Android EditText聚焦时hint消失的简单代码

Android EditText聚焦时hint消失的简单代码

mInfo = (EditText) findViewById(R.id.fabu_info);

mInfo.setOnFocusChangeListener(new OnFocusChangeListener() {

    public void onFocusChange(View v, boolean hasFocus) {

        EditText _v=(EditText)v;

        if (!hasFocus) {// 失去焦点
            _v.setHint(_v.getTag().toString());

        } else {

            String hint=_v.getHint().toString();

            _v.setTag(hint);

            _v.setHint("");

        }

    }

});