{"id":66014,"date":"2026-01-28T11:53:17","date_gmt":"2026-01-28T03:53:17","guid":{"rendered":"https:\/\/app.applebyme.cn\/cloud\/?p=66014"},"modified":"2026-01-28T11:53:17","modified_gmt":"2026-01-28T03:53:17","slug":"android%e5%ae%9e%e7%8e%b0%e5%a4%9a%e9%a1%b5%e9%9d%a2%e8%ae%be%e8%ae%a1%e6%80%8e%e4%b9%88%e5%81%9a%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/app.applebyme.cn\/cloud\/appshangjia\/66014.html","title":{"rendered":"android\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u600e\u4e48\u505a\uff1f"},"content":{"rendered":"<p>\u5728Android\u4e2d\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u662f\u975e\u5e38\u5e38\u89c1\u7684\u9700\u6c42\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u6784\u5efa\u66f4\u52a0\u590d\u6742\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728Android\u4e2d\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u3002<\/p>\n<p>\u4e00\u3001Activity<\/p>\n<p>\u5728Android\u4e2d\uff0cActivity\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u4ef6\uff0c\u5b83\u4ee3\u8868\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e2a\u5355\u72ec\u7684\u5c4f\u5e55\u3002\u6bcf\u4e2aActivity\u90fd\u6709\u4e00\u4e2aUI\u754c\u9762\uff0c\u53ef\u4ee5\u5305\u542b\u5404\u79cdUI\u7ec4\u4ef6\uff0c\u5982TextView\u3001Button\u7b49\u3002\u5f53\u7528\u6237\u4e0e\u5e94\u7528\u7a0b\u5e8f\u8fdb\u884c\u4ea4\u4e92\u65f6\uff0cActivity\u4f1a\u54cd\u5e94\u7528\u6237\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u70b9\u51fb\u6309\u94ae\u3001\u8f93\u5165\u6587\u672c\u7b49\u3002<\/p>\n<p>\u5728Android\u4e2d\uff0c\u6bcf\u4e2aActivity\u90fd\u6709\u4e00\u4e2a\u751f\u547d\u5468\u671f\u3002\u5f53Activity\u88ab\u521b\u5efa\u65f6\uff0c\u5b83\u4f1a\u7ecf\u5386\u4e00\u7cfb\u5217\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff0c\u4f8b\u5982onCreate()\u3001onStart()\u3001onResume()\u7b49\u3002\u5f53\u7528\u6237\u79bb\u5f00Activity\u65f6\uff0c\u5b83\u4e5f\u4f1a\u7ecf\u5386\u4e00\u7cfb\u5217\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff0c\u4f8b\u5982onPause()\u3001onStop()\u3001onDestroy()\u7b49\u3002<\/p>\n<p>\u4e8c\u3001\u5b9e\u73b0\u591a\u9875\u9762\u8bbe<\/p>\n<p><figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.cdn.yimenapp.com\/2023-04\/03\/17\/22173090979.jpg\" \/><\/figure>\n<\/p>\n<p>\u8ba1\u7684\u65b9\u6cd5<\/p>\n<p>1. \u4f7f\u7528\u591a\u4e2aActivity<\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u591a\u4e2aActivity\u3002\u6bcf\u4e2aActivity\u4ee3\u8868\u4e00\u4e2a\u5355\u72ec\u7684\u5c4f\u5e55\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u4e0d\u540c\u7684Activity\u4e4b\u95f4\u8fdb\u884c\u5207\u6362\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aMainActivity\u548c\u4e00\u4e2aSettingsActivity\uff0c\u5f53\u7528\u6237\u70b9\u51fb\u8bbe\u7f6e\u6309\u94ae\u65f6\uff0c\u8df3\u8f6c\u5230SettingsActivity\u3002<\/p>\n<p>\u5728Android\u4e2d\uff0c\u4f7f\u7528Intent\u53ef\u4ee5\u542f\u52a8\u53e6\u4e00\u4e2aActivity\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5728MainActivity\u4e2d\u542f\u52a8SettingsActivity\uff1a<\/p>\n<p>&#8220;`java<\/p>\n<p>Intent <a href=\"https:\/\/www.yimenapp.net\/dabao-3938.html\">android \u5f00\u53d1\u8f93\u5165\u6cd5<\/a>intent = new Intent(MainActivity.this, SettingsActivity.class);<\/p>\n<p>startActivity(intent);<\/p>\n<p>&#8220;`<\/p>\n<p>2. \u4f7f\u7528Fragment<\/p>\n<p>Fragment\u662f\u4e00\u79cd\u53ef\u4ee5\u5d4c\u5165\u5230Activity\u4e2d\u7684UI\u7ec4\u4ef6\u3002\u5b83\u53ef\u4ee5\u4e0eActivity\u5171\u4eab\u751f\u547d\u5468\u671f\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728Activity\u4e2d\u52a8\u6001\u6dfb\u52a0\u6216\u79fb\u9664\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Fragment\u6765\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aMainActivity\u548c\u4e00\u4e2aSettingsFragment\uff0c\u5f53\u7528\u6237\u70b9\u51fb\u8bbe\u7f6e\u6309\u94ae\u65f6\uff0c\u52a8\u6001\u6dfb\u52a0SettingsFragment\u5230MainActivity\u4e2d\u3002<\/p>\n<p>\u5728Android\u4e2d\uff0c\u4f7f\u7528FragmentManager\u53ef\u4ee5\u7ba1\u7406Fragment\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5728MainActivity\u4e2d\u6dfb\u52a0SettingsFragment\uff1a<\/p>\n<p>&#8220;`java<\/p>\n<p>SettingsFragment fragment = new SettingsFragment();<\/p>\n<p>getSupportFragmentManager().beginTransaction()<\/p>\n<p>        .add(R.id.fragment_container, fragment)<\/p>\n<p>        .commit();<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0cR.id.fragment_container\u4ee3\u8868\u8981\u6dfb\u52a0Fragment\u7684\u5bb9\u5668\u3002<\/p>\n<p>3. \u4f7f\u7528ViewPager<\/p>\n<p>ViewPager\u662f\u4e00\u79cd\u53ef\u4ee5\u6ed1\u52a8\u5207\u6362\u9875\u9762\u7684UI\u7ec4\u4ef6\u3002\u5b83\u53ef\u4ee5\u5305\u542b\u591a\u4e2aFragment\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u4e0d\u540c\u7684Fragment\u4e4b\u95f4\u8fdb\u884c\u5207\u6362\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528ViewPager\u6765\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aMainActivity\u548c\u4e00\u4e2aViewPager\uff0cViewPager\u5305\u542b\u591a\u4e2aFragment\uff0c\u6bcf\u4e2aFragment\u4ee3\u8868\u4e00\u4e2a\u5355\u72ec\u7684\u5c4f\u5e55\u3002\u5f53\u7528\u6237\u6ed1\u52a8ViewPager\u65f6\uff0c\u5207\u6362\u5230\u4e0d\u540c\u7684Fragment\u3002<\/p>\n<p>\u5728Android\u4e2d\uff0c\u4f7f\u7528ViewPager\u9700\u8981\u4f7f\u7528PagerAdapter\u6765\u7ba1\u7406Fragment\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aPagerAdapter\uff0c\u5c06\u591a\u4e2aFragment\u6dfb\u52a0\u5230ViewPager\u4e2d\uff1a<\/p>\n<p>&#8220;`java<\/p>\n<p>public class MyPagerAdapter extends FragmentPagerAdapter {<\/p>\n<p>    private List fragments;<\/p>\n<p><p>    public MyPagerAdapter(FragmentManager fm, List fragments) {<\/p>\n<p><p>        super(fm);<\/p>\n<p>        this.fragments = fragments;<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public Fragment getItem(int position) {<\/p>\n<p>        <a href=\"https:\/\/www.yimenapp.net\/dabao-907.html\">x5 \u5185\u6838\u7f13\u5b58\u751f\u6548<\/a>return fragments.get(position);<\/p>\n<p>    }<\/p>\n<p>    @Override<\/p>\n<p>    public int getCount() {<\/p>\n<p>        return fragments.size();<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5728MainActivity\u4e2d\u8bbe\u7f6eViewPager\u548cPagerAdapter\uff1a<\/p>\n<p>&#8220;`java<\/p>\n<p>ViewPager viewPager = findViewById(R.id.view_pager);<\/p>\n<p>List fragments = new ArrayList();<\/p>\n<p><p>fragments.add(new Fragment1());<\/p>\n<p>fragments.add(new Fragment2());<\/p>\n<p>MyPagerAdapter adapter = new MyPagerAdapter(getSupportFragmentManager(), fragments);<\/p>\n<p>viewPager.setAdapter(adapter);<\/p>\n<p>&#8220;`<\/p>\n<p>\u5176\u4e2d\uff0cFragment1\u548cFragment2\u4ee3\u8868\u8981\u6dfb\u52a0\u7684Fragment\u3002<\/p>\n<p>\u4e09\u3001\u603b\u7ed3<\/p>\n<p>\u5728Android\u4e2d\uff0c\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u53ef\u4ee5\u4f7f\u7528\u591a\u4e2aActivity\u3001Fragment\u548cViewPager\u7b49\u65b9\u6cd5\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u5728\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u751f\u547d\u5468\u671f\u7684\u7ba1\u7406\uff0c\u4ee5\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728Android\u4e2d\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u662f\u975e\u5e38\u5e38\u89c1\u7684\u9700\u6c42\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u6784\u5efa\u66f4\u52a0\u590d\u6742\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728Android\u4e2d\u5b9e\u73b0\u591a\u9875\u9762\u8bbe\u8ba1\u3002\u4e00\u3001Activity\u5728And<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[16988,45133,1103,23138,3563],"class_list":["post-66014","post","type-post","status-publish","format-standard","hentry","category-appshangjia","tag-webexe","tag-android","tag-1103","tag-23138","tag-3563"],"_links":{"self":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/66014","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/comments?post=66014"}],"version-history":[{"count":1,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/66014\/revisions"}],"predecessor-version":[{"id":66060,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/66014\/revisions\/66060"}],"wp:attachment":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/media?parent=66014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/categories?post=66014"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/tags?post=66014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}