android volume control app

[Architecture] Architecture Design of Android mobile appPreface Architecture, also known as software architecture, is an abstract description of the overall structure and components of the software, used to guide all aspects of the design of large-scale software systems. Software Architecture Design goals: 1. reliability ). The reliability of the software architecture is a prerequisite for product design.2. Security (Secure ). The security of sof

use the theme style of material design in your app.Creating Lists and Cards [Android Material design-creating Lists and Cards (create lists and cards)-(iii)]How to create a consistent list and card (layout) of the look and feel with the control of the system.Defining Shadows andclipping views [Android Material design-defining Shadows and Clipping view (defining

. Use the Hierarchy Viewer tools tool that comes with the Android sdk/tools/.Another good tool is lint, which scans the application's source code for possible bugs and optimizes control results.Recommendation 10: How to fix the problemIf the layout shows a problem, you can consider simplifying the layout structure. You can convert the LinearLayout type to a relativelayout type, reducing the hierarchy of the

field initializer of the Dex file, otherwise it needs to be initialized at run time by some functions that are automatically generated at compile time. This rule is valid only for base types and string types.Do not declare the view control as static, because the View object references the Activity object, and the object itself cannot be destroyed when the activity exits, causing a memory overflow.3. Avoid internal getters/settersIn object-oriented de

I. Basic Knowledge: ListView is a commonly used control. Each Item in the ListView can be a string or a combination control. First, let's talk about the implementation of ListView: 1. Prepare the data to be displayed in ListView; 2. Use a one-dimensional or multi-dimensional dynamic array to save data; 3. Build an adapter. In simple terms, the adapter is an Item array, and the number of items is generated w

Application of small pendant (also known as a small window pendant) in the android1.5 is the first time, later, android3.0 and android3.1 have been greatly developed, they can show some of the application of common information or some relevant information to the desktop, the standard Android mirror image has many of its own Small pendants, such as: Alarm clock, music, etc. Figure 1. Example app widgets i

Android native fonts may not let the UI sister paper favor, it is too ugly, so the UI sister paper used third-party fonts as the font style of the app, this blog is to summarize in the development of Android app how to use third-party fonts.first, there must be a third-party font library , where the font library file i

Why do you want to do something that looks unreliable?Because just learn Android development, not very good control of the Android interface editing and operation, so one of my urgent need to use the HTML5 version number, anyway, this application also need to get a lot of data from the server to display on the phone, that is to say: Must be networked, Ability to

Why do you want to do something that looks unreliable?Because just learned Android development, not very good control of the Android interface editing and operation, so I want to use a rush to the HTML5 version, anyway, this application is also needed from the server to obtain a large amount of data to display on the phone, that is to say: Must be networked to wo

Android development-control mobile audio This example uses MediaPlayer to play a piece of music and use AudioManager to control the mobile audio. For more information about AudioManager, see AudioManager for Android development. Program running: Instance code: Package com. jph. audiomanagerdemo; import

Summary and analysis of android app upgrade UI This month's busy work is coming to an end, mainly because the company's apps are restructuring projects and UI upgrades. So I will make a summary. 1. Insufficient compilation memory Installation error: INSTALL_FAILED_INSUFFICIENT_STORAGE[2016-03-02 17:00:11 - EGStarSplash] Please check logcat output for more details.[2016-03-02 17:00:11 - EGStarSplash] Launc

Androidmanifest.xml file to the Apptheme defined above. The immersive status bar can be implemented.Then the detailed settings for theme and toolbar refer to my other two blog posts:Http://www.cnblogs.com/Jude95/p/4369816.htmlHttp://www.cnblogs.com/Jude95/p/4370176.html3. Dependent libraries and SDKsRequired libraries:Gradle-retrolambda--android lambda expression plug-inFresco--android most cock pictures l

Chinese document retrofit, Okhttp,sqlbrite,okio--square Home Boutique More Ah compile" Com.android.support:design : 23.0.1 '--Google Material Design control gallery Below Amway several self-written libraries, if there are any suggestions welcome communication:Utils--android Collection of small functionsrollviewpager--automatic Viewpager for easy use of the carouseleasyrecyclerview--supports full-featured r

1. OverviewAndroid is a system that separates permissions. This is the use of Linux existing rights management mechanism, by assigning a different UID and GID for each application, so that private data and access between different application (native and Java layer through this sandbox mechanism, Can achieve the purpose of isolation. At the same time, Android also expands on this basis, providing the permission mechanism, which is primarily used to pr

http://blog.csdn.net/vshuang/article/details/44001661Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.Directory (?) [+]1. OverviewAndroid is a system that separates permissions. This is the use of Linux existing rights management mechanism, by assigning a different UID and GID for each application, so that private data and access between different application (native and Java layer through this sandbox mechanism, Can achieve the purpose o

The example in this article describes the Android implementation of the automatic start service or app. Share to everyone for your reference, specific as follows: Step One: First create a broadcast receiver, refactor its abstract method OnReceive (context, Intent Intent), in which you start the service or app you want to start. Import Android.content.Bro

1. Android AAPTAAPT is an abbreviation for the Android Assert packaging tool that uses AAPT to view the APK information and to list the contents of the APK package2. Monkey Runner and ChimpchatThe Monkeyrunner tool provides an API for writing programs, control an Android device or emulator from outside of

Blocks Editor" to go to the logic editing page. What we can see in area A is the drag-and-drop control, and the IDs of some controls have been changed. Click the corresponding control in area A to display many optional graphic statements, for example, the btnStart statement "when · do ·" is used to indicate what operations will be performed when we click btnStart. The content to be operated is placed insid

What is Beeframework?Beeframework Android provides an app DEMO based on the MVC development model for Android Junior developers and provides an in-app debugging tool, including View Network data Request History Crash Log List Simulated 2G\3G network in real-computer WiFi environment View

In Android, if you want to use System-restricted permissions (such as android.permission.write_secure_settings), we need to install the program to /system/ Under the app/. The following is an example of SecureSetting.apk, which demonstrates this operation. Need to prepare a mobile phone with Root access. 1. Connect mobile phones and computers via USB. 2, use adb control