Android edittext uses regular expressions for input filtering

Recently, the password modification function is used in a project. However, we do not want users to enter Chinese or special characters for Password Input. Therefore, we need to filter the input boxes of users, below is a small filter for

Android WiFi learning and sorting + searching for documents

From: http://hi.baidu.com/yizhizaitaobi/blog/item/96c6991d8ee46c9986d6b66f.html   Android has helped us prepare some classes that can be called directly. Open andriod.net. WiFi and we can see several classes provided by Android. Youlica's

Application of Android popupwindow

Popupwindow is a favorite control in Android, which is easy to use. popupwindow is used in Sina Weibo client to select friend classification.   Today we are doing it. Put a listview in the popupwindow. First, we can see that there is a

Android Application plug-in Development Solution

I. Realistic Requirement DescriptionGenerally, after an Android Application is developed to a certain stage, more and more functional modules will be available, and the APK installation package will become larger and larger, during use, you cannot

Anytype of soap in Android

Soapobject resultobj = NULL; try {soapobject RPC = new soapobject (namespace, methord_name); soapserializationenvelope envelope = new soapserializationenvelope (soapenvelope. ver11); envelope. bodyout = RPC; envelope. setoutputsoapobject (RPC); RPC.

Use listview to draw a custom table in Android

What can be implemented first The effects to be achieved are as follows: 1. columns are not fixed: different columns can be generated based on different data sources. 2. The table content can be used to merge columns according to the definition of

In Android, the problem of repeated getview execution by listview is solved after multiple refreshes.

Previously, it was not noticed that the getview of listview would be repeatedly executed multiple times. This time, due to the complicated layout, we went to the breakpoint tracking during the test and found that the same piece of data was

Android popupwindow click back to close

Today, I want to achieve the effect of clicking the outside of popupwindow and clicking the return key popupwindow to automatically close the window. I found it incomplete, fragmented, and inaccurate, So I thought about it myself, tried the effect.

Android-handler, Looper, message (-) source code first recognized

This article only shows you the source code of handler, logoff, and message. Android message processing has three core classes: logoff, handler, and message. There is also a message queue ), Asynchronous processing Master Handler: What is handler?

Android-Handler-subthread asynchronous UI update

  Simple Example: the sub-thread asynchronously updates the UI without affecting the operations on the interface of the main thread.The following is the main. xml configuration file. Code: Package COM. liujin. game; import android. app.

Using Sensor for Android phones is similar to WeChat shake

There are several types of sensors:Direction sensor: sensor. type_orientationAcceleration (gravity) sensor: sensor. type_accelerometerLight Sensor: sensor. type_lightMagnetic Field Sensor: sensor. type_magnetic_fieldDistance (proximity) sensor:

Android intent uses several formats to call Uri

// Call the browser Uri uri = URI. parse ("");Intent it = new intent (intent. action_view, Uri );Startactivity (it ); // Display a coordinate on the map Uri uri = URI. parse ("Geo: 38.899533,-77.036476 ");Intent it = new intent (intent. action_view,

Android FTP Case Analysis

Usage: Ftpclient client =NewFtpclient (); Client. Connect ("ftp.host.com", 8021 ); Client. login ("Carlo", "mypassword "); If no exception exists, the connection is successful. Otherwise, an ftpexception exception is thrown on the mat. Of

Android statusbar modification (2)

 How to move the status bar from the top to the bottom; Around line 345frameworks/base/services/java/com/android/server/status/StatusBarService.javaChangeGravity.TOPToGravity.BOTTOM. Around line

Installing APK In the android background

Android app background installation, Silent Installation Code Implementation Method Http://hi.baidu.com/6936995/blog/item/eca4436387a80d7b0d33fa31.html First, you need to have a Linux environment or other environment that can be Mmm cross-compiled,

Timed timer refresh of Android ad space and floating display of buttons (3 seconds disappear)

Recently, I made a project to display advertising spaces, So I simply made this small project. The code is simple: 1. Implementation Code: Package COM. my. ZX; import Java. util. timer; import Java. util. timertask; import android. app. activity;

If a friendly prompt is displayed after Android reports an error

package com.nhn.android.exception;import java.io.File;import java.io.PrintWriter;import java.lang.Thread.UncaughtExceptionHandler;import android.content.Context;import com.nhn.android.util.Global;public class CndicExceptionHandler implements

How Android makes its own handwriting Input Method

1. xml 2. Android private View.OnClickListener handwritelistener = new View.OnClickListener()

Android GIF image playback

I. Initialization: private void init() {movie = Movie.decodeStream(this.getResources().openRawResource(R.raw.test));} 2. constantly refresh: @Overrideprotected void onDraw(Canvas canvas) {super.onDraw(canvas);long now =

JPCT-AE for Android 3D (2) ---- apply different textures to each side of the cube

Although primitives. getcube (10) can easily create cubes, it supports a single texture ing method. The following describes how to create a cube by yourself and attach different aspects to the cube. Here we use the code in the previous article and

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