{"id":33857,"date":"2024-11-25T12:04:19","date_gmt":"2024-11-25T04:04:19","guid":{"rendered":"https:\/\/fwq.ai\/blog\/33857\/"},"modified":"2024-11-25T12:04:19","modified_gmt":"2024-11-25T04:04:19","slug":"%e5%88%a9%e7%94%a8scroll-view%e7%bb%84%e4%bb%b6%e5%ae%9e%e7%8e%b0%e5%b0%8f%e7%a8%8b%e5%ba%8f%e5%9b%9e%e5%88%b0%e9%a1%b6%e9%83%a8%e7%89%b9%e6%95%88","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/33857\/","title":{"rendered":"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202102\/22\/2021022209283223705.jpg\" class=\"aligncenter\" title=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe\" alt=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe\" \/><\/p>\n<p>\u6211\u4eec\u5728\u6d4f\u89c8\u7f51\u9875\u7684\u65f6\u5019\uff0c\u7ecf\u5e38\u4f1a\u4f7f\u7528\u5230\u4e00\u952e\u56de\u5230\u9876\u90e8\u7684\u529f\u80fd\uff0c\u4f7f\u7528\u8fd9\u4e2a\u529f\u80fd\u53ef\u4ee5\u8ba9\u6211\u4eec\u975e\u5e38\u65b9\u4fbf\u5730\u56de\u5230\u7f51\u9875\u9876\u90e8\u3002\u5c24\u5176\u662f\u4e00\u4e9b\u6bd4\u8f83\u957f\u7684\u7f51\u9875\uff0c\u5982\u679c\u6ca1\u6709\u8fd9\u4e2a\u529f\u80fd\uff0c\u7b80\u76f4\u8ba9\u4eba\u65e0\u6cd5\u60f3\u8c61\u3002\u90a3\u4e48\u5728\u5c0f\u7a0b\u5e8f\u4e2d\u8be5\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\u5462\uff1f<\/p>\n<p>&nbsp;\u8fd9\u91cc\u5c0f\u7a0b\u5e8f\u6709\u4e2a\u7ec4\u4ef6\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u90a3\u5c31\u662fscroll-view\u7ec4\u4ef6\uff0c\u4ed6\u5177\u6709\u5f88\u591a\u7684\u5c5e\u6027\uff0c\u5176\u4e2d\u6211\u4eec\u8981\u5229\u7528\u5230\u4ee5\u4e0b\u4e24\u4e2a\u5c5e\u6027\u6765\u5904\u7406\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/566\/157\/209\/1613957489879119.png\" class=\"aligncenter\" title=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe1\" alt=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe1\" \/><\/p>\n<p>\u901a\u8fc7\u6eda\u52a8\u89e6\u53d1\u4e8b\u4ef6\uff0c\u83b7\u53d6\u8ddd\u79bb\u6587\u6863\u9876\u90e8\u7684scrollTop\u503c\uff0c\u5f53\u8fbe\u5230\u4e00\u5b9a\u6761\u4ef6\u3010&gt;300\u3011\u7684\u65f6\u5019\uff0c\u663e\u793agotop\u5c42\uff0c\u9488\u5bf9\u8fd9\u4e2a\u5c42\u5199\u70b9\u51fb\u4e8b\u4ef6\uff0c\u91cd\u65b0\u8bbe\u7f6escroll-top\u503c\uff0c\u5076\u7136\u95f4\u53d1\u73b0\u8bbe\u7f6escroll-top\u7684\u4e00\u4e2abug\uff0c\u5982\u679c\u6211\u4e0b\u4e00\u6b21\u8bbe\u7f6e\u7684\u503c\u548c\u672c\u6b21scroll-top\u503c\u662f\u4e00\u6837\u7684\uff0c\u90a3\u4e48\u6587\u6863\u5e76\u4e0d\u4f1a\u6709\u4efb\u4f55\u52a8\u4f5c\u3002\u56e0\u6b64\u6211\u7684\u505a\u6cd5\u662f\u57280\u548c1\u4e4b\u95f4\u5207\u6362\u8bbe\u7f6e\uff0c\u5177\u4f53\u505a\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>&lt;scroll-view&gt;&nbsp;\n&lt;view&gt;&nbsp;\n123456&nbsp;\n----{{test}}&nbsp;\n&lt;\/view&gt;&nbsp;\n&lt;\/scroll-view&gt;&nbsp;\n&nbsp;&nbsp;&nbsp;\n&lt;view&gt;&lt;\/view&gt;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>JS\uff1a<\/p>\n<pre>Page({\n&nbsp;&nbsp;data:&nbsp;{\n&nbsp;\n&nbsp;&nbsp;&nbsp;&nbsp;test:&nbsp;\"\",\n&nbsp;&nbsp;&nbsp;&nbsp;scrollTop:&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;scroll_top:&nbsp;0,\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;goTop_show:&nbsp;false\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;},\n&nbsp;&nbsp;scrollTopFun:&nbsp;function&nbsp;(e)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;console.log(e.detail);\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(e.detail.scrollTop&nbsp;&amp;gt;&nbsp;300)&nbsp;{\/\/\u89e6\u53d1gotop\u7684\u663e\u793a\u6761\u4ef6&nbsp;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;this.setData({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'scrollTop.goTop_show':&nbsp;true\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log(this.data.scrollTop)\n&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;else&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;this.setData({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'scrollTop.goTop_show':&nbsp;false\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;},\n&nbsp;&nbsp;goTopFun:&nbsp;function&nbsp;(e)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;var&nbsp;_top&nbsp;=&nbsp;this.data.scrollTop.scroll_top;\/\/\u53d1\u73b0\u8bbe\u7f6escroll-top\u503c\u4e0d\u80fd\u548c\u4e0a\u4e00\u6b21\u7684\u503c\u4e00\u6837\uff0c\u5426\u5219\u65e0\u6548\uff0c\u6240\u4ee5\u8fd9\u91cc\u52a0\u4e86\u4e2a\u5224\u65ad&nbsp;\n&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(_top&nbsp;==&nbsp;1)&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_top&nbsp;=&nbsp;0;\n&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;else&nbsp;{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_top&nbsp;=&nbsp;1;\n&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;this.setData({\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'scrollTop.scroll_top':&nbsp;_top\n&nbsp;&nbsp;&nbsp;&nbsp;});\n&nbsp;&nbsp;&nbsp;&nbsp;console.log(\"----\");\n&nbsp;&nbsp;&nbsp;&nbsp;console.log(this.data.scrollTop)\n&nbsp;&nbsp;}\n})<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6700\u7ec8\u6548\u679c\u56fe\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/image\/431\/842\/846\/1613957551906190.png\" class=\"aligncenter\" title=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe2\" alt=\"\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u63d2\u56fe2\" \/><\/p>\n<p>\u76f8\u5173\u63a8\u8350\uff1a<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u4eec\u5728\u6d4f\u89c8\u7f51\u9875\u7684\u65f6\u5019\uff0c\u7ecf\u5e38\u4f1a\u4f7f\u7528\u5230\u4e00\u952e\u56de\u5230\u9876\u90e8\u7684\u529f\u80fd\uff0c\u4f7f\u7528\u8fd9\u4e2a\u529f\u80fd\u53ef\u4ee5\u8ba9\u6211\u4eec\u975e\u5e38\u65b9\u4fbf\u5730\u56de\u5230\u7f51\u9875\u9876\u90e8\u3002\u5c24\u5176\u662f\u4e00\u4e9b\u6bd4\u8f83\u957f\u7684\u7f51\u9875\uff0c\u5982\u679c\u6ca1\u6709\u8fd9\u4e2a\u529f\u80fd\uff0c\u7b80\u76f4\u8ba9\u4eba\u65e0\u6cd5\u60f3\u8c61\u3002\u90a3\u4e48\u5728\u5c0f\u7a0b\u5e8f\u4e2d\u8be5\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\u5462\uff1f &nbsp;\u8fd9\u91cc\u5c0f\u7a0b\u5e8f\u6709\u4e2a\u7ec4\u4ef6\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u90a3\u5c31\u662fscroll-view\u7ec4\u4ef6\uff0c\u4ed6\u5177\u6709\u5f88\u591a\u7684\u5c5e\u6027\uff0c\u5176\u4e2d\u6211\u4eec\u8981\u5229\u7528\u5230\u4ee5\u4e0b\u4e24\u4e2a\u5c5e\u6027\u6765\u5904\u7406\uff1a \u901a\u8fc7\u6eda\u52a8\u89e6\u53d1\u4e8b\u4ef6\uff0c\u83b7\u53d6\u8ddd\u79bb\u6587\u6863\u9876\u90e8\u7684scrollTop\u503c\uff0c\u5f53\u8fbe\u5230\u4e00\u5b9a\u6761\u4ef6\u3010&gt;300\u3011\u7684\u65f6\u5019\uff0c\u663e\u793agotop\u5c42\uff0c\u9488\u5bf9\u8fd9\u4e2a\u5c42\u5199\u70b9\u51fb\u4e8b\u4ef6\uff0c\u91cd\u65b0\u8bbe\u7f6escroll-top\u503c\uff0c\u5076\u7136\u95f4\u53d1\u73b0\u8bbe\u7f6escroll-top\u7684\u4e00\u4e2abug\uff0c\u5982\u679c\u6211\u4e0b\u4e00\u6b21\u8bbe\u7f6e\u7684\u503c\u548c\u672c\u6b21scroll-top\u503c\u662f\u4e00\u6837\u7684\uff0c\u90a3\u4e48\u6587\u6863\u5e76\u4e0d\u4f1a\u6709\u4efb\u4f55\u52a8\u4f5c\u3002\u56e0\u6b64\u6211\u7684\u505a\u6cd5\u662f\u57280\u548c1\u4e4b\u95f4\u5207\u6362\u8bbe\u7f6e\uff0c\u5177\u4f53\u505a\u6cd5\u5982\u4e0b\uff1a &lt;scroll-view&gt;&nbsp; &lt;view&gt;&nbsp; 123456&nbsp; &#8212;-{{test}}&nbsp; &lt;\/view&gt;&nbsp; &lt;\/scroll-view&gt;&nbsp; &nbsp;&nbsp;&nbsp; &lt;view&gt;&lt;\/view&gt; \u767b\u5f55\u540e\u590d\u5236 JS\uff1a Page({ &nbsp;&nbsp;data:&nbsp;{ &nbsp; &nbsp;&nbsp;&nbsp;&nbsp;test:&nbsp;&#8220;&#8221;, &nbsp;&nbsp;&nbsp;&nbsp;scrollTop:&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;scroll_top:&nbsp;0, &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;goTop_show:&nbsp;false &nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;}, &nbsp;&nbsp;scrollTopFun:&nbsp;function&nbsp;(e)&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;console.log(e.detail); &nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(e.detail.scrollTop&nbsp;&amp;gt;&nbsp;300)&nbsp;{\/\/\u89e6\u53d1gotop\u7684\u663e\u793a\u6761\u4ef6&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;this.setData({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#8216;scrollTop.goTop_show&#8217;:&nbsp;true &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;console.log(this.data.scrollTop) &nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;else&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;this.setData({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#8216;scrollTop.goTop_show&#8217;:&nbsp;false &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;}, &nbsp;&nbsp;goTopFun:&nbsp;function&nbsp;(e)&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;var&nbsp;_top&nbsp;=&nbsp;this.data.scrollTop.scroll_top;\/\/\u53d1\u73b0\u8bbe\u7f6escroll-top\u503c\u4e0d\u80fd\u548c\u4e0a\u4e00\u6b21\u7684\u503c\u4e00\u6837\uff0c\u5426\u5219\u65e0\u6548\uff0c\u6240\u4ee5\u8fd9\u91cc\u52a0\u4e86\u4e2a\u5224\u65ad&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;(_top&nbsp;==&nbsp;1)&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_top&nbsp;=&nbsp;0; &nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;else&nbsp;{ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_top&nbsp;=&nbsp;1; &nbsp;&nbsp;&nbsp;&nbsp;} &nbsp;&nbsp;&nbsp;&nbsp;this.setData({ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#8216;scrollTop.scroll_top&#8217;:&nbsp;_top &nbsp;&nbsp;&nbsp;&nbsp;}); &nbsp;&nbsp;&nbsp;&nbsp;console.log(&#8220;&#8212;-&#8220;); &nbsp;&nbsp;&nbsp;&nbsp;console.log(this.data.scrollTop) &nbsp;&nbsp;} }) \u767b\u5f55\u540e\u590d\u5236 \u6700\u7ec8\u6548\u679c\u56fe\uff1a \u76f8\u5173\u63a8\u8350\uff1a \u4ee5\u4e0a\u5c31\u662f\u5229\u7528scroll-view\u7ec4\u4ef6\u5b9e\u73b0\u5c0f\u7a0b\u5e8f\u56de\u5230\u9876\u90e8\u7279\u6548\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-33857","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/33857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=33857"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/33857\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=33857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=33857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=33857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}