{"id":1831,"date":"2023-03-29T21:04:46","date_gmt":"2023-03-29T13:04:46","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1831"},"modified":"2023-04-22T09:18:48","modified_gmt":"2023-04-22T01:18:48","slug":"getting-started-with-android-hook","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/29\/getting-started-with-android-hook\/","title":{"rendered":"Android Hook\u5165\u95e8"},"content":{"rendered":"<h2>hook\u7684\u5b9a\u4e49<\/h2>\n<p>hook\uff0c\u94a9\u5b50\u3002\u52fe\u4f4f\u7cfb\u7edf\u7684\u7a0b\u5e8f\u903b\u8f91\u3002<br \/>\n\u5728\u67d0\u6bb5SDK\u6e90\u7801\u903b\u8f91\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\uff0c\u901a\u8fc7\u4ee3\u7801\u624b\u6bb5\u62e6\u622a\u6267\u884c\u8be5\u903b\u8f91\uff0c\u52a0\u5165\u81ea\u5df1\u7684\u4ee3\u7801\u903b\u8f91\u3002<\/p>\n<p><!-- more --><\/p>\n<h2>\u5b9e\u7528\u4ef7\u503c<\/h2>\n<p>hook\u662f\u4e2d\u7ea7\u5f00\u53d1\u901a\u5f80\u9ad8\u7ea7\u5f00\u53d1\u7684\u5fc5\u7ecf\u4e4b\u8def\u3002<br \/>\n\u5982\u679c\u628a\u8c37\u6b4c\u6bd4\u55bb\u6210 \u5b89\u5353\u7684\u9020\u7269\u4e3b\uff0c\u90a3\u4e48\u5b89\u5353SDK\u6e90\u7801\u91cc\u9762\u5c31\u5305\u542b\u4e86\u4e07\u4e8b\u4e07\u7269\u7684\u672c\u6e90\u3002<br \/>\n\u4e2d\u7ea7\u5f00\u53d1\u8005\uff0c\u53ea\u5728\u5229\u7528\u4e07\u4e8b\u4e07\u7269\uff0c\u6d6e\u4e8e\u8868\u5c42\uff0c\u800c\u9ad8\u7ea7\u5f00\u53d1\u8005\u80fd\u4ece\u672c\u6e90\u4e0a\u53bb\u6539\u53d8\u4e07\u4e8b\u4e07\u7269\uff0c\u6df1\u5165\u6838\u5fc3\u3002<\/p>\n<p>hook\u662f\u5b89\u5353\u9762\u5411\u5207\u9762(AOP)\u7f16\u7a0b\u7684\u57fa\u7840\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u5728\u4e0d\u53d8\u66f4\u539f\u6709\u4e1a\u52a1\u7684\u524d\u63d0\u4e0b\uff0c\u63d2\u5165\u989d\u5916\u7684\u903b\u8f91\u3002\u65e2\u4fdd\u62a4\u4e86\u539f\u6709\u4e1a\u52a1\u7684\u5b8c\u6574\u6027\uff0c\u53c8\u80fd\u8ba9\u989d\u5916\u7684\u4ee3\u7801\u903b\u8f91\u4e0d\u4e0e\u539f\u6709\u4e1a\u52a1\u4ea7\u751f\u8026\u5408\u3002<br \/>\n\uff08\u60f3\u8c61\u4e00\u4e0b\uff0c\u5728\u4e00\u4e2a\u6210\u719f\u7684app\u4e0a\u9762\u7ed9\u6bcf\u4e00\u4e2a\u6309\u94ae\u6dfb\u52a0\u57cb\u70b9\u63a5\u53e3\uff0c\u6210\u767e\u4e0a\u5343\u4e2a\u63a7\u4ef6\u8ba9\u4f60\u57cb\u70b9\uff0c\u5199\u4e00\u5343\u6b21\u57cb\u70b9\u8c03\u7528\uff0c\u662f\u4e0d\u662f\u8981\u5d29\u6e83\uff0chook\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\uff09<\/p>\n<h2>\u524d\u7f6e\u6280\u80fd<\/h2>\n<ul>\n<li>Java\u53cd\u5c04\uff1a\u719f\u7ec3\u638c\u63e1\u7c7bClass\uff0c\u65b9\u6cd5Method\uff0c\u6210\u5458Field\u7684\u4f7f\u7528\u65b9\u6cd5<\/li>\n<\/ul>\n<p>\u6e90\u7801\u5185\u90e8\uff0c\u5f88\u591a\u7c7b\u548c\u65b9\u6cd5\u90fd\u662f<code>@hide<\/code>\u7684\uff0c\u5916\u90e8\u76f4\u63a5\u65e0\u6cd5\u8bbf\u95ee\uff0c\u6240\u4ee5\u53ea\u80fd\u901a\u8fc7\u53cd\u5c04\uff0c\u53bb\u521b\u5efa\u6e90\u7801\u4e2d\u7684\u7c7b\uff0c\u65b9\u6cd5\uff0c\u6216\u8005\u6210\u5458<\/p>\n<ul>\n<li>\u9605\u8bfb\u5b89\u5353\u6e90\u7801\u7684\u80fd\u529b<\/li>\n<\/ul>\n<p>hook\u7684\u5207\u5165\u70b9\u90fd\u5728\u6e90\u7801\u5185\u90e8\uff0c\u4e0d\u80fd\u9605\u8bfb\u6e90\u7801\uff0c\u4e0d\u80fd\u7406\u6e05\u6e90\u7801\u903b\u8f91\uff0c\u5219\u4e0d\u7528\u8c08hook<\/p>\n<h2>hook\u901a\u7528\u601d\u8def<\/h2>\n<p>\u65e0\u8bba\u591a\u4e48\u590d\u6742\u7684\u6e90\u7801\uff0c\u6211\u4eec\u60f3\u8981\u5e72\u6d89\u5176\u4e2d\u7684\u4e00\u4e9b\u6267\u884c\u6d41\u7a0b\uff0c\u6700\u7ec8\u7684\u6740\u62db\u53ea\u6709\u4e00\u4e2a: \u201c\u5077\u6881\u6362\u67f1\u201d<\/p>\n<p>\u800c \u201c\u5077\u6881\u6362\u67f1\u201d\u7684\u601d\u8def\uff0c\u901a\u5e38\u90fd\u662f\u4e00\u4e2a\u5957\u8def\uff1a<\/p>\n<ol>\n<li>\u6839\u636e\u9700\u6c42\u786e\u5b9a\u8981hook\u7684\u5bf9\u8c61<\/li>\n<li>\u5bfb\u627e\u8981hook\u7684\u5bf9\u8c61\u7684\u6301\u6709\u8005\uff0c\u62ff\u5230\u8981hook\u7684\u5bf9\u8c61<\/li>\n<\/ol>\n<p>(\u6301\u6709\uff1aB\u7c7b\u7684\u6210\u5458\u53d8\u91cf\u91cc\u6709\u4e00\u4e2a\u662fA\u7684\u5bf9\u8c61\uff0c\u90a3\u4e48B\u5c31\u662fA\u7684\u6301\u6709\u8005\uff0c\u5982\u4e0b)<\/p>\n<pre><code class=\"language-java\">class B { \n  A a;\n}\nclass A {}<\/code><\/pre>\n<ol start=\"3\">\n<li>\u5b9a\u4e49\u201c\u8981hook\u7684\u5bf9\u8c61\u201d\u7684\u4ee3\u7406\u7c7b\uff0c\u5e76\u4e14\u521b\u5efa\u8be5\u7c7b\u7684\u5bf9\u8c61<\/li>\n<li>\u4f7f\u7528\u4e0a\u4e00\u6b65\u521b\u5efa\u51fa\u6765\u7684\u5bf9\u8c61\uff0c\u66ff\u6362\u6389\u8981hook\u7684\u5bf9\u8c61<\/li>\n<\/ol>\n<h2>\u6848\u4f8b\u5b9e\u6218<\/h2>\n<p>\u8fd9\u662f\u4e00\u4e2a\u6700\u7b80\u5355\u7684\u6848\u4f8b\uff1a\u5728\u539f\u6765\u7684\u4ee3\u7801\u91cc\u9762\uff0c\u7ed9\u4e00\u4e2aView\u8bbe\u7f6e\u4e86\u70b9\u51fb\u4e8b\u4ef6\uff0c\u73b0\u5728\u8981\u6c42\u5728\u4e0d\u6539\u52a8\u8fd9\u4e2a\u70b9\u51fb\u4e8b\u4ef6\u7684\u60c5\u51b5\u4e0b\uff0c\u6dfb\u52a0\u989d\u5916\u7684\u70b9\u51fb\u4e8b\u4ef6\u903b\u8f91<\/p>\n<pre><code class=\"language-java\">View v = findViewById(R.id.tv);\nv.setOnClickListener(new View.OnClickListener() {\n    @Override\n    public void onClick(View v) {\n        Toast.makeText(MainActivity.this, &quot;\u652f\u4ed8\u6210\u529f&quot;, Toast.LENGTH_SHORT).show();\n    }\n});<\/code><\/pre>\n<h3>\u7b2c\u4e00\u6b65\uff1a\u6839\u636e\u9700\u6c42\u786e\u5b9a\u8981hook\u7684\u5bf9\u8c61<\/h3>\n<p>\u6211\u4eec\u7684\u76ee\u7684\u662f\u5728<code>OnClickListener<\/code>\u4e2d\uff0c\u63d2\u5165\u81ea\u5df1\u7684\u903b\u8f91\u3002\u6240\u4ee5\uff0c\u786e\u5b9a\u8981hook\u7684\uff0c\u662f<code>v.setOnClickListener()<\/code>\u65b9\u6cd5\u7684\u5b9e\u53c2\u3002<\/p>\n<h3>\u7b2c\u4e8c\u6b65\uff1a\u5bfb\u627e\u8981hook\u7684\u5bf9\u8c61\u7684\u6301\u6709\u8005\uff0c\u62ff\u5230\u8981hook\u7684\u5bf9\u8c61<\/h3>\n<p>\u8fdb\u5165<code>v.setOnClickListener<\/code>\u6e90\u7801\uff1a\u53d1\u73b0\u6211\u4eec\u521b\u5efa\u7684<code>OnClickListener<\/code>\u5bf9\u8c61\u88ab\u8d4b\u503c\u7ed9\u4e86<code>getListenerInfo().mOnClickListener<\/code><\/p>\n<pre><code class=\"language-java\">public void setOnClickListener(@Nullable OnClickListener l) {\n    if (!isClickable()) {\n        setClickable(true);\n    }\n    getListenerInfo().mOnClickListener = l;\n}<\/code><\/pre>\n<p>\u7ee7\u7eed\u7d22\u5f15\uff1a<code>getListenerInfo()<\/code>\u662f\u4e2a\u4ec0\u4e48\u73a9\u610f\uff1f\u7ee7\u7eed\u8ffd\u67e5\uff1a<\/p>\n<pre><code class=\"language-java\">ListenerInfo getListenerInfo() {\n    if (mListenerInfo != null) {\n        return mListenerInfo;\n    }\n    mListenerInfo = new ListenerInfo();\n    return mListenerInfo;\n}<\/code><\/pre>\n<p>\u7ed3\u679c\u53d1\u73b0\u8fd9\u4e2a\u5176\u5b9e\u662f\u4e00\u4e2a\u4f2a\u5355\u4f8b\uff0c\u4e00\u4e2aView\u5bf9\u8c61\u4e2d\u53ea\u5b58\u5728\u4e00\u4e2a<code>ListenerInfo<\/code>\u5bf9\u8c61<\/p>\n<p>\u8fdb\u5165<code>ListenerInfo<\/code>\u5185\u90e8\uff1a\u53d1\u73b0<code>OnClickListener<\/code>\u5bf9\u8c61\u88ab<code>ListenerInfo<\/code>\u6240\u6301\u6709<\/p>\n<pre><code class=\"language-java\">static class ListenerInfo {\n    ...\n    public OnClickListener mOnClickListener;\n    ...\n}<\/code><\/pre>\n<p>\u5230\u8fd9\u91cc\u4e3a\u6b62\uff0c\u5b8c\u6210\u7b2c\u4e8c\u6b65\uff0c\u627e\u5230\u4e86\u70b9\u51fb\u4e8b\u4ef6\u7684\u5b9e\u9645\u6301\u6709\u8005\uff1a<code>ListenerInfo<\/code><\/p>\n<h3>\u7b2c\u4e09\u6b65\uff1a\u5b9a\u4e49\u201c\u8981hook\u7684\u5bf9\u8c61\u201d\u7684\u4ee3\u7406\u7c7b\uff0c\u5e76\u4e14\u521b\u5efa\u8be5\u7c7b\u7684\u5bf9\u8c61<\/h3>\n<p>\u6211\u4eec\u8981hook\u7684\u662f<code>View.OnClickListener<\/code>\u5bf9\u8c61\uff0c\u6240\u4ee5\uff0c\u521b\u5efa\u4e00\u4e2a\u7c7b\u5b9e\u73b0<code>View.OnClickListener<\/code>\u63a5\u53e3<\/p>\n<pre><code class=\"language-java\">static class ProxyOnClickListener implements View.OnClickListener {\n    View.OnClickListener oriLis;\n\n    public ProxyOnClickListener(View.OnClickListener oriLis) {\n        this.oriLis = oriLis;\n    }\n\n    @Override\n    public void onClick(View v) {\n        Log.d(&quot;HookSetOnClickListener&quot;, &quot;\u70b9\u51fb\u4e8b\u4ef6\u88abhook\u5230\u4e86&quot;);\n        if (oriLis != null) {\n            oriLis.onClick(v);\n        }\n    }\n}<\/code><\/pre>\n<p>\u7136\u540e\uff0cnew\u51fa\u5b83\u7684\u5bf9\u8c61\u5f85\u7528\u3002<\/p>\n<pre><code class=\"language-java\">ProxyOnClickListener proxyOnClickListener = new ProxyOnClickListener(onClickListenerInstance);<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u8fd9\u91cc\u4f20\u5165\u4e86\u4e00\u4e2a<code>View.OnClickListener<\/code>\u5bf9\u8c61\uff0c\u5b83\u5b58\u5728\u7684\u76ee\u7684\uff0c\u662f\u8ba9\u6211\u4eec\u53ef\u4ee5\u6709\u9009\u62e9\u5730\u4f7f\u7528\u5230\u539f\u5148\u7684\u70b9\u51fb\u4e8b\u4ef6\u903b\u8f91\u3002\u4e00\u822chook\uff0c\u90fd\u4f1a\u4fdd\u7559\u539f\u6709\u7684\u6e90\u7801\u903b\u8f91\u3002<br \/>\n\u53e6\u5916\u63d0\u4e00\u53e5\uff1a\u5f53\u6211\u4eec\u8981\u521b\u5efa\u7684\u4ee3\u7406\u7c7b\uff0c\u662f\u88ab\u63a5\u53e3\u6240\u7ea6\u675f\u65f6\uff0c\u6bd4\u5982\u73b0\u5728\uff0c\u6211\u4eec\u521b\u5efa\u7684<code>ProxyOnClickListener implements View.OnClickListener<\/code>\uff0c\u53ea\u5b9e\u73b0\u4e86\u4e00\u4e2a\u63a5\u53e3\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528JDK\u63d0\u4f9b\u7684Proxy\u7c7b\u6765\u521b\u5efa\u4ee3\u7406\u5bf9\u8c61<\/p>\n<pre><code class=\"language-java\">Object proxyOnClickListener = Proxy.newProxyInstance(context.getClass().getClassLoader(), \n    new Class[]&gt;&gt;{View.OnClickListener.class}, new InvocationHandler() {\n        @Override\n        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {\n            Log.d(&quot;HookSetOnClickListener&quot;, &quot;\u70b9\u51fb\u4e8b\u4ef6\u88abhook\u5230\u4e86&quot;); \/\/\u52a0\u5165\u81ea\u5df1\u7684\u903b\u8f91\n            return method.invoke(onClickListenerInstance, args); \/\/\u6267\u884c\u88ab\u4ee3\u7406\u7684\u5bf9\u8c61\u7684\u903b\u8f91\n        }\n    });<\/code><\/pre>\n<p>\u8fd9\u4e2a\u4ee3\u7406\u7c7b\u5e76\u4e0d\u662f\u6b64\u6b21\u7684\u91cd\u70b9\uff0c\u6240\u4ee5\u4e00\u7b14\u5e26\u8fc7\u3002\u5230\u8fd9\u91cc\u4e3a\u6b62\uff0c\u7b2c\u4e09\u6b65\uff1a\u5b9a\u4e49\u201c\u8981hook\u7684\u5bf9\u8c61\u201d\u7684\u4ee3\u7406\u7c7b\uff0c\u5e76\u4e14\u521b\u5efa\u8be5\u7c7b\u7684\u5bf9\u8c61\u5b8c\u6210\u3002<\/p>\n<h3>\u7b2c\u56db\u6b65\uff1a\u4f7f\u7528\u4e0a\u4e00\u6b65\u521b\u5efa\u51fa\u6765\u7684\u5bf9\u8c61\uff0c\u66ff\u6362\u6389\u8981hook\u7684\u5bf9\u8c61\uff0c\u8fbe\u6210\u5077\u6881\u6362\u67f1\u7684\u6700\u7ec8\u76ee\u7684<\/h3>\n<p>\u5229\u7528\u53cd\u5c04\uff0c\u5c06\u6211\u4eec\u521b\u5efa\u7684\u4ee3\u7406\u70b9\u51fb\u4e8b\u4ef6\u5bf9\u8c61\uff0c\u4f20\u7ed9\u8fd9\u4e2aview<\/p>\n<pre><code class=\"language-java\">field.set(mListenerInfo, proxyOnClickListener);<\/code><\/pre>\n<p>\u8fd9\u91cc\uff0c\u8d34\u51fa\u6700\u7ec8\u4ee3\u7801\uff1a<\/p>\n<pre><code class=\"language-java\">\/**\n* hook\u7684\u8f85\u52a9\u7c7b\n* hook\u7684\u52a8\u4f5c\u653e\u5728\u8fd9\u91cc\n*\/\npublic class HookSetOnClickListenerHelper {\n\n    \/**\n     * hook\u7684\u6838\u5fc3\u4ee3\u7801\n     * \u8be5\u65b9\u6cd5\u7684\u552f\u4e00\u76ee\u7684\uff1a\u7528\u81ea\u5df1\u7684\u70b9\u51fb\u4e8b\u4ef6\uff0c\u66ff\u6362\u6389 View\u539f\u6765\u7684\u70b9\u51fb\u4e8b\u4ef6\n     *\n     * @param v hook\u7684\u8303\u56f4\u4ec5\u9650\u4e8e\u8fd9\u4e2aview\n     *\/\n    public static void hook(Context context, final View v) {\n        try {\n            \/\/1. \u83b7\u53d6\u8981hook\u7684\u5bf9\u8c61\n            \/\/\u53cd\u5c04\u6267\u884cView\u7c7b\u7684getListenerInfo()\u65b9\u6cd5\uff0c\u62ff\u5230v\u7684mListenerInfo\u5bf9\u8c61\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u5c31\u662f\u70b9\u51fb\u4e8b\u4ef6\u7684\u6301\u6709\u8005\n            Method method = View.class.getDeclaredMethod(&quot;getListenerInfo&quot;);\n            method.setAccessible(true); \/\/\u7531\u4e8egetListenerInfo()\u65b9\u6cd5\u5e76\u4e0d\u662fpublic\u7684\uff0c\u6240\u4ee5\u8981\u52a0\u8fd9\u4e2a\u4ee3\u7801\u6765\u4fdd\u8bc1\u8bbf\u95ee\u6743\u9650\n            Object mListenerInfo = method.invoke(v); \/\/\u8fd9\u91cc\u62ff\u5230\u7684\u5c31\u662fmListenerInfo\u5bf9\u8c61\uff0c\u4e5f\u5c31\u662f\u70b9\u51fb\u4e8b\u4ef6\u7684\u6301\u6709\u8005\n\n            \/\/\u8981\u4ece\u8fd9\u91cc\u9762\u62ff\u5230\u5f53\u524d\u7684\u70b9\u51fb\u4e8b\u4ef6\u5bf9\u8c61\n            Class&lt;?&gt; listenerInfoClz = Class.forName(&quot;android.view.View$ListenerInfo&quot;); \/\/\u8fd9\u662f\u5185\u90e8\u7c7b\u7684\u8868\u793a\u65b9\u6cd5\n            Field field = listenerInfoClz.getDeclaredField(&quot;mOnClickListener&quot;);\n            final View.OnClickListener onClickListenerInstance = (View.OnClickListener) field.get(mListenerInfo); \/\/\u53d6\u5f97\u771f\u5b9e\u7684mOnClickListener\u5bf9\u8c61\n\n            \/\/2. \u521b\u5efa\u6211\u4eec\u81ea\u5df1\u7684\u70b9\u51fb\u4e8b\u4ef6\u4ee3\u7406\u7c7b\n            \/\/   \u65b9\u5f0f1\uff1a\u81ea\u5df1\u521b\u5efa\u4ee3\u7406\u7c7b\n            \/\/   ProxyOnClickListener proxyOnClickListener = new ProxyOnClickListener(onClickListenerInstance);\n            \/\/   \u65b9\u5f0f2\uff1a\u7531\u4e8eView.OnClickListener\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u6240\u4ee5\u53ef\u4ee5\u76f4\u63a5\u7528\u52a8\u6001\u4ee3\u7406\u6a21\u5f0f\n            \/\/ Proxy.newProxyInstance\u76843\u4e2a\u53c2\u6570\u4f9d\u6b21\u5206\u522b\u662f\uff1a\n            \/\/ \u672c\u5730\u7684\u7c7b\u52a0\u8f7d\u5668\n            \/\/ \u4ee3\u7406\u7c7b\u7684\u5bf9\u8c61\u6240\u7ee7\u627f\u7684\u63a5\u53e3\uff08\u7528Class\u6570\u7ec4\u8868\u793a\uff0c\u652f\u6301\u591a\u4e2a\u63a5\u53e3\uff09\n            \/\/ \u4ee3\u7406\u7c7b\u7684\u5b9e\u9645\u903b\u8f91\uff0c\u5c01\u88c5\u5728new\u51fa\u6765\u7684InvocationHandler\u5185\n            Object proxyOnClickListener = Proxy.newProxyInstance(context.getClass().getClassLoader(), new Class[]{View.OnClickListener.class}, new InvocationHandler() {\n                @Override\n                public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {\n                    Log.d(&quot;HookSetOnClickListener&quot;, &quot;\u70b9\u51fb\u4e8b\u4ef6\u88abhook\u5230\u4e86&quot;); \/\/\u52a0\u5165\u81ea\u5df1\u7684\u903b\u8f91\n                    return method.invoke(onClickListenerInstance, args); \/\/\u6267\u884c\u88ab\u4ee3\u7406\u7684\u5bf9\u8c61\u7684\u903b\u8f91\n                }\n            });\n            \/\/3. \u7528\u6211\u4eec\u81ea\u5df1\u7684\u70b9\u51fb\u4e8b\u4ef6\u4ee3\u7406\u7c7b\uff0c\u8bbe\u7f6e\u5230&quot;\u6301\u6709\u8005&quot;\u4e2d\n            field.set(mListenerInfo, proxyOnClickListener);\n            \/\/\u5b8c\u6210\n        } catch (Exception e) {\n           e.printStackTrace();\n        }\n    }\n\n    \/\/ \u8fd8\u771f\u662f\u8fd9\u6837,\u81ea\u5b9a\u4e49\u4ee3\u7406\u7c7b\n    static class ProxyOnClickListener implements View.OnClickListener {\n        View.OnClickListener oriLis;\n\n        public ProxyOnClickListener(View.OnClickListener oriLis) {\n           this.oriLis = oriLis;\n        }\n\n        @Override\n        public void onClick(View v) {\n            Log.d(&quot;HookSetOnClickListener&quot;, &quot;\u70b9\u51fb\u4e8b\u4ef6\u88abhook\u5230\u4e86&quot;);\n            if (oriLis != null) {\n                oriLis.onClick(v);\n            }\n        }\n    }\n}<\/code><\/pre>\n<p>\u540c\u65f6\u5e76\u6ca1\u6709\u6539\u52a8<code>setOnClickListener<\/code>\u7684\u4ee3\u7801\uff0c\u53ea\u662f\u5728\u5176\u7684\u540e\u9762\uff0c\u52a0\u4e86\u4e00\u884c<code>HookSetOnClickListenerHelper.hook(this, v);<\/code><\/p>\n<pre><code class=\"language-java\">v.setOnClickListener(new View.OnClickListener() {\n    @Override\n    public void onClick(View v) {\n        Toast.makeText(MainActivity.this, &quot;\u652f\u4ed8\u6210\u529f&quot;, Toast.LENGTH_SHORT).show();\n    }\n});\n\nHookSetOnClickListenerHelper.hook(this, v); \/\/hook\u7684\u4f5c\u7528\uff0c\u662f\u7528\u6211\u4eec\u81ea\u5df1\u521b\u5efa\u7684\u70b9\u51fb\u4e8b\u4ef6\u4ee3\u7406\u5bf9\u8c61\uff0c\u66ff\u6362\u6389\u4e4b\u524d\u7684\u70b9\u51fb\u4e8b\u4ef6<\/code><\/pre>\n<p>ok\uff0c\u76ee\u7684\u8fbe\u6210<code>v.setOnClickListener<\/code>\u5df2\u7ecf\u88abhook<\/p>\n<blockquote>\n<p>\u524d\u65b9\u6709\u5751\uff0c\u9ad8\u80fd\u63d0\u793a\uff1a\u662f\u4e0d\u662f\u53ef\u4ee5\u5c06\u4e0a\u9762\u4e24\u6bb5\u4ee3\u7801\u6362\u4e2a\u987a\u5e8f\u3002\u7ed3\u679c\u8bc1\u660e\uff0c\u6362\u4e86\u4e4b\u540e\uff0chook\u5931\u6548\uff0c\u539f\u56e0\u662f\uff0chook\u65b9\u6cd5\u7684\u4f5c\u7528\uff0c\u662f\u5c06v\u5df2\u6709\u7684 \u70b9\u51fb\u4e8b\u4ef6\uff0c\u66ff\u6362\u6210\u6211\u4eec\u4ee3\u7406\u7684\u70b9\u51fb\u4e8b\u4ef6\u3002\u6240\u4ee5\uff0c\u5728v\u8fd8\u6ca1\u6709\u70b9\u51fb\u4e8b\u4ef6\u7684\u65f6\u5019\u8fdb\u884chook\uff0c\u662f\u6ca1\u7528\u7684<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>hook\u7684\u5b9a\u4e49 hook\uff0c\u94a9\u5b50\u3002\u52fe\u4f4f\u7cfb\u7edf\u7684\u7a0b\u5e8f\u903b\u8f91\u3002 \u5728\u67d0\u6bb5SDK\u6e90\u7801\u903b\u8f91\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\uff0c\u901a\u8fc7\u4ee3\u7801\u624b\u6bb5\u62e6\u622a\u6267\u884c\u8be5 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[311],"tags":[310],"class_list":["post-1831","post","type-post","status-publish","format-standard","hentry","category-android-advance","tag-hook"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1831","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1831"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1831\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}