ClearEditText.java 文件源码

@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
    super.onFocusChanged(focused, direction, previouslyFocusedRect);
    isFocused = focused;
    if (focused && getText().length() > 0) {
        if (!isVisible) {
            isVisible = true;
            startVisibleAnimator();
        }
    } else {
        if (isVisible) {
            isVisible = false;
            startGoneAnimator();
        }
    }
}