PasswordEditText.java 文件源码

@Override
public boolean onTouchEvent(MotionEvent event) {
    if (event.getAction() == MotionEvent.ACTION_UP) {
        boolean touchable = ( getWidth() - mWidth - Interval < event.getX() ) && (event.getX() < getWidth() - Interval);
        if (touchable) {
            isVisible = !isVisible;
            if (isVisible){
                //设置EditText文本为可见的
                setTransformationMethod(HideReturnsTransformationMethod.getInstance());
            }else{
                //设置EditText文本为隐藏的
                setTransformationMethod(PasswordTransformationMethod.getInstance());
            }
        }
    }
    return super.onTouchEvent(event);
}