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<h1><a name="plus.fingerprint">fingerprint</a></h1>
<p>Fingerprint模块管理指纹识别。</p>
<h2>方法：</h2>
<ul>
<li>
<a href="#plus.fingerprint.isSupport">isSupport</a>: 当前设备环境是否支持指纹识别</li>
<li>
<a href="#plus.fingerprint.isKeyguardSecure">isKeyguardSecure</a>: 当前设备是否设置密码锁屏</li>
<li>
<a href="#plus.fingerprint.isEnrolledFingerprints">isEnrolledFingerprints</a>: 当前设备是否已经录入指纹</li>
<li>
<a href="#plus.fingerprint.authenticate">authenticate</a>: 指纹识别认证</li>
<li>
<a href="#plus.fingerprint.cancel">cancel</a>: 取消指纹识别认证</li>
</ul>
<h2>对象：</h2>
<ul>
<li>
<a href="#plus.fingerprint.AuthenticateOptions">AuthenticateOptions</a>: JSON对象，指纹识别认证参数</li>
<li>
<a href="#plus.fingerprint.FingerprintError">FingerprintError</a>: JSON对象，指纹识别错误信息</li>
</ul>
<h2>回调方法：</h2>
<ul>
<li>
<a href="#plus.fingerprint.FingerprintSuccessCallback">FingerprintSuccessCallback</a>: 指纹识别认证成功回调函数</li>
<li>
<a href="#plus.fingerprint.FingerprintErrorCallback">FingerprintErrorCallback</a>: 指纹识别认证失败的回调函数</li>
</ul>
<h2>权限：</h2>
<p>5+功能模块（permissions）</p>
<pre class="prettyprint linenums">
{
// ...
"permissions":{
	// ...
	"Fingerprint": {
		"description": "指纹识别"
	}
}
}
			</pre>
<h1><a name="plus.fingerprint.AuthenticateOptions">AuthenticateOptions</a></h1>
<p>JSON对象，指纹识别认证参数</p>
<pre class="prettyprint linenums">
interface AuthenticateOptions {
	readonly attribute String message;
}			
				</pre>
<h2>说明：</h2>
<p class="des">
	用于设置指纹识别认证界面显示的提示信息等。
				</p>
<h2>属性：</h2>
<ul><li>message: <em>(<font class="type">String</font>
	类型
)</em>在指纹识别过程中显示在界面上的提示信息<br><p>
	如果指纹识别认证过程中不显示提示框，则不显示此信息。
						</p>
</li></ul>
<h1><a name="plus.fingerprint.FingerprintError">FingerprintError</a></h1>
<p>JSON对象，指纹识别错误信息</p>
<pre class="prettyprint linenums">
interface FingerprintError {
	const Number UNSUPPORT = 1;
	const Number KEYGUARD_INSECURE = 2;
	const Number FINGERPRINT_UNENROLLED = 3;
	const Number AUTHENTICATE_MISMATCH = 4;
	const Number AUTHENTICATE_OVERLIMIT = 5;
	const Number CANCEL = 6;
	const Number UNKNOWN_ERROR = 7;
	readonly attribute Number code;
	readonly attribute String message;
}			
				</pre>
<h2>属性：</h2>
<ul>
<li>code: <em>(<font class="type">Number</font>
	类型
)</em>错误代码<br><p>
	取值范围为FingerprintError对象的错误常量值。
						</p>
</li>
<li>message: <em>(<font class="type">String</font>
	类型
)</em>错误描述信息<br><p>
	详细错误描述信息。
						</p>
</li>
</ul>
<h1><a name="plus.fingerprint.FingerprintSuccessCallback">FingerprintSuccessCallback</a></h1>
<p>指纹识别认证成功回调函数</p>
<pre class="prettyprint linenums">
void onSuccess() {
	// Authenticate success code.
}
				</pre>
<h2>参数：</h2>
<p>无</p>
<h2>返回值：</h2>
<font class="type">void</font>
			: 无<h1><a name="plus.fingerprint.FingerprintErrorCallback">FingerprintErrorCallback</a></h1>
<p>指纹识别认证失败的回调函数</p>
<pre class="prettyprint linenums">
function void onError(FingerprintError error) {
	// Handle error
	var code = error.code; // 错误编码
	var message = error.message; // 错误描述信息
}
				</pre>
<h2>参数：</h2>
<ul><li>error: 
		<em>(
			<a href="#plus.fingerprint.FingerprintError">FingerprintError</a>
			)
			必选 </em>获取加速度操作的错误信息<br>
	可通过error.code（Number类型）获取错误编码；
	可通过error.message（String类型）获取错误描述信息。
						</li></ul>
<h2>返回值：</h2>
<font class="type">void</font>
			: 无<br><br>
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