{"id":162,"date":"2017-04-15T14:17:23","date_gmt":"2017-04-15T06:17:23","guid":{"rendered":"http:\/\/av16874667.imwork.net:13582\/?p=162"},"modified":"2017-04-15T14:17:23","modified_gmt":"2017-04-15T06:17:23","slug":"fragment-%e5%9f%ba%e7%a1%80%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e4%b8%80","status":"publish","type":"post","link":"https:\/\/www.dd-home.top\/?p=162","title":{"rendered":"Fragment \u57fa\u7840\u4f7f\u7528\u65b9\u6cd5(\u4e00)"},"content":{"rendered":"<p>1.Fragment \u7684\u751f\u547d\u5468\u671f<\/p>\n<p>\u770b\u56fe,\u5982\u679cFragment \u9700\u8981\u5728Fragment\u4e2d\u4e0eActionBar\u4ea4\u4e92,\u5219\u9700\u8981\u5728 oncreate\u65b9\u6cd5\u4e2d,<\/p>\n<pre>\u00a0\u00a0\u00a0setHasOptionsMenu();<\/pre>\n<p><!--more--><\/p>\n<p>\u53f3\u8fb9\u90a3\u5f20\u56fe\u6765\u81ea\u7f51\u7edc<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" title=\"1461561724440072250.png\" src=\"https:\/\/www.dingqs.date\/ueditor\/jsp\/upload\/image\/20160425\/1461561724440072250.png\" alt=\"20140719225005356.png\" \/><img decoding=\"async\" src=\"https:\/\/www.dingqs.date\/ueditor\/jsp\/upload\/image\/20160425\/1461562401263062601.jpg\" \/><\/p>\n<p>2.Fragment\u4f7f\u7528\u65b9\u6cd5<\/p>\n<p>a.\u5148\u5b9a\u4e49\u597d\u9700\u8981\u586b\u5145\u7684\u5e03\u5c40 RID(resource id)<\/p>\n<p>b.\u83b7\u53d6\u5f53\u524d\u7684fm\u548cft.(ft\u7684add\u65b9\u6cd5\u548cft\u7684replace\u65b9\u6cd5\u540e\u671f\u5728\u4ecb\u7ecd)<\/p>\n<pre>\u00a0\u00a0\u00a0\u00a0FragmentManager\u00a0fm\u00a0=\u00a0getSupportFragmentManager();\n\u00a0\u00a0\u00a0\u00a0FragmentTransaction\u00a0ft\u00a0=\u00a0fm.beginTransaction()=\u00a0FristFragmet()ft.replace(RID)ft.commit()<\/pre>\n<p>3.\u6839\u636eFragment \u8bbe\u7f6e\u5f53\u524d\u7684Actionbar\u7684Title.<\/p>\n<p>\u6839\u636efragment\u7684\u540e\u9000\u6808\u83b7\u53d6\u6808\u53d8\u5316\u76d1\u542c\u4e8b\u4ef6<\/p>\n<p>\u83b7\u53d6\u5f53\u524dRID\u7684\u6240\u5bf9\u5e94\u7684Fragment,\u5224\u65ad\u7c7b\u578b.\u5982\u679c\u662f\u591a\u4e2a\u76f8\u540c\u7684Fragment\u590d\u7528,\u6700\u597d\u8bbe\u7f6e\u4e0bTag,\u505a\u4e0b\u533a\u522b.<\/p>\n<pre>\u00a0\u00a0\u00a0\u00a0fm.addOnBackStackChangedListener(new\u00a0FragmentManager.OnBackStackChangedListener()\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0()\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Fragment\u00a0fg\u00a0=\u00a0.findFragmentById(R.id.)(fg\u00a0FristFragmet)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getSupportActionBar().setTitle()}\u00a0(fg\u00a0SecondFragmet)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getSupportActionBar().setTitle()}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0})<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>1.Fragment \u7684\u751f\u547d\u5468\u671f \u770b\u56fe,\u5982\u679cFragment \u9700\u8981\u5728Fragment\u4e2d\u4e0eActionBar\u4ea4\u4e92 &hellip; <a href=\"https:\/\/www.dd-home.top\/?p=162\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">Fragment \u57fa\u7840\u4f7f\u7528\u65b9\u6cd5(\u4e00)<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-162","post","type-post","status-publish","format-standard","hentry","category-android"],"_links":{"self":[{"href":"https:\/\/www.dd-home.top\/index.php?rest_route=\/wp\/v2\/posts\/162","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dd-home.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dd-home.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dd-home.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dd-home.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=162"}],"version-history":[{"count":0,"href":"https:\/\/www.dd-home.top\/index.php?rest_route=\/wp\/v2\/posts\/162\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.dd-home.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dd-home.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=162"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dd-home.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}