android template ui

Android UI Component Advanced (1)--button with progress barIntroduction to this section:This series is the advanced series following the Android UI component instance, in which we will further learnAndroid UI components, it is recommended to read this series of front-line le

); View.setlayoutparams (New Viewgroup.layoutparams (ViewGroup.LayoutParams.MATCH_PARENT, Getstatusbarheight (this))); View.setbackgroundcolor (color); Contentview.addview (view); } }Summarize:I am here for a more obvious display effect so the status bar background color and title bar color inconsistent, in the actual development of the general situation we will be set to a unified color, visually feel the whole page more unified, so that users really immersed in

Effect of Android UI view-imitation QQ friends list group floating PinnedHeaderExpandableListView I tested it on a tablet. The picture is a little big. You can check the effect. Next, paste the source code: PinnedHeaderExpandableListView. java Note that in the onGroupClick method, the function of the Code parent. setSelectedGroup (groupPosition) is to click the group top, I don't need this effect on th

AndroidSDK cannot be found during Unity compilation | Unable to list target platforms (reprinted), unityengine. ui cannot be foundOriginal article: http://www.jianshu.com/p/fe4c334ee9fesymptom When compiling Android applications with Unity, you may encounter the problem of Unable to list target platforms. Error Message Detailed error description: Error:Invalid command androidUnityEditor.BuildPlayerWindow:Bu

Android learning route (20) using Fragment to build a dynamic UI and androidfragment To create a dynamic or multi-panel user interface on the Android system, you need to encapsulate the UI components and activity behavior into modules, it allows you to flexibly switch between display and hide in your activity. You can

Asynctask solves the android UI congestion problem. We usually develop android Program In case of processing time-consuming tasks, such as database operations accessed by I/O, network access, and other issues, the UI is suspended. This problem can be solved through asynctask, today, we will execute downloader in

Thread,name:" + thread.currentthread (). GetName ( ) + ", ID:" + thread.currentthread (). GetId ()); Tv_result.settext ("OnCreate refresh TextView");}). Start ();} @Overrideprotected void OnStart () {Super.onstart (); New Thread (New Runnable () {@Overridepublic void run () {LOG.E ("test", "child thre Ad,name: "+ thread.currentthread (). GetName () +", ID: "+ thread.currentthread (). GetId ()); Tv_result.settext (" OnStart Refresh TextView ");}). Start ();} @Overrideprotected void Onresume () {

The following describes how to implement the effects of a splash screen. First, the custom class inherits from the View and then the onDraw method is rewritten. Previously, the onDraw method can be used for plotting, but only once, how can we implement a loop. It is easy to think of using the invalidate () method, because using this method will call the onDraw method, which forms an endless loop and keeps refreshing the drawing interface. Of course there is anotherPostInvalidate (). method, whic

This article describes the most popular open source code in Android developers, which can be applied directly to the project.FilebrowserviewA powerful file selection control. The interface is pretty and easy to use. Features: Can customize the UI, support copy, cut, delete, move files, can be used in fragment, Ativity, dialogfragment, support quickly switch directories.Project Address: Https://github.com/ps

Android learning history UI ----- imageView: rotating and scaling Images I feel it will be nice to write and parse in the code. I will directly use the method used for parsing in the program code. MainActivity: Package com. example. imageview_demo03; import android. support. v7.app. actionBarActivity; import android.

special attributes and Methods. Here we only introduce some commonly used attributes, for details, see the official documentation: Android: completionHint/setCompletionHint (CharSequence): sets the title of the prompt displayed in the drop-down list.Android: completionTjreshold/setThreshold (int): set to enter at least a few characters to display the prompt.Android: dropDownHeight/setDropHeight (int): sets the height of the drop-down list.Android: dr

Widgets on Android use Java language development, which is much more efficient than W3C Widgets. you can do more to call system APIs, except for the restrictions on the UI, we can consider helping the system improve some appwidgets. android123 provides a template for developing widgets. public class cwjwidget extends appwidgetprovider { @ override Public void

, scaleddensity=1.0, xdpi=160.0, ydpi= 160.0}Simply look at the API's description, not very understand, just about to understand density this value is a logical display density, and is a separate pixel density of the proportional number of units, its standard value is 160 pixels per square inch, that is, the 160dpi. And this value does not change exactly according to the actual size of the screen, like a screen with a resolution of 240*320, its density is 1, but its size width can be 1.8 inches

Android sub-thread UI Update Summary Package com. jrhcode. morethreadtest; import java. util. concurrent. executors; import android. OS. asyncTask; import android. OS. bundle; import android. OS. handler; import android. app. acti

Dear Netizen, I have a set of courses here to share with you, assuming that the course is interested, can add my QQ2059055336 and I contact. Course Content Brief Introduction Our software is based on mobile devices. So we have to choose Android as our development tool. In the course, we will briefly introduce the basic concepts of Android , and then carry out our actual development. In the development, we t

Pretty UI Design For Android and uiandroid This article shows the effect from a foreign Internet. It feels very good. It simplifies the code and uses it. Let's take a look at it first: The effect is quite good. Let's see how it is implemented: Look at the text source, it is very simple, is an array: The layout is also simple: Because we use a listview for display, it is the simplest to do so. OK. Le

The following understanding is that handler and the UI thread have a certain association can be because the update interface can only be in the main thread all the update interface in the handlemessage of receiving the message there is also the update interface can be Handler.port (new Runnable) In a custom thread, then execute the Post method to notify the main thread to update the interface Here are the references: The

Introduction :Handlerthread inherits thread, when the thread is turned on, that is, when it runs, the thread creates a looper that contains the message queue and provides its own get method for this Looper object. This is the only difference between it and the normal thread.Benefits :Why to use Handlerthread1, if the development of multiple uses like new Thread () {}.start (); In this way, a child thread is created, creating multiple anonymous threads, which makes the program run more and more s

We often do time-consuming operations in a background thread, such as going to the network to fetch data. But when the data is retrieved and needs to be displayed on the page, there are some minor problems, as we all know that the Android UI page is not allowed to operate directly on other threads. The following is a summary of the 4 methods used to manipulate the UI