{"id":6460,"date":"2014-10-06T08:27:13","date_gmt":"2014-10-05T23:27:13","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/?p=6460"},"modified":"2014-10-06T09:29:31","modified_gmt":"2014-10-06T00:29:31","slug":"winrt-%e3%82%b9%e3%83%88%e3%82%a2%e3%82%a2%e3%83%97%e3%83%aa%e3%81%a7%e5%8b%95%e7%94%bb%e3%81%ae%e3%82%b5%e3%83%a0%e3%83%8d%e3%83%bc%e3%83%ab%e3%82%92%e5%8f%96%e5%be%97%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/6460","title":{"rendered":"[WinRT] \u30b9\u30c8\u30a2\u30a2\u30d7\u30ea\u3067\u52d5\u753b\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u5f97\u3059\u308b"},"content":{"rendered":"

\u6012\u6d9b\u306e GridView \u30b7\u30ea\u30fc\u30ba\u306e\u7d9a\u304d\u3067\u3059\u3002Kindle Launcher \u30cd\u30bf\u306f\u3072\u3068\u533a\u5207\u308a\u3064\u3044\u305f\u306e\u3067 MP4 Launcher \u3067\u4f7f\u3063\u3066\u3044\u308b\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d39\u4ecb\u3067\u3059\u3002\u3068\u3042\u308b\u7406\u7531\u3067\u3001MP4 \u30d5\u30a1\u30a4\u30eb\u304c\u305f\u304f\u3055\u3093\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3066\u3001Surface RT \u3084\u3089 PC \u3067\u305d\u308c\u3092\u89b3\u8cde\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u771f\u3063\u5148\u306b\u52d5\u304f\u306e\u306f\u30b9\u30c8\u30a2\u30a2\u30d7\u30ea\u306e\u300c\u30d3\u30c7\u30aa\u300d\u30a2\u30d7\u30ea\u306a\u3093\u3067\u3059\u304c\u3001\u3053\u306e\u30a2\u30d7\u30ea\u3001\u3044\u3061\u3044\u3061\u30d5\u30a9\u30eb\u30c0\u3092\u958b\u3044\u3066\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3057\u306b\u884c\u304b\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3057\u3001\u305d\u3082\u305d\u3082\u524d\u306e\u72b6\u614b\u3092\u899a\u3048\u3066\u304a\u3044\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3001\u30b7\u30ea\u30fc\u30ba\u3082\u306e\u3092\u9023\u7d9a\u3067\u89b3\u8cde\u3059\u308b\u306b\u306f\u975e\u5e38\u306b\u4e0d\u4fbf\u3067\u3059\u3002\u3044\u304d\u304a\u3044\u3001\u5f93\u6765\u306e Windows Media Player \u3092\u52d5\u304b\u3059\u3068\u3044\u3046\u624b\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u3001Surface \u306e\u3088\u3046\u306a\u30bf\u30d6\u30ec\u30c3\u30c8\u306e\u5834\u5408\u3001\u97f3\u91cf\u306e\u8abf\u7bc0\u3068\u304b\u300c\u6a19\u6e96\u30d3\u30c7\u30aa\u300d\u306e\u307b\u3046\u304c\u3084\u308a\u3084\u3059\u3044\u3093\u3067\u3059\u3088\u306d\u3002<\/p>\n

\u4ee5\u524d\u3001\u30b7\u30ea\u30fc\u30ba\u6bce\u306e\u30b9\u30c8\u30a2\u30a2\u30d7\u30ea\u3092\u4f5c\u3063\u3066\u307f\u305f\u3082\u306e\u306e\u3001\u30b7\u30ea\u30fc\u30ba\u6bce\u306b\u81ea\u4f5c\u3057\u306a\u304f\u3066\u306f\u3044\u3051\u306a\u304f\u3066\u9014\u4e2d\u3067\u9762\u5012\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u3067\u3001Kindle Launcher \u3068\u540c\u3058\u3088\u3046\u306b\u30b9\u30bf\u30fc\u30c8\u753b\u9762\u306b\u30d4\u30f3\u7559\u3081\u3059\u308c\u3070\u826f\u3044\u306e\u3067\u306f\uff1f\u3068\u601d\u3063\u3066\u52e2\u3044\u3067\u4f5c\u3063\u305f\u306e\u304c MP4 Launcher \u3067\u3059\u3002
\nKindle Launcher \u306e\u5834\u5408\u306f\u3001\u6f2b\u753b\u306e\u8868\u7d19\u3092\u30bf\u30a4\u30eb\u306b\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u8868\u7d19\u305d\u306e\u3082\u306e\u304c png \u3042\u308b\u3044\u306f jpeg \u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u306e\u3067\u6bd4\u8f03\u7684\u7c21\u5358\u3067\u3059\u3002\u30d3\u30c7\u30aa\u30d5\u30a1\u30a4\u30eb\u306e\u5834\u5408\u306f\u3069\u3046\u3059\u308b\u306e\u304b\u3001\u3068\u60a9\u3080\u3068\u3053\u308d\u306a\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f WinRT \u306b\u306f\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u5f97\u3067\u304d\u308b\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

<\/a><\/p>\n

\u30d5\u30a1\u30a4\u30eb\u30d4\u30c3\u30ab\u30fc\u3092\u4f7f\u3046\u3068\u3001mp4 \u306e\u3088\u3046\u306a\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u306f\u30b5\u30e0\u30cd\u30fc\u30eb\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u3067\u306a\u304f
\n\u30d4\u30af\u30c1\u30e3\u30d5\u30a1\u30a4\u30eb\u306a\u3069\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u3082\u53d6\u308c\u305f\u308a\u3059\u308b\u306e\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u52d5\u753b\u3092\u5bfe\u8c61\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u6a5f\u80fd\u3092\u305d\u306e\u307e\u307e\u3001\u81ea\u4f5c\u30a2\u30d7\u30ea\u306b\u6301\u3063\u3066\u3053\u308c\u308b\u3068\u3044\u3044\u3067\u3059\u3088\u306d\u3002<\/p>\n

<\/a><\/p>\n

\u81ea\u4f5c\u30a2\u30d7\u30ea\u5185\u306e GridView \u306b\u8868\u793a\u3055\u305b\u308b\u3068\u3053\u3093\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30bb\u30eb\u306b\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u8868\u793a\u3055\u305b\u3066\u3044\u307e\u3059\u3002\u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\u306f\u3001\u81ea\u52d5\u3067\u4f5c\u6210\u3055\u308c\u308b\u3089\u3057\u304f\u52d5\u753b\u306e\u4f4d\u7f6e\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\uff08\u3068\u601d\u3044\u307e\u3059\uff09\u3002\u306a\u306e\u3067\u3001\u6642\u306b\u306f\u540c\u3058\u753b\u50cf\u3070\u3063\u304b\u308a\u304c\u4e26\u3076\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u5927\u62b5\u306e\u5834\u5408\u306f\u9055\u3046\u753b\u50cf\u304c\u4e26\u3073\u307e\u3059\u3002<\/p>\n

\u30d5\u30a9\u30eb\u30c0\u3092\u958b\u304f\u30d4\u30c3\u30ab\u30fc\u3092\u4f7f\u3046<\/h2>\n

\u307e\u305a\u306f\u3001\u52d5\u753b\u306e\u5165\u3063\u3066\u3044\u308b\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u6307\u5b9a\u3067\u3082\u3044\u3044\u306e\u3067\u3059\u304c\u3001\u5927\u62b5\u306f\u30b7\u30ea\u30fc\u30ba\u3082\u306e\u304c\u3072\u3068\u3064\u306e\u30d5\u30a9\u30eb\u30c0\u306b\u307e\u3068\u3081\u3066\u3042\u308b\uff08\u3068\u601d\u308f\u308c\u308b\uff09\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3057\u3066\u8cb0\u3044\u307e\u3059\u3002<\/p>\n

\r\nprivate async void OnButtonItemSearch(object sender, RoutedEventArgs e)\r\n{\r\n    var picker = new FolderPicker();\r\n    picker.CommitButtonText = "\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3059\u308b";\r\n    picker.ViewMode = PickerViewMode.Thumbnail;\r\n    picker.SuggestedStartLocation = PickerLocationId.VideosLibrary;\r\n    picker.FileTypeFilter.Add(".mp4");\r\n\r\n    var folder = await picker.PickSingleFolderAsync();\r\n<\/pre>\n
PickerViewMode \u306b\u306f\u3001\u30ea\u30b9\u30c8\u5f62\u5f0f\uff08List\uff09\u3068\u30b5\u30e0\u30cd\u30fc\u30eb\u5f62\u5f0f\uff08Thumbnail\uff09\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f Thumbnail \u3092\u6307\u5b9a\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u3053\u306e\u3042\u305f\u308a\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3059\u308b\u3068\u304d\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n
\u30d5\u30a9\u30eb\u30c0\u5185\u306e\u52d5\u753b\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u5f97\u3059\u308b<\/h2>\n
\u30d4\u30c3\u30ab\u30fc\u3067\u53d6\u308c\u305f\u30d5\u30a9\u30eb\u30c0\u3092\u81ea\u524d\u306e\u30ea\u30b9\u30c8\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u30ea\u30b9\u30c8\u306f ViewModel \u30b9\u30bf\u30a4\u30eb\u306b\u3057\u3066\u3001GridView \u306b\u30d0\u30a4\u30f3\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\r\npublic class VideoList : ObservableCollection<Video> { }\r\npublic class Video : BindableBase\r\n{\r\n    \/\/\/ <summary>\r\n    \/\/\/ \u30bf\u30a4\u30c8\u30eb\r\n    \/\/\/ <\/summary>\r\n    private string _Title;\r\n    public string Title\r\n    {\r\n        get { return _Title; }\r\n        set { this.SetProperty(ref this._Title, value); }\r\n    }\r\n    \/\/\/ <summary>\r\n    \/\/\/ \u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\r\n    \/\/\/ <\/summary>\r\n    private string _Path;\r\n    public string Path\r\n    {\r\n        get { return _Path; }\r\n        set { this.SetProperty(ref this._Path, value); }\r\n    }\r\n    \/\/\/ <summary>\r\n    \/\/\/ \u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\r\n    \/\/\/ <\/summary>\r\n    private Windows.Storage.FileProperties.StorageItemThumbnail _Thum;\r\n    public Windows.Storage.FileProperties.StorageItemThumbnail Thum\r\n    {\r\n        get { return _Thum; }\r\n        set { this.SetProperty(ref this._Thum, value); }\r\n    }\r\n    \/\/\/ <summary>\r\n    \/\/\/ \u30b5\u30e0\u30cd\u30fc\u30eb\u306eBitmap\r\n    \/\/\/ <\/summary>\r\n    private ImageSource _IconImage;\r\n    public ImageSource IconImage\r\n    {\r\n        get { return _IconImage; }\r\n        set { this.SetProperty(ref this._IconImage, value); }\r\n    }\r\n    \/\/\/ <summary>\r\n    \/\/\/ \u30b5\u30e0\u30cd\u30fc\u30eb\u306e\u4fdd\u5b58\u30d1\u30b9\u540d\r\n    \/\/\/ <\/summary>\r\n    private string _IconUrl;\r\n    public string IconUrl\r\n    {\r\n        get { return _IconUrl; }\r\n        set { this.SetProperty(ref this._IconUrl, value); }\r\n    }\r\n}\r\n<\/pre>\n
\u3061\u3087\u3063\u3068\u3001\u3084\u3084\u3053\u3057\u3044\u3067\u3059\u304c\u3001\u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\uff08Thum\uff09\u3068\u30b5\u30e0\u30cd\u30fc\u30eb\u306e\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\uff08IconImage\uff09\u3092\u5225\u306b\u7528\u610f\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u30d3\u30c3\u30c8\u30de\u30c3\u30d7\u306e\u307b\u3046\u306f Image \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u30d0\u30a4\u30f3\u30c9\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b\u306e\u306f\u3001\u30b9\u30bf\u30fc\u30c8\u753b\u9762\u306b\u30d4\u30f3\u7559\u3081\u3059\u308b\u305f\u3081\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u306b\u30d5\u30a1\u30a4\u30eb\u4fdd\u5b58\u3092\u3059\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n
XAML \u81ea\u4f53\u306f\u3001\u3053\u3093\u306a\u98a8\u306b\u306a\u308a\u307e\u3059\u3002Image \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b Source=”{Binding IconImage}” \u3067\u30d0\u30a4\u30f3\u30c9\u3067\u3059\u306d\u3002\u3053\u308c\u3068 Video \u30af\u30e9\u30b9\u306e IconImage \u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u7d50\u3073\u3064\u304d\u307e\u3059\u3002<\/p>\n
\r\n<GridView\r\n    Grid.Column=&quot;1&quot; Grid.Row=&quot;1&quot;\r\n    x:Name=&quot;itemGridView&quot;\r\n    TabIndex=&quot;1&quot;\r\n    Padding=&quot;10&quot;\r\n    SelectionMode=&quot;{Binding SelectMode}&quot;\r\n    ItemsSource=&quot;{Binding Items}&quot;\r\n    IsSwipeEnabled=&quot;false&quot;\r\n    Tapped=&quot;itemGridView_Tapped&quot;>\r\n    <GridView.ItemTemplate>\r\n        <DataTemplate>\r\n            <Grid HorizontalAlignment=&quot;Left&quot; Width=&quot;250&quot; Height=&quot;250&quot;>\r\n                <Border Background=&quot;{StaticResource ListViewItemPlaceholderBackgroundThemeBrush}&quot;>\r\n                    <Image Source=&quot;{Binding IconImage}&quot; Stretch=&quot;UniformToFill&quot; \/>\r\n                <\/Border>\r\n                <StackPanel VerticalAlignment=&quot;Bottom&quot; Orientation=&quot;Vertical&quot;\r\n                    Background=&quot;{StaticResource ListViewItemOverlayBackgroundThemeBrush}&quot;>\r\n                    <TextBlock Text=&quot;{Binding Title}&quot;\r\n                        Foreground=&quot;{StaticResource ListViewItemOverlayForegroundThemeBrush}&quot;\r\n                        Height=&quot;30&quot; Margin=&quot;3&quot;\r\n                        TextWrapping=&quot;NoWrap&quot;\/>\r\n                <\/StackPanel>\r\n            <\/Grid>\r\n        <\/DataTemplate>\r\n    <\/GridView.ItemTemplate>\r\n<\/GridView>\r\n<\/pre>\n
\u30d5\u30a9\u30eb\u30c0\u306e\u30d4\u30c3\u30ab\u30fc\u3067\u62fe\u3048\u308b\u306e\u306f\u3001StorageFolder \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306a\u306e\u3067\u3001\u3053\u306e\u4e2d\u306e\u3075\u3041\u3044\u308b\u304b\u3089\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n
\r\nasync void OpenFolder(StorageFolder folder)\r\n{\r\n    if (folder == null) return;\r\n    vm.FolderPath = folder.Path;\r\n    vm.FolderName = folder.Name;\r\n    \/\/ \u62e1\u5f35\u5b50 *.mp4 \u306e\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3059\r\n    var lst = await folder.GetFilesAsync();\r\n    var items = lst.Where(x =>\r\n    {\r\n        switch (System.IO.Path.GetExtension(x.Name))\r\n        {\r\n            case &quot;.mp4&quot;:\r\n                return true;\r\n            default:\r\n                return false;\r\n        }\r\n    })\r\n        .Select(async x =>\r\n        {\r\n            var thum = await x.GetThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode.VideosView);\r\n            var bmp = new BitmapImage();\r\n            bmp.SetSource(thum);\r\n            return new Video()\r\n            {\r\n                Title = x.DisplayName,\r\n                Path = x.Path,\r\n                Thum = thum,\r\n                IconUrl = x.Name + &quot;.png&quot;,\r\n                IconImage = bmp,\r\n            };\r\n        }\r\n    );\r\n    vm.Items.Clear();\r\n    foreach (var it in items)\r\n    {\r\n        vm.Items.Add(await it);\r\n    }\r\n}\r\n<\/pre>\n
    \n
  1. GetFilesAsync \u30af\u30e9\u30b9\u3067\u30d5\u30a9\u30eb\u30c0\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u7d22<\/li>\n
  2. LINQ \u306e Where \u30e1\u30bd\u30c3\u30c9\u3067\u62e1\u5f35\u5b50 .mp4 \u3092\u62fe\u3044\u51fa\u3059\uff08switch \u306b\u306a\u3063\u3066\u3044\u308b\u306e\u306f\u3001.mpeg \u306a\u3069\u3082\u8abf\u3079\u3089\u308c\u308b\u3088\u3046\u306b\u4fee\u6b63\u3057\u305f\u540d\u6b8b\u3067\u3059\uff09\u3002<\/li>\n
  3. Select \u30e1\u30bd\u30c3\u30c9\u3067 Video \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<\/ol>\n
    \u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\u306f\u3001GetThumbnailAsync \u30e1\u30bd\u30c3\u30c9\u3067\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3092 Image \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u6e21\u305b\u308b BitmapImage \u306b\u76f4\u3059\u305f\u3081\u306b\u306f\u3001\u305d\u306e\u307e\u307e SetSource \u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u305b\u3070 ok \u3067\u3059\u3002BitmapImage \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f GC \u3067\u4e0d\u8981\u306b\u306a\u3063\u305f\u3089\u89e3\u653e\u3055\u308c\u307e\u3059\u3002\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u81ea\u524d\u306e GridView \u306b\u8868\u793a\u3057\u3066\u3044\u308b\u9593\u3001\u4fdd\u6301\u3057\u3066\u304a\u3051\u3070\u3088\u3044\u308f\u3051\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001ViewModel \u306b\u3042\u305f\u308b VideoList \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u30ad\u30fc\u30d7\u3055\u308c\u308b\u9593\u3001\u4fdd\u6301\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
    \u3053\u308c\u3067\u5148\u307b\u3069\u306e\u81ea\u524d\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u8868\u793a\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u30b5\u30e0\u30cd\u30fc\u30eb\u81ea\u4f53\u3092\u52a0\u5de5\u305b\u305a\u306b\u8868\u793a\u3055\u305b\u3066\u3044\u307e\u3059\u304c\u3001\u3061\u3087\u3063\u3068\u624b\u9593\u3092\u304b\u3051\u308c\u3070\u52a0\u5de5\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002BitmapImage \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u305d\u306e\u307e\u307e\u3067\u306f\u52a0\u5de5\u3067\u304d\u306a\u3044\u306e\u3067\u3001WritableBitmap \u306b\u5909\u63db\u3059\u308b\u304b\u3001DirectX \u3092\u4f7f\u3044\u307e\u3059\u3002C# \u304b\u3089\u76f4\u63a5 DirectX \u3092\u4f7f\u3046\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u306e\u3067 Win2D\uff08NuGet \u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\uff09\u3092\u4f7f\u3046\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002Win2D \u3067\u306e\u52a0\u5de5\u306f\u4eca\u5ea6\u3084\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
    \u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u306b\u4fdd\u5b58\u3059\u308b<\/h2>\n
    Kindle Launcher \u306e\u3088\u3046\u306b\u3001\u52d5\u753b\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u753b\u50cf\u3092\u4f7f\u3063\u3066\u30b9\u30bf\u30fc\u30c8\u753b\u9762\u306b\u30d4\u30f3\u7559\u3081\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u30bf\u30a4\u30eb\u306b\u8868\u793a\u3055\u305b\u308b\u753b\u50cf\u306f\u30ea\u30bd\u30fc\u30b9\u304b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u5185\u3068\u6c7a\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u30a2\u30d7\u30ea\u30c7\u30fc\u30bf\u306b\u30e6\u30cb\u30fc\u30af\u306a\u540d\u524d\u306b\u306a\u308b\u3088\u3046\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u305d\u306e\u307e\u307e\u4f7f\u3063\u3066\u3082\u3088\u3044\u306e\u3067\u3059\u304c\u3001\u30bb\u30ab\u30f3\u30c0\u30ea\u30bf\u30a4\u30eb\u306e TileID \u3068\u3057\u3066\u4f7f\u3044\u305f\u3044\u306e\u3067\u3001\u540d\u524d\u3092\u30e6\u30cb\u30fc\u30af\u306b\u306a\u308b\u3088\u3046\u306b\u5909\u63db\u3057\u307e\u3059\u3002TileID \u306b\u306f\u300c(\u300d\u306a\u3069\u306e\u7279\u6b8a\u306a\u8a18\u53f7\u304c\u4f7f\u3048\u306a\u3044\u306e\u3067\u3001\u3053\u306e\u65b9\u6cd5\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
    \r\nprivate string toMD5(string s)\r\n{\r\n    \/\/\u6587\u5b57\u5217\u3092byte\u578b\u914d\u5217\u306b\u5909\u63db\u3059\u308b\r\n    byte[] data = System.Text.Encoding.UTF8.GetBytes(s);\r\n\r\n    \/\/MD5CryptoServiceProvider\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\r\n    var md5 = HashAlgorithmProvider.OpenAlgorithm(HashAlgorithmNames.Md5);\r\n    BinaryStringEncoding encoding = BinaryStringEncoding.Utf8;\r\n    var buff = CryptographicBuffer.ConvertStringToBinary(s, encoding);\r\n    var hash = md5.CreateHash();\r\n    hash.Append(buff);\r\n    var dest = hash.GetValueAndReset();\r\n    string signature = CryptographicBuffer.EncodeToHexString(dest);\r\n    return signature;\r\n}\r\n\r\nprivate async System.Threading.Tasks.Task<bool> CreateSecondaryTileAsync(Video item)\r\n{\r\n    string tileId = &quot;MP4-&quot; + toMD5(item.Title);\r\n    var tile = new Windows.UI.StartScreen.SecondaryTile()\r\n    {\r\n        TileId = tileId,\r\n        DisplayName = item.Title,\r\n        Arguments = toMD5(item.Title),\r\n        RoamingEnabled = true,\r\n    };\r\n    tile.VisualElements.ForegroundText = Windows.UI.StartScreen.ForegroundText.Light;\r\n    tile.VisualElements.ShowNameOnSquare150x150Logo = true;\r\n\r\n    \/\/ \u30a2\u30d7\u30ea\u30ed\u30fc\u30ab\u30eb\u306b\u4fdd\u5b58\r\n    var stt = item.Thum.GetInputStreamAt(0);\r\n    byte[] data = new byte[item.Thum.Size];\r\n    var st = stt.AsStreamForRead();\r\n    st.Read(data, 0, data.Length);\r\n    var folder = Windows.Storage.ApplicationData.Current.LocalFolder;\r\n    var path = toMD5(item.Title) + &quot;.jpg&quot;;\r\n    try\r\n    {\r\n        var file = await folder.CreateFileAsync(path);\r\n        using (var sw = await file.OpenStreamForWriteAsync())\r\n        {\r\n            sw.Write(data, 0, data.Length);\r\n            sw.Flush();\r\n        }\r\n    }\r\n    catch\r\n    {\r\n        \/\/ \u540c\u540d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u305d\u306e\u307e\u307e\u4f7f\u3046\r\n    }\r\n    \/\/ \u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306bmp4\u306e\u30d1\u30b9\u3092\u4fdd\u5b58\r\n    var path2 = toMD5(item.Title) + &quot;.txt&quot;;\r\n    try\r\n    {\r\n        var file = await folder.CreateFileAsync(path2);\r\n        using (var sw = await file.OpenStreamForWriteAsync())\r\n        {\r\n            var data2 = System.Text.Encoding.UTF8.GetBytes(item.Path);\r\n            sw.Write(data2, 0, data2.Length);\r\n            sw.Flush();\r\n        }\r\n    }\r\n    catch\r\n    {\r\n        \/\/ \u540c\u540d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u305d\u306e\u307e\u307e\u4f7f\u3046\r\n\r\n    }\r\n    tile.VisualElements.Square150x150Logo = new Uri(&quot;ms-appdata:\/\/\/local\/&quot; + path);\r\n    tile.VisualElements.Square30x30Logo = new Uri(&quot;ms-appdata:\/\/\/local\/&quot; + path);\r\n\r\n    return await tile.RequestCreateForSelectionAsync(GetElementRect(this.btnMakeTile));\r\n}\r\n\r\npublic static Rect GetElementRect(FrameworkElement element)\r\n{\r\n    GeneralTransform buttonTransform = element.TransformToVisual(null);\r\n    Point point = buttonTransform.TransformPoint(new Point());\r\n    return new Rect(point, new Size(element.ActualWidth, element.ActualHeight));\r\n}\r\n<\/pre>\n
    \u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u5f97\u3057\u305f\u3068\u304d\u306e Thum \u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u5024\u3092\u4f7f\u3044\u307e\u3059\u3002StorageFile \u30af\u30e9\u30b9\u306e GetInputStreamAt \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u5148\u982d\u4f4d\u7f6e\u304b\u3089\u306e\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002byte[] \u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\u3001System.IO.MemoryStream \u3092\u4f7f\u3063\u3066\u3082\u3088\u3044\u3067\u3057\u3087\u3046\u3002\u3053\u306e\u3042\u305f\u308a\u306f\u5b9a\u756a\u306e\u51e6\u7406\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
    \u305f\u307e\u305f\u307e\u30b5\u30e0\u30cd\u30fc\u30eb\u306e\u4f4d\u7f6e\u304c\u540c\u3058\u5834\u5408\u306b\u306f\u540c\u3058\u753b\u50cf\u304c\u4e26\u3093\u3067\u3057\u307e\u3046\u306e\u3068\u3001\u30bf\u30a4\u30c8\u30eb\u3067\u8868\u793a\u3059\u308b\u3068\u304d\u306b\u6587\u5b57\u304c\u8aad\u307f\u8f9b\u304f\u306a\u308b\u3068\u3044\u3046\u96e3\u70b9\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u3072\u3068\u307e\u305a\u30b9\u30bf\u30fc\u30c8\u753b\u9762\u306b\u753b\u50cf\u4ed8\u304d\u306e\u30bf\u30a4\u30eb\u304c\u3067\u304d\u307e\u3059\u3002\u81ea\u524d\u306e\u30ea\u30b9\u30c8\u306b\u3082\u753b\u50cf\u4ed8\u304d\u306e\u30ea\u30b9\u30c8\u304c\u3067\u3044\u308b\u306e\u3067\u3001\u7d50\u69cb\u898b\u6804\u3048\u304c\u3088\u304f\u306a\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n
    \u30b5\u30e0\u30cd\u30fc\u30eb\u4fdd\u5b58\u6642\u306b\u9045\u5ef6\u304c\u767a\u751f\u3059\u308b<\/h2>\n
    \u30d5\u30a1\u30a4\u30eb\u30d4\u30c3\u30ab\u30fc\u3082\u305d\u3046\u306a\u306e\u3067\u3059\u304c\u3001\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u8868\u793a\u3059\u308b\u3068\u304d\u306b\u9045\u5ef6\u304c\u767a\u751f\u3057\u307e\u3059\u3002await\/async \u3092\u4f7f\u3063\u3066\u30d0\u30a4\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u3044\u308b\u305b\u3044\u306a\u306e\u3067\u3059\u304c\u3001\u3061\u3087\u3063\u3068\u9762\u767d\u3044\/\u56f0\u3063\u305f\u73fe\u8c61\u304c\u51fa\u307e\u3059\u3002ViewModel \u3067\u30d0\u30a4\u30f3\u30c9\u3092\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u30b5\u30e0\u30cd\u30fc\u30eb\u306e\u753b\u50cf\u304c\u53d6\u5f97\u3067\u304d\u305f\u3068\u304d\u306b\u753b\u9762\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u64cd\u4f5c\u81ea\u4f53\u304c\u30d1\u30e9\u30ec\u30eb\u3067\u884c\u308f\u308c\u308b\u305f\u3081\u304b\u3001\u6b21\u306e\u3088\u3046\u306b\u305f\u304f\u3055\u3093\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u306e\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3057\u305f\u3068\u304d\u306b\u554f\u984c\u304c\u51fa\u307e\u3059\u3002<\/p>\n
      \n
    1. \u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u304c\u305f\u304f\u3055\u3093\u3042\u308b\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3059\u308b\u3002<\/li>\n
    2. \u30b5\u30e0\u30cd\u30fc\u30eb\u304c\u9806\u3005\u306b\u8868\u793a\u3055\u308c\u308b\u3002<\/li>\n
    3. \u8868\u793a\u306e\u9014\u4e2d\u3067\u3001\u5225\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u9078\u629e\u3059\u308b\u3002<\/li>\n
    4. \u5225\u306e\u30d5\u30a9\u30eb\u30c0\u3092\u6307\u5b9a\u3057\u305f\u304c\u3001\u524d\u306e\u30d5\u30a9\u30eb\u30c0\u306e\u30b5\u30e0\u30cd\u30fc\u30eb\u304c\u3044\u304f\u3064\u304b\u8868\u793a\u3055\u308c\u308b\u3002<\/li>\n<\/ol>\n
      4 \u306e\u3088\u3046\u306b\u3001\u307e\u3060\u30b5\u30e0\u30cd\u30fc\u30eb\u3092\u53d6\u5f97\u3057\u304d\u3063\u3066\u3044\u306a\u3044\u30bb\u30eb\u304c GridView \u306b\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30b5\u30e0\u30cd\u30fc\u30eb\u306e\u9045\u5ef6\u51e6\u7406\u306e\u305f\u3081\u306e\u5bfe\u7b56\u304c\u3001\u5148\u306b\u30b3\u30fc\u30c9\u306b\u4e0d\u5341\u5206\u3068\u601d\u308f\u308c\u308b\u306e\u3067\u3001\u4f55\u304b\u5bfe\u51e6\u304c\u5fc5\u8981\u3067\u3059\u3088\u306d\u3002\u307e\u3042\u3001\u3053\u306e\u3042\u305f\u308a\u304c ViewModel \u3068\u9045\u5ef6\u51e6\u7406\uff08\u3042\u308b\u3044\u306f\u91cd\u305f\u3044\u51e6\u7406\uff09\u306e\u5f0a\u5bb3\u3063\u3066\u3068\u3053\u308d\u306a\u3093\u3067\u3059\u3002\u3053\u306e\u8a71\u306f\u307e\u305f\u5225\u9014\u3002<\/p>\n
       <\/p>\n","protected":false},"excerpt":{"rendered":"
      \u6012\u6d9b\u306e GridView \u30b7\u30ea\u30fc\u30ba\u306e\u7d9a\u304d\u3067\u3059\u3002Kindle Launcher \u30cd\u30bf\u306f\u3072\u3068\u533a\u5207\u308a\u3064\u3044\u305f\u306e\u3067 MP4 Launcher \u3067\u4f7f\u3063\u3066\u3044\u308b\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d39\u4ecb\u3067\u3059\u3002\u3068\u3042\u308b\u7406\u7531\u3067\u3001MP4 \u30d5\u30a1\u30a4\u30eb\u304c\u305f\u304f\u3055\u3093\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3066 … \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-6460","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\/6460","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=6460"}],"version-history":[{"count":5,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/6460\/revisions"}],"predecessor-version":[{"id":6465,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/6460\/revisions\/6465"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=6460"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=6460"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=6460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}