simple keyboards for android

In a simple way, the gesture zoom-in and zoom-out function is implemented on android. Package com. example. eventtest; import java. util. arrayList; import android. OS. bundle; import android. app. activity; import android. gesture. gestureOverlayView; import

Android learning notes: simple use of ListView, androidlistview (1) (2) Package com. example. listview1; import java. util. arrayList; import java. util. list; import android. r. anim; import android. OS. bundle; import android. app. activity; import

This article describes the Android based on socket implementation of simple C/S chat communication function. Share to everyone for your reference, specific as follows: Main idea: Send a message on the client, open a thread in the background to act as the service side, receive the message immediately feedback to the client. Step one: Create a socketclientactity class that continues the activity, wrapped as

fileName, Bitmap mbitmap) {file F = new File (fileName); FileOutputStream FOut = null;try {f.createnewfile (); fOut = new FileOutputStream (f); Mbitmap.compress ( Bitmap.CompressFormat.PNG, FOut); Fout.flush ();} catch (Exception e) {e.printstacktrace ();} finally {try {fout.close (); Toast.maketext (This, "Save Success", Toast.length_short). Show (); catch (IOException e) {e.printstacktrace ();}}}OK, now save up, you can upload to the server, completed ~Remember to add permission uses-permissi

In the previous section, the embedded flash animation in the android program is roughly described. This time I made an extension based on the previous content and made a simple Flash Player. The prerequisites are described in the previous section. You need to install the Android platform and the flash plug-in. First look at the engineering drawing and: Pro

programming syntax. More, asynchronous operations can be completed without the child thread and handler and the user interface is refreshed. First, let's get to know about the Android. OS. asynctask class: * The Android asynctask class encapsulates inter-thread communication and provides a simple programming method for background thread and UI thread communicat

Simple interaction between the Android client and the PHP Server logon to the registered instance server uses a local apache server. all PHP files are written in the D: \ AppServ \ www directory .. I have been writing the request code, but it has never been successful because the request url is faulty .. The requested url must be the same as the port number on your server. How to change the port number, se

Simple Analysis of android Qemu GPS module The gps module of Android is gps. default. so on the system/lib/hw/directory. Generally, the mobile phone that provides the gps function should implement the interaction between this module and the real gps hardware. In Qemu, gps is to construct a gps. default. so, but this so does not deal with real hardware. It is just

Simple and practical Android Loader Technology Since Android3.0, Android SDK provides the Loader technology, which makes it easy to load data asynchronously. The Loader technology provides the following core classes: LoaderManager: You can obtain LoaderManager through the getLoaderManager () method of Activity or Fragment to manage Loader. One Activity or Fragm

+ "/data/qq.mp4", path+ "/data/qq.ts"); string[] Commands= Commandstr.split ("\\s+"); for(String command:commands) {log.d (mainactivity.class. GetName (), "command=" +command); } Final intsum =Ffmpegcmd.run (commands); NewHandler (Looper.getmainlooper ()). Post (NewRunnable () {@Override Public voidrun () {if(sum = = 0){ if(ProgressDialog! =NULL) {Progressdialog.dismiss (); } tv.settext ("Processing Success"); }Else{Tv.settext ("Processi

the Android side to fetch the data. However, this does not enable incremental updates on the phone, and each request will download all the data in the database. In fact, the solution is also very simple, to each JSON data added to a version of the fix .Version control of incremental dataModify the previous JSON file to add a version field.{ "category": "Line for ー2", "version": 0, "contents": [

Previously, I made a step-by-step in-depth discussion on listvew. For the handheld screen, it can be relatively simple. If others are willing to pay, they don't care about the code again, this is a difference between Client development and complex server development. Of course, each person has his or her own opinions. In most cases, a list element may have a widget around each other, returning to the simple

After several errors, I modified a simple camera.ProgramFinished, photographyCodeAs follows: Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> 1 Class Surface Extends Surfaceview Implements Surfaceholder. Callback { 2 3 Surfaceholder sfholder; 4 5 Camera camera; 6 7 Bitmap bitmap; 8 9 Public Surface (context ){ 10 Super (Context ); 11 //

The progress of human science and technology comes from exploration. The exploration comes from the original discovery. Of course, the App layout is not so advanced. This article is just a summary.This article is a must-have knowledge for android Developers. It is specially compiled and summarized for everyone. It is not perfect but useful. Android interface development has a lot of similar or similar la S.

; ApplicationAndroid:allowbackup= "true"Android:icon= "@drawable/ic_launcher"Android:label= "@string/app_name"Android:theme= "@style/apptheme" > ActivityAndroid:name= "Com.example.logindemo.LoginActivity"Android:label= "@string/app_name" > Intent-filter> ActionAndroid:name= "Android.intent.action.MAIN" /> categoryAndroid:name= "Android.intent.category.LAUNCHER" /> Intent-filter> Activity> ActivityAndroid:name= "C

This is a lightweight library that configures several lines of code. will be able to implement the current Android on the permanent process, that is, the system is strong kill, as well as 360 get root authority. Clean Master cannot kill a process under root accessSupport System 2.3 to 6.0Support for most devices, including Samsung. Huawei. Oppo,nexus. Meizu, et cetera.Simple to protect the boot broadcastGitHub Address:Https://github.com/Marswin/MarsDa

OK, long time not to move Android, feel that they are fast is a salted fish, take advantage of this week's development task has been completed, next week's development plan is not down, to review the Android custom control, so there is the following this ugly thing　　Implementation is also very simple, the following directly on the code;　　public class Ringloading

Simple ViewFlipper instance in Android Main. xml VcD4NCjxwcmUgY2xhc3M9 "brush: java;"> Main. java package com.wty.mydemoviewflipper;import android.app.Activity;import android.os.Bundle;import com.wty.mydemoviewflipper.wiget.ViewFlipperView;public class Main extends Activity { protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); se

Simple use of Android ListView ArrayAdapter, androidarrayadapter I wrote three articles about android in the previous section. The demo programs are all written in a project. At that time, three buttons were placed in the MainActivity on the startup page for convenience of testing, click different buttons to go to different sample programs. The MainActivity inter

://schemas.android.com/apk/res/android"xmlns:app="Http://schemas.android.com/apk/res-auto"xmlns:tools="Http://schemas.android.com/tools"android:orientation="Horizontal"Android:layout_width="Match_parent"android:layout_height="Match_parent"App:layout_behavior="@string/appbar_scrolling_view_behavior"tools:showin="@layout/activity_my" >EditTextandroid:id= "@+id/edit_message" android:layout_weight="1" android:layout_width="0DP " android:layout_height= "wr