摘要:
PopupWindow错误:PopupWindow$1.onScrollChanged 出现 NullPointerException和PopupViewContainer.dispatchKeyEvent 出现 NullPointerException错误1:java.lang.NullPointerExceptionat android.widget.PopupWindow$1.onScrollChanged(PopupWindow.java:127)at android.view.ViewTreeObserver.dispatchOnScrollChanged(ViewTreeObser 阅读全文