public async Task HostToIp(string hostname, Windows.UI.Xaml.Controls.ListView output)
{
HostName host = new HostName(hostname);
var eps = await DatagramSocket.GetEndpointPairsAsync(host, "80");
foreach (EndpointPair ep in eps)
{
string result = ep.RemoteHostName.ToString();
//output.Items.Clear();
output.Items.Add(result);
}
}
private void SuggestionsList_SelectionChanged(object sender, Windows.UI.Xaml.Controls.SelectionChangedEventArgs e)
{
Windows.UI.Xaml.Controls.ListView listview = (Windows.UI.Xaml.Controls.ListView)sender;
_viewModel.Results.SelectedItem = (ResultViewModel)listview.SelectedItem;
if (e.AddedItems.Count > 0 && e.AddedItems[0] != null)
{
listview.ScrollIntoView(e.AddedItems[0]);
}
// To populate the AutoCompleteTextBox as soon as the selection is changed or set.
// Setting it here instead of when the text is changed as there is a delay in executing the query and populating the result
SearchBox.AutoCompleteTextBlock.Text = ListView_FirstItem(_viewModel.QueryText);
}
private void OnStackPanelChanged(object sender, EventArgs e)
{
WindowsXamlHost wxh = (WindowsXamlHost)sender;
Windows.UI.Xaml.Controls.StackPanel stackPanel = wxh.Child as Windows.UI.Xaml.Controls.StackPanel;
if (stackPanel != null)
{
list = new Windows.UI.Xaml.Controls.ListView();
list.Items.Add("One");
list.Items.Add("Two");
list.Items.Add("Three");
stackPanel.Children.Add(list);
}
}
/// <summary>
/// 印刷ダイアログ表示
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PrintTaskRequested(PrintManager sender, PrintTaskRequestedEventArgs e)
{
var printTask = e.Request.CreatePrintTask("UwpPrintTask", req =>
{
req.SetSource(_printDocumentSource);
});
// 印刷完了時のイベント
printTask.Completed += (s, args) =>
{
_printDocumentSource = null;
_printDocument = null;
_imageList = null;
};
}
public async Task PrintAsync(string file)
{
#region 印刷の準備
_printDocument = new PrintDocument();
_printDocumentSource = _printDocument.DocumentSource;
_printDocument.Paginate += CreatePrintPreviewPages;
_printDocument.GetPreviewPage += GetPreviewPage;
_printDocument.AddPages += AddPages;
var printManager = PrintManager.GetForCurrentView();
printManager.PrintTaskRequested += PrintTaskRequested;
#endregion
try
{
#region PDF情報 取得
var storage = ApplicationData.Current.LocalFolder;
var path = await storage.GetFileAsync(file);
var pdfDocument = await PdfDocument.LoadFromFileAsync(path);
#endregion
_imageList = new UListView();
#region 印刷情報 取得
try
{
for (int i = 0; i < pdfDocument.PageCount; i++)
{
using (var page = pdfDocument.GetPage((uint)i))
{
var stream = new Windows.Storage.Streams.InMemoryRandomAccessStream();
await page.RenderToStreamAsync(stream);
// BitmapImage 作成
var src = new Windows.UI.Xaml.Media.Imaging.BitmapImage();
var image = new UImage();
image.Source = src;
// BitmapImageをsrcにセット
await src.SetSourceAsync(stream);
_imageList.Items.Add(image);
}
}
}
finally
{
pdfDocument = null;
}
#endregion
if (PrintManager.IsSupported())
{
// 印刷ダイアログ表示
await PrintManager.ShowPrintUIAsync();
}
}
finally
{
// プリンターとの接続切断
printManager.PrintTaskRequested -= PrintTaskRequested;
}
}
/*
* public static List<FrameworkElement> GetChildren(this FrameworkElement parent)
* {
* var result = new List<FrameworkElement>();
* int numVisuals = VisualTreeHelper.GetChildrenCount(parent);
* for (int i = 0; i < numVisuals; i++)
* {
* var child = VisualTreeHelper.GetChild(parent, i) as FrameworkElement;
* result.Add(child);
* }
* return result;
* }
*/
public static List <Windows.UI.Xaml.Controls.ListViewItem> GetItemViews(this Windows.UI.Xaml.Controls.ListView listView)
{
return(listView.GetChildren <Windows.UI.Xaml.Controls.ListViewItem>());
}
