Android cainiao study notes 16 ---- Android project package installation process (Run as Android Application), androidapplication
Right-click the project name and Run as Android Appication,Android project package and Installation Process:
1.generate The. APK file:
1) Compile
Document directory
2.2 focus path
2.3 viewroot, Window Manager Proxy
Android GWES-android Window Management 1 basic architecture principle
Windows Management for Android is in C/S mode. Windows in Android indicates top-level windows and other top-level windows. Decorview is the top-level view of the window. This vi
Red dot in the android shopping cart and Android shopping cart
The number of small red dots purchased in the shopping cart is hard to solve by two colleagues or kankan.
First, let's look at the layout. Add a top menu bar to the eincludelayout.
Specific menu layout File
Xmlns: tools = "http://schemas.android.com/tools"Android: layout_width = "match_parent"
40th days happy here-Android games hitting planes (3) adding enemy planes
August 9. "The city is picturesque, and Shan Xiaowang is clear. The rain is transparent, and the bridges fall into the rainbow. ."
The previous article has loaded bullets, sound effects, and background music for airplanes. This article mainly introduces enemy planes.
Several functions used in this article are described as follows:
1. voidSetTag(Int nTag) sets the action tag.
2.
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
The libgdx used in this article is version 0.92, which may be different from the latest version. The full text is for reference only.
Common UI classes include labels, buttons, check boxes, drop-down boxes, images, input boxes, lists, sliding panels, slide bars, and split panels. They all belong to actor in the com. badlogic. GDX. Scenes. scene2d. UI package, which can be conveniently included in stage management.
In fact, let's take a closer look at the implementation of the UI class.CodeIt
This example describes the use of Android sprite animations. Share to everyone for your reference. Specifically as follows:
Elaineanimated.java files are as follows:
Package Net.obviam.walking.model;
Import Android.graphics.Bitmap;
Import Android.graphics.Canvas;
Import Android.graphics.Paint;
Import Android.graphics.Rect;
public class Elaineanimated {private static final String TAG = ElaineAnimated.class.getSimpleName ();
Private Bitmap Bit
[Interview Questions] Android interview questions, questions android questions
Android interview questions
The interview questions collected on the Internet are a good supplementary study of Android theory!
1. Whether the process of android dvm is the same concept as that
Learn how to handle android events from scratch
There are a variety of events in android, each of which has its own Processing Mechanism
For example
1
Click Event
View. OnClickListener
Public abstract void onClick (View v)
Triggered when a component is clicked
2
Click Event
View. OnLongClickListener
Public abstract boolean onLongClick (View v)
Android development path 04 (beginner android engineers will, you know !), 04 android
Android beginners Android engineers focus on the following:
1. Android development basics:
① UI design;
② SQLite database;
③ Four
Summary:
Android: paddingleft: indicates how much space is reserved in this control.
Android: layout_marginleft: the size of the control to the space of the parent control.
Android: paddingleft: indicates how much space is reserved in this control.
Android: layout_marginleft:
It refers to the space of
Because often open notebook work, tired of sitting on the bed to play mobile phone, but at night to sleep and don't want to get out of bed to shut down the computer, want to do an Android software to control the PC side shutdown and restart. To achieve this, you have to communicate between your Android phone and your PC, so you can do it with socket programming.==================================The use of S
Android learning-common android pop-up dialog box and android pop-up dialog box
When we do development at ordinary times, we will inevitably use a variety of dialogs. I believe that anyone who has experience developing other platforms will know that most of the platforms only provide a few of the simplest implementations, if we want to implement a dialog box that
Android Development Learning-first Android Program (meaning of various parameters), first android
Next we will build the first Android program.
Open Eclipse and start the following steps:
1. File ==> New ==> the following window appears for the Android Application Project:
Android Note 2-Test and data storage methods under Android, Android Data Storage
Today, I will introduce another basic knowledge of Android, the testing and data storage methods under android.Then, send the corresponding notes synchronously. Old Rules: Use a picture to introduce today's content.If you cannot see the i
Why do we need to study Android because it is huge enough and complicated enough, he stirred me up asProgramMembers desire to understand this complexity. I am studying Android software as a mobile development platform, rather than the Dalvik virtual machine itself.As a programmer installed on other platforms and engaged in andoid platform system development, my accumulated knowledge on the mobile platform i
Great path to the gods-Great Integration of high-quality learning resources and projects for AndroidAndroid has many excellent learning resources, projects, and websites, but most of them are not concentrated, which is not conducive to beginners to learn and grasp Android as a whole. Today, we are just free to sort out the website materials that we are familiar with and frequently accessed since learning Android
This course solves the problem of how to understand the beginner's mind of Android architecture design and develop a featured product with Android system with deep customization and soft and hard integration capability.The course takes the five core of Android: HAL, Binder, Native service, Android service (and the exam
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.