{"id":30330,"date":"2024-11-25T09:02:45","date_gmt":"2024-11-25T01:02:45","guid":{"rendered":"https:\/\/fwq.ai\/blog\/30330\/"},"modified":"2024-11-25T09:02:45","modified_gmt":"2024-11-25T01:02:45","slug":"%e5%be%ae%e4%bf%a1%e5%bc%80%e5%8f%91%e4%b9%8bwxml%e3%80%81wxss-%e5%92%8cjs%e7%9a%84%e8%af%a6%e7%bb%86%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/30330\/","title":{"rendered":"\u5fae\u4fe1\u5f00\u53d1\u4e4bWXML\u3001WXSS \u548cJS\u7684\u8be6\u7ec6\u4ecb\u7ecd"},"content":{"rendered":"<p>&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5fae\u4fe1\u5c0f\u7a0b\u5e8f wxml\u3001wxss \u548cjs\u4ecb\u7ecd\u53ca\u8be6\u89e3\u7684\u76f8\u5173\u8d44\u6599,\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e0b<\/p>\n<p>\u524d\u51e0\u5929\u6298\u817e\u4e86\u4e0b\u3002\u7136\u540e\u5217\u51fa\u4e00\u4e9b\u5b9e\u9a8c\u7ed3\u679c\uff0c\u4f9b\u5927\u5bb6\u53c2\u8003\u3002<\/p>\n<p>&nbsp;\u4f7f\u7528\u5f00\u53d1\u5de5\u5177\u6a21\u62df\u7684\u548c\u771f\u673a\u5dee\u5f02\u8fd8\u662f\u6bd4\u8f83\u5927\u7684\u3002\u4e5f\u5efa\u8bae\u5927\u5bb6\u8fd8\u662f\u771f\u673a\u6bd4\u8f83\u9760\u8c31\u3002<\/p>\n<p><strong>1. WXML(HTML)<\/strong><\/p>\n<p>1.1 \u5c0f\u7a0b\u5e8f\u7684WXML\u6ca1\u6709HTML\u7684\u5bbd\u5bb9\u5ea6\u90a3\u4e48\u9ad8\uff0c\u5355\u6807\u7b7e\u5fc5\u9700\u662f \/&gt; \u7ed3\u5c3e\u7684\u3002\u4e0d\u7136\u4f1a\u62a5\u9519\u3002<\/p>\n<p>1.2 \u5b98\u65b9\u63a8\u8350\u4f7f\u7528\u7684\u57fa\u7840\u6807\u7b7e \u662f\u5757\u6807\u7b7e\uff0c\u7ed9\u4e86 \u4f5c\u4e3a\u6587\u672c\u6807\u7b7e\uff0c\u4f46\u662f\u4f7f\u7528\u5176\u4ed6\u6807\u7b7e\u6bd4\u5982p\u4e5f\u662f\u53ef\u4ee5\u4f7f\u7528\u7684\uff0c\u5e76\u4e14\u90fd\u662finline\u6807\u7b7e\u3002\u5e76\u4e14wxml\u7684parser\u4f1a\u628a\u6807\u7b7e\u4e0a\u7684\u4e0d\u5728\u767d\u540d\u5355\u4e0a\u7684\u5c5e\u6027\u90fd\u53bb\u6389\uff0cclass, id, data \u8fd9\u4e9b\u5e94\u8be5\u90fd\u5728\u767d\u540d\u5355\u5185\uff0c\u4f46\u662fhref\u4ec0\u4e48\u7684\u662f\u4e0d\u4f1a\u6709\u7684\uff0c\u6240\u4ee5\u5982\u679c\u4f60\u7528\u4f20\u7edf\u7684html\u7684\u6807\u7b7e\u6784\u5efa\u9875\u9762\u7406\u8bba\u4e0a\u4e5f\u662f\u53ef\u884c\u7684\uff0c\u4e0d\u8fc7\u8fd9\u4e9b\u90fd\u662finline\u6807\u7b7e\uff0c\u9700\u8981\u81ea\u884c\u8bbe\u5b9a \u3002 <\/p>\n<p>1.3 scroll-view \u7684scroll-top, scroll-left \u662f\u53ef\u4ee5\u4fee\u6539scroll-view\u7684\u6eda\u52a8\u4f4d\u7f6e\u7684\u3002\u4f46\u662f\u7528\u6237\u81ea\u5df1\u6eda\u52a8\u4e86\u4e4b\u540e\u5c0f\u7a0b\u5e8f\u5e76\u4e0d\u4f1a\u53bb\u6539\u53d8 scroll-top, scroll-left \u7684\u8d4b\u503c\uff08\u5e76\u4e0d\u662f\u53cc\u5411\u540c\u6b65\u7684\uff09\u3002\u5982\u679c\u8fd9\u65f6\u4f7f\u7528setData\u53bb\u4fee\u6539\u7684\u8bdd\uff0cscroll-top, scroll-left \u7684\u8d4b\u503c\u548c\u4e0a\u4e00\u6b21\u7684\u503c\u76f8\u540c\uff0c\u5c0f\u7a0b\u5e8f\u662f\u4e0d\u4f1a\u8fd0\u7528\u8fd9\u4e2a\u4fee\u6539\u7684\uff0c\u6240\u4ee5\u8868\u73b0\u5c31\u662f\u8bbe\u7f6e\u6ca1\u6709\u751f\u6548\u3002\u8fd9\u65f6\u53ea\u80fd\u5148\u8bbe\u7f6e\u4e00\u4e2a\u5176\u4ed6\u503c\uff0c\u518d\u8bbe\u7f6e\u56de\u53bb\uff08\u8fd9\u91cc\u8fd8\u53ef\u4ee5\u4f53\u73b0setData\u65b9\u6cd5\u662f\u540c\u6b65\u7684\uff09\u3002scroll-view \u83b7\u53d6scroll\u4f4d\u7f6e\uff0c\u53ea\u80fd\u901a\u8fc7bindscroll\u7684\u56de\u8c03\u51fd\u6570\u83b7\u53d6\uff0c\u6240\u4ee5\u9700\u8981\u53d6scroll\u4f4d\u7f6e\u7684\u8bf7\u81ea\u884c\u9884\u5b58\u597d\u3002scroll-view \u8fd8\u662f\u6709webview\u7684 scroll \u7684\u81ed\u6bdb\u75c5\uff0c\u5728\u5c45\u9876\u4f4d\u7f6e\u5982\u679c\u7b2c\u4e00\u4e2a\u52a8\u4f5c\u662f\u5411\u4e0b\u6eda\u52a8\u7684\uff0c\u4f1a\u5bfc\u81f4\u4e4b\u540e\u624b\u600e\u4e48\u6ed1\u90fd\u6eda\u4e0d\u52a8\uff0c\u8bbe\u7f6escroll-top \u4e0d\u4e3a0\uff0c\u8bbe\u4e2a1\u5c31\u597d\u4e86\u3002<\/p>\n<p>1.4 input \u76ee\u524d\u53ea\u652f\u6301\u6587\u5b57\u5c45\u5de6\uff0c\u5176\u4ed6\u90fd\u662f\u4e0d\u884c\u7684\uff08\u6a21\u62df\u5668\u53ef\u4ee5\uff09\u3002\u5982\u679c\u4f60\u505a\u8868\u5355\uff0c\u5efa\u8bae\u628ainput\u7b49\u8868\u5355\u5143\u7d20\u90fd\u653e\u5728form\u4e2d\uff0cfrom\u89e6\u53d1submit\u65f6\u4f1a\u8fd4\u56de\u5185\u90e8\u6240\u6709\u8868\u5355\u5143\u7d20\u7684name-value\u3002\u4e0d\u7136\u53ea\u80fd\u7ed1\u5b9a\u6240\u6709\u8868\u5355\u5143\u7d20\u7684 change \u4e8b\u60c5\u6765\u83b7\u53d6\uff0c\u751a\u662f\u9ebb\u70e6\u3002<\/p>\n<p>1.5 \u53ea\u6709&nbsp; checkbox-group \u6709 change \u4e8b\u4ef6\uff0c\u5355\u4e2a\u7684checkbox\u662f\u6ca1\u6709\u7684\uff0c\u5982\u679c\u4f60\u53ea\u6709\u4e00\u4e2acheckbox\uff0c \u89c9\u5f97\u5916\u9762\u5957\u4e00\u4e2acheckbox-group\u9ebb\u70e6\u53c8\u4e0d\u7f8e\u89c2\u7684\u8bdd\uff0c\u53ef\u4ee5\u7528 switch type=&#8221;checkbox&#8221; \u4ee3\u66ff\u3002\uff08\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5e94\u7528\u53f7\u4ea4\u6d41\u7fa4 563752274\uff09<\/p>\n<p>1.6 map \u7ec4\u5efa\u76ee\u524d\u76f4\u63a5\u5728app\u7b2c\u4e00\u4e2a\u9875\u9762\u52a0\u8f7d\u4f1a\u51fa\u73b0\u52a0\u8f7d\u5931\u8d25\u3002\u9700\u8981\u5728onLoad\u4e4b\u540e\u518d\u52a0\u5728\u3002\u53ef\u4ee5\u5148wx:if=&#8221;false&#8221; \u7136\u540eonLoad\u7684\u4e4b\u540e\u6539\u6210 true \u5c31\u884c\u4e86\u3002<\/p>\n<p>1.7 map, canvas \u50cf\u662f\u5728webview\u4e0a\u9762\u76d6\u4e00\u4e2anative\u7ec4\u4ef6\u7684\u611f\u89c9\u3002\u5b83\u4eec\u662f\u6ca1\u6cd5\u88ab \u4ee5\u53ca \u4e0a\u9762\u76d6\u5143\u7d20\u7684\uff0c\u4f60\u53ef\u4ee5\u8ba4\u4e3a\u5199\u591a\u9ad8\u90fd\u6ca1\u6cd5\u5728\u4ed6\u4e0a\u9762\u3002\u6240\u4ee5\u4e0d\u5efa\u8bae\u5728\u9875\u9762\u4e0a\u505a\u5f39\u5c42\u548c\u8499\u5c42\u3002canvas \u65e0\u6cd5\u653e\u5728scroll-view\u4e2d\u6eda\u52a8\u4f1a\u5b9a\u4f4d\u5728\u521d\u59cb\u4f4d\u7f6e\uff0c\u5982\u679c\u4f60\u7ed9canvas\u8bbe\u7f6e\u80cc\u666f\u989c\u8272\u7684\u8bdd\uff0c\u4f60\u4f1a\u53d1\u73b0\u80cc\u666f\u8272\u5757\u8ddf\u7740\u6eda\u4e86\uff0c\u56fe\u6ca1\u6eda\u3002<\/p>\n<p><strong>2. WXSS(CSS)<\/strong><\/p>\n<p>2.1 WXSS \u548c CSS\u5f88\u50cf\uff0c\u57fa\u672c\u6240\u6709\u7684CSS\u90fd\u652f\u6301\uff0c\u5c0f\u7a0b\u5e8f\u8fd8\u63d0\u4f9b\u4e86 rpx \u8fd9\u4e2a\u5355\u4f4d\u3002\u4e00\u5c4f\u5e55\u5bbd\u662f750rpx\u3002\u63a8\u8350\u4f7f\u7528\u8fd9\u4e2a\u6765\u4f5c\u4e3a\u5e03\u5c40\u3002\u4e0d\u8fc7\u6709\u4e00\u4e9b\u7ec6\u5c0f\u7684\u5dee\u522b\u6211\u4e0b\u9762\u4f1a\u5217\u51fa<\/p>\n<p>2.2 WXSS\u4e0d\u652f\u6301 \u5927\u62ec\u53f7\u5d4c\u5957\uff08{{}} \uff09\u3002\u6240\u4ee5key-frames\uff0cCSS animation \u5c31\u4e0d\u53ef\u7528\u4e86\uff0c\u4e0d\u8fc7transition \u662f\u53ef\u7528\u7684\u3002<\/p>\n<p>2.3 \u76ee\u524d\u6d4b\u8bd5\u5f15\u5165\u5b57\u4f53\u4e5f\u662f\u4e0d\u53ef\u7528\u7684\uff0c\u524d\u9762WXML\u4e2d\u63d0\u5230\u7684\u5185\u5bb9\u770bSVG\u4e5f\u662f\u6ca1\u6cd5\u4f7f\u7528\u7684\u3002\u6240\u4ee5icon\u76ee\u524d\u53ea\u80fd\u7528\u56fe\u7684\u65b9\u5f0f\u505a\u4e86\u3002<\/p>\n<p>2.4 WXSS\u4e2d\u662f\u4e0d\u80fd\u5f15\u5165\u672c\u5730\u8d44\u6e90\u7684, \u53ea\u80fd\u4f7f\u7528\u7ebf\u4e0a\u8d44\u6e90\uff08\u6a21\u62df\u5668\u662f\u53ef\u4ee5\uff0c\u4f46\u662f\u522b\u4fe1\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528base64\u3002(\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5e94\u7528\u53f7\u4ea4\u6d41\u7fa4 563752274)<\/p>\n<p>2.5 WXSS\u7684 rule \u662f\u4e0d\u652f\u6301\u96c6\u8054\u7684\u3002\u6240\u4ee5\u4e0d\u80fd body .main {background:#000;} \u8fd9\u4e48\u5199\u3002\u6240\u4ee5\u5199\u8d77\u6765\u8fd8\u662f\u6bd4\u8f83\u8d39\u52b2\u7684\u3002\u6bcf\u4e2aclass\u90fd\u5f97\u5f88\u957f\uff0c\u4e0d\u7136\u6015\u91cd\u540d\u3002\u4e0d\u8fc7\u652f\u6301 li. {color: red;} \u8fd9\u6837\u7684\u5199\u6cd5\uff0c\u652f\u6301after\uff0c \uff0c\u4f46\u662f\u4e0d\u652f\u6301 first-child last-child nth-child \u8fd9\u7c7b\u4f2a\u7c7b\u3002<\/p>\n<p>2.6 app.wxss \u548c\u6bcf\u4e2a page \u7684wxss \u7684\u8986\u76d6\u5173\u7cfb\u662f: \u5982\u679c\u6709\u540c\u540d rule \u7684\u8bdd\uff0cpage \u4f1a\u8986\u76d6 app \u7684\uff0c\u4e0d\u662fmerge\u662f\u8986\u76d6\u3002<\/p>\n<p><strong>3. JS<\/strong><\/p>\n<p>3.1 JS \u7684\u8fd0\u884c\u73af\u5883\u548cview\u7684\u8fd0\u884c\u73af\u5883\u662f\u9694\u79bb\u7684\u3002JS\u53ea\u80fd\u901a\u8fc7\u4e8b\u4ef6\u83b7\u53d6\u65f6\u673a\u548csetData\u65b9\u6cd5\u4fee\u6539\u6570\u636e\u6765\u6539\u53d8view\u3002<\/p>\n<p>3.2 JS \u76ee\u524d\u6709\u4e2a\u5f88\u5927\u7684\u95ee\u9898\u662f\u65e0\u6cd5\u83b7\u53d6\u5230\u9875\u9762px\u7ea7\u7684\u5bbd\u5ea6\u9ad8\u5ea6, \u6240\u6709\u4e8b\u4ef6\u56de\u8c03\u7684\u5355\u4f4d\u90fd\u662fpx\u7ea7\u7684\u800c\u4e0d\u662frpx\u7684\uff0c\u4f46\u662f\u53c8\u4e0d\u77e5\u9053\u5f53\u524drpx\uff0cpx\u7684\u8f6c\u6362\u5173\u7cfb\u3002\u6bd4\u5982\u8fc7\u4f60\u7528canvas\u753b\u56fe\u3002\u4f60\u90fd\u4e0d\u77e5\u9053\u8fb9\u754c\u5728\u54ea\u91cc\uff0c\u8fd9\u4e2a\u5f88\u86cb\u75bc\u3002<\/p>\n<p>3.3 \u4e0a\u9762\u6709\u8bf4\u8fc7 setData\u65b9\u6cd5\u5982\u679c\u4e0a\u4e00\u4e2a\u503c\u548c\u4e0b\u4e00\u4e2a\u503c\u76f8\u540c\u65f6\uff0c\u662f\u4e0d\u4f1a\u89e6\u53d1view\u4fee\u6539\u7684\uff08\u89c11.3\uff09<\/p>\n<p>3.4 \u4f7f\u7528 navigate \u8df3\u8f6c\u7684\u65f6\u5019\u53ef\u4ee5\u4f7f\u7528queryString\u7684\u65b9\u5f0f\u8ddf\u5728\u76f8\u5bf9\u5730\u5740\u4e0a\uff0conLoad\u4e8b\u4ef6\u4f1a\u5728\u5165\u53c2\u4e2d\u4f20\u5165\uff08\u4f1a\u8f6c\u5316\u6210object\uff09\uff0c\u4f46\u662f navigate back\u7684\u65f6\u5019\u6ca1\u6709\u4e00\u4e2a\u5b98\u65b9\u7ed9\u51fa\u7684\u6570\u636e\u901a\u8baf\u673a\u5236\u3002\u53ef\u4ee5\u4f7f\u7528getApp() \u83b7\u53d6\u5230\u5168\u5c40\u5bf9\u8c61\uff0c\u7ed9\u4e0a\u9762\u52a0\u70b9\u4e1c\u897f\uff0c\u81ea\u884c\u5b9e\u73b0\u3002navigate \u6700\u591a5\u4e2a\u4ec0\u4e48\u7684\u5c31\u4e0d\u8bf4\u4e86\u3002<\/p>\n<p>3.5 canvas getActions\u88ab\u8c03\u7528\u4e4b\u540e\uff0cactions\u662f\u4f1a\u88ab\u6e05\u7a7a\u7684\u3002\u5373\u8fde\u7eed\u8c03\u7528\u4e24\u6b21getActions\uff0c\u7b2c\u4e8c\u6b21\u662f\u7a7a\u6570\u7ec4\u3002<\/p>\n<p>3.6 \u5f00\u53d1\u8005\u5de5\u5177\u662fnw\u5199\u7684\uff0c\u6211\u5c31\u770b\u4e86\u770b\u88d9\u5e95\u7684\u6e90\u7801\uff0c\u5f00\u53d1\u8005\u5de5\u5177\u4e2dWXML\u786e\u5b9e\u662f\u6709parser\u518d\u62fc\u88c5\u7684\u8fc7\u7a0b\u7684\u3002\u4f46\u662f\u5e76\u4e0d\u80fd\u8bf4\u660e\u5c0f\u5de5\u5177\u662fnative\u7684\uff0c\u4ececss\u7684\u652f\u6301\u529b\u5ea6\u5230webview\u7684\u4e00\u4e9bbug\u76f8\u4f3c\u5ea6\u6765\u770b\uff0c\u6211\u8fd8\u662f\u89c9\u5f97\u50cfwebview\uff0c\u4f46\u662f\u7ec4\u4ef6\u6bd4\u5982map\uff0ccanvas\u4ec0\u4e48\u7684\u7528\u7684\u662f\u539f\u751fview\uff0c\u7136\u540e\u76d6\u5728webview\u4e0a\u7684\u611f\u89c9\u3002\u4f46\u662f\u4e0d\u7ba1\u600e\u4e48\u8bf4 auto-focus \u80fd\u81ea\u52a8\u547c\u51fa\u952e\u76d8\u5c31\u5df2\u7ecf\u662f\u4e2a\u5f88\u5927\u7684\u597d\u8bc4\u4e86\u3002<\/p>\n<p>\u3010\u76f8\u5173\u63a8\u8350\u3011<\/p>\n<p>1. <\/p>\n<p>2.&nbsp;<\/p>\n<p>3.<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5fae\u4fe1\u5f00\u53d1\u4e4bWXML\u3001WXSS \u548cJS\u7684\u8be6\u7ec6\u4ecb\u7ecd\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>&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5fae\u4fe1\u5c0f\u7a0b\u5e8f wxml\u3001wxss \u548cjs\u4ecb\u7ecd\u53ca\u8be6\u89e3\u7684\u76f8\u5173\u8d44\u6599,\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e0b \u524d\u51e0\u5929\u6298\u817e\u4e86\u4e0b\u3002\u7136\u540e\u5217\u51fa\u4e00\u4e9b\u5b9e\u9a8c\u7ed3\u679c\uff0c\u4f9b\u5927\u5bb6\u53c2\u8003\u3002 &nbsp;\u4f7f\u7528\u5f00\u53d1\u5de5\u5177\u6a21\u62df\u7684\u548c\u771f\u673a\u5dee\u5f02\u8fd8\u662f\u6bd4\u8f83\u5927\u7684\u3002\u4e5f\u5efa\u8bae\u5927\u5bb6\u8fd8\u662f\u771f\u673a\u6bd4\u8f83\u9760\u8c31\u3002 1. 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