The method initializeScrollbars(TypedArray) is undefined for the type PLA_AbsListView 这个错误,很多人认为是 API
) { final AbsListView absListView = (AbsListView) view; return absListView.getChildCount...() > 0 && (absListView.getFirstVisiblePosition() > 0 || absListView.getChildAt...讲道理,如果传入的参数View就是AbsListView的话,是不会出现滑动冲突的。那我们排查的重点就先放在排查参数View上,打印view的地址果然看不到一点AbsListView的影子。...) { final AbsListView absListView = (AbsListView) realView; return absListView.getChildCount...) { final AbsListView absListView = (AbsListView) realView;
position); return true; } }); 三、滑动事件:setOnScrollListener 有两个回调方法: onScrollStateChanged(AbsListView...view, int scrollState) onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount...listview滑动.gif mLv.setOnScrollListener(new AbsListView.OnScrollListener() { /**...* @param visibleItemCount 可见的条目数 * @param totalItemCount 总条目数 */ @Override public void onScroll(AbsListView...() { @Override public void onScrollStateChanged(AbsListView view, int scrollState
其中OnScrollListener接口需要实现如下两个方法: onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount...firstVisibleItem 可视的第一个列表项的索引 visibleItemCount 可视的列表项个数 totalItemCount 总共的列表项个数 onScrollStateChanged(AbsListView...() 44 { 45 @Override 46 public void onScrollStateChanged(AbsListView...layoutParams = new AbsListView.LayoutParams 133...(AbsListView.LayoutParams.FILL_PARENT, 134 AbsListView.LayoutParams.WRAP_CONTENT
mContentView; private View mDirectNormalView; private RecyclerView mDirectRecyclerView; private AbsListView...mNavView = getChildAt(1); mContentView = getChildAt(2); if (mContentView instanceof AbsListView...) { mDirectAbsListView = (AbsListView) mContentView; mDirectAbsListView.setOnScrollListener...(AbsListView absListView, int scrollState) { if ((scrollState == SCROLL_STATE_IDLE || scrollState...(); } } @Override public void onScroll(AbsListView view, int firstVisibleItem
(AbsListView.java:2091) .......Otherwise make some up... 1899 // noinspection unchecked 1900 AbsListView.LayoutParams...p = (AbsListView.LayoutParams) child.getLayoutParams(); 1901 if (p == null) { 1902...p = (AbsListView.LayoutParams) generateDefaultLayoutParams(); 1903 } 1904 p.viewType =...1972 } 1973 我们看到 AbsListView.LayoutParams p = (AbsListView.LayoutParams) child.getLayoutParams() 一句正是
) { return canListViewSroll((AbsListView) mTarget); } else if (mTarget instanceof...) { return canListViewSroll((AbsListView) child); } }...absListView) { if (mStatus == Status.OPEN) { return absListView.getChildCount()...> 0 && (absListView.getFirstVisiblePosition() > 0 || absListView.getChildAt(0)...count = absListView.getChildCount(); return count > 0 && (absListView.getLastVisiblePosition
return false; } private boolean isViewAtTop(View view) { if (view instanceof AbsListView...) {//这里可以自己更改代码,判断listview等在什么情况下为拉到顶部,默认为第一个item可见的时候 final AbsListView absListView = (AbsListView...) view; return absListView.getChildCount() > 0 && (absListView.getFirstVisiblePosition()...== 0 && absListView.getChildAt(0).getTop() >= absListView.getPaddingTop()); } else {
包容类:AbsListView public static interface AbsListView.RecyclerListener A RecyclerListener is used...重要的类有三个:Listview、AbsListView、AdapterView。...图中可以看出重要的类有三个:Listview、AbsListView、AdapterView。主要的回收类RecycleBin位于AbsListView中。...RecycleBin类解析 位于AbsListView中,6466-6900行。 AbsListView的源码中可以看到有个RecycleBin 对象mRecycler。...(6902)该方法属于AbsListView。
上面的两个想法代码实现如下: private void setLiseners() { // listview设置滑动监听 lsv_new_house.setOnScrollListener(new AbsListView.OnScrollListener...() { @Override public void onScrollStateChanged(AbsListView absListView, int i) { }...@Override public void onScroll(AbsListView absListView, int firstVisibleItem, int visibleItemCount
) { final AbsListView absListView = (AbsListView) mTarget; return absListView.getChildCount...() > 0 && (absListView.getFirstVisiblePosition() > 0 || absListView.getChildAt(0)...) { final AbsListView absListView = (AbsListView) mScrollableChild; return...absListView.getChildCount() > 0 && (absListView.getFirstVisiblePosition() >...0 || absListView.getChildAt(0) .getTop() < absListView.getPaddingTop());
从上图可以看出,AdapterView派生了三个子类:AbsListView、AbsSpinner 和 AdapterView Animator,这三个子类依然是抽象的,实际使用时往往采用它们的子类。...其中AbsListView提供的常用XML属性及相关方法如下表所示。 XML属性 相关方法 说明 android:choiceMode 设置 AbsListView 的选择行为。...header View 之后绘制分割条 android:stackFromBottom 设置是否从底端开始排列列表项 android:textFilterEnabled 设置是否对列表项进行过滤,当该 AbsListView...这是默认值 normal : 当该 AbsListView 收到数据改变通知,且最后一个列表项可见时,该 AbsListView 将会滚动到底端 alwaysScroll : 该 AbsListView
expandableListView.setAdapter(superAdapter); } 【SuperTreeViewAdapter】 public ExpandableListView getExpandableListView() { AbsListView.LayoutParams...lp = new AbsListView.LayoutParams( ViewGroup.LayoutParams.FILL_PARENT, TreeViewAdapter.ItemHeight)...lp = new AbsListView.LayoutParams( ViewGroup.LayoutParams.FILL_PARENT, (treeNode.childs .size...(new OnGroupCollapseListener() { @Override public void onGroupCollapse(int groupPosition) { AbsListView.LayoutParams...lp = new AbsListView.LayoutParams( ViewGroup.LayoutParams.FILL_PARENT, TreeViewAdapter.ItemHeight
效果图: 这里面需要注意一点是 这个按钮加一个判断,当可见区域超过一屏时候显示此按钮 否则隐藏 判断逻辑代码: mListRefreshView.setOnScrollListener(new AbsListView.OnScrollListener...() { @Override public void onScrollStateChanged(AbsListView view, int scrollState...) { } @Override public void onScroll(AbsListView view, int firstVisibleItem
mSwipeListView.setOnScrollListener(new OnScrollListener() { @Overridepublic void onScrollStateChanged(AbsListView...mPosition = arg0.getFirstVisiblePosition(); } } @Overridepublic void onScroll(AbsListView
如代码所示 lv_home.setOnScrollListener(new AbsListView.OnScrollListener() { private int scrollState...; @Override public void onScrollStateChanged(AbsListView view, int scrollState...this.scrollState = scrollState; } @Override public void onScroll(AbsListView...int visibleItemCount, int totalItemCount) { if (scrollState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE
end); syncImageLoader.unlock(); } @Override public void onScrollStateChanged(AbsListView...Auto-generated method stub if (lodingView) { switch (scrollState) { case AbsListView.OnScrollListener.SCROLL_STATE_FLING...: syncImageLoader.lock(); break; case AbsListView.OnScrollListener.SCROLL_STATE_IDLE...: loadImage(); break; case AbsListView.OnScrollListener.SCROLL_STATE_TOUCH_SCROLL...default: break; } } } @Override public void onScroll(AbsListView
handler.sendEmptyMessageDelayed(199,1000); } }); //给listview设置一个滑动的监听 mListView.setOnScrollListener(new AbsListView.OnScrollListener...() { //当滑动状态发生改变的时候执行 public void onScrollStateChanged(AbsListView view, int scrollState) { switch...(scrollState){ //当不滚动的时候 case AbsListView.OnScrollListener.SCROLL_STATE_IDLE: //判断是否是最底部 if(view.getLastVisiblePosition...,"魔兽世界"+x); } adapter.notifyDataSetChanged(); } break; } } //正在滑动的时候执行 public void onScroll(AbsListView
* 上拉更多 */ mListView.setOnScrollListener(new AbsListView.OnScrollListener...() { @Override public void onScrollStateChanged(AbsListView view, int scrollState) { switch...break; } } @Override public void onScroll(AbsListView...() { @Override public void onScrollStateChanged(AbsListView view, int scrollState) { switch...break; } } @Override public void onScroll(AbsListView
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