viewgroup

Collation Summary from Hongyang Blog: http://blog.csdn.net/lmj623565791/article/details/38352503/First, FlowLayout introductionThe so-called FlowLayout, is the control according to the width of the viewgroup, automatically add to the right, if the current line is not enough space, automatically added to the next line. A bit like all the controls to the left of the feeling, the first line full, to the second line of drift ~ so also called flow layout.

Android hands-on teaches you how to customize ViewGroup (1) Recently, due to changes in work, the blog update plan has been disrupted. I hope that the blog update plan will come back as soon as possible ~ Today I will give you a tutorial on custom ViewGroup. To put it bluntly, I will teach you how to customize ViewGroup. If you are not familiar with custom

OverviewThe event distribution mechanism in Android is the distribution and processing of events between view and ViewGroup. The interior of ViewGroup contains many view, and ViewGroup inherits from view, so ViewGroup itself is also a view. The event can be viewgroup to its

It provides common implementations of several viewgroup in Android, including LinearLayout, Relativeayout, Framelayout, and so on. These viewgroup can meet our general development needs, but for the interface requirements complex, these several layouts appear to be stretched. So the custom viewgroup is ubiquitous in the applications we've been exposed to. The fi

Android ViewGroup touch event Transfer MechanismIntroduction In the previous blog, we learned about the Android View touch event transfer mechanism. If you are not familiar with it, you can View the Android View touch event transfer mechanism. We will continue to learn about the Android touch event transfer mechanism today. This blog will discuss with you the touch event transfer mechanism of ViewGroup.Example The sample code is as follows: public cla

person and from it, the two code to integrate a bit ... The effect after consolidation is as follows: Start to explain the implementation before we first analyze the pay treasure of the swish effect, after entering the pay Bao Xiu a screen click on a swish button, the first appearance of a circle in the continuous amplification operation, the circle to enlarge the operation of the same time its transparency is also from large to small to change, Then the circle does not disappear before the

Last article Custom ViewGroup (3) Address: http://www.jb51.net/article/100618.htm Code: Package com.example.libingyuan.horizontallistview.ScrollViewGroup; Import Android.content.Context; Import Android.util.AttributeSet; Import Android.util.DisplayMetrics; Import android.view.MotionEvent; Import Android.view.VelocityTracker; Import Android.view.View; Import android.view.ViewConfiguration; Import Android.view.ViewGroup; Import Android.view.Wind

Last article Custom ViewGroup (1) Address: http://www.jb51.net/article/100608.htm Here the Direct code: Package com.example.libingyuan.horizontallistview.ScrollViewGroup; Import Android.content.Context; Import Android.util.AttributeSet; Import android.view.MotionEvent; Import Android.view.View; Import Android.view.ViewGroup; Import Android.widget.Scroller; /** * Custom ViewGroup * On the basis of hor

1. In viewroot. Java, the application calls invalidate or setenable to call invalidate indirectly. invalidate will traverse the view tree and request to redraw the area to be drawn. Invalidate is mainly used to determine the area to be repainted, and then call scheduletraversals to send a request for redrawing. scheduletraversals finally calls descrimtraversals to traverse the view tree for repainting. 2. Measure: descrimtraversals first traverses and calls the measure method of all views in th

1. viewgroup Overview Before studying viewgroup, let's take a look at the introduction of viewgroup: /*** A viewgroup is a special view that can contain in other views* (Called children.) The view group is the base class for layouts and views* Containers. This class also defines* Android. View.

Collation Summary from Hongyang Blog: http://blog.csdn.net/lmj623565791/article/details/38339817/First, Com.cctvjiatao.customviewgroup.act.MainActivity.Java Requirements: We define a viewgroup, the interior can be passed 0 to 4 Childview, respectively, shown in the upper left corner, the upper right corner, lower left corner, lower right corner public class Mainactivity extends Appcompatactivity { @Override protected void OnCreate (Bundle S

Baidu know: Http://zhidao.baidu.com/link?url=B5MFOzDlww8soYqr5CL5FldH4sXD6eumS1XTRn8XEh8gu4mKjQdPkJSLIBt7u_ Xtf7jcrjrjegwiqcweq1z-nqThe UI interface for Android is made up of a combination of view and ViewGroup and their derived classes. where view is the base class for all UI components, ViewGroup is the container that holds the components, which itself is derived from view.The View object is the base unit