AbstractListView源码分析8

/**
* Maximum distance to record overscroll 记录overscroll的最大的距离
*/
int mOverscrollMax;

/**
* Content height divided by this is the overscroll limit.内容的高度除以这个数值，为overscroll的limit
*/

static final int OVERSCROLL_LIMIT_DIVISOR = 3;

/**
* How many positions in either direction we will search to try to
* find a checked item with a stable ID that moved position across
* a data set change. If the item isn't found it will be unselected.
*/
private static final int CHECK_POSITION_SEARCH_DISTANCE = 20;在一个方向将要搜索的位置数目，来寻找一个checked的条目（带有stable ID）整个数据集的改变。如果这个item没有被发现，它将是unselected。

/**
* Used to request a layout when we changed touch mode被用来请求一个布局当我们改变了touchmode
*/
private static final int TOUCH_MODE_UNKNOWN = -1;
private static final int TOUCH_MODE_ON = 0;
private static final int TOUCH_MODE_OFF = 1;

private int mLastTouchMode = TOUCH_MODE_UNKNOWN;

private static final boolean PROFILE_SCROLLING = false;
private boolean mScrollProfilingStarted = false;

/**
* The StrictMode "critical time span" objects to catch animation
* stutters. Non-null when a time-sensitive animation is
* in-flight. Must call finish() on them when done animating.
* These are no-ops on user builds.
*/
private StrictMode.Span mScrollStrictSpan = null;
private StrictMode.Span mFlingStrictSpan = null;

/**
* The last CheckForLongPress runnable we posted, if any
*/
private CheckForLongPress mPendingCheckForLongPress;

/**
* The last CheckForTap runnable we posted, if any
*/
private CheckForTap mPendingCheckForTap;

/**
* The last CheckForKeyLongPress runnable we posted, if any
*/
private CheckForKeyLongPress mPendingCheckForKeyLongPress;

AbstractListView源码分析8相关推荐

AbstractListView源码分析9
/** * Acts upon click */ private AbsListView.PerformClick mPerformClick; 表示upon click ...
AbstractListView源码分析6
/** * The position of the view that received the down motion event */ int mMotionPosit ...
AbstractListView源码分析5
/** * Indicates whether the list selector should be drawn on top of the children or behind ...
AbstractListView源码分析4
/** * Running state of which positions are currently checked */ SparseBooleanArray mCheckS ...
AbstractListView源码分析2
/** * Regular layout - usually an unsolicited layout from the view system,一般的布局 */ sta ...
【Golang源码分析】Go Web常用程序包gorilla/mux的使用与源码简析
目录[阅读时间:约10分钟] 一.概述二.对比: gorilla/mux与net/http DefaultServeMux 三.简单使用四.源码简析 1.NewRouter函数 2.HandleF ...
SpringBoot-web开发(四): SpringMVC的拓展、接管（源码分析）
[SpringBoot-web系列]前文: SpringBoot-web开发(一): 静态资源的导入(源码分析) SpringBoot-web开发(二): 页面和图标定制(源码分析) SpringBo ...
SpringBoot-web开发(二): 页面和图标定制(源码分析)
[SpringBoot-web系列]前文: SpringBoot-web开发(一): 静态资源的导入(源码分析) 目录一.首页 1. 源码分析 2. 访问首页测试二.动态页面 1. 动态资源目录t ...
SpringBoot-web开发(一): 静态资源的导入(源码分析)
目录方式一:通过WebJars 1. 什么是webjars? 2. webjars的使用 3. webjars结构 4. 解析源码 5. 测试访问方式二:放入静态资源目录 1. 源码分析 2. 测 ...

AbstractListView源码分析8

AbstractListView源码分析8相关推荐

最新文章

热门文章