windows 8.1 MessageDialog

 1     private Popup p;

 2         private void Button_Click(object sender, RoutedEventArgs e)

 3         {

 4             p=new Popup();

 5             DengluDemo dl=new DengluDemo();

 6             dl.Width = 1366;

 7             dl.Height = 260;

 8             dl.Margin = new Thickness(0, 200, 0, 0);

 9             //if (p != null || p.IsOpen == true)

10             //{

11             //    return;

12             //}

13             MessageDialog md = new MessageDialog("是否退出登陆");

14             md.Commands.Add(new UICommand("确定", (a) =>

15             {

16                 

17             }, 0));

18             md.Commands.Add(new UICommand("取消", (a) =>

19             {

20 

21             }, 1));

22             md.DefaultCommandIndex = 0;

23             md.CancelCommandIndex = 1;

24             var cmd = md.ShowAsync();

25             dl.eh = (a, b) =>

26             {

27                 p.Child = dl;

28                 p.IsOpen = true;

29             };

30             p.Child = dl;

31             p.IsOpen = true;

32 

33         }

34     }

 1 <UserControl

 2     x:Class="vs2013win8._1.DengluDemo"

 3     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

 4     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

 5     xmlns:local="using:vs2013win8._1"

 6     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

 7     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

 8     mc:Ignorable="d"

 9     d:DesignHeight="260"

10     d:DesignWidth="1360">

11 

12     <Grid>

13         <Grid.Background>

14             <SolidColorBrush Color="Black" Opacity="0.7"></SolidColorBrush>

15         </Grid.Background>

16         <StackPanel Background="LightSeaGreen" Orientation="Vertical" >

17            

18             <StackPanel Orientation="Horizontal" Margin="428,40,0,0">

19                 <TextBlock Text="用户名:" FontSize="25" Width="80"></TextBlock>

20                 <TextBox x:Name="txt_Name" Width="273" Margin="20,0,0,0"></TextBox>

21             </StackPanel>

22 

23             <StackPanel Orientation="Horizontal" Margin="428,40,0,0">

24                 <TextBlock Text="密   码:" FontSize="25" Width="80"></TextBlock>

25                 <PasswordBox x:Name="txt_Password" Width="273" Margin="20,0,0,0"></PasswordBox>

26             </StackPanel>

27 

28             <StackPanel Orientation="Horizontal" Margin="428,30,0,0">

29                 <HyperlinkButton Tapped="Button_Tapped_3" FontSize="18" Foreground="White">还没有账号 点击去注册</HyperlinkButton>

30                 <Button Tapped="Button_Tapped_1" Content="登录" FontSize="20" Foreground="White" Background="LightSeaGreen"  Width="150"  Height="49" Margin="180,0,0,0"/>

31                 <Button Tapped="Button_Tapped_2" Content="取消" FontSize="20" Foreground="White" Background="LightSeaGreen"  Width="153"  Height="49" Margin="20,0,0,0"/>

32             </StackPanel>

33         </StackPanel>

34     </Grid>

35 </UserControl>

1   public EventHandler eh;

2         private void Button_Tapped_1(object sender, TappedRoutedEventArgs e)

3         {

4             if (eh != null)

5             {

6                 eh(this,null);

7             }

8         }