{"id":136346,"date":"2026-10-25T10:04:20","date_gmt":"2026-10-25T01:04:20","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=136346"},"modified":"2026-10-25T10:04:20","modified_gmt":"2026-10-25T01:04:20","slug":"microsoft-winui-reactor-clarification","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/microsoft-winui-reactor-clarification\/","title":{"rendered":"Microsoft\u3001\u300cWinUI\u306f\u7d42\u308f\u3089\u306a\u3044\u300d\u3068\u5f37\u8abf\u3002\u65b0UI\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30afReactor\u306e\u8aa4\u89e3\u3092\u5426\u5b9a"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2026\/10\/reactor-01-header-v2.webp\" alt=\"\" width=\"1280\" height=\"672\" class=\"aligncenter size-full wp-image-136347\" \/><\/p>\n<p>Microsoft\u306f\u73fe\u5728\u3001\u65b0\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u300c<a href=\"https:\/\/devblogs.microsoft.com\/ifdef-windows\/microsoft-ui-reactor-a-c-first-way-to-build-winui-apps\/\">Microsoft.UI.Reactor<\/a>\u300d\u306e\u958b\u767a\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4e00\u90e8\u306e\u958b\u767a\u8005\u306e\u9593\u3067\u306f\u300cWinUI\u3084XAML\u304c\u5ec3\u6b62\u3055\u308c\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u300d\u3068\u3044\u3046\u4e0d\u5b89\u304c\u5e83\u304c\u3063\u3066\u3044\u307e\u3059\u304c\u3001Microsoft\u306f\u3001WinUI\u3082XAML\u3082\u4eca\u5f8c\u3082\u7d99\u7d9a\u3057\u3066\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u958b\u767a\u3092\u7d9a\u3051\u308b\u65b9\u91dd\u3067\u3042\u308b\u3053\u3068\u3092\u660e\u78ba\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u4e0d\u5b89\u306e\u7406\u7531\u306f\u78ba\u304b\u306b\u3042\u3063\u305f<\/h2>\n<p>\u958b\u767a\u8005\u304c\u8b66\u6212\u3059\u308b\u306e\u306b\u306f\u78ba\u304b\u306a\u7406\u7531\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Microsoft\u306f\u904e\u53bb\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u5411\u3051\u6280\u8853\u306eSilverlight\u3092\u7d42\u4e86\u3057\u3001Windows\u30a2\u30d7\u30ea\u306e\u5c06\u6765\u3092\u62c5\u3046\u3068\u3055\u308c\u305fUWP(Universal Windows Platform)\u306b\u3064\u3044\u3066\u3082\u3001\u73fe\u5728\u306f\u4e8b\u5b9f\u4e0a\u65b0\u898f\u958b\u767a\u306e\u4e2d\u5fc3\u304b\u3089\u5916\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u305f\u3081\u3001\u65b0\u3057\u3044\u6280\u8853\u304c\u767b\u5834\u3059\u308b\u305f\u3073\u306b\u300c\u307e\u305f\u6570\u5e74\u5f8c\u306b\u6368\u3066\u3089\u308c\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u300d\u3068\u3044\u3046\u61f8\u5ff5\u304c\u751f\u307e\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u3002Microsoft\u306b\u306f\u3001Windows Subsystem for Android\u3084Project Astoria\u306a\u3069\u3001\u904e\u53bb\u306b\u5927\u304d\u304f\u671f\u5f85\u3055\u308c\u306a\u304c\u3089\u7d42\u4e86\u3057\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u3044\u304f\u3064\u3082\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n<h2>Microsoft\u306f\u300cWinUI\u3092\u6368\u3066\u306a\u3044\u300d\u3068\u5f37\u8abf<\/h2>\n<p>\u305d\u3082\u305d\u3082Reactor\u306f\u65b0\u3057\u3044UI\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u73fe\u5728\u306eWinUI\u30a2\u30d7\u30ea\u3067\u306f\u3001\u753b\u9762\u30ec\u30a4\u30a2\u30a6\u30c8\u3092XAML\u3067\u8a18\u8ff0\u3057\u3001\u30ed\u30b8\u30c3\u30af\u3092C#\u3067\u5b9f\u88c5\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u4e00\u65b9Reactor\u3067\u306f\u3001XAML\u3092\u66f8\u304b\u305a\u306bC#\u3060\u3051\u3067UI\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\u3082\u3068\u3082\u3068React\u3084SwiftUI\u3001Jetpack Compose\u3068\u3044\u3063\u305f\u30e2\u30c0\u30f3\u306aUI\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u6163\u308c\u305f\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u3001\u3088\u308a\u89aa\u3057\u307f\u3084\u3059\u3044\u958b\u767a\u30b9\u30bf\u30a4\u30eb\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u72d9\u3044\u3067\u3059\u3002<\/p>\n<pre>\r\n#:package Microsoft.UI.Reactor@0.1.0-preview.16\r\n#:property OutputType=WinExe\r\n#:property TargetFramework=net10.0-windows10.0.22621.0\r\n#:property UseWinUI=true\r\n\r\nusing Microsoft.UI.Reactor;\r\nusing Microsoft.UI.Reactor.Core;\r\nusing static Microsoft.UI.Reactor.Factories;\r\n\r\nReactorApp.Run<MyApp>(\"Hello Reactor\", width: 340, height: 200);\r\n\r\nclass MyApp : Component\r\n{\r\n    public override Element Render()\r\n    {\r\n        var (count, setCount) = UseState(0);\r\n\r\n        return VStack(\r\n            TitleBar(\"Hello Reactor\"),\r\n            VStack(12,\r\n                Heading($\"Count: {count}\"),\r\n                HStack(8,\r\n                    Button(\"-\", () => setCount(count - 1)),\r\n                    Button(\"+\", () => setCount(count + 1))\r\n                        .AccentButton()\r\n                )\r\n            ).Padding(24)\r\n        ).Backdrop(BackdropKind.Mica);\r\n    }\r\n}\r\n<\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2026\/10\/reactor-01-counter-v2.webp\" alt=\"\" width=\"492\" height=\"291\" class=\"aligncenter size-full wp-image-136348\" \/><\/p>\n<p>\u91cd\u8981\u306a\u306e\u306f\u3001Reactor\u3092\u4f7f\u3063\u3066\u3082\u88cf\u5074\u3067\u306f\u5f93\u6765\u306eWinUI\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u304c\u5229\u7528\u3055\u308c\u308b\u70b9\u3067\u3059\u3002\u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u3084\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d3\u30e5\u30fc\u306a\u3069\u306f\u5f15\u304d\u7d9a\u304dWinUI\u306e\u4ed5\u7d44\u307f\u304c\u4f7f\u308f\u308c\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u63cf\u753b\u30a8\u30f3\u30b8\u30f3\u3084\u5225\u306e\u30ec\u30f3\u30c0\u30e9\u30fc\u304c\u5c0e\u5165\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>Microsoft\u306f\u958b\u767a\u8005\u5411\u3051\u30d6\u30ed\u30b0\u3067\u3001\u300cWinUI\u304c\u57fa\u76e4\u3067\u3042\u308a\u3001XAML\u306f\u5f15\u304d\u7d9a\u304d\u7b2c\u4e00\u7d1a\u306e\u958b\u767a\u624b\u6cd5\u3067\u3042\u308b\u300d\u3068\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001Build 2026\u3067\u306f\u300c\u65b0\u3057\u3044UI\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f5c\u308b\u3064\u3082\u308a\u306f\u306a\u3044\u300d\u3068\u3082\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u300cWinUI 3\u300d\u3068\u3044\u3046\u540d\u79f0\u304b\u3089\u6570\u5b57\u3092\u5916\u3057\u3001\u5358\u306b\u300cWinUI\u300d\u3068\u547c\u3076\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3082\u3001\u5c06\u6765\u306e\u5927\u898f\u6a21\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3092\u5f85\u3064\u5fc5\u8981\u304c\u306a\u3044\u7d99\u7d9a\u7684\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u72d9\u3044\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>Microsoft\u306f\u3001\u300cReactor\u306fWinUI\u306e\u5f8c\u7d99\u3067\u306f\u306a\u304f\u3001WinUI\u3092\u3088\u308a\u66f8\u304d\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306e\u65b0\u3057\u3044\u958b\u767a\u30b9\u30bf\u30a4\u30eb\u300d\u3068\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u904e\u53bb\u306eSilverlight\u3084UWP\u306e\u7d4c\u7def\u304b\u3089\u304f\u308b\u958b\u767a\u8005\u306e\u4e0d\u4fe1\u611f\u304c\u6d88\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u5c11\u306a\u304f\u3068\u3082\u73fe\u6642\u70b9\u3067\u306fWinUI\u3082XAML\u3082\u7d99\u7d9a\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002Reactor\u306f\u3001Windows\u30cd\u30a4\u30c6\u30a3\u30d6\u30a2\u30d7\u30ea\u958b\u767a\u3092\u73fe\u4ee3\u7684\u306a\u66f8\u304d\u65b9\u306b\u8fd1\u3065\u3051\u3001Web\u30a2\u30d7\u30ea\u504f\u91cd\u306b\u306a\u308a\u3064\u3064\u3042\u3063\u305fWindows\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3092\u6d3b\u6027\u5316\u3059\u308b\u8a66\u307f\u3068\u3057\u3066\u6ce8\u76ee\u3055\u308c\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>[via <a href=\"https:\/\/www.windowslatest.com\/2026\/10\/25\/windows-11s-native-app-framework-isnt-being-killed-this-time-microsoft-promises-after-silverlight-and-uwp\/\">Windows Latest<\/a>]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft\u306f\u73fe\u5728\u3001\u65b0\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u300cMicrosoft.UI.Reactor\u300d\u306e\u958b\u767a\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002 \u4e00\u90e8\u306e\u958b\u767a\u8005\u306e\u9593\u3067\u306f\u300cWinUI\u3084XAML\u304c\u5ec3\u6b62\u3055\u308c\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u300d\u3068\u3044\u3046\u4e0d\u5b89\u304c\u5e83\u304c\u3063\u3066\u3044\u307e\u3059\u304c\u3001Micros [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":136347,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[75],"tags":[4908,4325],"class_list":["post-136346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-reactor","tag-winui"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/136346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=136346"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/136346\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/136347"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=136346"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=136346"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=136346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}