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Description
使用FlexboxLayoutManager时setHeader/Footer/Empty闪退,原理是mHeaderLayout、mFooterLayout、mEmptyLayout在添加时设置的layoutParams与FlexboxLayoutManager不兼容。
崩溃日志:
java.lang.ClassCastException: androidx.recyclerview.widget.RecyclerView$LayoutParams cannot be cast to com.google.android.flexbox.FlexItem
at com.google.android.flexbox.FlexboxHelper.calculateFlexLines(FlexboxHelper.java:447)
at com.google.android.flexbox.FlexboxHelper.calculateHorizontalFlexLines(FlexboxHelper.java:249)
at com.google.android.flexbox.FlexboxLayoutManager.updateFlexLines(FlexboxLayoutManager.java:960)
at com.google.android.flexbox.FlexboxLayoutManager.onLayoutChildren(FlexboxLayoutManager.java:737)
at androidx.recyclerview.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:4604)
at androidx.recyclerview.widget.RecyclerView.onMeasure(RecyclerView.java:3981)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:878)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:721)
at android.view.View.measure(View.java:29420)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:1031)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:721)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
at androidx.appcompat.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:141)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:878)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:721)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1608)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:878)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:721)
at android.view.View.measure(View.java:29420)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:7068)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
at com.android.internal.policy.DecorView.onMeasure(DecorView.java:801)
at android.view.View.measure(View.java:29420)
at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:5559)
at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:3873)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:4214)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:3557)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:11598)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1747)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1756)
at android.view.Choreographer.doCallbacks(Choreographer.java:1270)
at android.view.Choreographer.doFrame(Choreographer.java:1173)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1710)
at android.os.Handler.handleCallback(Handler.java:959)
at android.os.Handler.dispatchMessage(Handler.java:100)
at android.os.Looper.loopOnce(Looper.java:249)
at android.os.Looper.loop(Looper.java:337)
at android.app.ActivityThread.main(ActivityThread.java:9597)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:615)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:935)
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