AlbumsSpinner.java 文件源码

public void setSelectedTextView(TextView textView) {
    mSelected = textView;
    // tint dropdown arrow icon
    Drawable[] drawables = mSelected.getCompoundDrawables();
    Drawable right = drawables[2];
    TypedArray ta = mSelected.getContext().getTheme().obtainStyledAttributes(
            new int[]{R.attr.album_element_color});
    int color = ta.getColor(0, 0);
    ta.recycle();
    right.setColorFilter(color, PorterDuff.Mode.SRC_IN);

    mSelected.setVisibility(View.GONE);
    mSelected.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            int itemHeight = v.getResources().getDimensionPixelSize(R.dimen.album_item_height);
            mListPopupWindow.setHeight(
                    mAdapter.getCount() > MAX_SHOWN_COUNT ? itemHeight * MAX_SHOWN_COUNT
                            : itemHeight * mAdapter.getCount());
            mListPopupWindow.show();
        }
    });
    mSelected.setOnTouchListener(mListPopupWindow.createDragToOpenListener(mSelected));
}