PullToRefreshView.java 文件源码

/**
 * init
 * 
 * @description
 * @param context
 *            hylin 2012-7-26上午10:08:33
 */
private void init() {
    // Load all of the animations we need in code rather than through XML
    mFlipAnimation = new RotateAnimation(0, -180,
            RotateAnimation.RELATIVE_TO_SELF, 0.5f,
            RotateAnimation.RELATIVE_TO_SELF, 0.5f);
    mFlipAnimation.setInterpolator(new LinearInterpolator());
    mFlipAnimation.setDuration(250);
    mFlipAnimation.setFillAfter(true);
    mReverseFlipAnimation = new RotateAnimation(-180, 0,
            RotateAnimation.RELATIVE_TO_SELF, 0.5f,
            RotateAnimation.RELATIVE_TO_SELF, 0.5f);
    mReverseFlipAnimation.setInterpolator(new LinearInterpolator());
    mReverseFlipAnimation.setDuration(250);
    mReverseFlipAnimation.setFillAfter(true);

    mInflater = LayoutInflater.from(getContext());
    // header view 在此添加,保证是第一个添加到linearlayout的最上端
    addHeaderView();
}