{"id":49974,"date":"2025-11-03T11:05:40","date_gmt":"2025-11-03T03:05:40","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=49974"},"modified":"2025-11-03T11:05:40","modified_gmt":"2025-11-03T03:05:40","slug":"%e4%bb%8e%e9%9b%b6%e5%bc%80%e5%a7%8b%e5%bc%80%e5%8f%91%e4%b8%80%e4%b8%aa%e5%ae%89%e5%8d%93%e6%b5%8f%e8%a7%88%e5%99%a8app%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2025\/49974\/","title":{"rendered":"\u4ece\u96f6\u5f00\u59cb\u5f00\u53d1\u4e00\u4e2a\u5b89\u5353\u6d4f\u89c8\u5668app\uff1f"},"content":{"rendered":"

\u5f00\u53d1\u4e00\u4e2a\u5b89\u5353\u6d4f\u89c8\u5668app\u9700\u8981\u638c\u63e1\u4ee5\u4e0b\u77e5\u8bc6\uff1a<\/p>\n

1. Java\u7f16\u7a0b\u8bed\u8a00\u4ee5\u53ca\u5b89\u5353\u5f00\u53d1\u57fa\u7840\u77e5\u8bc6\uff1b<\/p>\n

2. \u5b89\u5353\u7cfb\u7edf\u7684WebView\u7ec4\u4ef6\uff1b<\/p>\n

3. \u7f51\u7edc\u901a\u8baf\u548cHTTP\u534f\u8bae\uff1b<\/p>\n

4. \u7528\u6237\u754c\u9762\u8bbe\u8ba1\u548c\u4ea4\u4e92\u3002<\/p>\n

\u4e0b\u9762\u662f\u5f00\u53d1\u4e00\u4e2a\u5b89\u5353\u6d4f\u89c8\u5668app\u7684\u6b65\u9aa4\uff1a<\/p>\n

1. \u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b89\u5353\u9879\u76ee\uff1b<\/p>\n

2. \u5728XML\u4e2d\u8bbe\u8ba1\u754c\u9762\u5e03\u5c40\uff0c\u5305\u542b\u5730\u5740\u680f\u3001\u7f51\u9875\u663e\u793a\u533a\u3001\u524d\u8fdb\u3001\u540e\u9000\u3001\u5237\u65b0\u7b49\u64cd\u4f5c\u6309\u94ae\uff1b<\/p>\n

3. \u5728Java\u4ee3\u7801\u4e2d\u521b\u5efaWebVie\u5b89\u5353APP\u5f00\u53d1<\/a>w\u63a7\u4ef6\uff0c\u5e76\u5b9a\u4e49\u4e00\u4e9b\u5e38\u7528\u7684\u6d4f\u89c8\u64cd\u4f5c\uff1b<\/p>\n

4. \u6dfb\u52a0\u7f51\u7edc\u6743\u9650\uff0c\u901a\u8fc7HttpURLConnection\u83b7\u53d6\u7f51\u9875\u4fe1\u606f\uff1b<\/p>\n

5. \u7f16\u5199\u5730\u5740\u680f\u548c\u6309\u94ae\u7684\u4e8b\u4ef6\u54cd\u5e94\uff0c\u901a\u8fc7WebView\u52a0\u8f7d\u7f51\u5740\u4fe1\u606f\u5e76\u663e\u793a\u5728\u754c\u9762\u4e0a\u3002<\/p>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u57fa\u7840\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

activity_main.xml:<\/p>\n

“`xml<\/p>\n<\/p>\n

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

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

android:id=”@+id\/edit_url”<\/p>\n

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

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

android:layout_alignParentTop=”true”<\/p>\n

android:<\/p>\n

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

hint=”Input URL here”<\/p>\n

android:inputType=”textUri”<\/p>\n

android:singleLine=”true” \/><\/p>\n<\/p>\n

android:id=”@+id\/button_go”<\/p>\n

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

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

android:layout_alignParentTop=”true”<\/p>\n

android:layout_alignParentRight=”true”<\/p>\n

android:text=”Go” \/><\/p>\n<\/p>\n

android:id=”@+id\/button_back”<\/p>\n

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

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

android:layout_below=”@id\/edit_url”<\/p>\n

android:text=”Back” \/><\/p>\n<\/p>\n

android:id=”@+id\/button_forward”<\/p>\n

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

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

android:layout_below=”@id\/edit_url”<\/p>\n

android:layout_toRightOf=”@id\/button_back”<\/p>\n

android:text=”Forward” \/><\/p>\n<\/p>\n

android:id=”@+id\/button_refresh”<\/p>\n

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

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

android:layout_below=”@id\/edit_url”<\/p>\n

android:layout_toRightOf=”@id\/button_forward”<\/p>\n

android:text=”Refresh” \/><\/p>\n<\/p>\n

android:id=”@+id\/webview”<\/p>\n

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

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

android:layout_below=”@id\/button_back” \/><\/p>\n

“`<\/p>\n

MainActivity.java:<\/p>\n

“`java<\/p>\n

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

private EditText mUrlEditText;<\/p>\n

private Button mGoButton;<\/p>\n

private Button mBackButton;<\/p>\n

private Button mForwardButton;<\/p>\n

private Button mRefreshButton;<\/p>\n

private WebView mWebView;<\/p>\n

@Override<\/p>\n

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

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

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

mUrlEditText = findViewById(R.id.edit_url);<\/p>\n

mGoButton = findViewById(R.id.button_go);<\/p>\n

mBackButton = findViewById(R.id.button_back);<\/p>\n

mForwardButton = findViewById(R.id.button_forward);<\/p>\n

mRefreshButton = findViewById(R.id.button_refresh);<\/p>\n

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

\/\/ set listeners for each button<\/p>\n

mGoButton.setOnClickListener(new View.OnClickListener() {<\/p>\n

@Override<\/p>\n

public void onClick(View v) {<\/p>\n

String url = mUrlEditText.getText().toString().trim();<\/p>\n

mWebView.loadUrl(url);<\/p>\n

}<\/p>\n

});<\/p>\n

mBackButton.setOnClickListener(new View.OnClickListener() {<\/p>\n

@Override<\/p>\n

public void onClick(View v) {<\/p>\n

if (mWebView.canGoBack()) {<\/p>\n

mWebView.goBack();<\/p>\n

}<\/p>\n

\u5b89\u5353app<\/a> }<\/p>\n

});<\/p>\n

mForwardButton.setOnClickListener(new View.OnClickListener() {<\/p>\n

@Override<\/p>\n

public void onClick(View v) {<\/p>\n

if (mWebView.canGoForward()) {<\/p>\n

mWebView.goForward();<\/p>\n

}<\/p>\n

}<\/p>\n

});<\/p>\n

mRefreshButton.setOnClickListener(new View.OnClickListener() {<\/p>\n

@Override<\/p>\n

public void onClick(View v) {<\/p>\n

mWebView.reload();<\/p>\n

}<\/p>\n

});<\/p>\n

\/\/ enable Java script<\/p>\n

WebSettings webSettings = mWebView.getSettings();<\/p>\n

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

\/\/ set client for webView<\/p>\n

mWebView.setWebViewClient(new WebViewClient(){<\/p>\n

@Override<\/p>\n

public boolean shouldOverrideUrlLoading(WebView view, String url) {<\/p>\n

view.loadUrl(url);<\/p>\n

return true;<\/p>\n

}<\/p>\n

});<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u6b64\u4ee3\u7801\u53ea\u5b9e\u73b0\u4e86\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u6d4f\u89c8\u5668\u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u6269\u5c55WebView\u7ec4\u4ef6\u548c\u4e8b\u4ef6\u54cd\u5e94\u7b49\u5f00\u53d1\u66f4\u4e30\u5bcc\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u6dfb\u52a0\u4e66\u7b7e\u3001\u591a\u7a97\u53e3\u6d4f\u89c8\u7b49\u64cd\u4f5c\u3002\u540c\u65f6\uff0c\u4e5f\u9700\u8981\u6ce8\u610f\u4f18\u5316\u7528\u6237\u4f53\u9a8c\u548c\u754c\u9762\u8bbe\u8ba1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5f00\u53d1\u4e00\u4e2a\u5b89\u5353\u6d4f\u89c8\u5668app\u9700\u8981\u638c\u63e1\u4ee5\u4e0b\u77e5\u8bc6\uff1a1. Java\u7f16\u7a0b\u8bed\u8a00\u4ee5\u53ca\u5b89\u5353\u5f00\u53d1\u57fa\u7840\u77e5\u8bc6\uff1b2. \u5b89\u5353\u7cfb\u7edf\u7684WebView\u7ec4\u4ef6\uff1b3. \u7f51\u7edc\u901a\u8baf\u548cHTTP\u534f\u8bae\uff1b4. \u7528\u6237\u754c\u9762\u8bbe\u8ba1\u548c\u4ea4\u4e92\u3002\u4e0b\u9762\u662f\u5f00\u53d1\u4e00\u4e2a\u5b89\u5353\u6d4f<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,38781,22412,1638,315],"class_list":{"0":"post-49974","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-zuoapp","7":"tag-81","8":"tag-app","10":"tag-1638","11":"tag-315"},"_links":{"self":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/49974","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\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/comments?post=49974"}],"version-history":[{"count":1,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/49974\/revisions"}],"predecessor-version":[{"id":49988,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/49974\/revisions\/49988"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/media?parent=49974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/categories?post=49974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/tags?post=49974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}