From b18b1669c525504d5c62fcb08cfb70a206b397fc Mon Sep 17 00:00:00 2001
From: Zhao Cheng <zcbenz@gmail.com>
Date: Sat, 3 Mar 2012 18:30:16 +0800
Subject: [PATCH] =?UTF-8?q?=E6=98=BE=E7=A4=BA=E8=AF=9D=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 App.xaml                                      | 48 ++++++++++-
 BoardPage.xaml                                |  3 +-
 BoardPage.xaml.cs                             | 36 ++++++---
 MainPage.xaml                                 |  3 +-
 MainPage.xaml.cs                              | 15 ++++
 .../CurrentTopicViewModelSampleData.xaml      | 22 ++---
 Sbbs/Service.cs                               | 10 +++
 TopicPage.xaml                                | 18 ++++-
 TopicPage.xaml.cs                             | 80 ++++++++++++++++++-
 ValueConverters/StampDateConverter.cs         | 37 +++++++++
 ViewModels/CurrentTopicViewModel.cs           | 17 ++++
 ViewModels/MainViewModel.cs                   |  3 +
 sbbs-client-wp7.csproj                        |  1 +
 13 files changed, 261 insertions(+), 32 deletions(-)
 create mode 100644 ValueConverters/StampDateConverter.cs

diff --git a/App.xaml b/App.xaml
index 49bad67..c2a6b1c 100644
--- a/App.xaml
+++ b/App.xaml
@@ -13,7 +13,37 @@
         <local:LeafBrushConverter x:Key="LeafBrushConverter" />
         <local:BoolVisibleConverter x:Key="BoolVisibleConverter" />
         <local:BoolReverseConverter x:Key="BoolReverseConverter" />
-        
+        <local:StampDateConverter x:Key="StampDateConverter" />
+
+        <!--RichTextBlock默认样式-->
+        <Style TargetType="RichTextBox">
+            <Setter Property="FontSize" Value="{StaticResource PhoneFontSizeNormal}" />
+            <Setter Property="Foreground" Value="{StaticResource PhoneForegroundBrush}" />
+            <Setter Property="Background" Value="Transparent" />
+            <Setter Property="BorderBrush" Value="Transparent" />
+            <Setter Property="BorderThickness" Value="0"/>
+            <Setter Property="HorizontalContentAlignment" Value="Stretch" />
+            <Setter Property="VerticalContentAlignment" Value="Center" />
+            <Setter Property="Padding" Value="0" />
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="RichTextBox">
+                        <Grid Background="Transparent">
+                            <Border Background="{TemplateBinding Background}"
+                    BorderBrush="{TemplateBinding BorderBrush}"
+                    BorderThickness="{TemplateBinding BorderThickness}"
+                    Margin="{StaticResource PhoneHorizontalMargin}">
+                                <ContentControl x:Name="ContentElement"
+                        HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
+                        VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
+                        Padding="{TemplateBinding Padding}"/>
+                            </Border>
+                        </Grid>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+
         <!--话题列表Template-->
         <DataTemplate x:Key="TopicDataTemplate">
             <Grid Margin="0 0 0 10">
@@ -32,6 +62,22 @@
             </Grid>
         </DataTemplate>
         
+        <!--话题内容Template-->
+        <DataTemplate x:Key="ContentDataTemplate">
+            <StackPanel>
+                <Grid Margin="-12 0 0 0">
+                    <TextBlock Style="{StaticResource PhoneTextAccentStyle}" Text="{Binding Author}"/>
+                    <TextBlock HorizontalAlignment="Right" Text="{Binding Time, Converter={StaticResource StampDateConverter}}"/>
+                </Grid>
+                <RichTextBox Margin="-12 0 0 0">
+                    <Paragraph>
+                        <Run Text="{Binding Content}"/>
+                    </Paragraph>
+                </RichTextBox>
+                <Rectangle Margin="0 2 0 8" HorizontalAlignment="Stretch" Height="1" Fill="{StaticResource PhoneForegroundBrush}" />
+            </StackPanel>
+        </DataTemplate>
+        
         <!--版面列表Template-->
         <DataTemplate x:Key="BoardDataTemplate">
             <Grid Margin="0 0 0 10">
diff --git a/BoardPage.xaml b/BoardPage.xaml
index d467759..4972878 100644
--- a/BoardPage.xaml
+++ b/BoardPage.xaml
@@ -60,7 +60,8 @@
         <ScrollViewer Grid.Row="1" Margin="12,0,12,0">
             <StackPanel>
                 <ListBox ItemsSource="{Binding Topics}" ItemTemplate="{StaticResource TopicDataTemplate}"
-                            ScrollViewer.VerticalScrollBarVisibility="Disabled">
+                         ScrollViewer.VerticalScrollBarVisibility="Disabled"
+                         SelectionChanged="Topic_Selected">
                     <ListBox.ItemContainerStyle>
                         <Style TargetType="ListBoxItem">
                             <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
diff --git a/BoardPage.xaml.cs b/BoardPage.xaml.cs
index d064b9d..f5c76c8 100644
--- a/BoardPage.xaml.cs
+++ b/BoardPage.xaml.cs
@@ -39,16 +39,14 @@ protected override void OnNavigatedTo(NavigationEventArgs e)
             if (this.NavigationContext.QueryString.ContainsKey("board"))
             {
                 string board = this.NavigationContext.QueryString["board"];
-                LoadMore.IsEnabled = false;
-
                 // 跳转到其他版面时清空并重载
                 if (board != App.ViewModel.CurrentBoard.EnglishName) {
                     // 重置标题
                     App.ViewModel.CurrentBoard.EnglishName = board;
                     App.ViewModel.CurrentBoard.Description = this.NavigationContext.QueryString["description"];
 
-                    // 还原加载按钮
-                    LoadMore.IsEnabled = true;
+                    LoadMore.IsEnabled = false;
+                    App.ViewModel.CurrentBoard.IsLoaded = false;
 
                     // 清空已有内容
                     if (App.ViewModel.CurrentBoard.Topics != null)
@@ -57,6 +55,9 @@ protected override void OnNavigatedTo(NavigationEventArgs e)
                     // 重新加载
                     App.Service.Board(board, currentPage * pageSize, pageSize, delegate(ObservableCollection<TopicViewModel> topics, bool success, string error)
                     {
+                        // 还原加载按钮
+                        LoadMore.IsEnabled = true;
+
                         App.ViewModel.CurrentBoard.IsLoaded = true;
                         if (error == null)
                             App.ViewModel.CurrentBoard.Topics = topics;
@@ -68,21 +69,22 @@ protected override void OnNavigatedTo(NavigationEventArgs e)
         private void LoadMore_Click(object sender, RoutedEventArgs e)
         {
             App.ViewModel.CurrentBoard.IsLoaded = false;
+            LoadMore.IsEnabled = false;
             App.Service.Board(App.ViewModel.CurrentBoard.EnglishName, (currentPage + 1)* pageSize, pageSize, delegate(ObservableCollection<TopicViewModel> topics, bool success, string error)
             {
+                // 判断后面是否还有内容
+                if (error == null && topics.Count < pageSize)
+                    LoadMore.IsEnabled = false;
+                else
+                    LoadMore.IsEnabled = true;
+
                 App.ViewModel.CurrentBoard.IsLoaded = true;
                 if (error == null)
                 {
                     currentPage++;
 
-                    // 判断后面时候还有内容
-                    if (topics.Count < pageSize)
-                        LoadMore.IsEnabled = false;
-
                     foreach (TopicViewModel topic in topics)
-                    {
                         App.ViewModel.CurrentBoard.Topics.Add(topic);
-                    }
                 }
                 else
                 {
@@ -90,5 +92,19 @@ private void LoadMore_Click(object sender, RoutedEventArgs e)
                 }
             });
         }
+
+        private void Topic_Selected(object sender, SelectionChangedEventArgs e)
+        {
+            if (e.AddedItems.Count == 1)
+            {
+                // 清除选择，否则同样的项目无法点击第二次
+                (sender as ListBox).SelectedIndex = -1;
+                TopicViewModel topic = e.AddedItems[0] as TopicViewModel;
+
+                this.NavigationService.Navigate(
+                    new Uri("/TopicPage.xaml?board=" + topic.Board + "&id=" + topic.Id + "&title=" + HttpUtility.UrlEncode(topic.Title), UriKind.Relative));
+            }
+        }
+
     }
 }
\ No newline at end of file
diff --git a/MainPage.xaml b/MainPage.xaml
index 5d46212..2e69041 100644
--- a/MainPage.xaml
+++ b/MainPage.xaml
@@ -78,7 +78,8 @@
             <controls:PanoramaItem Header="十大热帖" HeaderTemplate="{StaticResource MyItemHeaderTemplate}">
                 <ScrollViewer>
                     <ListBox ItemsSource="{Binding ToptenItems}" ItemTemplate="{StaticResource TopicDataTemplate}"
-                                ScrollViewer.VerticalScrollBarVisibility="Disabled">
+                             ScrollViewer.VerticalScrollBarVisibility="Disabled"
+                             SelectionChanged="Topten_Selected">
                         <ListBox.ItemContainerStyle>
                             <Style TargetType="ListBoxItem">
                                 <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
diff --git a/MainPage.xaml.cs b/MainPage.xaml.cs
index d00c594..e8430e7 100644
--- a/MainPage.xaml.cs
+++ b/MainPage.xaml.cs
@@ -76,6 +76,21 @@ private void Favorates_Selected(object sender, SelectionChangedEventArgs e)
             }
         }
 
+        // 点击十大
+        private void Topten_Selected(object sender, SelectionChangedEventArgs e)
+        {
+            if (e.AddedItems.Count == 1)
+            {
+                // 清除选择，否则同样的项目无法点击第二次
+                (sender as ListBox).SelectedIndex = -1;
+
+                TopicViewModel topic = e.AddedItems[0] as TopicViewModel;
+
+                this.NavigationService.Navigate(
+                    new Uri("/TopicPage.xaml?board=" + topic.Board + "&id=" + topic.Id + "&title=" + HttpUtility.UrlEncode(topic.Title), UriKind.Relative));
+            }
+        }
+
         // 载入收藏夹
         private void LoadFavorates()
         {
diff --git a/SampleData/CurrentTopicViewModelSampleData.xaml b/SampleData/CurrentTopicViewModelSampleData.xaml
index 3ce67c8..8834e1b 100644
--- a/SampleData/CurrentTopicViewModelSampleData.xaml
+++ b/SampleData/CurrentTopicViewModelSampleData.xaml
@@ -7,17 +7,17 @@
     Title="8G的U盘现在的市场价是多少？">
 
     <local:CurrentTopicViewModel.Topics>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="20" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="13" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="14" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
-        <sbbs:TopicViewModel Title="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="20" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="13" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="14" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
+        <sbbs:TopicViewModel Time="1330767901" Content="江南听雨BBS技术站务2011年下半年总结" Author="moqi88" Board="BBSView" Id="43647" Replies="10" Read="100" Top="False" Mark="False"/>
     </local:CurrentTopicViewModel.Topics>
     
 </local:CurrentTopicViewModel>
\ No newline at end of file
diff --git a/Sbbs/Service.cs b/Sbbs/Service.cs
index 782b32d..a2018eb 100644
--- a/Sbbs/Service.cs
+++ b/Sbbs/Service.cs
@@ -68,6 +68,16 @@ public void Board(string board, int start, int limit, Action<TopicCollection, bo
             wc.DownloadStringAsync(uri, new ServiceArg<TopicCollection>() { Callback = callback });
         }
 
+        // 获取话题
+        public void Topic(string board, int id, int start, int limit, Action<TopicCollection, bool, string> callback)
+        {
+            WebClient wc = new WebClient();
+            Uri uri = new Uri(apiBase + "topic/" + board + "/" + id + apiPost + "?token=" + HttpUtility.UrlEncode(Token) + "&start=" + start + "&limit=" + limit);
+
+            wc.DownloadStringCompleted += DownloadedAndParse<TopicCollection, TopicsResponse>;
+            wc.DownloadStringAsync(uri, new ServiceArg<TopicCollection>() { Callback = callback });
+        }
+
         // 下载完成后分析JSON数据然后调用回调函数
         // C为返回类型，比如TopicCollection
         // R为JSON的Response类型
diff --git a/TopicPage.xaml b/TopicPage.xaml
index 1181d57..7909e58 100644
--- a/TopicPage.xaml
+++ b/TopicPage.xaml
@@ -13,7 +13,6 @@
     SupportedOrientations="Portrait" Orientation="Portrait"
     mc:Ignorable="d" d:DesignHeight="696" d:DesignWidth="480"
     shell:SystemTray.IsVisible="True"
-    toolkit:TiltEffect.IsTiltEnabled="True"
     d:DataContext="{d:DesignData SampleData/CurrentTopicViewModelSampleData.xaml}">
 
     <shell:SystemTray.ProgressIndicator>
@@ -55,9 +54,20 @@
             <TextBlock x:Name="BoardName" Text="{Binding Board}" Style="{StaticResource PhoneTextNormalStyle}"/>
             <TextBlock x:Name="BoardDescription" Text="{Binding Title}" TextWrapping="Wrap" Margin="9,-7,0,0" Foreground="{StaticResource PhoneAccentBrush}" Style="{StaticResource PhoneTextExtraLargeStyle}"/>
         </StackPanel>
-
-        <!--ContentPanel - place additional content here-->
-        <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0"></Grid>
+        
+        <ScrollViewer Grid.Row="1" Margin="12,0,12,0">
+            <StackPanel>
+                <ListBox ItemsSource="{Binding Topics}" ItemTemplate="{StaticResource ContentDataTemplate}"
+                            ScrollViewer.VerticalScrollBarVisibility="Disabled">
+                    <ListBox.ItemContainerStyle>
+                        <Style TargetType="ListBoxItem">
+                            <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
+                        </Style>
+                    </ListBox.ItemContainerStyle>
+                </ListBox>
+                <Button toolkit:TiltEffect.IsTiltEnabled="True" Margin="-12 0" x:Name="LoadMore" Content="载入更多" Click="LoadMore_Click"/>
+            </StackPanel>
+        </ScrollViewer>
     </Grid>
  
     <phone:PhoneApplicationPage.ApplicationBar>
diff --git a/TopicPage.xaml.cs b/TopicPage.xaml.cs
index 6006ece..653392c 100644
--- a/TopicPage.xaml.cs
+++ b/TopicPage.xaml.cs
@@ -3,21 +3,93 @@
 using System.Linq;
 using System.Net;
 using System.Windows;
+using System.Windows.Navigation;
 using System.Windows.Controls;
 using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Animation;
-using System.Windows.Shapes;
 using Microsoft.Phone.Controls;
+using System.Collections.ObjectModel;
 
 namespace sbbs_client_wp7
 {
+    using Sbbs;
+
     public partial class TopicPage : PhoneApplicationPage
     {
+        // 每页显示多少话题
+        const int pageSize = 10;
+        // 当前页数
+        int currentPage = 0;
+
         public TopicPage()
         {
             InitializeComponent();
+
+            DataContext = App.ViewModel.CurrentTopic;
+        }
+
+        private void LoadMore_Click(object sender, RoutedEventArgs e)
+        {
+            App.ViewModel.CurrentTopic.IsLoaded = false;
+            LoadMore.IsEnabled = false;
+            App.Service.Topic(App.ViewModel.CurrentTopic.Board, App.ViewModel.CurrentTopic.Id, (currentPage + 1) * pageSize, pageSize, delegate(ObservableCollection<TopicViewModel> topics, bool success, string error)
+            {
+                // 判断后面是否还有内容
+                if (error == null && topics.Count < pageSize)
+                    LoadMore.IsEnabled = false;
+                else
+                    LoadMore.IsEnabled = true;
+
+                App.ViewModel.CurrentTopic.IsLoaded = true;
+                if (error == null)
+                {
+                    currentPage++;
+
+                    foreach (TopicViewModel topic in topics)
+                        App.ViewModel.CurrentTopic.Topics.Add(topic);
+                }
+                else
+                {
+                    MessageBox.Show("网络错误");
+                }
+            });
+        }
+
+        protected override void OnNavigatedTo(NavigationEventArgs e)
+        {
+            base.OnNavigatedTo(e);
+
+            if (this.NavigationContext.QueryString.ContainsKey("board"))
+            {
+                string board = this.NavigationContext.QueryString["board"];
+                int id = int.Parse(this.NavigationContext.QueryString["id"]);
+
+                // 跳转到其他话题时清空并重载
+                if (board != App.ViewModel.CurrentTopic.Board || id != App.ViewModel.CurrentTopic.Id)
+                {
+                    // 重置标题
+                    App.ViewModel.CurrentTopic.Id = id;
+                    App.ViewModel.CurrentTopic.Board = board;
+                    App.ViewModel.CurrentTopic.Title = this.NavigationContext.QueryString["title"];
+
+                    App.ViewModel.CurrentTopic.IsLoaded = false;
+                    LoadMore.IsEnabled = false;
+
+                    // 清空已有内容
+                    if (App.ViewModel.CurrentTopic.Topics != null)
+                        App.ViewModel.CurrentTopic.Topics.Clear();
+
+                    // 重新加载
+                    App.Service.Topic(board, id, currentPage * pageSize, pageSize, delegate(ObservableCollection<TopicViewModel> topics, bool success, string error)
+                    {
+                        // 还原加载按钮
+                        LoadMore.IsEnabled = true;
+
+                        App.ViewModel.CurrentTopic.IsLoaded = true;
+                        if (error == null)
+                            App.ViewModel.CurrentTopic.Topics = topics;
+                    });
+                }
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/ValueConverters/StampDateConverter.cs b/ValueConverters/StampDateConverter.cs
new file mode 100644
index 0000000..d3839d0
--- /dev/null
+++ b/ValueConverters/StampDateConverter.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Net;
+using System.Windows;
+using System.Windows.Data;
+using System.Windows.Controls;
+using System.Windows.Documents;
+using System.Windows.Ink;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+using System.Windows.Shapes;
+using System.Globalization;
+
+namespace sbbs_client_wp7
+{
+    public class StampDateConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            DateTime date = new DateTime(1970, 1, 1, 0, 0, 0, 0);
+            date = date.AddSeconds((int)value).ToLocalTime();
+            DateTime now = new DateTime();
+
+            if (date.Year == now.Year && date.Month == now.Month && date.Day == now.Day)
+                return date.ToString("t", culture);
+            else if (date.Year == now.Year)
+                return date.ToString("m t", culture);
+            else
+                return date.ToString("y t", culture);
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return DependencyProperty.UnsetValue;
+        }
+    }
+}
diff --git a/ViewModels/CurrentTopicViewModel.cs b/ViewModels/CurrentTopicViewModel.cs
index 48e4c4d..72be2ea 100644
--- a/ViewModels/CurrentTopicViewModel.cs
+++ b/ViewModels/CurrentTopicViewModel.cs
@@ -14,11 +14,28 @@ namespace sbbs_client_wp7
 
     public class CurrentTopicViewModel : INotifyPropertyChanged
     {
+        int id;
         private string board;
         private string title;
         private bool isLoaded;
         private ObservableCollection<TopicViewModel> topics;
 
+        public int Id
+        {
+            get
+            {
+                return id;
+            }
+            set
+            {
+                if (id != value)
+                {
+                    id = value;
+                    NotifyPropertyChanged("Id");
+                }
+            }
+        }
+
         public string Board
         {
             get
diff --git a/ViewModels/MainViewModel.cs b/ViewModels/MainViewModel.cs
index 6fa36e2..f06227e 100644
--- a/ViewModels/MainViewModel.cs
+++ b/ViewModels/MainViewModel.cs
@@ -27,6 +27,7 @@ public MainViewModel()
 
             // 初始化
             CurrentBoard = new CurrentBoardViewModel();
+            CurrentTopic = new CurrentTopicViewModel();
         }
         
         // 十大热帖
@@ -98,6 +99,8 @@ public ObservableCollection<BoardViewModel> FavoratesItems
 
         // 当前版面
         public CurrentBoardViewModel CurrentBoard { get; set; }
+        // 当前话题
+        public CurrentTopicViewModel CurrentTopic { get; set; }
 
         // 是否已经登陆
         private bool isLogin;
diff --git a/sbbs-client-wp7.csproj b/sbbs-client-wp7.csproj
index d7da008..aaee0dd 100644
--- a/sbbs-client-wp7.csproj
+++ b/sbbs-client-wp7.csproj
@@ -89,6 +89,7 @@
     <Compile Include="ValueConverters\RepliesHotConverter.cs" />
     <Compile Include="Sbbs\BoardViewModel.cs" />
     <Compile Include="Sbbs\TopicViewModel.cs" />
+    <Compile Include="ValueConverters\StampDateConverter.cs" />
     <Compile Include="ViewModels\CurrentBoardViewModel.cs" />
     <Compile Include="ViewModels\CurrentTopicViewModel.cs" />
     <Compile Include="ViewModels\MainViewModel.cs" />