PasswordEdt.java 文件源码

@Override
public boolean onTouchEvent(MotionEvent event) {
    final int lens = this.getText().toString().length();
    switch (event.getAction()) {
        case MotionEvent.ACTION_DOWN: {
            boolean isClean = (event.getX() > (getWidth() - getTotalPaddingRight())) && (event.getX() < (getWidth() - getPaddingRight()));
            if (isClean) {
                this.setTransformationMethod(HideReturnsTransformationMethod.getInstance());
                setSelection(lens);
            }
        }
        break;
        case MotionEvent.ACTION_UP: {
            this.setTransformationMethod(PasswordTransformationMethod.getInstance());
            setSelection(lens);
        }
        break;
        default:
            break;
    }
    return super.onTouchEvent(event);
}