small launchers for android

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Expandablelistview Custom Display small arrow style in Android

Expandablelistview small arrow style is not very good-looking, in fact, we can change their own. The steps are as follows:1. Hide the icon that comes with Expandablelistview.Hide Expandablelistview's own icon2. Set the view to expand and collapse the picture of the loaded state.Determines whether the group view expands if (isexpanded) {groupHeadHold.iv_arrow.setBackgroundResource (R.DRAWABLE.ARROW_DROP_DOWN_24DP); GroupHeadHold.ll_title_name.setVisibi

Android under a small summary of screen adaptation

();DM = Getapplicationcontext (). Getresources (). Getdisplaymetrics ();Constant.screen_width = Dm.widthpixels;Constant.screen_height = Dm.heightpixels;if (Constant.screen_width > Constant.screen_height) {Constant.screen_height = Dm.widthpixels;Constant.screen_width = Dm.heightpixels;}Constant.xscale = (float) constant.screen_width/constant.camera_width;Constant.yscale = (float) constant.screen_height/constant.camera_height;The image is scaled as follows:/**Get the bitmap after scaling*/Protect

Android about creating graffiti board in the process of small problems

//mPath.reset();}2. Finally found only need to set the default type to solve the problem setLayerType(LAYER_TYPE_SOFTWARE,null);//设置默认样式,去除dis-in的黑色方框以及clear模式的黑线效果Eraser Related Code if ( currentstyle == 1 ) { //normal brush mPaint.setStrokeWidth(currentSize); mPaint.setColor(currentColor); } else {//橡皮擦 mPaint.setAlpha(0); mpaint setxfermode ( new porterduffxfermode Span class= "pun" style= "color: #93a1a1" > ( porterduff mode

Android Auto screenshot Small script

Android Auto screenshot (off manual operation, automatically saved to PC)@echo offThe echo * file is saved under E:\takeshont and is named after the current date + time.Echo =================================================echo * If you cannot delete or upload after stopping, you can delete the Adb.exe process from the Task ManagerEcho =====================================================================echo * is, do not close this window ...Set t=%ti

Android EditText Password box By default is small dot how to change to other (*)?

?There are two methods of TextView:Setinputtype (int) settransformationmethod (Transformationmethod)Setinputtype can change the way TextView is entered: contact, Email, Date, time, short Message, Normal Text, Password, and so on. You can also specify a variety of correction options, such as capitalize the first letter of the word, capitalize the sentence, AutoCorrect, and so on.How to use: int InputType = Inputtype.type_class_text | Inputtype.type_text_flag_auto_correct | I

JAVA Web day02---Android small white the next day to study notes

the number of millisecondsDate.parse ("2005/12/31 17:07:07");Date.parse ("2005/12/31");Date.parse ("7/8/2013 17:07:07");Date.parse ("Jul 8,2011 17:07:03");Date.parse ("2012-12-31t07:07:07"); IE10 support job: Emptying all elements in the arrayDOCTYPE HTML PUBLIC "-//w3c//dtd HTML 4.01 transitional//en">HTML> Head> title>Homework.htmltitle> Metahttp-equiv= "keywords"content= "Keyword1,keyword2,keyword3"> Metahttp-equiv= "description"content= "This is my page"> Metahttp-equiv= "C

Two-Column Menu Association for Android Small case

Because the project needs to do a simple menu association, in fact, it is simple to the left is a ListView selected time to refresh the right associated data, similar to the NetEase News Select Subscription pageIt is important to note that when you click on the left menu list, the right-hand refresh will not necessarily come out of the data, this time will be refreshed into the adapter inside processing can beNonsense do not say direct code, the code contains detailed remarksTotal data Source Se

The 12th chapter, the menu small demo (Android)

In the Res folder, under the menu folder, such as (not new), build Main.xmlMainactivity.javaPackage Com.example.demo15;import Android.app.activity;import Android.os.bundle;import android.util.Log;import Android.view.menu;import Android.view.menuitem;public class Mainactivity extends Activity {@Overrideprotected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (R.layout.activity_main);} Create Menu@overridepublic Boolean Oncreateoptionsmenu (Menu menu

The 13th chapter, the Implicit Intent Small demo (Android)

Mainactivity.javapackage com.example.demo16;import Android.app.activity;import Android.content.intent;import Android.os.bundle;import Android.view.view;import Android.view.View.OnClickListener ; Import Android.view.window;import Android.widget.button;import Android.widget.linearlayout;public class Mainactivity extends Activity implements Onclicklistener {@Overrideprotected void onCreate (Bundle savedinstancestate) { Remove the activity title requestwindowfeature (window.feature_no_title); super.

Android Development Basics Small Notes, add button events, open new form, form pass value, callback

followsNew Window Pass value 1Newwindow.putextra ("Key", "value");New Window value 1 endstartactivity (NewWindow);What the new form doesWrite in the oncreate of the new form// get the value from the previous form This . Getintent (). Getextras (); LOG.E ("Zllmsg", Bundle.getstring ("Bundlekey")); // gets the value that came from the previous form endThe new window closes and then passes the value back to the old windowWhat the old window didNew Intent (); Newwindow.setclass (mainactivity. t

Simple application of view in Android---small ball that moves with your finger

public class Drawview extends view{public float currentx=40;public float currenty=50;Public Drawview (Context context) {super (context);}//rewrite OnDraw, protected void OnDraw (canvas canvas) {Paint paint=new paint () through canvas painting;Paint.setcolor (color.red);Canvas.drawcircle (Currentx,currenty,25,paint); }publicclassmainactivityextendsactivity{ @Override protectedvoidoncreate (bundlesavedinstancestate) { super.oncreate (savedinstancestate); Setcontentview (r.layout.activity_main); l

Android actionbar hidden by a small arrow on the left, androidactionbar

Android actionbar hidden by a small arrow on the left, androidactionbar Styles. add the following style in xml, but this line of code will encounter an error The minimum version number of the AndroidManifest. xml file must be modified to 11.

[Android] add small dot indicator for ViewPager with the most memory-saving

[Android] add small dot indicator for ViewPager with the most memory-savingPrinciple: You can use View superposition to achieve this, but this effect is not ideal. 1 occupies the memory, which is inconvenient for transplantation. You need to find various resources, so it is better and convenient to use your own rendering, and high efficiency.Solution: package com.youtu.view;import java.util.ArrayList;import

Small note: The initial package for the Android Web download tool! (including JSON, string download (volley), and picture Download (glide))

(R.mipmap.ic_launcher). Centercrop (). into (ImageView); } Public Static voidDownloadpicresize (String url,context context,imageview ImageView,intWidthintheight) {Glide.with (context). Load (URL). Diskcachestrategy (Diskcachestrategy.all) . Placeholder (R.drawable.bizhi). Error (R.drawable.bizhi). Centercrop (). O Verride (width, height). into (ImageView); } /*** When downloading asynchronously, save and transfer data via interface*/ Public Interfaceresultcallback{v

Android Pagerslidingtitleicontabstrip can add a small icon to the Pagerslidingtabstrip next to the title

public class Mainfragmentpageradapter extends Fragmentpageradapter implements Titleicontabprovider{private final int[] TITLES = {R.string.text1_label,r.string.text2_label,r.string.text3_label};p rivate final string[] fragments = { Fragment1.class.getName (), Fragment2.class.getName (), Fragment3.class.getName () };p rivate final int[ ] icons = {Titleicontabprovider.none_icon,r.drawable.ic_action_video,titleicontabprovider.none_icon};p rivate Context ctx;public mainfra

Play Android Monkey Monkey Small Combat

Environment IntroductionL Install mobile Baidu app in simulatorL The machine is randomly tested by the monkey command.L All commands are entered in cmd command mode.Execution processSyntax: ADB shell MONKEY-P Package name Random event number, asPS: Everyone's environment is different, results may be slightly differentHow to view the package name in the mobile app Test series video (http://edu.51cto.com/topic/498.html), which is not repeated herePlay Android

A small problem with XML in Android--the problem of using XML output "<" error

In XML, there are 5 predefined entity references: Less than gt; > Greater than amp; and number apos; ‘ Single quotation marks quot; " Quotes Note: In XML, only the characters " . The greater than sign is legal, but it is a good practice to replace it with an entity reference.Info from W3cschoolA small problem wit

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