Android controls encapsulate self-encapsulated dialog controls

Custom dialog is certainly a lot of use, but it feels like every execution is messy and simple to complete the task. Now, after encapsulating it, you can use direct copy. First: Main activity Copy codeThe Code is as follows: package com. su.

Effective acquisition of the status bar (StatusBar) height for Android Development

Retrieve the Status Bar Height 1. Traditional Method: Sometimes the value is 0. solution 2:  CodeRect frame = new Rect ();GetWindow (). getDecorView (). getWindowVisibleDisplayFrame (frame );Int statusBarHeight = frame. top;  II. The value may be 0

Develop a compass using Android Sensors

As mentioned above, the first parameter value passed back by the horizontal sensor represents the angle from which the mobile phone rotates around the Z axis, that is, the angle between the top of the mobile phone and the north. In the program, you

Send messages between the Android main thread and thread

By analyzing the Activity source code, we know that each Activity has a logoff, so the main thread does not need to call Logoff When receiving messages. prepare () and logoff. loop (), but the thread does not contain Looper. When the thread wants to

Android programs can be prevented from being killed by 360 or the system

Regarding the problem of preventing android programs from being restarted after 360kill, we certainly have searched a lot of methods, which are difficult to solve. Right? What are the permissions and process priorities, these things are not

Android-animation effect

The Android SDK provides three types of animations: Compensation animation, frame-by-frame animation, and interpolation attribute animation. Next we will first introduce the first animation effect-the animation of the population. The compensation

Highlights of data storage technology for Android

For the source code running, see the end of the article. This article mainly introduces five data storage methods in Android. Data storage is most frequently used during development. Here we mainly introduce five Data Storage Methods on the Android

Where does Android boot vibrate? How does one disable it?

Frameworks/base/policy/src/com/android/internal/policy/impl/PhoneWindowManager. java public boolean javasmhapticfeedbacklw (WindowState win, int partition tid, boolean always ){....... case HapticFeedbackConstants. SAFE_MODE_DISABLED: return; //

Eclipse failed to create the java virtual machine

Eclipse failed to create the java virtual machine Solution: 1. symptom   2. Java Virtual Machine initialization failed! Find the eclipse decompression path   3. Find the eclipse Initialization File   4. Right-click to open (use

Inherit ViewGroup: override onMeasure and onLayout Methods

When inheriting the ViewGroup class, you must override two methods: onMeasure and onLayout. 1. Call the setMeasuredDimension method in onMeasure. Void android. view. View. setMeasuredDimension (int measuredWidth, int measuredHeight) In onMeasure (

Singleton mode for ios

The Singleton mode only has one instance. Instantiate the instance and provide the instance to the entire system.Create Singleton Mode 1. First, in the. h file #import @interface SingletonClass : NSObject+ (id) sharedInstance;@end 2. In the. m file #

Accumulated over time: ProguardGui obfuscation of jar package code

-Injars ruyicai. jar // jar package to be obfuscated-outjars ruyicai-out.jar // The jar package to be output after obfuscation // reference the dependent jar package-libraryjars 'C: \ Program Files \ Java \ jdk1.6.0 _ 43 \ jre \ lib \ rt. jar '... ..

[Cocos2d-x] to add images to the border

The border used is similar: The image added to the border is similar: Eventually similar: Some code for implementation: String iconNinjaTable = "icon/icon _" + pNinjaTuple-> m_icon + ". png "; CCTexture2D * pTextureNinjaTable =

Example of listening to the Return key and exiting all activities

MyAppalication: stores all activities and provides methods to add and exit all activities. Package com. home. exitapp; import java. util. arrayList; import android. app. activity; import android. app. application; public class MyAppalication extends

IOS applications are internationalized and do not follow the system language

There are many articles on iOS internationalization on the Internet, but they are basically based on the internationalization of the following system language. I will not repeat them here-0- Today, we will talk about the language version scheme that

Combine the Graphics-View frameworks of Qt, OpenGL, GLSL, and Qt

The year may almost passed, and the students started school. I think the campus will be a lot more lively, and the CSDN will also be a bit lively. The Mid-Autumn Festival has passed, and there are still many unfinished moon cakes around you.

Android-based custom tags and components

1. custom tag: This is my template project directory.If you want to use your own tag as android: text, you must first have a tag. In res/values/, I created a new mm_tag.xml file.(Do not use uppercase letters, numbers, or underscores.) Step 1:

The effects of scrolling between the left and right sides of the android platform

The Code is as follows: Public class GroupActivity extends Activity { Private List gbList; // Private MyListAdapter adapter; Private ItemClickEvent listener; // Private MyHandler handler; Private GridView [] gridvs; // Private LinearLayout

Android restrictions on Automatic startup

When talking about how to enable auto-start of a program, I think most of my friends will think that a piece of cake is not just registering a BOOT_COMPLETED message! Add a receiver in AndroidManifest. xml, as shown in the following figure: However,

Title of the android custom Intent selection Interface

You can use the Intent. createChooser () method to create an Intent and pass in the desired Sting as the title.Take the wallpaper selection box as an example. When you press the button in the blank area of the Launcher workspace, the wallpaper

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