/// <summary>
/// Creates a button that when clicked displays a flyout with the specified <paramref name="links"/>.
/// Clicking on a link opens a web browser on that page.
/// </summary>
/// <param name="links"></param>
/// <returns></returns>
internal static Windows.UI.Xaml.Controls.Button CreateLinksAppBarButton(Dictionary <string, Uri> links)
{
var popup = new Windows.UI.Popups.PopupMenu();
Windows.UI.Popups.UICommandInvokedHandler popupHandler = async(Windows.UI.Popups.IUICommand command) =>
{
await Windows.System.Launcher.LaunchUriAsync(links[command.Label]);
};
foreach (var item in links)
{
popup.Commands.Add(new Windows.UI.Popups.UICommand(item.Key, popupHandler));
}
var button = new Windows.UI.Xaml.Controls.Button
{
Style = App.Current.Resources["LinksAppBarButtonStyle"] as Windows.UI.Xaml.Style
};
button.Click += async(object sender, Windows.UI.Xaml.RoutedEventArgs e) =>
{
var btnSender = sender as Windows.UI.Xaml.Controls.Button;
var transform = btnSender.TransformToVisual(Windows.UI.Xaml.Window.Current.Content) as Windows.UI.Xaml.Media.MatrixTransform;
var point = transform.TransformPoint(new Windows.Foundation.Point());
await popup.ShowAsync(point);
};
return(button);
}
private async void Button_Click_3(object sender, RoutedEventArgs e)
{
var dlg = new Windows.UI.Popups.MessageDialog("测试消息弹框!!")
{
Title = "测试标题"
};
Windows.UI.Popups.UICommandInvokedHandler fun = async uicmd =>
{
var tdlg = new Windows.UI.Popups.MessageDialog("")
{
Title = "说明",
Content = $"您点击了{uicmd.Label}"
};
tdlg.Commands.Add(new Windows.UI.Popups.UICommand("确定"));
await tdlg.ShowAsync();
};
dlg.Commands.Add(new Windows.UI.Popups.UICommand("确定", fun));
dlg.Commands.Add(new Windows.UI.Popups.UICommand("取消", fun));
await dlg.ShowAsync();
}
