Android

This article for everyone to share the Android Drawable method of detailed use of methods for your reference, the specific content as follows 1. Bitmapdrawable Related methods: New under the drawable directory, examples are as follows:

Why do you use Asynctask?We write the app has a principle, the main thread can not run the need to occupy a large number of CPU time slices of the task, such as a large number of complex floating-point operations, large disk IO operations, network

An example of this article is the complete lifecycle of activity in Android programming. Share to everyone for your reference, specific as follows: The activity in Android has its own lifecycle, and learning about it can help us better understand

In the Android program, the icons are set in the drawable, but the results are not shown in Millet 2, but they appear normal in my own HTC and emulator. It was later found that the DPI of millet was not the same. It was later discovered that

ObjectiveThis article mainly introduces the Android Intent, and analyzes the Intent query matching process from the point of view of the Android source code. Intent IntroductionIntent's Chinese is meant to be "intent," and intent is a very abstract

In general, Android implements custom controls in three different ways. Ⅰ, inherits existing controls, and expands the functionality of its controls. Ⅱ, combine existing controls to achieve more powerful controls. Ⅲ, overriding view

The examples in this article describe the way DOM parses XML files in Android. Share to everyone for your reference, specific as follows: Write an XML file in a assets file liming 30 Li Xiangmei 25

WebView is a very useful component of Android that is based on the WebKit web rendering engine, like Safai and Chrome, and can easily display the software interface by loading HTML data. Add and controls to the layout file. Adding controls to a

Many times it is necessary to determine the current user's network before proceeding with some of the processing logic. But the network type gets this piece, I am using my own mobile phone to debug some problems, here to record. A mobile phone

Objective As one of the simplest layouts in the Android six-part layout, the layout creates a blank area directly on the screen, When we add components to the inside, all the components are placed in the upper-left corner of the area. The size of

Expandablelistview is a view with a vertical scrolling display of level two list items, unlike ListView, which can have two layers: each layer can be expanded independently and displayed with its subkeys.Friends QQ list, you can expand, you can put

This example describes the use of Android programming custom notification. Share to everyone for your reference, specific as follows: Notification is the best way for your application to alert users without using an activity, notification is an

The examples in this article summarize the classic code snippets for Android programming. Share to everyone for your reference, specific as follows: 1, copy, paste Clip = (Clipboardmanager) getsystemservice (context.clipboard_service); Clip.

This article analyzes four kinds of activity loading modes of Android programming. Share to everyone for your reference, specific as follows: Activity status Activity is generally considered to have the following four states: ① Activities : When

First, the basic usage of Viewpageindicator open source frameworkwe have to go to GitHub to download this library, download the address: https://github.com/JakeWharton/Android-ViewPagerIndicator, download down after you can run the example, To see

Recently solved a problem that has been troubling me for a long time. Samsung mobile phone Photo picture rotation problem, the project has the function of uploading pictures, then involves taking photos, choose pictures from the album, other mobile

This article is an example of how Android programming adds shortcuts (short) to your mobile desktop. Share to everyone for your reference, specific as follows: Permissions To add a shortcut to your mobile desktop, you first need to add permissions

What is RecyclerviewRecyclerview is one of the components in the Android 5.0 materials design, with CardView, palette, and so on. Look at the name we can see a clue, yes, its main feature is reuse. We know that Viewholder can be reused in adapter in

Scalable Vector pictures do not lose sharpness, and a single color of App-icon is perfectYou can define a bitmap as transparency (Alpha) and run time colorsYou can take a color from a bitmap image and remove its more conspicuous color.Website

This article illustrates the method of Android programming to get network connection and the way to judge the carrier of mobile card. Share to everyone for your reference, specific as follows: Problem: The network module written in the project,