DropDownMenu
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弹窗弹出时底部视图被覆盖
contentView 无法设置为RecyclerView.所以做了如下设置: TextView contentView = new TextView(mActivityContext); // recyclerView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT)); contentView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 0)); contentView.setText(""); contentView.setGravity(Gravity.CENTER); contentView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 20); 将高度设置0隐藏,但是下拉选择框时完全覆盖了底层的视图。点击弹窗时如何保持不覆盖掉全部?
