{"id":202,"date":"2024-01-01T15:53:32","date_gmt":"2024-01-01T07:53:32","guid":{"rendered":"https:\/\/www.jishuge.cn\/?p=202"},"modified":"2024-01-01T15:53:32","modified_gmt":"2024-01-01T07:53:32","slug":"%e7%9b%91%e5%90%acviewmodel%e4%b8%ad%e7%9a%84livedata%e6%95%b0%e6%8d%ae%e6%8f%90%e7%a4%balive-data-observe-in-compose%e3%80%82","status":"publish","type":"post","link":"https:\/\/blog.jishuge.cn\/?p=202","title":{"rendered":"\u76d1\u542cViewModel\u4e2d\u7684LiveData\u6570\u636e\u63d0\u793aLive data observe in compose\u3002"},"content":{"rendered":"\n<p>\u539f\u56e0\u662f\u56e0\u4e3a\u6211\u4eec\u7684\u4f9d\u8d56\u6ca1\u6709\u5f15\u5165\uff0c\u53ea\u8981\u5f15\u5165\u4f9d\u8d56\u5c31\u53ef\u4ee5\u89e3\u51b3\u8be5\u95ee\u9898\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"groovy\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">implementation(\"androidx.compose.runtime:runtime-livedata:1.5.4\")<\/pre>\n\n\n\n<p>\u7136\u540e\u5728Activity\u6216\u8005Compose\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"kotlin\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">var titleValue: String by remember {\n\tmutableStateOf(myModel.titleValue.value ?: \"\")\n}\n\nmyModel.titleValue.observeAsState().value?.let { newData ->\n\ttitleValue= newData\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u56e0\u662f\u56e0\u4e3a\u6211\u4eec\u7684\u4f9d\u8d56\u6ca1\u6709\u5f15\u5165\uff0c\u53ea\u8981\u5f15\u5165\u4f9d\u8d56\u5c31\u53ef\u4ee5\u89e3\u51b3\u8be5\u95ee\u9898\uff1a \u7136\u540e\u5728Activity\u6216\u8005Compose\u4e2d\u4f7f\u7528\u3002<\/p>\n","protected":false},"author":1,"featured_media":159,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,23],"tags":[],"class_list":["post-202","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-android","category-kotlin"],"_links":{"self":[{"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/posts\/202","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=202"}],"version-history":[{"count":1,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/posts\/202\/revisions"}],"predecessor-version":[{"id":203,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/posts\/202\/revisions\/203"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=\/wp\/v2\/media\/159"}],"wp:attachment":[{"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=202"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.jishuge.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}