{"id":8862,"date":"2023-11-10T12:00:55","date_gmt":"2023-11-10T04:00:55","guid":{"rendered":"https:\/\/www.zhidianwl.net\/zhidianwl\/?p=8862"},"modified":"2023-11-10T12:00:55","modified_gmt":"2023-11-10T04:00:55","slug":"%e5%ae%89%e5%8d%93%e5%bc%80%e5%8f%91-%e7%bd%91%e9%a1%b5%e7%89%88%e7%9a%84%e6%93%8d%e4%bd%9c%e6%b5%81%e7%a8%8b%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.net\/zhidianwl\/2023\/11\/10\/%e5%ae%89%e5%8d%93%e5%bc%80%e5%8f%91-%e7%bd%91%e9%a1%b5%e7%89%88%e7%9a%84%e6%93%8d%e4%bd%9c%e6%b5%81%e7%a8%8b%e4%bb%8b%e7%bb%8d\/","title":{"rendered":"\u5b89\u5353\u5f00\u53d1 \u7f51\u9875\u7248\u7684\u64cd\u4f5c\u6d41\u7a0b\u4ecb\u7ecd"},"content":{"rendered":"

\u5b89\u5353\u5f00\u53d1\u7f51\u9875\u7248\uff0c\u662f\u6307\u5728\u5b89\u5353\u624b\u673a\u4e0a\u4f7f\u7528\u6d4f\u89c8\u5668\u6253\u5f00\u7f51\u9875\u5e94\u7528\uff0c\u5b9e\u73b0\u7c7b\u4f3c\u539f\u751f\u5e94\u7528\u7684\u4ea4\u4e92\u548c\u529f\u80fd\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5b89\u5353\u5f00\u53d1\u7f51\u9875\u7248\u7684\u539f\u7406\u548c\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n

\u4e00\u3001\u539f\u7406<\/p>\n

\u5b89\u5353\u5f00\u53d1\u7f51\u9875\u7248\u7684\u539f\u7406\uff0c\u4e3b\u8981\u662f\u901a\u8fc7\u4f7f\u7528WebView\u7ec4\u4ef6\u6765\u5b9e\u73b0\u3002WebView\u662f\u5b89\u5353\u7cfb\u7edf\u63d0\u4f9b\u7684\u4e00\u4e2a\u7528\u4e8e\u663e\u793a\u7f51\u9875\u7684\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u5c06\u7f51\u9875\u5d4c\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u5c55\u793a\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7JavaScript\u4e0e\u7f51\u9875\u8fdb\u884c\u4ea4\u4e92\uff0c\u5b9e\u73b0\u7c7b\u4f3c\u539f\u751f\u5e94\u7528\u7684\u529f\u80fd\u3002<\/p>\n

\u5728\u5b9e\u73b0\u5b89\u5353\u83b7\u53d6\u7b7e\u540dapk<\/a>\u5f00\u53d1\u7f51\u9875\u7248\u65f6\uff0c\u9700\u8981\u5c06\u7f51\u9875\u7684HTML\u3001CSS\u548cJavaScript\u7b49\u8d44\u6e90\u6587\u4ef6\u6253\u5305\u8fdb\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7136\u540e\u901a\u8fc7WebView\u52a0\u8f7d\u7f51\u9875\uff0c\u518d\u901a\u8fc7JavaScript\u4e0e\u7f51\u9875\u8fdb\u884c\u4ea4\u4e92\uff0c\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\u3002<\/p>\n

\u4e8c\u3001\u8be6\u7ec6\u4ecb\u7ecd<\/p>\n

1. \u521b\u5efa\u9879\u76ee<\/p>\n

\u9996\u5148\uff0c\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u5b89\u5353\u9879\u76ee\u3002\u5728\u521b\u5efa\u9879\u76ee\u65f6\uff0c\u9700\u8981\u9009\u62e9\u201cEmpty Activity\u201d\u6a21\u677f\uff0c\u5e76\u4e14\u9700\u8981\u6dfb\u52a0\u201cINTERNET\u201d\u6743\u9650\uff0c\u4ee5\u4fbf\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u8bbf\u95ee\u7f51\u7edc\u3002<\/p>\n

2. \u6dfb\u52a0WebView\u7ec4\u4ef6<\/p>\n

\u5728\u521b\u5efa\u9879\u76ee\u540e\uff0c\u9700\u8981\u5728\u5e03\u5c40\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e00\u4e2aWebView\u7ec4\u4ef6\u3002\u5728\u5e03\u5c40\u6587\u4ef6\u4e2d\u6dfb\u52a0WebView\u7684\u4ee3<\/p>\n

<\/figure>\n<\/p>\n

\u7801\u5982\u4e0b\uff1a<\/p>\n

“`<\/p>\n<\/p>\n

android:id=”@+id\/webview”<\/p>\n

android:layout_width=”match_parent”<\/p>\n

android:layout_height=”match_parent” \/><\/p>\n

“`<\/p>\n

3. \u52a0\u8f7d\u7f51\u9875<\/p>\n

\u5728Activity\u4e2d\uff0c\u9700\u8981\u4f7f\u7528WebView\u6765\u52a0\u8f7d\u7f51\u9875\u3002\u5728\u52a0\u8f7d\u7f51\u9875\u4e4b\u524d\uff0c\u9700\u8981\u5148\u542f\u7528JavaScript\u548c\u7f29\u653e\u529f\u80fd\uff0c\u4ee5\u4fbf\u7f51\u9875\u53ef\u4ee5\u6b63\u5e38\u663e\u793a\u3002\u5728Activity\u7684onCreate\u65b9\u6cd5\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n

“`<\/p>\n

WebView webView = findViewById(R.id.webview);<\/p>\n

webView.getSettings().setJavaScriptEnabled(true);<\/p>\n

webView.getSettings().setBuiltInZoomControls(true);<\/p>\n

webView.loadUrl(“http:\/\/www.example.com”);<\/p>\n

“`<\/p>\n

\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u83b7\u53d6\u4e86\u5e03\u5c40\u6587\u4ef6\u4e2d\u7684WebView\u7ec4\u4ef6\uff0c\u5e76\u4e14\u542f\u7528\u4e86JavaScript\u548c\u7f29\u653e\u529f\u80fd\u3002\u7136\u540e\uff0c\u901a\u8fc7loadUrl\u65b9\u6cd5\u52a0\u8f7d\u4e86\u4e00\u4e2a\u7f51\u9875\u3002<\/p>\n

4. \u4e0e\u7f51\u9875\u4ea4\u4e92<\/p>\n

\u5728\u52a0\u8f7d\u7f51\u9875\u4e4b\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7JavaScript\u4e0e\u7f51\u9875\u8fdb\u884c\u4ea4\u4e92\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u901a\u8fc7JavaScript\u8c03\u7528\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u65b9\u6cd5\uff0c\u5b9e\u73b0\u7c7b\u4f3c\u539f\u751f\u5e94\u7528\u7684\u529f\u80fd\u3002\u5728Activity\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff0c\u5b9e\u73b0\u4e0e\u7f51\u9875\u4ea4\u4e92\u7684\u529f\u80fd\uff1a<\/p>\n

“`<\/p>\n

public class MainActivity extends AppCompatActivity {<\/p>\n

private WebView webView;<\/p>\n

@Override<\/p>\n

protected void onCreate(Bundle savedInstanceState) {<\/p>\n

super.onCreate(savedInstanceState);<\/p>\n

setContentView(R.layout.activity_main);<\/p>\n

webView = findViewById(R.id.webview);<\/p>\n

webView.getSettings().setJavaScriptEnabled(true);<\/p>\n

webView.getSettings().setBuiltInZoomControls(true);<\/p>\n

webView.loadUrl(“http:\/\/www.example.com”);<\/p>\n

webView.addJavascriptInterface(new Object() {<\/p>\n

@JavascriptInterface<\/p>\n

public void showToast(String message) {<\/p>\n

Toast.makeText(MainActivity.this, messapp\u5efa\u7acb<\/a>age, Toast.LENGTH_SHORT).show();<\/p>\n

}<\/p>\n

}, “android”);<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7addJavascriptInterface\u65b9\u6cd5\u5c06\u4e00\u4e2a\u5bf9\u8c61\u6ce8\u5165\u5230JavaScript\u4e2d\uff0c\u4f7f\u5f97JavaScript\u53ef\u4ee5\u8c03\u7528\u8be5\u5bf9\u8c61\u7684\u65b9\u6cd5\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6ce8\u5165\u4e86\u4e00\u4e2a\u5bf9\u8c61\uff0c\u8be5\u5bf9\u8c61\u6709\u4e00\u4e2ashowToast\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u6765\u5f39\u51fa\u4e00\u4e2aToast\u6d88\u606f\u3002<\/p>\n

\u5728\u7f51\u9875\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7JavaScript\u8c03\u7528\u8be5\u65b9\u6cd5\uff0c\u5b9e\u73b0\u4e0e\u5b89\u5353\u5e94\u7528\u7a0b\u5e8f\u7684\u4ea4\u4e92\u3002\u4f8b\u5982\uff0c\u5728\u7f51\u9875\u4e2d\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n

“`<\/p>\n