{"id":9108,"date":"2023-09-20T11:07:16","date_gmt":"2023-09-20T03:07:16","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=9108"},"modified":"2023-09-20T11:07:16","modified_gmt":"2023-09-20T03:07:16","slug":"h5%e4%bb%a3%e7%a0%81%e5%b0%81%e8%a3%85%e5%ae%89%e5%8d%93app%e6%93%8d%e4%bd%9c%e6%ad%a5%e9%aa%a4%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2023\/9108\/","title":{"rendered":"h5\u4ee3\u7801\u5c01\u88c5\u5b89\u5353app\u64cd\u4f5c\u6b65\u9aa4\u4ecb\u7ecd"},"content":{"rendered":"<p>H5\u4ee3\u7801\u5c01\u88c5\u6210\u5b89\u5353App\u7684\u539f\u7406\u5373\u5c06\u7f51\u9875\u901a\u8fc7WebView\u6280\u672f\u5b9e\u73b0\u672c\u5730\u5316\u5c55\u793a\uff0c\u5e76\u5bf9WebView\u8fdb\u884c\u5b89\u5353\u539f\u751f\u529f\u80fd\u7684\u6269\u5c55\u3002\u4e0b\u9762\u662f\u8be6\u7ec6\u7684\u4ecb\u7ecd\uff1a<\/p>\n<p>## WebView<\/p>\n<p>WebView \u5f00\u53d1\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p>### 1. \u6dfb\u52a0WebView<\/p>\n<p>\u5728\u5e03\u5c40\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e00\u4e2a WebView\u3002<\/p>\n<p>&#8220;`xml<\/p>\n<\/p>\n<p>    android:id=&#8221;@+id\/webview&#8221;<\/p>\n<p>    android:layout_width=&#8221;match_parent&#8221;<\/p>\n<p>    android:layout_height=&#8221;match_parent&#8221;\/&gt;<\/p>\n<p>&#8220;`<\/p>\n<p>### 2. \u521d\u59cb\u5316WebView<\/p>\n<p>\u5728\u4ee3\u7801\u4e2d\u5b9e\u4f8b\u5316\u4e00\u4e2a WebView\uff0c\u5e76\u8fdb\u884c\u57fa\u672c\u7684\u914d\u7f6e\u548c\u76d1\u542c\u3002<\/p>\n<p>&#8220;`java<\/p>\n<p>WebView webView = (WebVi<a href=\"https:\/\/www.anzhuoe.com\/\">\u5b89\u5353APP\u5f00\u53d1<\/a>ew) findViewById(R.id.webview);<\/p>\n<p>\/\/\u8bbe\u7f6e\u652f\u6301JavaScript<\/p>\n<p>WebSettings settings = webView.getSettings();<\/p>\n<p>settings.setJavaScriptEnabled(true);<\/p>\n<p>\/\/\u8bbe\u7f6eWebViewClient<\/p>\n<p>webView.setWebViewClient(new WebViewClient() {<\/p>\n<p>    @Override<\/p>\n<p>    public boolean shouldOverrideUrlLoading(WebView view, String url) {<\/p>\n<p>        view.loadUrl(url);<\/p>\n<p>        return true;<\/p>\n<p>    }<\/p>\n<p>});<\/p>\n<p>\/\/\u8bbe\u7f6eWebChromeClient<\/p>\n<p>webView.setWebChromeClient(new WebChromeClient() {<\/p>\n<p>    @Override<\/p>\n<p>    public void onProgressChanged(WebView view, int newProgress) {<\/p>\n<p>        \/\/\u9875\u9762\u52a0\u8f7d\u8fdb\u5ea6\u66f4\u65b0<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public void onReceivedTitle(WebView view, String title) {<\/p>\n<p>        \/\/\u9875\u9762\u6807\u9898\u66f4\u65b0<\/p>\n<p>    }<\/p>\n<p>});<\/p>\n<p>&#8220;`<\/p>\n<p>### 3. \u52a0\u8f7d\u7f51\u9875<\/p>\n<p>\u901a\u8fc7 WebView \u5bf9\u8c61\u7684 loadUrl \u65b9\u6cd5\u52a0\u8f7d\u7f51\u9875\u3002<\/p>\n<p>&#8220;`java<\/p>\n<p>webView.loadUrl(&#8220;http:\/\/www.example.com&#8221;);<\/p>\n<p>&#8220;`<\/p>\n<p>## \u6269\u5c55\u539f\u751f\u529f\u80fd<\/p>\n<p>WebView \u53ef\u4ee5\u901a\u8fc7 JavaScript \u548c\u5b89\u5353\u539f\u751f\u4ee3\u7801\u8fdb\u884c\u4ea4\u4e92\uff0c\u4ece\u800c\u5b9e\u73b0\u4e00\u4e9b\u539f\u751f\u529f\u80fd\u7684\u6269\u5c55\u3002<\/p>\n<p>### 1. JS\u8c03\u7528\u5b89\u5353\u4ee3\u7801<\/p>\n<p>\u5728\u5b89\u5353\u4ee3\u7801\u4e2d\u6dfb\u52a0\u4e00\u4e2a JavaScript \u63a5\u53e3\u3002<\/p>\n<p>&#8220;`java<\/p>\n<p>\/\/\u5b89\u5353\u4ee3\u7801\u4e2d\u6dfb\u52a0JavaScript\u63a5\u53e3<\/p>\n<p>public class WebAppInterface {<\/p>\n<p>    private Context mContext;<\/p>\n<p>    public WebAppInterface(Context context) {<\/p>\n<p>        mContext = context;<\/p>\n<p>    }<\/p>\n<p>    @JavascriptInterface<\/p>\n<p>    public void showToast(String toast) {<\/p>\n<p>        Toast.makeText(mContext, toast, Toast.LENGTH_SHORT).show();<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>\/\/\u5c06JavaScript\u63a5\u53e3\u7ed1\u5b9a\u5230WebView\u4e2d<\/p>\n<p>webView.addJavascriptInterface(new WebAppInterface(this), &#8220;app&#8221;);<\/p>\n<p>&#8220;`<\/p>\n<p>\u5728 JavaScript \u4ee3\u7801\u4e2d\u8c03\u7528\u8be5\u63a5\u53e3\u3002<\/p>\n<p>&#8220;`javascript<\/p>\n<p>\/\/JavaScript\u4ee3\u7801\u4e2d\u8c03\u7528\u5b89\u5353\u63a5\u53e3<\/p>\n<p>app.showToast(&#8220;Hello World!&#8221;);<\/p>\n<p>&#8220;`<\/p>\n<p>### 2. \u5b89\u5353\u4ee3\u7801\u8c03\u7528JS<\/p>\n<p>\u5728 JavaScript \u4ee3\u7801\u4e2d\u6dfb\u52a0\u76f8\u5e94\u7684\u51fd\u6570\u6216<\/p>\n<p><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.cdn.yimenapp.com\/2023-04\/07\/09\/33631482470.jpg\" \/><\/figure>\n<\/p>\n<p>\u53d8\u91cf\u3002<\/p>\n<p>&#8220;`javascript<\/p>\n<p>\/\/JavaScript\u4ee3\u7801\u4e2d\u66b4\u9732\u51fd\u6570\u6216\u53d8\u91cf<\/p>\n<p>function sh<a href=\"https:\/\/www.anzhuoe.com\/\">\u5b89\u5353app<\/a>owAlert(msg) {<\/p>\n<p>    alert(msg);<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u5728\u5b89\u5353\u4ee3\u7801\u4e2d\u901a\u8fc7 evaluateJavascript \u65b9\u6cd5\u8c03\u7528\u8be5\u51fd\u6570\u6216\u53d8\u91cf\u3002<\/p>\n<p>&#8220;`java<\/p>\n<p>\/\/\u5728\u5b89\u5353\u4ee3\u7801\u4e2d\u8c03\u7528JS<\/p>\n<p>webView.evaluateJavascript(&#8220;showAlert(&#8216;Hello World!&#8217;)&#8221;, null);<\/p>\n<p>&#8220;`<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5c06H5\u4ee3\u7801\u5c01\u88c5\u6210\u5b89\u5353App\u7684\u57fa\u672c\u539f\u7406\u548c\u5b9e\u73b0\u8fc7\u7a0b\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u4e00\u4e9b\u5b89\u5168\u95ee\u9898\uff0c\u5e76\u6839\u636e\u5177\u4f53\u9700\u6c42\u6269\u5c55\u66f4\u591a\u7684\u539f\u751f\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H5\u4ee3\u7801\u5c01\u88c5\u6210\u5b89\u5353App\u7684\u539f\u7406\u5373\u5c06\u7f51\u9875\u901a\u8fc7WebView\u6280\u672f\u5b9e\u73b0\u672c\u5730\u5316\u5c55\u793a\uff0c\u5e76\u5bf9WebView\u8fdb\u884c\u5b89\u5353\u539f\u751f\u529f\u80fd\u7684\u6269\u5c55\u3002\u4e0b\u9762\u662f\u8be6\u7ec6\u7684\u4ecb\u7ecd\uff1a## WebViewWebView \u5f00\u53d1\u6b65\u9aa4\u5982\u4e0b\uff1a### 1.<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,86,15816,15817,789],"class_list":["post-9108","post","type-post","status-publish","format-standard","hentry","category-zuoapp","tag-81","tag-86","tag-appphp","tag-app","tag-789"],"_links":{"self":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/9108","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/comments?post=9108"}],"version-history":[{"count":0,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/9108\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/media?parent=9108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/categories?post=9108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/tags?post=9108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}