_DOWNLOADS));} Get real-time event trigger through BoardReceiver In the preceding example, you want to trigger the button after a download, and restore the first button to ena

Pay attention to data storage and recovery during switchover In the Android Study Notes (): During the switchover of the portrait screen, we have configured two layout methods, one for normal portrait and the other for landsapce. If there is only one layout, we will use the previous example to delete the xml file in layout-land/. Then, when switching the screen, the new screen will be adapted according to t