{"id":203814,"date":"2025-05-22T14:29:38","date_gmt":"2025-05-22T06:29:38","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203814\/"},"modified":"2025-05-22T14:29:38","modified_gmt":"2025-05-22T06:29:38","slug":"android%e8%bd%af%e4%bb%b6%e9%97%aa%e9%80%80%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e4%bb%a3%e7%a0%81%e5%9c%a8setcontentview%e4%b9%8b%e5%89%8d%e8%b0%83%e7%94%a8findviewbyid%e4%bc%9a%e5%af%bc%e8%87%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203814\/","title":{"rendered":"Android\u8f6f\u4ef6\u95ea\u9000\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801\u5728setContentView()\u4e4b\u524d\u8c03\u7528findViewById()\u4f1a\u5bfc\u81f4\u95ea\u9000\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Android\u8f6f\u4ef6\u95ea\u9000\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801\u5728setContentView()\u4e4b\u524d\u8c03\u7528findViewById()\u4f1a\u5bfc\u81f4\u95ea\u9000\uff1f<\/h1>\n

\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aAndroid\u8f6f\u4ef6\u95ea\u9000\uff1a\u4e3a\u4ec0\u4e48\u4ee3\u7801\u5728setContentView()\u4e4b\u524d\u8c03\u7528findViewById()\u4f1a\u5bfc\u81f4\u95ea\u9000\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n

<\/p>\n

android\u8f6f\u4ef6\u95ea\u9000<\/strong><\/p>\n

\u4e00\u4f4dandroid\u521d\u5b66\u8005\u5728\u6a21\u62df\u5668\u4e0a\u8fd0\u884c\u4ee3\u7801\u65f6\u9047\u5230\u95ea\u9000\u95ee\u9898\uff0c\u4ee5\u4e0b\u662f\u4ed6\u63d0\u4f9b\u7684\u4ee3\u7801\uff1a<\/p>\n

public class mainactivity extends appcompatactivity {\n    final webview webview = findviewbyid(r.id.webview);\n    \/\/ ...\n}<\/pre>\n
\u95ee\u9898\uff1a<\/strong><\/p>\n
\u95ee\u9898\u51fa\u5728\u4ee3\u7801\u4e2d\u8fc7\u65e9\u8c03\u7528findviewbyid()\u51fd\u6570\u3002\u5728\u8c03\u7528setcontentview()\u8bbe\u7f6e\u5e03\u5c40\u4e4b\u524d\uff0cfindviewbyid()\u65e0\u6cd5\u627e\u5230\u4efb\u4f55\u89c6\u56fe\u3002<\/p>\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n
\u5c06findviewbyid()\u8c03\u7528\u79fb\u52a8\u5230setcontentview()\u4e4b\u540e\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
public class MainActivity extends AppCompatActivity {\n    WebView webView;\n    \/\/ ...\n\n    @Override\n    protected void onCreate(Bundle savedInstanceState) {\n        super.onCreate(savedInstanceState);\n        setContentView(R.layout.activity_main);\n        this.webView = findViewById(R.id.WebView);\n        \/\/ ...\n    }\n}<\/pre>\n
\u73b0\u5728\uff0csetcontentview()\u5c06\u52a0\u8f7d\u5e03\u5c40\u5e76\u6e32\u67d3\u89c6\u56fe\uff0c\u7136\u540efindviewbyid()\u624d\u80fd\u6b63\u786e\u627e\u5230webview\u89c6\u56fe\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u89e3\u51b3\u95ea\u9000\u95ee\u9898\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Android\u8f6f\u4ef6\u95ea\u9000\uff1a\u4e3a\u4ec0\u4e48\u4ee3...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203814","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203814","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203814"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203814\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}