FilePicker.java 文件源码

@Override
@NonNull
protected LinearLayout makeCenterView() {
    LinearLayout rootLayout = new LinearLayout(activity);
    rootLayout.setLayoutParams(new LinearLayout.LayoutParams(MATCH_PARENT, MATCH_PARENT));
    rootLayout.setBackgroundColor(Color.WHITE);
    rootLayout.setOrientation(LinearLayout.VERTICAL);
    ListView listView = new ListView(activity);
    listView.setBackgroundColor(Color.WHITE);
    listView.setDivider(new ColorDrawable(0xFFDDDDDD));
    listView.setDividerHeight(1);
    listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    listView.setSelector(R.color.itemSelected);
    listView.setCacheColorHint(Color.TRANSPARENT);
    listView.setLayoutParams(new ViewGroup.LayoutParams(MATCH_PARENT, WRAP_CONTENT));
    listView.setAdapter(adapter);
    listView.setOnItemClickListener(this);
    rootLayout.addView(listView);
    return rootLayout;
}