{"id":6556,"date":"2014-10-21T10:38:33","date_gmt":"2014-10-21T01:38:33","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/?p=6556"},"modified":"2014-10-21T01:39:35","modified_gmt":"2014-10-20T16:39:35","slug":"winrt-xelement-%e3%82%92%e4%bd%bf%e3%81%84-xaml-%e3%82%92%e6%a7%8b%e7%af%89%e3%81%97%e3%81%a6%e5%8b%95%e7%9a%84%e3%81%ab-xamlreader-load-%e3%81%a7%e8%aa%ad%e3%81%bf%e8%be%bc%e3%82%80%e6%8a%80","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/6556","title":{"rendered":"[WinRT] XElement \u3092\u4f7f\u3044 XAML \u3092\u69cb\u7bc9\u3057\u3066\u52d5\u7684\u306b XamlReader.Load \u3067\u8aad\u307f\u8fbc\u3080\u6280"},"content":{"rendered":"

Xamarin.Forms \u306b\u306f\u7121\u3044 XamlReader \u306a\u3093\u3067\u3059\u304c\u3001\u52d5\u7684\u306b XAML \u3092\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u7d50\u69cb\u4fbf\u5229\u3067\u3059\u3001\u3063\u3066\u8a71\u3092\u5c11\u3057\uff08\u307e\u3042\u3001XAML \u306e\u30d1\u30fc\u30b5\u30fc\u306f\u4f5c\u3063\u305f\u306e\u3067\u3001\u30ed\u30fc\u30c9\u3057\u3066\u3084\u308c\u3070\u3044\u3044\u3060\u3051\u306a\u3093\u3067\u3059\u3051\u3069\uff09\u3002<\/p>\n

XamlReader.Load \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u3068 XAML \u6587\u5b57\u5217\u3092\u52d5\u7684\u306b\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002XML \u3092\u4f5c\u308b\u3068\u304d\u306f\u5b9f\u306f Visual Basic \u304c\u4fbf\u5229\u306a\u3093\u3067\u3059\u3051\u3069\u3001\u4eca\u56de\u306f C# \u3067 XElement \u3092\u4f7f\u3063\u3066\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p>\n

XElement \u3067 XAML \u3092\u4f5c\u6210\u3059\u308b<\/h2>\n

\u3053\u3093\u306a\u98a8\u306b\u3001\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\uff08CheckBox\uff09\u3092\u7e26\u306b\u4e26\u3079\u305f\u753b\u9762\u3092\u4f5c\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u30a2\u30f3\u30b1\u30fc\u30c8\u30c4\u30af\u30ec\u30fc\u30eb\u304b\u3089\u81ea\u52d5\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u52d5\u7684\u306b\u4f5c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\r\nXElement CheckboxToXaml(ExElement el)\r\n{\r\n    string qtext = ((ExElement)(el * "td" % "class" == "qtext")).Value;\r\n    string qbody = ((ExElement)(el * "td" % "class" == "qbody")).Value;\r\n    var lst = el * "input" % "type" == "checkbox";\r\n\r\n    var panel = new XElement("StackPanel", new XAttribute("Grid.Row", "1"));\r\n    var hub = new XElement("HubSection",\r\n        new XAttribute("Width", "400"),\r\n        new XAttribute("Header", qtext),\r\n            new XElement("DataTemplate",\r\n                new XElement("Grid",\r\n                    new XElement("Grid.RowDefinitions",\r\n                    new XElement("RowDefinition", new XAttribute("Height", "50")),\r\n                    new XElement("RowDefinition", new XAttribute("Height", "*"))),\r\n                    new XElement("TextBlock",\r\n                        new XAttribute("Grid.Row", "0"),\r\n                        new XAttribute("FontSize", "16"),\r\n                        new XAttribute("TextWrapping", "NoWrap"),\r\n                        new XAttribute("Text", qbody)),\r\n                panel)));\r\n    foreach (var it in lst)\r\n    {\r\n        var node = it.Parent.XElement.NextNode as XText;\r\n        if (node != null)\r\n        {\r\n            string name = it.Parent % "name";\r\n            string value = it.Parent % "value";\r\n            string xname = name.Replace("[]","") + "-" + value;\r\n            _names[xname] = null;\r\n\r\n            var ee = new XElement("CheckBox",\r\n                new XAttribute("Content", node.Value),\r\n                new XAttribute("Name", xname));\r\n            panel.Add(ee);\r\n        }\r\n    }\r\n    return hub;\r\n}\r\n<\/pre>\n
\u307e\u3042\u3001\u5f8c\u304b\u3089\u6c17\u3065\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3053\u3093\u306a\u98a8\u306b\u3061\u307e\u3061\u307e\u3068 XAML \u3092\u66f8\u304f\u3050\u3089\u3044\u3060\u3063\u305f\u3089\u9069\u5f53\u306a\u30e6\u30fc\u30b6\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u3057\u3066\u3057\u307e\u3063\u305f\u307b\u3046\u304c\u3044\u3044\u3093\u3067\u3059\u3088\u306d\u3002ListView \u3092\u4f7f\u3063\u3066 CheckBox \u3092\u4e26\u3079\u308b\u3088\u3046\u306a\u30e6\u30fc\u30b6\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u4f5c\u3063\u3066\u3001\u30c7\u30fc\u30bf\u30d0\u30a4\u30f3\u30c9\u3092\u4f7f\u3048\u3070\u826f\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n
XElement \u3068 XAttribute \u3092\u4f7f\u3063\u3066\u66f8\u304d\u4e0b\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u305d\u308c\u305e\u308c\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u3082\u540c\u3058\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5b9f\u306f\u3001\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001\u3044\u3061\u3069 XAML \u3067\u66f8\u3044\u3066\u304b\u3089 XElement \u306b\u76f4\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3042\u305f\u308a\u3001Visual Basic \u306e\u5834\u5408\u306f\u30d2\u30a2\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u98a8\u306b XML \u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u30e1\u30ea\u30c3\u30c8\u306f\u5927\u304d\u3044\u306e\u3067\u3059\u304c…C# \u3060\u3068\u3044\u307e\u3044\u3061\u3067\u3059\u306d\u3002<\/p>\n
XmlReader \u3067\u6587\u5b57\u5217\u306e XAML \u3092\u30ed\u30fc\u30c9\u3055\u305b\u308b\u3002<\/h2>\n
\u3042\u3089\u304b\u3058\u3081\u30c7\u30b6\u30a4\u30f3\u4e0a\u306e HubSection \u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f5c\u3063\u3066\u304a\u3044\u3066\u3001\u6700\u521d\u3068\u6700\u5f8c\u306e\u307f\u6b8b\u3057\u3066\u3001\u305d\u306e\u4ed6\u306f\u3059\u308a\u66ff\u3048\u307e\u3059\u3002XamlReader.Load \u306b\u6e21\u3059 XML \u306e xmlns \u306f\u30b9\u30ad\u30fc\u30de\u3092\u8a2d\u5b9a\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u305d\u3046\u3082\u305d\u306e\u307e\u307e\u3067\u306f\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u306e\u3067 Replace \u3067\u9003\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30eb\u30fc\u30c8\u306e XDocument \u3092\u4f5c\u308b\u3068\u304d\u306b\u6307\u5b9a\u3059\u308c\u3070\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n
\r\n\/\/ \u6700\u521d\u3068\u6700\u5f8c\u3060\u3051\u6b8b\u3059\r\nvar sec0 = this.hub.Sections[0];\r\nvar sece = this.hub.Sections[this.hub.Sections.Count - 1];\r\nthis.hub.Sections.Clear();\r\nthis.hub.Sections.Add(sec0);\r\n\r\nforeach (var it in hubs)\r\n{\r\n    it.SetAttributeValue("ns", "http:\/\/schemas.microsoft.com\/winfx\/2006\/xaml\/presentation");\r\n    var xml = it.ToString(SaveOptions.None);\r\n    xml = xml.Replace("ns="http", "xmlns="http");\r\n    var sec = XamlReader.Load(xml) as HubSection;\r\n    this.hub.Sections.Add(sec);\r\n}\r\nthis.hub.Sections.Add(sece);\r\n<\/pre>\n
\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u540d\u524d\u3092\u691c\u7d22\u3059\u308b<\/h2>\n
\u5b9f\u306f XAML \u6587\u5b57\u5217\u3067\u6e21\u3059\u3068\u304d\u306b\u306f\u554f\u984c\u304c\u3042\u3063\u3066\u3001\u5185\u90e8\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u89e6\u308c\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u30af\u30e9\u30b9\u3067\u7d44\u307f\u5408\u308f\u305b\u305f\u3068\u304d\u306f\u9069\u5f53\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3066\u304a\u3051\u3070\u3088\u3044\u306e\u3067\u3059\u304c\u3001XAML \u6587\u5b57\u5217\u306e\u5834\u5408\u306f\u3001XamlReader.Load \u306e\u5f8c\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u3067\u304d\u308b\u306e\u3067\u3001Load \u3057\u305f\u5f8c\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u898b\u3064\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\n\u3053\u308c\u3092\u3069\u3046\u3059\u308b\u306e\u304b\uff1f\u3063\u3066\u306e\u304c\u8b0e\u306a\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f Name \u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u4f7f\u3048\u307e\u3059\u3002XAML \u3067\u6307\u5b9a\u3059\u308b\u3068\u304d\u306f x:Name \u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u7d50\u3073\u4ed8\u3051\u3092\u3059\u308b\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f FramworkElement \u306b Name \u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u3042\u308b\u306e\u3067\u3059\u3002\u3053\u3053\u306b\u540d\u524d\u3092\u4ed8\u3051\u3066\u304a\u3044\u3066\u3001Load \u5f8c\u306b\u691c\u7d22\u3092\u3057\u307e\u3059\u3002<\/p>\n
\r\n\/\/ \u753b\u9762\u3092\u66f4\u65b0\u3057\u3066 _names \u3092\u4f5c\u308b\r\nawait Task.Delay(1);\r\n\r\nvar names = new Dictionary<string, object>();\r\nforeach (var key in _names.Keys)\r\n{\r\n    var obj = FindByName(key, this);\r\n    names[key] = obj;\r\n}\r\n_names = names;\r\n<\/pre>\n
\u3044\u3061\u3069\u753b\u9762\u306b\u63cf\u753b\u3057\u3066\u3042\u3052\u3066\u304b\u3089\u3001Name \u3092\u691c\u7d22\u3057\u307e\u3059\u3002Storyboard \u306e\u3088\u3046\u306b\u63cf\u753b\u81ea\u4f53\u304c\u306a\u3044\u3082\u306e\u306f\u3069\u3046\u306a\u308b\u306e\u304b\u308f\u304b\u308a\u307e\u305b\u3093\u3002\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3068\u304d\u306b\u306f\u5fc5\u9808\u306a\u306e\u3067\u3001\u3053\u308c\u3082\u8abf\u3079\u3066\u304a\u304b\u306a\u3044\u3068\u3044\u3051\u307e\u305b\u3093\u306d\u3002<\/p>\n
FindByName \u30e1\u30bd\u30c3\u30c9\u306f\u81ea\u4f5c\u3057\u305f\u3082\u306e\u3067\u3059\u3002x:Name \u3092\u691c\u7d22\u3059\u308b\u3068\u304d\u306e FindName \u30e1\u30bd\u30c3\u30c9\u3068\u540c\u3058\u3067\u3059\u306d\u3002\u30d7\u30ec\u30ed\u30fc\u30c9\u3059\u308b XAML \u306e\u5834\u5408\u306f\u3001\u69cb\u7bc9\u3057\u306a\u304c\u3089 x:Name \u306b\u5bfe\u5fdc\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4fdd\u5b58\u3057\u3066\u3044\u304f\u306e\u3067\u9ad8\u901f\u306a\u306e\u3067\u3059\u304c\u3001\u3053\u3063\u3061\u306e\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u30c4\u30ea\u30fc\u3092\u63a2\u7d22\u3057\u3066\u3044\u304f\u306e\u3067\u3061\u3087\u3063\u3068\u9045\u3044\u3067\u3059\u3002\u3068\u306f\u3044\u3048\u3001\u753b\u9762\u306b\u8868\u793a\u3055\u308c\u308b\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u7a0b\u5ea6\u306a\u3089\u3070\u554f\u984c\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n
\r\nobject FindByName(string name, DependencyObject el , int indent = 0)\r\n{\r\n    string sp = &quot;&quot;;\r\n    for ( int i=0; i<indent; i++ ) sp += &quot; &quot;;\r\n    \/\/ Debug.WriteLine(sp + el.GetType().Name);\r\n    var fw = el as FrameworkElement;\r\n    if (fw != null)\r\n    {\r\n        if (fw.Name == name)\r\n        {\r\n            return fw;\r\n        }\r\n    }\r\n    int cnt = VisualTreeHelper.GetChildrenCount( el );\r\n    for (int i = 0; i < cnt; i++)\r\n    {\r\n        var child = VisualTreeHelper.GetChild(el, i);\r\n        var obj = FindByName(name, child, indent + 1);\r\n        if (obj != null)\r\n        {\r\n            return obj;\r\n        }\r\n    }\r\n    return null;\r\n}\r\n<\/pre>\n
\u305d\u3093\u306a\u8a33\u3067\u3001XamlReader.Load \u3092\u4f7f\u3063\u3066\u52d5\u7684\u306b XAML \u3092\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3050\u3089\u3044\u306a\u3089\u3070\u30e6\u30fc\u30b6\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u4f5c\u3063\u305f\u307b\u3046\u304c\u30c7\u30b6\u30a4\u30f3\u7684\u306b\u3082\u3088\u3044\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f RichTextBlock \u3092\u4f5c\u308b\u3068\u304d\u306b\u6709\u52b9\u306b\u50cd\u304d\u307e\u3059\u3002\u305d\u306e\u8a71\u306f\u307e\u305f\u5f8c\u65e5\u3002\u73fe\u5728\u5236\u4f5c\u4e2d\u306e\u300c\u3075\u3041\u307c\u4ed8\u7b8b\u300d\u30a2\u30d7\u30ea\u3067\u4f7f\u3063\u3066\u3044\u308b\u30c6\u30af\u30cb\u30c3\u30af\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Xamarin.Forms \u306b\u306f\u7121\u3044 XamlReader \u306a\u3093\u3067\u3059\u304c\u3001\u52d5\u7684\u306b XAML \u3092\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u7d50\u69cb\u4fbf\u5229\u3067\u3059\u3001\u3063\u3066\u8a71\u3092\u5c11\u3057\uff08\u307e\u3042\u3001XAML \u306e\u30d1\u30fc\u30b5\u30fc\u306f\u4f5c\u3063\u305f\u306e\u3067\u3001\u30ed\u30fc\u30c9\u3057\u3066\u3084\u308c\u3070\u3044\u3044\u3060\u3051\u306a\u3093\u3067\u3059\u3051 … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[23,52],"tags":[],"class_list":["post-6556","post","type-post","status-publish","format-standard","hentry","category-csharp","category-winrt"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/6556","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=6556"}],"version-history":[{"count":2,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/6556\/revisions"}],"predecessor-version":[{"id":6558,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/6556\/revisions\/6558"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=6556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=6556"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=6556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}