qiujie-hn / sticky-layoutmanager Goto Github PK
View Code? Open in Web Editor NEWAn android recyclerview sticky item view layout manager library
An android recyclerview sticky item view layout manager library
Having vertically scrolling StickyHeadersLinearLayoutManager + topPadding (clipToPadding=true) on RecyclerView doesn't work as expected and the stickyHeaderView is being moved even beyond the padding threshold.
如果我的吸顶header是一个tab, 比如当前tab是0, 我上滑滑动一定距离后出现吸顶tab后,选择第3个,再下滑到不吸顶状态,tab又回到第0个了。
If I create a view id for the holder, holder can't find the id and return null. I have to get ids from android's ids.xml file. WHY?
Hey, tried you lib out and it worked well until I noticed a endless loop when enabling vertical scrollbars.
Without out scrollbars it works fine. But with vertical scrollbars enabled I get an endless loop to the following methods.
public int computeVerticalScrollExtent(State state)
public int computeVerticalScrollOffset(State state)
public int computeVerticalScrollRange(State state)
Stacktrace:
• "main"@8,037 in group "main": RUNNING
• computeVerticalScrollOffset:215, StickyHeadersLinearLayoutManager {com.jay.widget}
• computeVerticalScrollOffset:1948, RecyclerView {android.support.v7.widget}
• onDrawScrollBars:16826, View {android.view}
• onDrawForeground:20892, View {android.view}
• draw:19205, View {android.view}
• draw:4107, RecyclerView {android.support.v7.widget}
• updateDisplayListIfDirty:18142, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• recreateChildDisplayList:4220, ViewGroup {android.view}
• dispatchGetDisplayList:4200, ViewGroup {android.view}
• updateDisplayListIfDirty:18101, View {android.view}
• updateViewTreeDisplayList:669, ThreadedRenderer {android.view}
• updateRootDisplayList:675, ThreadedRenderer {android.view}
• draw:783, ThreadedRenderer {android.view}
• draw:2992, ViewRootImpl {android.view}
• performDraw:2806, ViewRootImpl {android.view}
• performTraversals:2359, ViewRootImpl {android.view}
• doTraversal:1392, ViewRootImpl {android.view}
• run:6752, ViewRootImpl$TraversalRunnable {android.view}
• run:911, Choreographer$CallbackRecord {android.view}
• doCallbacks:723, Choreographer {android.view}
• doFrame:658, Choreographer {android.view}
• run:897, Choreographer$FrameDisplayEventReceiver {android.view}
• handleCallback:790, Handler {android.os}
• dispatchMessage:99, Handler {android.os}
• loop:164, Looper {android.os}
• main:6494, ActivityThread {android.app}
• invoke:-1, Method {java.lang.reflect}
• run:438, RuntimeInit$MethodAndArgsCaller {com.android.internal.os}
• main:807, ZygoteInit {com.android.internal.os}
.......
├─ androidx.recyclerview.widget.RecyclerView$AdapterDataObservable
│ Leaking: UNKNOWN
│ ↓ RecyclerView$AdapterDataObservable.mObservers
│ ~~~~~~~~~~
├─ java.util.ArrayList
│ Leaking: UNKNOWN
│ ↓ ArrayList.elementData
│ ~~~~~~~~~~~
├─ java.lang.Object[]
│ Leaking: UNKNOWN
│ ↓ array Object[].[0]
│ ~~~
├─ androidx.recyclerview.widget.RecyclerView$RecyclerViewDataObserver
│ Leaking: UNKNOWN
│ ↓ RecyclerView$RecyclerViewDataObserver.this$0
....
Critical codes are removed
findHeaderIndexOrBefore这个方法一直返回-1。不走后面的createStickyHeader了。
How to using with ConcatAdapter
ConcatAdapter can't extend
使用StickyHeadersLinearLayoutManager
后导致
lastVisibleItemPosition = ((LinearLayoutManager) layoutManager).findLastCompletelyVisibleItemPosition();
不能正常获取到位置,去掉是好的。
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