{"id":185,"date":"2016-01-20T21:11:43","date_gmt":"2016-01-20T13:11:43","guid":{"rendered":"http:\/\/www.prayerlaputa.com\/?p=185"},"modified":"2016-01-20T21:11:43","modified_gmt":"2016-01-20T13:11:43","slug":"android%e4%b8%adhandler%e4%bd%bf%e7%94%a8postdelayed%e6%96%b9%e6%b3%95%e4%b8%8d%e7%94%9f%e6%95%88","status":"publish","type":"post","link":"http:\/\/prayerlaputa.com\/?p=185","title":{"rendered":"Android\u4e2dHandler\u4f7f\u7528postDelayed\u65b9\u6cd5\u4e0d\u751f\u6548"},"content":{"rendered":"<p>\u4eca\u5929\u9047\u5230\u4e00\u4e2a\u6bd4\u8f83\u5947\u602a\u7684\u95ee\u9898\uff0c\u5728\u6211\u4eec\u6240\u7528\u7684\u5ba2\u6237\u7aef\u6846\u67b6\u4e2d\uff0c\u4f7f\u7528Handler\u6267\u884c\u4e00\u4e2a\u4efb\u52a1\uff0c\u57fa\u672c\u7528\u6cd5\u5982\u4e0b\uff0c\u4f46\u8c03\u8bd5\u65f6\u53d1\u73b0\u5e76\u6ca1\u6709\u6267\u884cmRunnable\u3002<\/p>\n<pre class=\"brush: java; title: ; notranslate\" title=\"\">\nprivate\u00a0Handler mHandler = new Handler();\n\u2026\u2026\npublic boolean\u00a0dispatchTouchEvent(){\n\u2026\u2026\nmHandler.postDelayed(mRunnable, 500);\n\u2026\u2026\n}\n<\/pre>\n<p><!--more--><br \/>\n\u4f46\u662f\uff0c\u5f53\u6211\u4fee\u6539\u4e00\u4e0b\uff0c\u5c06mHandler\u4fee\u6539\u4e3a\u5c40\u90e8\u53d8\u91cf\uff0c\u5982\u4e0b\uff0c\u5374\u53d1\u73b0mRunnable\u6b63\u5e38\u6267\u884c\u4e86\u3002<\/p>\n<pre class=\"brush: java; title: ; notranslate\" title=\"\">\n\u2026\u2026\npublic boolean  dispatchTouchEvent(){\n \u2026\u2026\n Handler mHandler = new Handler();\n mHandler.postDelayed(mRunnable, 500);\n \u2026\u2026\n}\n<\/pre>\n<p>\u8bf7\u6559\u4e86\u4e0b\u5927\u725b\uff0c\u7136\u540e\u624d\u53d1\u73b0\u6211\u8fd9\u4e2a\u63a7\u4ef6\u5e76\u6ca1\u6709\u8fd0\u884c\u5728UI\u7ebf\u7a0b\u4e2d\uff0c\u800c\u67e5\u770bHandler\u6e90\u4ee3\u7801\uff0c\u5c31\u4f1a\u53d1\u73b0Handler\u80fd\u6b63\u5e38\u8fd0\u884c\u9700\u8981\u4e00\u4e2aLooper\uff0c\u800cHandler()\u8fd9\u4e2a\u6784\u9020\u65b9\u6cd5\u901a\u8fc7Looper.myLooper()\u65b9\u6cd5\u83b7\u53d6\u4e00\u4e2aLooper\u5bf9\u8c61\uff0c\u4ee5\u4fbf\u5c06\u6d88\u606f\u4f20\u9012\u7ed9\u76f8\u5e94\u7684\u76ee\u6807\u3002\u5728\u4e0a\u9762\u7684\u5199\u6cd5\u4e2d\uff0c\u5982\u679c\u6211\u5c06\u5176\u4f5c\u4e3a\u7c7b\u53d8\u91cf\uff0cHandler\u521b\u5efa\u65f6<strong>\u5e76\u672a\u5728\u4e3b\u7ebf\u7a0b\u4e2d<\/strong>\uff0c\u6ca1\u6709\u5408\u9002\u7684Looper\u5bf9\u8c61\uff0c\u5bfc\u81f4\u867d\u7136\u6211\u4f7f\u7528postDelayed\u65b9\u6cd5\u53d1\u9001\u4e86\u4e00\u4e2a\u4efb\u52a1\uff0c\u4f46\u8fd9\u4e2a\u4efb\u52a1\u5e76\u672a\u88ab\u6267\u884c\u3002\u6709\u5173Handler\u548cLooper\u7684\u8be6\u7ec6\u8bf4\u660e\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\uff1a<a id=\"cb_post_title_url\" href=\"http:\/\/www.cnblogs.com\/tt_mc\/archive\/2012\/01\/30\/2331876.html\">Android Looper\u548cHandler<\/a>\u00a0\u3002\u65e2\u7136\u662fLooper\u5bfc\u81f4\u7684\uff0c\u53ef\u4ee5\u4fee\u6539\u4e00\u4e0b\u521b\u5efaHandler\u5bf9\u8c61\u7684\u65b9\u5f0f\uff0c\u4f20\u5165\u4e00\u4e2aLooper\u5bf9\u8c61\uff0c\u5982\u4e0b\uff0c\u5373\u4f20\u5165\u4e3b\u7ebf\u7a0b\u7684Looper\uff0c\u5373\u53ef\u89e3\u51b3\u8be5\u95ee\u9898<\/p>\n<pre class=\"brush: java; title: ; notranslate\" title=\"\">\n&lt;pre&gt;private\u00a0Handler mHandler = new Handler(Looper.getMainLooper());\n\u2026\u2026\npublic boolean\u00a0dispatchTouchEvent(){\n\u2026\u2026\nmHandler.postDelayed(mRunnable, 500);\n\u2026\u2026\n}&lt;\/pre&gt;\n<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5929\u9047\u5230\u4e00\u4e2a\u6bd4\u8f83\u5947\u602a\u7684\u95ee\u9898\uff0c\u5728\u6211\u4eec\u6240\u7528\u7684\u5ba2\u6237\u7aef\u6846\u67b6\u4e2d\uff0c\u4f7f\u7528Handler\u6267\u884c\u4e00\u4e2a\u4efb\u52a1\uff0c\u57fa\u672c\u7528\u6cd5\u5982\u4e0b\uff0c\u4f46\u8c03\u8bd5\u65f6\u53d1 <a href='http:\/\/prayerlaputa.com\/?p=185' class='excerpt-more'>[&#8230;]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[2,6,12],"tags":[26,33,44],"_links":{"self":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/185"}],"collection":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=185"}],"version-history":[{"count":0,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/185\/revisions"}],"wp:attachment":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=185"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}