zhangXiaoFan_的博客

ViewTreeObserverLinearLayout ViewTreeObserverLinearLayout ViewTreeObserverView ViewTreeObserverView ViewTreeObserverView onFinishInflate ViewTreeObserverLinearLayout onFinishInflate ViewTre

为什么我们在Item根布局xml中设置LayoutParams无效? <?xml version="1.0" encoding="utf-8"?><TextView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/textView1" android:layout_

如何判断ScrollView 是否滑到底部? //getScrollY() 向上滑动 为正值,向下滑动为负值 //getHeight() scrollView的高度,看好了不是内容的总高度哦 //computeVerticalScrollRange() 这个才是内容的总高度

RecyClerView的各种分割线,List,Grid,Staggered,垂直和水平1.LIST public class ListDividerItemDecoration extends RecyclerView.ItemDecoration { private int[] attrs = new int[]{ android.R.attr.listD

MeasureSpec代表了一个32位int值,高2位代表SpecMode,低30位代表SpecSizemeasureSpec: return (size & ~MODE_MASK) | (mode & MODE_MASK); mode: (measureSpec & ~MODE_MASK) size: (measureSpec & MODE_MASK)childSize: