添加聊天功能，主界面修改一点显示

软件系统客户端Wpf/MainWindow.xaml

@@ -163,16 +163,18 @@
                 </Grid>
             </Grid>
 
-            <Grid Width="100" DockPanel.Dock="Left">
+            <Grid Width="180" DockPanel.Dock="Left">
-                <Border BorderThickness="0,1,1,1" BorderBrush="DarkGray" Padding="5">
+                <GroupBox Header="系统信息" Margin="2,5,0,0">
-                    <StackPanel>
+                    <Grid>
-                        <TextBlock>随便放点什么东西</TextBlock>
+                        <StackPanel>
-                        <Button Style="{StaticResource MaterialDesignRaisedLightButton}" Grid.Column="1" Width="60" VerticalAlignment="Center"
+                            <TextBlock>随便放点什么东西</TextBlock>
+                            <Button Style="{StaticResource MaterialDesignRaisedLightButton}" Grid.Column="1" Width="60" VerticalAlignment="Center"
                                         Click="Button_BackMain_Click">
-                            主页
+                                主页
-                        </Button>
+                            </Button>
-                    </StackPanel>
+                        </StackPanel>
-                </Border>
+                    </Grid>
+                </GroupBox>
             </Grid>
 
             

软件系统客户端Wpf/MainWindow.xaml.cs

@@ -290,6 +290,7 @@ namespace 软件系统客户端Wpf
             //Task.Factory.StartNew(() => messageQueue.Enqueue(message));
 
             SetShowRenderControl(UIControls_Chat);
+            UIControls_Chat.ScrollToDown();
         }
 
         private void MenuItem头像更改_Click(object sender, RoutedEventArgs e)
@@ -425,7 +426,7 @@ namespace 软件系统客户端Wpf
                 {
                     TextBlock_ServerTime.Text = UserClient.DateTimeServer.ToString("yyyy-MM-dd HH:mm:ss");
                     //label_file_count.Text = json["FileCount"].ToObject<int>().ToString();
-                    //UIControls_Chat.AddChatsHistory(sb.ToString());
+                    UIControls_Chat.AddChatsHistory(sb.ToString());
                 }));
             }
             else if (customer == CommonHeadCode.MultiNetHeadCode.文件总数量)
@@ -439,7 +440,7 @@ namespace 软件系统客户端Wpf
             {
                 if (IsWindowShow) Dispatcher.Invoke(new Action(() =>
                 {
-                    //UIControls_Chat?.DealwithReceive(data);
+                    UIControls_Chat?.DealwithReceive(data);
                 }));
             }
         }

软件系统客户端Wpf/Views/UserChat.xaml

@@ -13,14 +13,25 @@
             <RowDefinition Height="auto"></RowDefinition>
         </Grid.RowDefinitions>
 
-        <ListBox>
+
+        <TextBox IsReadOnly="True" x:Name="TextBox_ChatHistory" VerticalScrollBarVisibility="Auto" TextWrapping="Wrap"></TextBox>
+        <!--<ListBox>
             <ListBox.ItemTemplate>
                 <DataTemplate>
                     
                 </DataTemplate>
             </ListBox.ItemTemplate>
-        </ListBox>
+        </ListBox>-->
 
         <TextBlock Grid.Row="1" Margin="2">按Enter键发送消息：</TextBlock>
+        <Grid Grid.Row="2">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"></ColumnDefinition>
+                <ColumnDefinition Width="auto"></ColumnDefinition>
+            </Grid.ColumnDefinitions>
+
+            <TextBox MaxLines="1" KeyDown="TextBox_KeyDown" x:Name="TextBox_Send"></TextBox>
+            <Button Style="{StaticResource MaterialDesignRaisedButton}" Grid.Column="1" Click="Button_Click">发送</Button>
+        </Grid>
     </Grid>
 </UserControl>

软件系统客户端Wpf/Views/UserChat.xaml.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
@@ -31,14 +32,14 @@ namespace 软件系统客户端Wpf.Views
 
         public void DealwithReceive(string str)
         {
-            //richTextBox1.AppendText(str + Environment.NewLine);
+            TextBox_ChatHistory.AppendText(str + Environment.NewLine);
-            //int length = str.IndexOf(Environment.NewLine) + 1;
+            int length = str.IndexOf(Environment.NewLine) + 1;
-            //if (length > 0)
+            if (length > 0)
-            //{
+            {
-            //    richTextBox1.Select(richTextBox1.Text.Length - str.Length + 1, length);
+                TextBox_ChatHistory.Select(TextBox_ChatHistory.Text.Length - str.Length + 1, length);
-            //    richTextBox1.SelectionColor = Color.Blue;
+                TextBox_ChatHistory.SelectionBrush = Brushes.Blue;
-            //}
+            }
-            //ScrollToDown();
+            ScrollToDown();
         }
         /// <summary>
         /// 新增聊天的历史记录
@@ -46,19 +47,19 @@ namespace 软件系统客户端Wpf.Views
         /// <param name="str"></param>
         public void AddChatsHistory(string str)
         {
-            //richTextBox1.Text = str;
+            TextBox_ChatHistory.Text = str;
-            //MatchCollection mc = Regex.Matches(str, @"\u0002.+\r\n");
+            MatchCollection mc = Regex.Matches(str, @"\u0002.+\r\n");
-            //int indexrow = 0;
+            int indexrow = 0;
-            //if (str != "")
+            if (str != "")
-            //{
+            {
-            //    foreach (Match m in mc)
+                foreach (Match m in mc)
-            //    {
+                {
-            //        richTextBox1.Select(m.Index - indexrow * 2, m.Length - 2);
+                    TextBox_ChatHistory.Select(m.Index - indexrow * 2, m.Length - 2);
-            //        richTextBox1.SelectionColor = Color.Blue;
+                    TextBox_ChatHistory.SelectionBrush = Brushes.Blue;
-            //        indexrow++;
+                    indexrow++;
-            //    }
+                }
-            //}
+            }
-            //ScrollToDown();
+            ScrollToDown();
         }
 
         public void InputFocus()
@@ -66,15 +67,36 @@ namespace 软件系统客户端Wpf.Views
             //textBox1.Focus();
         }
 
+        private void Button_Click(object sender, RoutedEventArgs e)
+        {
+            if (!string.IsNullOrEmpty(TextBox_Send.Text))
+            {
+                SendString?.Invoke(TextBox_Send.Text);
+                TextBox_Send.Text = "";
+            }
+        }
+
+        private void TextBox_KeyDown(object sender, KeyEventArgs e)
+        {
+            //按下Enter键后进行发送数据到服务器
+            if (!string.IsNullOrEmpty(TextBox_Send.Text))
+            {
+                if (e.Key == Key.Enter)
+                {
+                    SendString?.Invoke(TextBox_Send.Text);
+                    TextBox_Send.Text = "";
+                }
+            }
+        }
 
 
-        ///// <summary>
+
-        ///// 光标滚动到最底端
+        /// <summary>
-        ///// </summary>
+        /// 光标滚动到最底端
-        //public void ScrollToDown()
+        /// </summary>
-        //{
+        public void ScrollToDown()
-        //    richTextBox1.SelectionStart = richTextBox1.Text.Length;
+        {
-        //    richTextBox1.ScrollToCaret();
+            TextBox_ChatHistory.ScrollToEnd();
-        //}
+        }
     }
 }