Download Android Development sdk ndk and android development sdkndk
Version 2014.7
ADT BundleHttp://dl.google.com/android/adt/adt-bundle-windows-x86-20140702.zipHttp://dl.google.com/android/adt/adt-bundle-windows-x86_64-20140702.zipHttp://dl.google.com/android/adt/adt-bundle
)
2
Onmeasure
Measure the size of the view (don't care for the moment)
3
Onsizechanged
Determine the view size (record the width of the current view)
4
Nlayout
Determine the child view layout (No child view, no care)
5
OnDraw
Actually draw the content (draw a pie chart)
6
Provide interface
Provides an interface (provides an interface for setting data)
The code is as follows:
public
A related download
(1) Java JDK Download:
Enter the page: http://java.sun.com/javase/downloads/index.jsp (or click to download directly) as follows:
Select the Download jdk to download only the JDK, without downloading the JRE.
(2) Eclipse download
Enter the page: http://www.eclipse.org/downloads/(or click Download: bt download http download) as shown below:
We chose the first (that is, the Eclipse IDE for Java EE developers)
(3) Download the Andr
First, build the Android development environmentGetting ready: Download Eclipse, JDK, Android SDK, ADT Plugin: eclipse:http://www.eclipse.org/downloads/Jdk:http://www.oracle.com/technetwork/java/javase/downloads/jdk7u9-downloads-1859576.htmlAndroid sdk:http://developer.android.com/sdk/index.htmlAdt:http://developer.android.com/tools/sdk/eclipse-adt.html1. Install and configure the Java Development environme
Today, I saw an iOS written by the Turing machine people, directly to the official website (http://www.tuling123.com/openapi/) looked at the API access, too simple, just a GET request ~ So, wrote an android version of the robot, no technical content, But it is very fun ~ just last night to see their favorite Qin when the moon, hey, little Pixiu, is my robot pet! ~
This is an Android intelligent chat robot
Tags: github tle window remove line MoS CEP Pass source
3.1 Android Control architecture
Measurement of 3.2 view
Drawing of 3.3 view
Measurement of 3.4 ViewGroup
Drawing of 3.5 ViewGroup
3.6 Customizing View
3.6.1 to expand the existing space
3.6.2 Creating a composite control
3.6.3 rewrite view to achieve new space
3.7 Custom ViewGroup
3.8 event interception mechanis
Android development interview post-3. common Android advanced pen questions, android advanced
Follow finddreams blog: http://blog.csdn.net/finddreams/article/details/44301359In the previous article, we have learned some basic questions about the Android test. Android develo
Android learning route (2) create an Android project, route android
An Android project contains all the files including the Android app code. The Android SDK provides default project directories and files to create a project.
This
Android x86 is used for android Application Development. android Application Development
Android bus. id: android_bin
I. required tools:
1. virtual Machine Software (this article uses virtual Box as an example ),
2. android x86 image, large.
2. Install the
Android learning route (3) run your Android app, route android
If you have created your Android project according to the previous lesson, it contains the default "Hello World" source file, allowing your project to run immediately.
How do you run your application? Two things: Whether you have a real
My Android advanced tour ------> Android implements music oscilloscope, balancer, bass and audio field functions, and android advancedThis example is from the crazy Android handout. To implement specific functions, you need to understand the following APIs:
MediaPlayer Media Player
Visualizer Spectrum
Equalizer
Ba
Android development, permission acquisition, and android Development Permission
Turn: http://blog.csdn.net/yawinstake/article/details/6748897
Access registration attributes
Android. permission. ACCESS_CHECKIN_PROPERTIES, read or write the permission to register the check-in database Attribute Table
Get error location
Access registration attributes
Android. Permission. access_checkin_properties, read or write the permission to register the check-in database Attribute Table
Get error location
Android. Permission. access_coarse_location, which uses WIFI or mobile base stations to obtain the user's incorrect latitude and longitude information. The positioning accuracy is roughly 30 ~ 1500 meters
Get
Hello everyone, this section is to share some of the Android image special effects processing tips, such as rounded corners, reflection, there is a picture scaling, drawable into bitmap,bitmap into drawable and so on.
Talk less, directly to explain today's example, this example is mainly to get wallpaper (Getwallpaper ()), and then some of the current wallpaper effects processing. Step by step:
The first step: a new
can be the interception of the image first compression, after all, the late still need to blur, that is, this image is compressed does not affect the fact that we are blurred (because to the end is blurred). In fact, when we compress the image, we find that the blur effect of the picture is different under the same blur radius, as shown in the following two figure:
The reason is: Gaussian fuzzy algorithm to determine the color of a point is through the point near the other points to obtain t
. This is a security mechanism. For Android, the final apk file contains the Dex type of file, Dex file is the class file repackaging, packaging rules are not simply compressed, but the class file inside the various function tables, variable table optimization, resulting in a new file, that is, Dex file. So loading this special class file requires a special ClassLoader dexclassloader.
Ii. the practical application of the Dexclassloader method
Suppos
[Android development diary] explores Android Service for the first time! Service Startup + gravity sensing + pop-up window + keep running, exploring androidPreface:
I am writing a small program recently. The demand is that the cell phone will pop up as soon as it is shaken. The first time I used the Service, I learned how to use it for two days. I realized a Service pop-up window, started the Service, start
The number of rows of tablelayout is directly specified by the developer, that is, the number of tablerow objects (or view controls.
The number of columns in tablelayout is equal to the number of columns in tablerow with the maximum number of child controls. For example, if the first tablerow contains two sub-controls, the second tablerow contains three, and the third tablerow contains four, the number of columns of the tablelayout is 4.
Attributes that can be set for tablelayout include gl
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