diff --git a/View/ProgramgroupView.xaml.cs b/View/ProgramgroupView.xaml.cs
index 35686c2..6427635 100644
--- a/View/ProgramgroupView.xaml.cs
+++ b/View/ProgramgroupView.xaml.cs
@@ -64,8 +64,8 @@ namespace DyeingComputer.View
         private void ProgramgroupView_new_Click(object sender, RoutedEventArgs e)//新建按钮
         {
             InputBox frm = new InputBox();
-            frm.Accept += new EventHandler(InputBox_accept);
-            frm.Show();
+            frm.Accept += new EventHandler(InputBox_accept);         
+            frm.ShowDialog();
         }
 
         void InputBox_accept(object sender, EventArgs e)//新建按钮窗口返回
diff --git a/Windows/InputBox.xaml b/Windows/InputBox.xaml
index 6352fed..131f593 100644
--- a/Windows/InputBox.xaml
+++ b/Windows/InputBox.xaml
@@ -5,10 +5,14 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:DyeingComputer.Windows"
         mc:Ignorable="d"
-        Title="InputBox" Height="200" Width="400">
-    <Grid>
-        <TextBox x:Name="Boxx" HorizontalAlignment="Left" Height="36" Margin="39,31,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="319"/>
-        <Button Content="Button" HorizontalAlignment="Left" Height="35" Margin="58,104,0,0" VerticalAlignment="Top" Width="96" Click="YES_Click"/>
-        <Button Content="Button" HorizontalAlignment="Left" Height="35" Margin="158,104,0,0" VerticalAlignment="Top" Width="96" Click="NO_Click"/>
+        WindowStartupLocation="CenterScreen"
+        ResizeMode ="NoResize"
+        Title="SUNLIGHT 838"  
+        Height="150" Width="400">
+    <Grid FocusManager.FocusedElement="{Binding ElementName=Boxx}">
+        <TextBox x:Name="Boxx" Height="40" Margin="20,10,20,0" VerticalAlignment="Top" FontSize="26" 
+                 MaxLines="1" BorderThickness="3,3,3,3" ClipToBounds="True"/>
+        <Button Content="YES" HorizontalAlignment="Left" Height="35" Margin="50,70,0,5" VerticalAlignment="Bottom" Width="80" Click="YES_Click"/>
+        <Button Content="NO" HorizontalAlignment="Right" Height="35" Margin="0,70,50,5" VerticalAlignment="Bottom" Width="80" Click="NO_Click"/>
     </Grid>
 </Window>
diff --git a/Windows/InputBox.xaml.cs b/Windows/InputBox.xaml.cs
index cd12e9d..219a0ea 100644
--- a/Windows/InputBox.xaml.cs
+++ b/Windows/InputBox.xaml.cs
@@ -22,6 +22,8 @@ namespace DyeingComputer.Windows
         public InputBox()
         {
             InitializeComponent();
+            this.DataContext = this;
+            FocusManager.SetFocusedElement(Boxx, Boxx);
         }
 
         public string InputValue
@@ -40,16 +42,24 @@ namespace DyeingComputer.Windows
 
         private void YES_Click(object sender, RoutedEventArgs e)
         {
-            if (Accept != null)
+            var input = Boxx.Text.TrimStart();  //去除字符串前空格
+            if (input.Length == 0) //字长度不等于0有效
             {
-                Accept(this, EventArgs.Empty);
+                Boxx.Focus();  //聚焦元素
+            }
+            else
+            {
+                if (Accept != null)
+                {
+                    Accept(this, EventArgs.Empty);
+                }
+                this.Close(); //关闭窗口
             }
-            this.Close(); //为了测试效果，点击Done以后先不关闭窗口
         }
 
         private void NO_Click(object sender, RoutedEventArgs e)
         {
-            this.Close(); //为了测试效果，点击Done以后先不关闭窗口
+            this.Close(); //关闭窗口
         }
     }
 }