{"id":3973,"date":"2021-02-05T16:43:51","date_gmt":"2021-02-05T08:43:51","guid":{"rendered":"http:\/\/122.152.205.50\/wordpress\/?p=3973"},"modified":"2025-03-29T18:01:27","modified_gmt":"2025-03-29T10:01:27","slug":"view%e4%bd%93%e7%b3%bb%ef%bc%88%e4%ba%94%ef%bc%89%ef%bc%9aview%e7%9a%84%e4%ba%8b%e4%bb%b6%e5%88%86%e5%8f%91%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973","title":{"rendered":"View\u4f53\u7cfb\uff08\u4e94\uff09\uff1aView\u7684\u4e8b\u4ef6\u5206\u53d1\u539f\u7406"},"content":{"rendered":"<p><a href=\"https:\/\/www.jianshu.com\/p\/b9cbc264ba03\">https:\/\/www.jianshu.com\/p\/b9cbc264ba03<\/a><br \/>\n\uff08\u6211\u5728\u7b80\u4e66\u4e0a\u7684\u6587\u7ae0\uff09<\/p>\n<p>\u8fd8\u662f\u7ad9\u5728\u5de8\u4eba\u7684\u80a9\u8180\u4e0a<br \/>\n<a href=\"https:\/\/blog.csdn.net\/a553181867\/article\/details\/51287844\">https:\/\/blog.csdn.net\/a553181867\/article\/details\/51287844<\/a> \uff08\u6709\u70b9\u96be\u61c2\uff0c\u8bb0\u4f4f\u4ed6\u6700\u540e\u7684\u603b\u7ed3\u5373\u53ef\u3002\uff09<\/p>\n<p><a href=\"https:\/\/blog.csdn.net\/zhangjin12312\/article\/details\/78340998\">https:\/\/blog.csdn.net\/zhangjin12312\/article\/details\/78340998<\/a> \uff08\u81ea\u79f0\u6700\u597d\u7684\u4e8b\u4ef6\u5206\u53d1\u535a\u5ba2\uff09<br \/>\n\u7acb\u9a6c\u627e\u5230\u4e00\u4e2a\u9519\u8bef\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-6e502eb254111f5d.png\" alt=\"\" \/><br \/>\nActivity\u7684dispatchTouchEvent\u5e76\u4e0d\u662fViewGroup\u5904\u7406\u7684<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-bb54a13b31180bdd.png\" alt=\"\" \/><br \/>\n\u540e\u6765\u53d1\u73b0\u8fd9\u7bc7\u6587\u7ae0\u662f\u8f6c\u8f7d\u7684\uff0c\u539f\u6587\u94fe\u63a5\u5e94\u8be5\u662f\uff1a<a href=\"https:\/\/www.jianshu.com\/p\/38015afcdb58\">https:\/\/www.jianshu.com\/p\/38015afcdb58<\/a> \uff08\u4ece\u6e90\u7801\u51fa\u53d1\u5206\u6790\uff09<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_16 counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E7%94%B1Demo%E6%9D%A5%E5%88%86%E6%9E%90\" title=\"\u7531Demo\u6765\u5206\u6790\">\u7531Demo\u6765\u5206\u6790<\/a><ul class=\"ez-toc-list-level-2\"><li class=\"ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E4%BA%8B%E4%BB%B6%E7%9A%84%E4%BC%A0%E9%80%92\" title=\"\u4e8b\u4ef6\u7684\u4f20\u9012\">\u4e8b\u4ef6\u7684\u4f20\u9012<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E4%BA%8B%E4%BB%B6%E7%9A%84%E5%A4%84%E7%90%86\" title=\"\u4e8b\u4ef6\u7684\u5904\u7406\">\u4e8b\u4ef6\u7684\u5904\u7406<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E7%94%B1%E6%BA%90%E7%A0%81%E6%9D%A5%E5%88%86%E6%9E%90\" title=\"\u7531\u6e90\u7801\u6765\u5206\u6790\">\u7531\u6e90\u7801\u6765\u5206\u6790<\/a><ul class=\"ez-toc-list-level-2\"><li class=\"ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%85%B3%E4%BA%8E%22223_Demo%E8%AE%B2%E8%A7%A3%22\" title=\"\u5173\u4e8e&quot;2.2.3 Demo\u8bb2\u89e3&quot;\">\u5173\u4e8e&quot;2.2.3 Demo\u8bb2\u89e3&quot;<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%85%B3%E4%BA%8E%22233_Demo%E8%AE%B2%E8%A7%A3%22\" title=\"\u5173\u4e8e&quot;2.3.3 Demo\u8bb2\u89e3&quot;\">\u5173\u4e8e&quot;2.3.3 Demo\u8bb2\u89e3&quot;<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E4%BD%9C%E8%80%85%E7%9A%84%E4%BC%AA%E4%BB%A3%E7%A0%81%E8%AF%B4%E6%98%8E3%E4%B8%AA%E6%96%B9%E6%B3%95%E9%97%B4%E7%9A%84%E5%85%B3%E7%B3%BB\" title=\"\u4f5c\u8005\u7684\u4f2a\u4ee3\u7801\u8bf4\u660e3\u4e2a\u65b9\u6cd5\u95f4\u7684\u5173\u7cfb\">\u4f5c\u8005\u7684\u4f2a\u4ee3\u7801\u8bf4\u660e3\u4e2a\u65b9\u6cd5\u95f4\u7684\u5173\u7cfb<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#Down%E7%9A%84%E5%90%8E%E7%BB%AD%E4%BA%8B%E4%BB%B6\" title=\"Down\u7684\u540e\u7eed\u4e8b\u4ef6\">Down\u7684\u540e\u7eed\u4e8b\u4ef6<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E6%88%91%E8%87%AA%E5%B7%B1%E7%9A%84%E6%80%BB%E7%BB%93\" title=\"\u6211\u81ea\u5df1\u7684\u603b\u7ed3\">\u6211\u81ea\u5df1\u7684\u603b\u7ed3<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#1%E5%85%B3%E4%BA%8E%E4%BA%8B%E4%BB%B6%E5%88%86%E5%8F%91%E7%9A%84%E9%82%A3%E5%87%A0%E4%B8%AA%E6%96%B9%E6%B3%95\" title=\"1.\u5173\u4e8e\u4e8b\u4ef6\u5206\u53d1\u7684\u90a3\u51e0\u4e2a\u65b9\u6cd5\">1.\u5173\u4e8e\u4e8b\u4ef6\u5206\u53d1\u7684\u90a3\u51e0\u4e2a\u65b9\u6cd5<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#2%E5%AE%9E%E8%B7%B5%E6%98%AF%E6%A3%80%E9%AA%8C%E7%9C%9F%E7%90%86%E7%9A%84%E5%94%AF%E4%B8%80%E6%A0%87%E5%87%86\" title=\"2.\u5b9e\u8df5\u662f\u68c0\u9a8c\u771f\u7406\u7684\u552f\u4e00\u6807\u51c6\">2.\u5b9e\u8df5\u662f\u68c0\u9a8c\u771f\u7406\u7684\u552f\u4e00\u6807\u51c6<\/a><\/li><\/ul><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%AF%B9Demo1%E3%80%81Demo2%E5%81%9A%E4%B8%80%E4%B8%AA%E6%80%BB%E7%BB%93%EF%BC%9A\" title=\"\u5bf9Demo1\u3001Demo2\u505a\u4e00\u4e2a\u603b\u7ed3\uff1a\">\u5bf9Demo1\u3001Demo2\u505a\u4e00\u4e2a\u603b\u7ed3\uff1a<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#3%E4%BA%8B%E4%BB%B6%E5%86%B2%E7%AA%81%E5%AE%9E%E6%88%98\" title=\"3.\u4e8b\u4ef6\u51b2\u7a81\u5b9e\u6218\">3.\u4e8b\u4ef6\u51b2\u7a81\u5b9e\u6218<\/a><ul class=\"ez-toc-list-level-5\"><li class=\"ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%86%B2%E7%AA%81%E7%B1%BB%E5%9E%8B%E7%9A%84%E5%88%92%E5%88%86\" title=\"\u51b2\u7a81\u7c7b\u578b\u7684\u5212\u5206\">\u51b2\u7a81\u7c7b\u578b\u7684\u5212\u5206<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%85%B8%E5%9E%8B%E4%BA%8B%E4%BB%B6%E5%86%B2%E7%AA%81%E5%88%86%E6%9E%90\" title=\"\u5178\u578b\u4e8b\u4ef6\u51b2\u7a81\u5206\u6790\">\u5178\u578b\u4e8b\u4ef6\u51b2\u7a81\u5206\u6790<\/a><ul class=\"ez-toc-list-level-6\"><li class=\"ez-toc-heading-level-6\"><a class=\"ez-toc-link ez-toc-heading-16\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E5%8E%9F%E5%9B%A0%EF%BC%9A\" title=\"\u539f\u56e0\uff1a\">\u539f\u56e0\uff1a<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-17\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=3973\/#%E6%B7%B1%E5%85%A5\" title=\"\u6df1\u5165\">\u6df1\u5165<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E7%94%B1Demo%E6%9D%A5%E5%88%86%E6%9E%90\"><\/span>\u7531Demo\u6765\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\u5728\u4e0a\u9762\u8fd9\u7bc7\u6587\u7ae0\u7684\u8bc4\u8bba\u4e2d\u6211\u53c8\u53d1\u73b0\u4e86\u4e00\u7bc7\u4f73\u4f5c\uff1a<a href=\"https:\/\/www.cnblogs.com\/fuly550871915\/p\/4983682.html\">https:\/\/www.cnblogs.com\/fuly550871915\/p\/4983682.html<\/a>  \uff08\u4eceDemo\u51fa\u53d1\u5206\u6790\uff0c\u66f4\u52a0\u76f4\u89c2\u6613\u61c2\uff0c\u4f46\u662f\u53ef\u80fd\u5ffd\u7565\u6e90\u7801\u8bb8\u591a\u7ec6\u8282\u7684\u5730\u65b9\uff09\uff0c\u5b83\u5c06\u4e8b\u4ef6\u5206\u53d1\u4e00\u5206\u4e3a\u4e8c\u3002<\/p>\n<blockquote>\n<ul>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%8B%E4%BB%B6%E7%9A%84%E4%BC%A0%E9%80%92\"><\/span>\u4e8b\u4ef6\u7684\u4f20\u9012<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u9488\u5bf9\u7684\u662fOnInterceptTouchEvent\u65b9\u6cd5\uff0c\u4f20\u9012\u662f\u7531\u5916\u5230\u5185\uff0c\u81ea\u4e0a\u800c\u4e0b\uff0c\u4e5f\u5c31\u662fActivity ---&gt;ViewGroup---&gt;View<\/p>\n<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%8B%E4%BB%B6%E7%9A%84%E5%A4%84%E7%90%86\"><\/span>\u4e8b\u4ef6\u7684\u5904\u7406<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u9488\u5bf9\u7684\u662fonTouchEvent\u65b9\u6cd5\uff0c\u548c\u4e8b\u4ef6\u7684\u4f20\u9012\u987a\u5e8f\u6b63\u597d\u76f8\u53cd\uff0c\u5904\u7406\u662f\u7531\u5185\u5230\u5916\uff0c\u81ea\u4e0b\u800c\u4e0a,\u4e5f\u5c31\u662fView---&gt;ViewGroup---&gt;Activity<br \/>\n\u53ea\u6709\u4e8b\u4ef6\u4f20\u9012\u8fc7\u6765\u4e86\uff0c\u624d\u6709\u8d44\u683c\u8bf4\u5904\u7406\u3002 <\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h1><span class=\"ez-toc-section\" id=\"%E7%94%B1%E6%BA%90%E7%A0%81%E6%9D%A5%E5%88%86%E6%9E%90\"><\/span>\u7531\u6e90\u7801\u6765\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\u4e0b\u9762\uff0c\u5bf9<a href=\"https:\/\/www.jianshu.com\/p\/38015afcdb58\">https:\/\/www.jianshu.com\/p\/38015afcdb58<\/a> \u5206\u6790\u3002<br \/>\n\u9996\u5148\uff0c\u6211\u8981\u7ea0\u6b63\u6211\u4e0a\u9762\u6307\u51fa\u7684\u90a3\u4e2a\u9519\u8bef\uff0c\u5176\u5b9e\u90a3\u4e2a\u662f\u6b63\u786e\u7684\u3002activity\u7684\u4e8b\u4ef6\u5206\u53d1\u6d41\u7a0b\u662factivity ---&gt; PhoneWindow ---&gt; DecorView(ViewGroup)\uff0c\u6240\u4ee5\u90a3\u4e2a\u4f5c\u8005\u8bf4\u7684\u6ca1\u6709\u9519\uff0c\u662f\u8de8\u5ea6\u592a\u5927\u4e86\u3002<\/p>\n<ul>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"%E5%85%B3%E4%BA%8E%22223_Demo%E8%AE%B2%E8%A7%A3%22\"><\/span>\u5173\u4e8e&quot;2.2.3 Demo\u8bb2\u89e3&quot;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4f5c\u8005\u5728ViewGroup\u7684\u4e8b\u4ef6\u5206\u53d1\u91cc\u5199\u4e86\u8fd9\u4e2aDemo\uff0c\u4f46\u662fDemo\u4e2dButton\u662f\u4e2aView\uff0c\u6240\u4ee5\u4f8b\u5b50\u7684\u7ed3\u5c3e\u6ca1\u592a\u8bf4\u660e\u767d\uff0c\u8fd9\u91cc\u6211\u505a\u4e00\u4e0b\u8865\u5145\uff1a<\/p>\n<pre><code class=\"language-java\">\/\/Android 5.0 View.java\u6e90\u7801\npublic boolean onTouchEvent(MotionEvent event) {\n    final float x = event.getX();\n    final float y = event.getY();\n    final int viewFlags = mViewFlags;\n\n    if ((viewFlags &amp; ENABLED_MASK) == DISABLED) {\n        if (event.getAction() == MotionEvent.ACTION_UP &amp;&amp; (mPrivateFlags &amp; PFLAG_PRESSED) != 0) {\n            setPressed(false);\n        }\n        \/\/ A disabled view that is clickable still consumes the touch \n        \/\/ events, it just doesn&#039;t respond to them. \uff08\u5373\u4f7fView\u662fdisable\u72b6\u6001\uff0c\u53ea\u8981\u5b83\u662f\u53ef\u70b9\u51fb\u7684\uff0c\u5b83\u4e5f\u4f1a\u83b7\u53d6\u89e6\u6478\u4e8b\u4ef6\uff0c\u53ea\u662f\u4e0d\u53bb\u54cd\u5e94\u5b83\u4eec\u3002\uff09\n\n        return (((viewFlags &amp; CLICKABLE) == CLICKABLE ||\n                (viewFlags &amp; LONG_CLICKABLE) == LONG_CLICKABLE));\n    }\n\n    if (mTouchDelegate != null) {\n        if (mTouchDelegate.onTouchEvent(event)) {\n            return true;\n        }\n    }\n\n    \/\/\u8bbe\u7f6e\u4e86\u70b9\u51fb\u4e8b\u4ef6\uff0c\u4f1a\u8d70\u5230\u8fd9\u91cc\u3002\n    if (((viewFlags &amp; CLICKABLE) == CLICKABLE ||\n            (viewFlags &amp; LONG_CLICKABLE) == LONG_CLICKABLE)) {\n        switch (event.getAction()) {\n            case MotionEvent.ACTION_UP:\n                boolean prepressed = (mPrivateFlags &amp; PFLAG_PREPRESSED) != 0;\n                if ((mPrivateFlags &amp; PFLAG_PRESSED) != 0 || prepressed) {\n                    ...\n                    if (!mHasPerformedLongPress) {\n                        \/\/ This is a tap, so remove the longpress check\n                        removeLongPressCallback();\n\n                        \/\/ Only perform take click actions if we were in the pressed state\n                        if (!focusTaken) {\n                            \/\/ Use a Runnable and post this rather than calling\n                            \/\/ performClick directly. This lets other visual state\n                            \/\/ of the view update before click actions start.\n                            if (mPerformClick == null) {\n                                mPerformClick = new PerformClick();\n                            }\n                            if (!post(mPerformClick)) {\n                                performClick();\n                            }\n                        }\n                    }\n\n                    ...\n                }\n                break;\n\n            case MotionEvent.ACTION_DOWN:\n                mHasPerformedLongPress = false;\n\n                if (performButtonActionOnTouchDown(event)) {\n                    break;\n                }\n\n                \/\/ Walk up the hierarchy to determine if we&#039;re inside a scrolling container.\n                boolean isInScrollingContainer = isInScrollingContainer();\n\n                \/\/ For views inside a scrolling container, delay the pressed feedback for\n                \/\/ a short period in case this is a scroll.\n                if (isInScrollingContainer) {\n                    mPrivateFlags |= PFLAG_PREPRESSED;\n                    if (mPendingCheckForTap == null) {\n                        mPendingCheckForTap = new CheckForTap();\n                    }\n                    mPendingCheckForTap.x = event.getX();\n                    mPendingCheckForTap.y = event.getY();\n                    postDelayed(mPendingCheckForTap, ViewConfiguration.getTapTimeout());\n                } else {\n                    \/\/ Not inside a scrolling container, so show the feedback right away\n                    setPressed(true, x, y);\n                    checkForLongClick(0);\n                }\n                break;\n                ...\n        }\n\n        return true;            \/\/\u6d88\u8d39\u8fd9\u4e2a\u4e8b\u4ef6\uff0c\u4e0d\u4f1a\u518d\u5411\u4e0a\u56de\u8c03\u3002\n    }\n\n    return false;\n}<\/code><\/pre>\n<p>\u6240\u4ee5\u4f5c\u8005\u535a\u5ba2\u91cc\u4e0b\u7684\u7ed3\u8bba\uff1aButton\u7684onClick()\u5c06\u4e8b\u4ef6\u6d88\u8d39\u6389\u4e86\uff0c\u4ece\u4e8b\u4ef6\u5206\u53d1\u4e0a\u8bf4\uff0c\u5c31\u662fButton(View)\u7684onTouchEvent\u76f4\u63a5\u8fd4\u56de\u4e86true\uff0c\u6240\u4ee5\u5b83\u7684\u7236\u7c7bViewGroup\u4e0d\u4f1a\u6536\u5230\u4e8b\u4ef6\u7684\u5904\u7406\u8bf7\u6c42 \u3002<\/p>\n<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"%E5%85%B3%E4%BA%8E%22233_Demo%E8%AE%B2%E8%A7%A3%22\"><\/span>\u5173\u4e8e&quot;2.3.3 Demo\u8bb2\u89e3&quot;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8fd9\u4e2aView\u6d89\u53ca\u7684\u662f\u540c\u4e00\u4e2aView\u7684\u4e8b\u4ef6\u5206\u53d1\uff0csetOnTouchListener\u4e0esetOnClickListener\uff0c<br \/>\nsetOnTouchListener\u7684onTouchEvent\u7684\u8fd4\u56de\u503c\u4e3a\u5565\u4f1a\u5e72\u6270setOnClickListener\u7684\u6267\u884c\u5462\uff1f<\/p>\n<pre><code class=\"language-java\">\/\/Android 4.4 View.java\u6e90\u7801\npublic boolean dispatchTouchEvent(MotionEvent event) {\n    if (mInputEventConsistencyVerifier != null) {\n        mInputEventConsistencyVerifier.onTouchEvent(event, 0);\n    }\n\n    if (onFilterTouchEventForSecurity(event)) {\n        \/\/noinspection SimplifiableIfStatement\n        ListenerInfo li = mListenerInfo;\n        if (li != null &amp;&amp; li.mOnTouchListener != null &amp;&amp; (mViewFlags &amp; ENABLED_MASK) == ENABLED\n                &amp;&amp; li.mOnTouchListener.onTouch(this, event)) {\n            return true;        \/\/mOnTouchListener.onTouch\u7ed3\u679c\u8fd4\u56de\u503c\u662ftrue\u7684\u8bdd\uff0c\u5c31\u76f4\u63a5\u8fd4\u56de\u4e86\uff0c\u4e0d\u4f1a\u5f80\u540e\u6267\u884conTouchEvent\u3002\n        }\n\n        if (onTouchEvent(event)) {\n            return true;\n        }\n    }\n\n    if (mInputEventConsistencyVerifier != null) {\n        mInputEventConsistencyVerifier.onUnhandledEvent(event, 0);\n    }\n    return false;\n}<\/code><\/pre>\n<p>\u7ed3\u5408\u6e90\u7801\u5206\u6790\uff0cmOnTouchListener.onTouch\u7ed3\u679c\u8fd4\u56de\u503c\u4e3atrue\uff0conTouchEvent\u65b9\u6cd5\u4e0d\u4f1a\u6267\u884c\uff0c\u800cclick\u65b9\u6cd5\u662f\u5728onTouchEvent\u91cc\u6267\u884c\uff0c\u6240\u4ee5click\u65b9\u6cd5\u4e5f\u4e0d\u4f1a\u6267\u884c\u3002<\/p>\n<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BD%9C%E8%80%85%E7%9A%84%E4%BC%AA%E4%BB%A3%E7%A0%81%E8%AF%B4%E6%98%8E3%E4%B8%AA%E6%96%B9%E6%B3%95%E9%97%B4%E7%9A%84%E5%85%B3%E7%B3%BB\"><\/span>\u4f5c\u8005\u7684\u4f2a\u4ee3\u7801\u8bf4\u660e3\u4e2a\u65b9\u6cd5\u95f4\u7684\u5173\u7cfb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre><code class=\"language-java\">\/**\n* \u70b9\u51fb\u4e8b\u4ef6\u4ea7\u751f\u540e\n*\/ \n\/\/ \u6b65\u9aa41\uff1a\u8c03\u7528dispatchTouchEvent\uff08\uff09\npublic boolean dispatchTouchEvent(MotionEvent ev) {\n\nboolean consume = false; \/\/\u4ee3\u8868 \u662f\u5426\u4f1a\u6d88\u8d39\u4e8b\u4ef6\n\n\/\/ \u6b65\u9aa42\uff1a\u5224\u65ad\u662f\u5426\u62e6\u622a\u4e8b\u4ef6\nif (onInterceptTouchEvent(ev)) {\n  \/\/ a. \u82e5\u62e6\u622a\uff0c\u5219\u5c06\u8be5\u4e8b\u4ef6\u4ea4\u7ed9\u5f53\u524dView\u8fdb\u884c\u5904\u7406\n  \/\/ \u5373\u8c03\u7528onTouchEvent (\uff09\u65b9\u6cd5\u53bb\u5904\u7406\u70b9\u51fb\u4e8b\u4ef6\n    consume = onTouchEvent (ev) ;\n\n} else {\n\n  \/\/ b. \u82e5\u4e0d\u62e6\u622a\uff0c\u5219\u5c06\u8be5\u4e8b\u4ef6\u4f20\u9012\u5230\u4e0b\u5c42\n  \/\/ \u5373 \u4e0b\u5c42\u5143\u7d20\u7684dispatchTouchEvent\uff08\uff09\u5c31\u4f1a\u88ab\u8c03\u7528\uff0c\u91cd\u590d\u4e0a\u8ff0\u8fc7\u7a0b\n  \/\/ \u76f4\u5230\u70b9\u51fb\u4e8b\u4ef6\u88ab\u6700\u7ec8\u5904\u7406\u4e3a\u6b62\n  consume = child.dispatchTouchEvent (ev) ;\n}\n\n\/\/ \u6b65\u9aa43\uff1a\u6700\u7ec8\u8fd4\u56de\u901a\u77e5 \u8be5\u4e8b\u4ef6\u662f\u5426\u88ab\u6d88\u8d39\uff08\u63a5\u6536 &amp; \u5904\u7406\uff09\nreturn consume;\n\n}<\/code><\/pre>\n<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"Down%E7%9A%84%E5%90%8E%E7%BB%AD%E4%BA%8B%E4%BB%B6\"><\/span>Down\u7684\u540e\u7eed\u4e8b\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4f17\u591a\u7684\u4e8b\u4ef6\u5206\u53d1\u535a\u5ba2\u90fd\u4f1a\u8be6\u8bf4\u5230Down\u4e8b\u4ef6\uff0c\u4f46\u662f\u5f88\u5c11\u8bf4\u660eMOVE\u3001UP\u7b49\u540e\u7eed\u4e8b\u4ef6\u5bf9\u4e8b\u4ef6\u5206\u53d1\u7684\u5f71\u54cd\u3002<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-b258533887cfc6ea.jpg\" alt=\"\u4e8b\u4ef6\u5206\u53d1.jpg\" \/><br \/>\n\u6240\u4ee5DOWN\u4e8b\u4ef6\u662f\u5426\u6d88\u8d39\u76f4\u63a5\u5f71\u54cdMOVE\u3001UP\u4e8b\u4ef6\u662f\u5426\u6267\u884c\u3002\u4ee3\u7801\u91cc\u662f\u5982\u4f55\u4f53\u73b0\u7684\u5462\uff1f<\/p>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%E6%88%91%E8%87%AA%E5%B7%B1%E7%9A%84%E6%80%BB%E7%BB%93\"><\/span>\u6211\u81ea\u5df1\u7684\u603b\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"1%E5%85%B3%E4%BA%8E%E4%BA%8B%E4%BB%B6%E5%88%86%E5%8F%91%E7%9A%84%E9%82%A3%E5%87%A0%E4%B8%AA%E6%96%B9%E6%B3%95\"><\/span>1.\u5173\u4e8e\u4e8b\u4ef6\u5206\u53d1\u7684\u90a3\u51e0\u4e2a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>ViewGroup\u72ec\u6709onInterceptTouchEvent\u65b9\u6cd5\uff0cView\u72ec\u6709onTouchEvent\u65b9\u6cd5\uff08\u4f46\u662f\u53ef\u4ee5\u88ab\u5b83\u7684\u5b50View\u590d\u5199\uff0c\u800c\u4e14\u901a\u5e38\u76f4\u63a5\u7ee7\u627f\u5b83\u7684View\u90fd\u4f1a\u590d\u5199\u3002\u7ee7\u627fViewGroup\u7684\u7c7b\uff0c\u5982\u7eaf\u5e03\u5c40\u7c7b\uff0c\u4e00\u822c\u4e0d\u4f1a\u5bf9onTouchEvent\u8fdb\u884c\u590d\u5199\uff0c\u4f46\u662f\u4e5f\u6709\u4f8b\u5916\uff0c\u5982ToolBar\u3002\u6240\u4ee5\uff0c<strong>\u6b63\u662f\u7531\u4e8e\u5bf9onTouchEvent\u65b9\u6cd5\u7684\u590d\u5199\uff0c\u5bfc\u81f4\u5404\u79cd\u63a7\u4ef6\u5d4c\u5957\u540e\u51b2\u7a81\u4e0d\u65ad<\/strong>\u3002\uff09<\/li>\n<li>\n<p>ViewGroup\u548cView\u90fd\u6709dispatchTouchEvent\u65b9\u6cd5\uff0cViewGroup\u590d\u5199\u4e86View\u7684dispatchTouchEvent\u65b9\u6cd5\uff0c\u5b9e\u73b0\u4e0d\u540c\u3002<\/p>\n<ul>\n<li><strong>1.ViewGroup\u7684dispatchTouchEvent\u65b9\u6cd5<\/strong>\uff1a<br \/>\n\u5224\u65adonInterceptTouchEvent\u65b9\u6cd5\u662f\u5426\u62e6\u622a\u4e8b\u4ef6\uff0c\u7f3a\u7701\u60c5\u51b5\u4e0b\u4f1a\u904d\u5386\u5b50View\uff0c\u5982\u679cView\u6ee1\u8db3\u6761\u4ef6(\u5982touch\u4e8b\u4ef6\u7684\u5750\u6807\u843d\u5728View\u4e0a)\u5c31\u4f1a\u8c03\u7528dispatchTransformedTouchEvent\u65b9\u6cd5\uff0c\u7136\u540e\u53ef\u80fd\u4f1a\u8c03\u7528\u5230\u5b50View\u7684dispatchTouchEvent\u65b9\u6cd5\u6216\u8005\u7236\u7c7b\u7684dispatchTouchEvent\u65b9\u6cd5\u3002\u8fd9\u5c31\u662f\u4e8b\u4ef6\u4f20\u9012\uff0c\u6211\u4eec\u6700\u9700\u8981\u5173\u6ce8\u7684\u5730\u65b9\u5c31\u662f<strong>\u4e8b\u4ef6\u4f20\u9012\u7684\u6761\u4ef6<\/strong>\u3002<\/li>\n<\/ul>\n<p>\u5173\u4e8eViewGroup\u7684dispatchTouchEvent\u65b9\u6cd5\uff0c\u6211\u8fd8\u8981\u5f3a\u8c03\u4e00\u4e2a\u91cd\u70b9\uff1a <strong>mFirstTouchTarget<\/strong>\u3002\u6211\u4eec\u603b\u662f\u5728\u8bf4\uff0c<strong>\u5982\u679cView\u7684onTouchEvent\u8fd4\u56defalse\uff0c\u4e8b\u4ef6\u5c31\u4f1a\u4ea4\u7531\u5b83\u7684\u7236\u5e03\u5c40\u7684onTouch\u65b9\u6cd5\u5904\u7406<\/strong>\u3002\u8fd9\u4e2a\u7ed3\u8bba\u5982\u4f55\u4ece\u4ee3\u7801\u91cc\u63a8\u5bfc\u51fa\u6765\u5462\uff1f<br \/>\n\u300b\u300bDown\u4e8b\u4ef6\u89e6\u53d1\uff0cmFirstTouchTarget\u7f6e\u4e3anull\u3002<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-780073e4f081ff86.png\" alt=\"image.png\" \/><br \/>\n\u300b\u300b\u5047\u5982\u6709\u67d0\u4e2a\u5b50View\u5904\u7406\u4e86\u4e8b\u4ef6\uff0caddTouchTarget\u65b9\u6cd5\u4f1a\u6267\u884c\uff0c\u91cc\u9762\u7ed9mFirstTouchTarget\u8d4b\u503c\u4e86\u3002<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-72c29cd98571f374.png\" alt=\"image.png\" \/><br \/>\n\u300b\u300b\u5047\u5982\u6ca1\u6709\u4e00\u4e2a\u5b50View\u5904\u7406\u4e8b\u4ef6\uff0cmFirstTouchTarget\u662fnull\uff0c\u5c31\u4f1a\u6267\u884c\u4e0b\u9762\u4ee3\u7801\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-e5376ee5e86f8c41.png\" alt=\"image.png\" \/><br \/>\n\u770bdispatchTransformedTouchEvent\u65b9\u6cd5<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-b7b211bb6ed8fc1d.png\" alt=\"image.png\" \/><\/p>\n<pre><code>super.dispatchTouchEvent<\/code><\/pre>\n<p>\u6ce8\u610f\u662fsuper\uff0c\u5426\u5219\u5c31\u662f\u6b7b\u5faa\u73af\u4e86\u3002\u4e5f\u5c31\u4f1a\u8c03\u7528\u5230\u4e86onTouchEvent\u65b9\u6cd5(\u8fd9\u4e2a\u65b9\u6cd5\u662fView\u7c7b\u91cc\u7684)\u3002\u6240\u4ee5<strong>\u201c\u4e0b\u7ea7View\u4e0d\u5904\u7406\uff0c\u4e0a\u7ea7View\u5c31\u5904\u7406\u201d<\/strong>\u8fd9\u4e2a\u5224\u65ad\u662f<strong>\u5728\u4e0a\u7ea7View\u91cc\u5224\u65ad\u7684\uff0c\u5e76\u975e\u662f\u6211\u4eec\u4e00\u8d2f\u7684\u76d1\u542c\u56de\u8c03\u6a21\u5f0f\uff0c\u5e76\u975e\u5728\u4e0b\u7ea7View\u91cc\u56de\u8c03\u4e0a\u7ea7View\u7684onTouch\u4e8b\u4ef6<\/strong>\u3002<\/p>\n<ul>\n<li><strong>2.View\u7684dispatchTouchEvent\u65b9\u6cd5<\/strong>\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-aeebcea55b2d55f3.jpg\" alt=\"image.png\" \/><br \/>\n\u5173\u4e8eView\u7684dispatchTouchEvent\u65b9\u6cd5\uff0c\u6211\u53ea\u60f3\u5f3a\u8c032\u70b9\uff1a<br \/>\n<strong>1\uff09\u901a\u8fc7setOnTouchListener\u8bbe\u7f6e\u7684\u76d1\u542c\u8005\u6bd4View\u672c\u8eab\u7684onTouchEvent\u5904\u7406\u4f18\u5148\u7ea7\u9ad8\uff0c\u76d1\u542c\u8005\u4e00\u65e6\u5904\u7406\u4e86Touch\u4e8b\u4ef6\uff0cView\u672c\u8eab\u7684onTouchEvent\u65b9\u6cd5\u5219\u4e0d\u4f1a\u88ab\u6267\u884c<\/strong>\u3002<br \/>\n<strong>2\uff09View\u7684dispatchTouchEvent\u7684\u8fd4\u56de\u503c\u4ee3\u8868\u7740View\u5bf9\u4e8b\u4ef6\u7684\u5904\u7406\u7ed3\u679c<\/strong>\uff0c\u770b\u5b98\u65b9\u7684\u6ce8\u91ca\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-238187f404d75757.png\" alt=\"image.png\" \/><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5bf9\u4e8eViewGroup\u800c\u8a00\uff0cdispatchTouchEvent\u7684\u8fd4\u56de\u503c\u4ee3\u8868\u7740\u5185\u5c42View\u6216\u8005\u81ea\u5df1\u5bf9\u4e8b\u4ef6\u7684\u5904\u7406\u7ed3\u679c\u3002<\/p>\n<p>\u7531\u6b64\u53ef\u89c1\uff0cView\u7684dispatchTouchEvent\u65b9\u6cd5\u53ea\u662f\u5bf9onTouchEvent\u7684\u4e00\u4e2a\u5c01\u88c5\u800c\u5df2\uff0c\u800cViewGroup\u7684dispatchTouchEvent\u65b9\u6cd5\u662f\u5bf9View\u7684dispatchTouchEvent\u65b9\u6cd5\u904d\u5386\u548c\u5bf9\u81ea\u5df1\u7684onTouchEvent\u7684\u4e00\u4e2a\u5c01\u88c5\u800c\u5df2\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2%E5%AE%9E%E8%B7%B5%E6%98%AF%E6%A3%80%E9%AA%8C%E7%9C%9F%E7%90%86%E7%9A%84%E5%94%AF%E4%B8%80%E6%A0%87%E5%87%86\"><\/span>2.\u5b9e\u8df5\u662f\u68c0\u9a8c\u771f\u7406\u7684\u552f\u4e00\u6807\u51c6<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u4e0b\u9762\uff0c\u6211\u5c31\u4eb2\u81ea\u5199\u51e0\u4e2aDemo\u4eb2\u81ea\u9a8c\u8bc1\u4e0a\u9762\u7684\u7406\u8bba\u3002<br \/>\n\u81ea\u5b9a\u4e49\u4e00\u4e2aView\u548cViewGroup\uff0c\u7528\u6765\u6253\u5370\u65e5\u5fd7\u3002(<strong>\u6267\u884c\u65b9\u6cd5\u540e\u7684\u65e5\u5fd7\uff0c\u5e26\u6709handle\u7684\uff0c\u53ea\u662f\u6807\u8bc6\u5f53\u524d\u65b9\u6cd5\u7684\u6267\u884c\u7ed3\u679c\uff0c\u65e5\u5fd7\u6253\u5370\u51fa\u6765\u7684\u6267\u884c\u987a\u5e8f\u662f\u4e71\u5e8f\u7684\uff0c\u4e0d\u8981\u7ba1\u3002<\/strong>)<br \/>\nView\u7c7b<\/p>\n<pre><code class=\"language-java\">public class MyView extends View {\n    private static final String TAG = &quot;MyView&quot;;\n    public MyView(Context context) {\n        super(context);\n    }\n\n    public MyView(Context context, AttributeSet attrs) {\n        super(context, attrs);\n    }\n\n    public MyView(Context context, AttributeSet attrs, int defStyleAttr) {\n        super(context, attrs, defStyleAttr);\n    }\n\n    @Override\n    public boolean dispatchTouchEvent(MotionEvent ev) {\n        \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u987a\u5e8f\n        Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev));\n        boolean result = super.dispatchTouchEvent(ev);\n        \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u7ed3\u679c\uff08\u4e0d\u8981\u7ba1\u987a\u5e8f\uff0c\u770bhandle\u5373\u53ef\u3002\uff09\n        Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev)  + &quot;,handle:&quot; + result);\n        return result;\n    }\n\n    @Override\n    public boolean onTouchEvent(MotionEvent event) {\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n        boolean result;\n        if(MotionEvent.ACTION_DOWN == event.getAction()){\n            result = true;\n        } if(MotionEvent.ACTION_MOVE == event.getAction()){\n            result = false;\n        }\n        else{\n            result = super.onTouchEvent(event);\n        }\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n        return result;\n    }\n\n    private String getEventName(MotionEvent ev){\n        if(MotionEvent.ACTION_DOWN == ev.getAction()){\n            return &quot;ACTION_DOWN&quot;;\n        }else if(MotionEvent.ACTION_MOVE == ev.getAction()){\n            return &quot;ACTION_MOVE&quot;;\n        }else if(MotionEvent.ACTION_UP == ev.getAction()){\n            return &quot;ACTION_UP&quot;;\n        }\n        return  &quot;other&quot;;\n    }\n\n}\n<\/code><\/pre>\n<p>ViewGroup\u7c7b<\/p>\n<pre><code class=\"language-java\">public class MyViewGroup extends ViewGroup {\n    private static final String TAG = &quot;MyViewGroup&quot;;\n    public MyViewGroup(@NonNull Context context) {\n        super(context);\n    }\n\n    public MyViewGroup(@NonNull Context context, @Nullable AttributeSet attrs) {\n        super(context, attrs);\n    }\n\n    public MyViewGroup(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {\n        super(context, attrs, defStyleAttr);\n    }\n\n    @Override\n    public boolean dispatchTouchEvent(MotionEvent ev) {\n        \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u987a\u5e8f\n        Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev));\n        boolean result = super.dispatchTouchEvent(ev);\n        \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u7ed3\u679c\uff08\u4e0d\u8981\u7ba1\u987a\u5e8f\uff0c\u770bhandle\u5373\u53ef\u3002\uff09\n        Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev)  + &quot;,handle:&quot; + result);\n        return result;\n    }\n\n    @Override\n    public boolean onInterceptTouchEvent(MotionEvent ev) {\n        Log.e(TAG, &quot;onInterceptTouchEvent: &quot;  + getTag() + &quot;,name:&quot; + getEventName(ev) );\n        boolean result = super.onInterceptTouchEvent(ev);\n        Log.e(TAG, &quot;onInterceptTouchEvent: &quot;  + getTag() + &quot;,name:&quot; + getEventName(ev)  + &quot;,handle:&quot; + result);\n        return result;\n    }\n\n    @Override\n    protected void onLayout(boolean changed, int l, int t, int r, int b) {\n\n    }\n\n    @Override\n    public boolean onTouchEvent(MotionEvent event) {\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n        boolean result;\n        if(MotionEvent.ACTION_DOWN == event.getAction()){\n            result = true;\n        }else if(MotionEvent.ACTION_MOVE == event.getAction()){\n            result = true;\n        }\n        else{\n            result = super.onTouchEvent(event);\n        }\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n        return result;\n    }\n\n    private String getEventName(MotionEvent ev){\n        if(MotionEvent.ACTION_DOWN == ev.getAction()){\n            return &quot;ACTION_DOWN&quot;;\n        }else if(MotionEvent.ACTION_MOVE == ev.getAction()){\n            return &quot;ACTION_MOVE&quot;;\n        }else if(MotionEvent.ACTION_UP == ev.getAction()){\n            return &quot;ACTION_UP&quot;;\n        }\n        return  &quot;other&quot;;\n    }\n}\n<\/code><\/pre>\n<ul>\n<li>\n<p><strong>Demo1<\/strong>:\u53ea\u6709View-\u6700\u7b80\u5355\uff0c\u53ea\u6709\u4e00\u4e2a\u5355\u72ec\u7684MyView\u3002<br \/>\n\u5e03\u5c40\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-b3a73165fe3a02af.png\" alt=\"image.png\" \/><br \/>\n\u8f93\u51fa\u65e5\u5fd71-1\uff1a<\/p>\n<pre><code class=\"language-java\">MyView: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:false<\/code><\/pre>\n<p>\u53ef\u4ee5\u53d1\u73b0\uff0c<strong>View\u9ed8\u8ba4onTouchEvent\u7684ACTION_DOWN\u4e8b\u4ef6\u5904\u7406\u4e3afalse\uff0c\u6240\u4ee5\u4e5f\u4e0d\u4f1a\u6536\u5230\u540e\u7eed\u7684MOVE\u3001UP\u4e8b\u4ef6\u3002<\/strong><br \/>\n\u300b\u300b\u90a3\u4e48\uff0c\u5728onTouchEvent\u91cc\u5224\u65ad\u4e00\u4e0b\uff0c\u5982\u679cACTION_DOWN\u4e8b\u4ef6\u5c31\u8fd4\u56detrue\uff0c\u770b\u770b\u662f\u4ec0\u4e48\u7ed3\u679c\uff1f<br \/>\n\u4fee\u6539MyView\u7684onTouch\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-java\">@Override\npublic boolean onTouchEvent(MotionEvent event) {\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n    boolean result;\n    if(MotionEvent.ACTION_DOWN == event.getAction()){\n        result = true;\n    }\n    else{\n        result = super.onTouchEvent(event);\n    }\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n    return result;\n}<\/code><\/pre>\n<p>\u8f7b\u8f7b\u5feb\u901f\u70b9\u51fb\uff0c\u8f93\u51fa\u65e5\u5fd71-2\uff1a<\/p>\n<pre><code class=\"language-java\">MyView: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_UP,handle:false<\/code><\/pre>\n<p>\u53ef\u4ee5\u53d1\u73b0<strong>View\u7684ACTION_DOWN\u4e8b\u4ef6\u5904\u7406\u4e3atrue\uff0c\u540e\u7eedMOVE\u3001UP\u4e8b\u4ef6\u90fd\u80fd\u63a5\u6536\uff0c\u4e14\u9ed8\u8ba4\u5904\u7406\u7ed3\u679c\u90fd\u4e3afalse<\/strong>\u3002<br \/>\n\u300b\u300b\u4e3a\u4e86\u6ee1\u8db3\u6211\u7684\u597d\u5947\u5fc3\uff0c\u5728onTouchEvent\u91cc\uff0c\u5728\u4e0a\u9762\u7684\u57fa\u7840\u4e0a\u4fee\u6539\u4e00\u4e0b\uff0c\u5982\u679cACTION_DOWN \u5904\u7406\u7ed3\u679c\u4e3atrue\uff0cACTION_MOVE\u5904\u7406\u7ed3\u679c\u4e3atrue\uff0c\u770b\u770b\u662f\u4ec0\u4e48\u7ed3\u679c\uff1f<br \/>\n\u7ee7\u7eed\u4fee\u6539MyView\u7684onTouch\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-java\">@Override\npublic boolean onTouchEvent(MotionEvent event) {\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n    boolean result;\n if(MotionEvent.ACTION_DOWN == event.getAction()){\n        result = true;\n    }else if(MotionEvent.ACTION_MOVE == event.getAction()){\n        result = true;\n    }else{\n        result = super.onTouchEvent(event);\n    }\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n    return result;\n}<\/code><\/pre>\n<p>\u8f93\u51fa\u65e5\u5fd71-3\uff1a<\/p>\n<pre><code class=\"language-java\">MyView: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_UP,handle:false<\/code><\/pre>\n<p>\u7531\u6b64\u53ef\u89c1\uff0c<strong>MOVE\u4e8b\u4ef6\u7684\u5904\u7406\u7ed3\u679c\u4e0d\u5f71\u54cdUP\u4e8b\u4ef6\u7684\u4f20\u9012\u548c\u5904\u7406\u7ed3\u679c<\/strong>\u3002<br \/>\n\u5f53\u7136\uff0c\u9664\u4e86\u4fee\u6539\u6e90\u7801\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7setOnTouchListener\u6765\u4fee\u6539\u5404\u4e2a\u4e8b\u4ef6\u7684\u5904\u7406\u7ed3\u679c\u3002<\/p>\n<\/li>\n<li>\n<p><strong>Demo2<\/strong>:\u53ea\u6709ViewGroup- \u53ea\u6709\u4e00\u4e2a\u5355\u72ec\u7684MyViewGroup\u3002<br \/>\n\u5e03\u5c40\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-56b7141382608649.png\" alt=\"image.png\" \/><br \/>\n\u8f93\u51fa\u65e5\u5fd72-1\uff1a<\/p>\n<pre><code class=\"language-java\">MyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:false<\/code><\/pre>\n<p>\u53ef\u89c1\uff0c<strong>ViewGroup\u9ed8\u8ba4\u662f\u4e0d\u62e6\u622a\u4e8b\u4ef6\u4e14\u4e0d\u5904\u7406onTouchEvent\u7684\uff0c\u6240\u4ee5\u4e5f\u5c31\u6ca1\u6709\u540e\u7eed\u7684MOVE\u3001UP\u4e8b\u4ef6\u3002<\/strong><br \/>\n\u300b\u300b\u90a3\u4e48\uff0c\u5728onTouchEvent\u91cc\u5224\u65ad\u4e00\u4e0b\uff0c\u5982\u679cACTION_DOWN\u4e8b\u4ef6\u5c31\u8fd4\u56detrue\uff0c\u770b\u770b\u662f\u4ec0\u4e48\u7ed3\u679c\uff1f<\/p>\n<pre><code class=\"language-java\">@Override\npublic boolean onTouchEvent(MotionEvent event) {\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n    boolean result;\n    if(MotionEvent.ACTION_DOWN == event.getAction()){\n        result = true;\n    }else{\n        result = super.onTouchEvent(event);\n    }\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n    return result;\n}<\/code><\/pre>\n<p>\u8f93\u51fa\u65e5\u5fd72-2\uff1a<\/p>\n<pre><code class=\"language-java\">MyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_MOVE\nMyViewGroup: onTouchEvent: btn,name:ACTION_MOVE\nMyViewGroup: onTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_UP\nMyViewGroup: onTouchEvent: btn,name:ACTION_UP\nMyViewGroup: onTouchEvent: btn,name:ACTION_UP,handle:false\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_UP,handle:false<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c<strong>ViewGroup\u7684DOWN\u4e8b\u4ef6\u5904\u7406\u7ed3\u679c\u82e5\u4e3atrue\uff0cMOVE\u3001UP\u4e8b\u4ef6\u90fd\u4f1a\u5904\u7406\uff0c\u4e14\u9ed8\u8ba4\u5904\u7406\u7ed3\u679c\u90fd\u4e3afalse\uff08\u548cView\u4e00\u81f4\u7684\uff09<\/strong>\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u300b\u300b\u4e3a\u4e86\u6ee1\u8db3\u6211\u7684\u597d\u5947\u5fc3\uff0c\u5728onTouchEvent\u91cc\uff0c\u5728\u4e0a\u9762\u7684\u57fa\u7840\u4e0a\u4fee\u6539\u4e00\u4e0b\uff0c\u5982\u679cACTION_DOWN \u5904\u7406\u7ed3\u679c\u4e3atrue\uff0cACTION_MOVE\u5904\u7406\u7ed3\u679c\u4e3atrue\uff0c\u770b\u770b\u662f\u4ec0\u4e48\u7ed3\u679c\uff1f<br \/>\n\u7ee7\u7eed\u4fee\u6539MyRelativeLayout\u7684onTouch\u65b9\u6cd5\uff1a<\/p>\n<pre><code>  @Override\n    public boolean onTouchEvent(MotionEvent event) {\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n        boolean result;\n        if(MotionEvent.ACTION_DOWN == event.getAction()){\n            result = true;\n        }else if(MotionEvent.ACTION_MOVE == event.getAction()){\n            result = true;\n        }\n        else{\n            result = super.onTouchEvent(event);\n        }\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n        return result;\n    }<\/code><\/pre>\n<p>\u8f93\u51fa\u65e5\u5fd72-3\uff1a<\/p>\n<pre><code class=\"language-java\">MyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onInterceptTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN\nMyViewGroup: onTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_MOVE\nMyViewGroup: onTouchEvent: btn,name:ACTION_MOVE\nMyViewGroup: onTouchEvent: btn,name:ACTION_MOVE,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_MOVE,handle:true\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_UP\nMyViewGroup: onTouchEvent: btn,name:ACTION_UP\nMyViewGroup: onTouchEvent: btn,name:ACTION_UP,handle:false\nMyViewGroup: dispatchTouchEvent: btn,name:ACTION_UP,handle:false<\/code><\/pre>\n<p>\u53ef\u89c1\uff0c<strong>\u5bf9MOVE\u7684\u5904\u7406\u7ed3\u679c\u4fee\u6539\uff0c\u4e0d\u5f71\u54cdUP\u4e8b\u4ef6\u7684\u4f20\u9012\u548c\u9ed8\u8ba4\u5904\u7406\u7ed3\u679c\u3002<\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AF%B9Demo1%E3%80%81Demo2%E5%81%9A%E4%B8%80%E4%B8%AA%E6%80%BB%E7%BB%93%EF%BC%9A\"><\/span>\u5bf9Demo1\u3001Demo2\u505a\u4e00\u4e2a\u603b\u7ed3\uff1a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote>\n<p>\u5bf9\u4e8eonTouchEvent\u65b9\u6cd5\uff0cView\u548cViewGroup\u7684\u5904\u7406\u7ed3\u679c\u9ed8\u8ba4\u662f\u4e00\u81f4\u7684\uff0c<strong>\u9ed8\u8ba4\u90fd\u662f\u4e0d\u5904\u7406<\/strong>\u3002\u4e00\u65e6DOWN\u4e8b\u4ef6\u5904\u7406\u7ed3\u679c\u4e3atrue\uff0cMOVE\u3001UP\u4e8b\u4ef6\u4e5f\u4f1a\u5904\u7406\u4e14\u5904\u7406\u7ed3\u679c\u9ed8\u8ba4\u4e3afalse\u3002\u5176\u5b9e\u4e0d\u7528\u6253\u5370\u65e5\u5fd7\u4e5f\u77e5\u9053\uff0cViewGroup\u76f4\u63a5\u7ee7\u627f\u7684View\uff0c\u4e14\u6ca1\u6709\u5bf9onTouchEvent\u4f5c\u590d\u5199\uff0c\u81ea\u7136\u800c\u7136\u5904\u7406\u7ed3\u679c\u662f\u4e00\u81f4\u7684\u5462\u3002<\/p>\n<p>\u5bf9\u4e8eonTouchEvent\u65b9\u6cd5\uff0cView\u7684\u76f4\u63a5\u5b50View\u4e00\u822c\u90fd\u4f1a\u590d\u5199\uff0c\u9ed8\u8ba4\u7684\u5904\u7406\u8fc7\u7a0b\u90fd\u6709\u70b9\u4e0d\u592a\u4e00\u6837\u3002\u6bd4\u5982TextView\u9ed8\u8ba4\u5c31\u662f\u5904\u7406\u5168\u90e8\u7684\u4e8b\u4ef6\u3002\u8fd9\u4e5f\u5bfc\u81f4\u4e86\u4e8b\u4ef6\u51b2\u7a81\u7531\u4e8e\u63a7\u4ef6\u4e0d\u540c\uff0c\u73b0\u8c61\u5343\u5947\u767e\u602a\uff0c\u6240\u4ee5\u6709\u5fc5\u8981\u5bf9\u53d1\u751f\u51b2\u7a81\u7684\u63a7\u4ef6\u7684onTouchEvent\u7684\u5b9e\u73b0\u8fc7\u7a0b\u6709\u4e00\u5b9a\u7684\u4e86\u89e3\u3002<\/p>\n<\/blockquote>\n<ul>\n<li>\n<p><strong>Demo3<\/strong>:ViewGroup+View\u3002<br \/>\n\u7531\u4e8eViewGroup\u65e0\u6cd5\u76f4\u63a5\u5e03\u5c40\uff0c\u6240\u4ee5\u4f7f\u7528RelativeLayout\u6765\u66ff\u4ee3ViewGroup(RelativeLayout\u76f4\u63a5\u7ee7\u627fViewGroup\u5e76\u4e14\u6ca1\u6709\u5bf9onTouchEvent\u8fdb\u884c\u590d\u5199\uff0c\u6240\u4ee5\u4e0d\u4f1a\u5bf9\u6211\u4eec\u540e\u9762\u7684\u4e8b\u4ef6\u5206\u6790\u4ea7\u751f\u8bef\u5bfc\u3002)<\/p>\n<pre><code>public class MyRelativeLayout extends RelativeLayout {\nprivate static final String TAG = &quot;MyRelativeLayout&quot;;\npublic MyRelativeLayout(@NonNull Context context) {\n    super(context);\n}\n\npublic MyRelativeLayout(@NonNull Context context, @Nullable AttributeSet attrs) {\n    super(context, attrs);\n}\n\npublic MyRelativeLayout(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {\n    super(context, attrs, defStyleAttr);\n}\n\n@Override\npublic boolean dispatchTouchEvent(MotionEvent ev) {\n    \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u987a\u5e8f\n    Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev));\n    boolean result = super.dispatchTouchEvent(ev);\n    \/\/\u6253\u5370\u65b9\u6cd5\u7684\u6267\u884c\u7ed3\u679c\uff08\u4e0d\u8981\u7ba1\u987a\u5e8f\uff0c\u770bhandle\u5373\u53ef\u3002\uff09\n    Log.e(TAG, &quot;dispatchTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(ev)  + &quot;,handle:&quot; + result);\n    return result;\n}\n\n@Override\npublic boolean onInterceptTouchEvent(MotionEvent ev) {\n    Log.e(TAG, &quot;onInterceptTouchEvent: &quot;  + getTag() + &quot;,name:&quot; + getEventName(ev) );\n    boolean result = super.onInterceptTouchEvent(ev);\n    Log.e(TAG, &quot;onInterceptTouchEvent: &quot;  + getTag() + &quot;,name:&quot; + getEventName(ev)  + &quot;,handle:&quot; + result);\n    return result;\n}\n\n@Override\npublic boolean onTouchEvent(MotionEvent event) {\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n    boolean result = super.onTouchEvent(event);\n    Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n    return result;\n}\n\nprivate String getEventName(MotionEvent ev){\n    if(MotionEvent.ACTION_DOWN == ev.getAction()){\n        return &quot;ACTION_DOWN&quot;;\n    }else if(MotionEvent.ACTION_MOVE == ev.getAction()){\n        return &quot;ACTION_MOVE&quot;;\n    }else if(MotionEvent.ACTION_UP == ev.getAction()){\n        return &quot;ACTION_UP&quot;;\n    }\n    return  &quot;other&quot;;\n}\n}<\/code><\/pre>\n<\/li>\n<\/ul>\n<p>\u5e03\u5c40\uff1a<br \/>\n<img src=\"http:\/\/122.152.205.50\/wordpress_it\/wp-content\/uploads\/jianshu_blog\/18328858-5c758f4ccbcfc442.png\" alt=\"image.png\" \/><br \/>\n\u65e5\u5fd7\u8f93\u51fa3-1(\u4e0d\u8981\u7406\u4f1adispatchTouchEvent\u65b9\u6cd5\u5e26handle\u7684\u65e5\u5fd7\u7684\u987a\u5e8f)\uff1a<\/p>\n<pre><code class=\"language-java\">MyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_DOWN\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_DOWN\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_DOWN,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:false\nMyRelativeLayout: onTouchEvent: rl2,name:ACTION_DOWN\nMyRelativeLayout: onTouchEvent: rl2,name:ACTION_DOWN,handle:false\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_DOWN,handle:false<\/code><\/pre>\n<p>\u7531\u4ee5\u4e0a\u65e5\u5fd7\u6211\u4eec\u53ef\u4ee5\u5206\u6790\u51fa\u4ee5\u4e0b\u51e0\u70b9\u4fe1\u606f\uff1a<\/p>\n<blockquote>\n<p><strong>1.\u4e8b\u4ef6\u4f20\u9012\u7684\u987a\u5e8f\uff1a\u7531\u5916\u5230\u5185\uff08\u7531\u6700\u5916\u5c42\u5e03\u5c40\u5411\u6700\u91cc\u5c42\uff09<\/strong><br \/>\n<strong>2.\u4e8b\u4ef6\u5904\u7406\u7684\u987a\u5e8f\uff1a\u5916\u5c42\u4f18\u5148\u62e6\u622a\uff0c\u5982\u679c\u62e6\u622a\uff0c\u81ea\u5df1\u5904\u7406\uff0c\u4e0d\u4f1a\u518d\u4ea4\u7531\u5185\u5c42\u5904\u7406\uff1b\u5982\u679c\u4e0d\u62e6\u622a\uff0c\u4ea4\u7531\u5185\u5c42\u5904\u7406\uff0c\u5185\u5c42\u5982\u679c\u5904\u7406\u7ed3\u679c\u4e3afalse\uff0c\u90a3\u4e48\u5916\u5c42\u5c31\u4f1a\u53bb\u5904\u7406\u3002<\/strong>\uff08\u770b\u5012\u6570\u7b2c\u4e8c\u6761\u65e5\u5fd7\u53ef\u4ee5\u5206\u6790\u5b9a\u8bba\uff09<br \/>\n\u4f46\u662f\u8fd9\u91cc\u6709\u4e2a\u5927\u524d\u63d0\uff1a<strong>\u8fd9\u91cc\u7684\u4e8b\u4ef6\u4e00\u5b9a\u662fDOWN\u4e8b\u4ef6<\/strong>\uff0c\u5bf9\u4e8e\u5185\u5c42\u6ca1\u6709\u5904\u7406\u7684\u5176\u5b83\u4e8b\u4ef6\uff0c\u5916\u5c42\u662f\u4e0d\u4f1a\u8fdb\u884c\u5904\u7406\u7684\u3002<\/p>\n<\/blockquote>\n<p>\u6240\u4ee5\u4e8b\u4ef6\u5904\u7406\uff0c\u8bb0\u4f4f\u4e0a\u97622\u6761\u89c4\u5f8b\u5373\u53ef\u3002\u5176\u5b83\u7684\u90fd\u662f<strong>\u5728\u4e0a\u9762\u7684\u57fa\u7840\u4e4b\u4e0a\u6392\u5217\u7ec4\u5408\uff0c\u7136\u540e\u4e0d\u540c\u7684View\u7684\u62e6\u622a\u3001\u4e8b\u4ef6\u5904\u7406\u6d41\u7a0b\u4e0d\u4e00\u6837\u800c\u5df2<\/strong>\u3002<\/p>\n<p>\u4e3a\u4e86\u9a8c\u8bc1\u4e0a\u9762\u7684\u7ed3\u8bba\uff0c\u73b0\u5728\u901a\u8fc7\u4e00\u4e9b\u5b9e\u9a8c\u6765\u8bc1\u660e\u4e00\u4e0b\u3002<br \/>\n\u300b\u300b\u4fee\u6539MyView\u7684onTouchEvent\u65b9\u6cd5\uff0cDOWN\u4e8b\u4ef6\u5904\u7406\u7ed3\u4e3atrue\u3002<\/p>\n<pre><code class=\"language-java\">@Override\n    public boolean onTouchEvent(MotionEvent event) {\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event));\n        boolean result;\n        if(MotionEvent.ACTION_DOWN == event.getAction()){\n            result = true;\n        }\n        else{\n            result = super.onTouchEvent(event);\n        }\n        Log.e(TAG, &quot;onTouchEvent: &quot; + getTag() + &quot;,name:&quot; + getEventName(event)  + &quot;,handle:&quot; + result);\n        return result;\n    }<\/code><\/pre>\n<p>\u8f93\u51fa\u65e5\u5fd73-2\uff1a<\/p>\n<pre><code class=\"language-java\">MyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_DOWN\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_DOWN\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_DOWN,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN\nMyView: onTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyView: dispatchTouchEvent: btn,name:ACTION_DOWN,handle:true\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_DOWN,handle:true\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_MOVE\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_MOVE\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_MOVE,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE\nMyView: onTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_MOVE,handle:false\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_MOVE,handle:false\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_UP\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_UP\nMyRelativeLayout: onInterceptTouchEvent: rl2,name:ACTION_UP,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP\nMyView: onTouchEvent: btn,name:ACTION_UP,handle:false\nMyView: dispatchTouchEvent: btn,name:ACTION_UP,handle:false\nMyRelativeLayout: dispatchTouchEvent: rl2,name:ACTION_UP,handle:false<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\u5185\u5c42\u7684MyView\u5bf9MOVE\u3001UP\u7684\u5904\u7406\u7ed3\u679c\u4e3afalse\uff0c\u548cDOWN\u4e8b\u4ef6\u4e0d\u4e00\u6837\u7684\u662f\uff0c\u5916\u5c42\u7684MyRelativeLayout\u4e0d\u4f1a\u518d\u505a\u5904\u7406\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"3%E4%BA%8B%E4%BB%B6%E5%86%B2%E7%AA%81%E5%AE%9E%E6%88%98\"><\/span>3.\u4e8b\u4ef6\u51b2\u7a81\u5b9e\u6218<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<h5><span class=\"ez-toc-section\" id=\"%E5%86%B2%E7%AA%81%E7%B1%BB%E5%9E%8B%E7%9A%84%E5%88%92%E5%88%86\"><\/span>\u51b2\u7a81\u7c7b\u578b\u7684\u5212\u5206<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p>\u6309\u7167\u51b2\u7a81\u7684\u5bf9\u8c61\u6765\u5212\u5206\uff0c\u53ef\u4ee5\u5206\u4e3a\uff1a<br \/>\n1.\u540c\u4e00\u63a7\u4ef6\u5185\u90e8\u51b2\u7a81<br \/>\n\u5982onTouch\u4e0eonClick\u7684\u4e8b\u4ef6\u51b2\u7a81\u3002<br \/>\n2.\u4e0d\u540c\u63a7\u4ef6\u5d4c\u5957\u51b2\u7a81<br \/>\n\u6309\u7167\u51b2\u7a81\u7684\u7c7b\u578b\u5212\u5206\uff0c\u53ef\u4ee5\u5206\u4e3a\uff1a<br \/>\n1.\u70b9\u51fb\u51b2\u7a81<br \/>\n2.\u6ed1\u52a8\u51b2\u7a81<\/p>\n<\/li>\n<\/ul>\n<h5><span class=\"ez-toc-section\" id=\"%E5%85%B8%E5%9E%8B%E4%BA%8B%E4%BB%B6%E5%86%B2%E7%AA%81%E5%88%86%E6%9E%90\"><\/span>\u5178\u578b\u4e8b\u4ef6\u51b2\u7a81\u5206\u6790<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p>1.\u540c\u4e00\u63a7\u4ef6\u7684onTouch\u4e0eonClick\u7684\u4e8b\u4ef6\u51b2\u7a81\u3002\uff08<strong>\u70b9\u51fb\u51b2\u7a81<\/strong>\uff09<br \/>\n\u770b\u8fd9\u7bc7\u535a\u5ba2\uff1a<a href=\"https:\/\/www.jianshu.com\/p\/d07bd8e0ac70\">https:\/\/www.jianshu.com\/p\/d07bd8e0ac70<\/a><br \/>\n\u4f5c\u8005\u7684\u9700\u6c42\u662f\uff1a\u5728View\u79fb\u52a8\u4e4b\u540e\uff0c\u4e0d\u8981\u6267\u884c\u70b9\u51fb\u4e8b\u4ef6\u3002<br \/>\n\u4f5c\u8005\u7684\u89e3\u51b3\u601d\u8def\uff1aonTouch\u4ecd\u7136\u5168\u90e8return true\uff0c\u7136\u540e\u5728UP\u4e8b\u4ef6\u91cc\u5224\u65adView\u7684\u79fb\u52a8\u8303\u56f4\uff0c\u8ba4\u4e3a\u662f\u70b9\u51fb\u4e8b\u4ef6\u5c31\u76f4\u63a5\u624b\u52a8\u6267\u884cclick\u4e8b\u4ef6\uff08\u4ed6\u7528\u7684\u53cd\u5c04\uff0c\u5176\u5b9eperformClick\u5c31\u53ef\u4ee5\uff0c\u4e0b\u9762\u8bc4\u8bba\u533a\u5df2\u7ecf\u6709\u4eba\u6307\u51fa\uff09\u3002<br \/>\n\u4f46\u662f\uff0c\u4f5c\u8005\u5e76\u6ca1\u6709\u5bf9\u8fd9\u4e2a\u95ee\u9898\u7684\u6839\u672c\u6027\u539f\u56e0\u4f5c\u51fa\u89e3\u7b54\uff0c<strong>\u4e3a\u4ec0\u4e48onTouch\u4e8b\u4ef6\u8fd4\u56detrue\uff0c\u70b9\u51fb\u4e8b\u4ef6\u5931\u6548\uff1f<\/strong><\/p>\n<h6><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A0%EF%BC%9A\"><\/span>\u539f\u56e0\uff1a<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<p>\u4e0a\u9762\u7684\u535a\u6587\u4e2d\u6211\u5df2\u7ecf\u5f3a\u8c03\uff0c<strong>View\u7684setOnTouchListener\u7684onTouch\u65b9\u6cd5\u4f18\u5148\u4e8eView\u81ea\u8eab\u7684onTouchEvent\u65b9\u6cd5\u6267\u884c\uff0c\u5e76\u4e14\u4e92\u65a5<\/strong>\u3002\u800cView\u7684\u70b9\u51fb\u7b49\u4e8b\u4ef6\uff0c\u662f\u5728View\u81ea\u8eab\u7684onTouchEvent\u65b9\u6cd5\u91cc\u5b9e\u73b0\u7684\uff0c\u5728UP\u4e8b\u4ef6\u5206\u652f\u91cc\u6267\u884c\u3002\u8c03\u7528View\u7684setOnTouchListener\u65b9\u6cd5\u5e76\u4e14onTouch\u8fd4\u56detrue\uff0c\u5bfc\u81f4\u4e86View\u81ea\u8eab\u7684onTouchEvent\u65b9\u6cd5\u4e0d\u4f1a\u88ab\u6267\u884c\uff0c\u90a3\u4e48\u70b9\u51fb\u4e8b\u4ef6\u5c31\u66f4\u52a0\u4e0d\u4f1a\u88ab\u6267\u884c\u4e86\u3002<br \/>\n2.\u6ed1\u52a8\u51b2\u7a81<br \/>\n\u63d0\u8d77\u6ed1\u52a8\u51b2\u7a81\uff0c\u6700\u81ed\u540d\u662d\u8457\u7684\u5f53\u5c5eScrollView\u4e86\uff0c\u5173\u4e8e\u5b83\u7684\u5404\u79cd\u5e38\u89c1\u51b2\u7a81\uff0c\u6211\u603b\u7ed3\u4e86\u4e00\u4e0b\u7f51\u4e0a\u7684\u8d44\u6599\u5982\u4e0b\uff1a<\/p>\n<h1><span class=\"ez-toc-section\" id=\"%E6%B7%B1%E5%85%A5\"><\/span>\u6df1\u5165<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\u4e0a\u9762\u7684\u535a\u5ba2\u53ea\u6d89\u53ca\u5230Activity\u7684dispatchTouchEvent\u65b9\u6cd5\u8bb2\u89e3\uff0c\u90a3\u4e48activity\u7684\u8fd9\u4e2a\u65b9\u6cd5\u53c8\u662f\u5728\u54ea\u91cc\u88ab\u8c03\u7528\u7684\u5462<br \/>\n<a href=\"https:\/\/blog.csdn.net\/stonecao\/article\/details\/6759189\">https:\/\/blog.csdn.net\/stonecao\/article\/details\/6759189<\/a><\/p>\n<button class=\"simplefavorite-button\" data-postid=\"3973\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>https:\/\/www.jianshu.com\/p\/b9cbc264ba03 \uff08\u6211\u5728\u7b80\u4e66\u4e0a\u7684\u6587\u7ae0\uff09  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