Android

EditText displays plaintext and password, and edittext displays plaintextLayout Selector Method 1 Private void initListener () {mCbDisplayPassword. setOnCheckedChangeListener (new CompoundButton. onCheckedChangeListener () {@

EditText displays plaintext and password, and edittext plaintext Password1,  2. layout files 　　3. Code Implementation (method 1) Package wifi.app.wei.com. myapplication; import android. OS. bundle; import android. support.

Handler principle analysis and use (2). handler Principle In the principle analysis and use of Handler (I), I introduced a simple and common example of using Handler. Here is an example, of course, different from the previous example, it is also

Android uploads text files to the server through httppost ., /*** Upload text to the server, such as log * @ param urlstr request url * @ param uploadFile LOG Path */mnt/shell/emulated/0/LOG/log. log * @ param newName log Name LOG. log * @ return

Download Android files, Android There are not many main code for file download. You can use the native DownloadManage to implement this function: Add permissions to AndroidManifest the network access permission is required. You need to add the

[Android] exercise using ListView (3) and androidlistview Solve the out-of-order problem between OOM and Images Package com. android. test; import java. io. inputStream; import java.net. httpURLConnection; import java.net. URL; import com. nostra13.

MyApplication and myapplication in Android Package liu. basedemo; import android. app. activity; import android. app. application; import java. lang. ref. weakReference; import java. util. stack;/*** MyApplication basic * Created by Liu Nan on 2016/7

BaseActivty and androidbaseactivty in Android Base Interface IBaseActivity Package liu. basedemo. base;/*** base class interface * Created by Liu Nan on 2016/7/28 0028.23: 05 */public interface IBaseActivity {/*** return view layout (used in

Android and Android   overridePendingTransition(R.anim.slide_in_right,R.anim.slide_out_left); The first parameter is the animation to enter. The second parameter is the exit animation. Enter Animation Slide_in_right.xml Slide_out_left.xml   Exit

Sessionid and volleysessionid of the Volley framework(Lazy, write brief) customize a Request class public class MyRequest extends Request to store the sessionid @ Overrideprotected Response of the last connection parseNetworkResponse

Add a github Project Download git installation> https://git-scm.com/downloads Create a git directory right-click the Directory and select Git Bash Here Create an identityGit config -- global user. name your github user nameGit config -- global

Android ScrollView monitors two ways to slide to the top and bottom (complete custom control implementation), androidscrollview The Android ScrollView listener slides to the top and bottom of the page. Although many materials have been posted on the

Android -- ListView pull-down refresh, android -- listview I sorted out the previously written small projects and refreshed the ListView drop-down list. Although it is small, I still want to remember it .. It is suitable for beginners to

Android development Preference usage, androidpreference 1. Preference is a base class provided by androidSDK from API1. It is used to display the interface to users.2. When Preference is used to display an activity, this activity must inherit the

AlertDialog six creation methods and alertdialog six  AlertDialog six creation methods To create AlertDialog, follow these steps: 1. Create an AlertDialog. Builder object 2. Call the setTitle method of the Builder object to set the title and setIcon

Android ViewPager: Precautions for setting listening. androidviewpager First, implements View. OnClickListener This is because Item is more convenient. Pay attention to the setting of the listener. If the ID in the onCreate direct findViewById

[Android] exercise style theme custom activity switching animation, androidactivity I have practiced custom styles and themes, inherited and modified the default styles of the android system, and practiced the xml definition of Fade-in and fade-out

Android ListView _ news case, androidlistview Xml design - View Code - Xml design returned by ListView   JavaActivity  Package com. itheima. news_listview.utils; import java. util. arrayList; import android. content. context; import com. itheima.

Android database _ SQL statement summary, android_ SQL Table CreationDb.exe cSQL ("create table info (_ id integer primary key autoincrement, name varchar (20 )");Db.exe cSQL ("alter table info add phone varchar (20 )");Add, delete, modify, and

Common attributes of TextView controls in android software development, androidtextviewTextView control text property, set the displayed text textColor: Set the text color textSize: Set the text font size autoLink: Set the text to phone, URL