登录页面逻辑修改

Login.xaml

@@ -16,10 +16,10 @@
                 <ImageBrush ImageSource="/sunlight_logotext.jpg"/>
             </Rectangle.Fill>
         </Rectangle>
-        <ComboBox x:Name="User" IsTextSearchEnabled ="False"  Height="24" Margin="60,164,10,0" VerticalAlignment="Top" FontSize="14" KeyUp="SearchBox_OnKeyDownd"/>
+        <ComboBox x:Name="User" Height="30" Margin="60,164,10,0" VerticalAlignment="Top" FontSize="14" KeyUp="SearchBox_OnKeyDownd" IsEditable="True"/>
-        <PasswordBox x:Name="Pasword" Height="24" Margin="60,210,10,0" VerticalAlignment="Top" FontSize="14" KeyUp="SearchBox_OnKeyDownd"/>
+        <PasswordBox x:Name="Pasword" Height="30" Margin="60,210,10,0" VerticalAlignment="Top" FontSize="14" KeyUp="SearchBox_OnKeyDownd"/>
-        <TextBlock HorizontalAlignment="Left" Height="26" Margin="10,163,0,0" TextWrapping="Wrap" Text="账号:" VerticalAlignment="Top" Width="45" FontSize="20" RenderTransformOrigin="0.833,0.478"/>
+        <TextBlock HorizontalAlignment="Left" Height="30" Margin="10,163,0,0" TextWrapping="Wrap" Text="账号:" VerticalAlignment="Top" Width="45" FontSize="20" RenderTransformOrigin="0.833,0.478"/>
-        <TextBlock HorizontalAlignment="Left" Height="26" Margin="10,208,0,0" TextWrapping="Wrap" Text="密码:" VerticalAlignment="Top" Width="45" FontSize="20" RenderTransformOrigin="0.833,0.478"/>
+        <TextBlock HorizontalAlignment="Left" Height="30" Margin="10,208,0,0" TextWrapping="Wrap" Text="密码:" VerticalAlignment="Top" Width="45" FontSize="20" RenderTransformOrigin="0.833,0.478"/>
         <Button x:Name="logon" Content="登录" HorizontalAlignment="Left" Height="33" Margin="40,264,0,0" VerticalAlignment="Top" Width="64" Click="Button_Click_1" Background="#FFDDDDDD" Foreground="Black" BorderBrush="White"/>
         <Button Content="退出" HorizontalAlignment="Right" Height="33" Margin="140,264,40,0" VerticalAlignment="Top" Width="64" Click="Button_Click" Background="#FFDDDDDD" Foreground="Black" BorderBrush="White"/>
         <TextBlock Height="30" Margin="15,115,15,0" TextWrapping="Wrap" Text="尚彩中央控制平台" VerticalAlignment="Top" FontSize="20" HorizontalAlignment="Center"/>

Login.xaml.cs

@@ -40,45 +40,51 @@ namespace SunlightCentralizedControlManagement_SCCM_
         {
             string user = User.Text;
             string pasword = Pasword.Password; ;
-
+            try
-            if (User.Text == "")    //检查用户名输入
-            {
-                System.Windows.MessageBox.Show(Properties.Resources.NPERR, "SCCM", MessageBoxButton.OK, MessageBoxImage.Error);
-                return;
-            }
-
-            if ((user == "engineer" || user == "ENGINEER") && (pasword == "engineer" || pasword == "ENGINEER"))   //确认账号是否是工程师
-            {
-                App.USER_Purview = "ENGINEER";//传入用户名
-
-                Window window = Window.GetWindow(this);
-                MainWindow Main = new MainWindow();
-                window.Close();
-                UserClass.LogGing.LogGingDATA("LOGon = ENGINEER");
-
-                Main.ShowDialog();//实例化并置顶打开窗口
-            }
-            else
             {
-                var paw = logindataTable.Select("Name='" + user + "'").First().Field<string>("Password");
+                if (User.Text == "")    //检查用户名输入
-                if (paw == null) paw = "";
+                {
+                    System.Windows.MessageBox.Show(Properties.Resources.NPERR, "SCCM", MessageBoxButton.OK, MessageBoxImage.Error);
+                    return;
+                }
 
-                if (paw == pasword)
+                if ((user == "engineer" || user == "ENGINEER") && (pasword == "engineer" || pasword == "ENGINEER"))   //确认账号是否是工程师
                 {
-                    App.USER_Purview = User.Text;//传入用户名
+                    App.USER_Purview = "ENGINEER";//传入用户名
 
                     Window window = Window.GetWindow(this);
                     MainWindow Main = new MainWindow();
                     window.Close();
+                    UserClass.LogGing.LogGingDATA("LOGon = ENGINEER");
 
-                    UserClass.LogGing.LogGingDATA("LOGon = " + user);
                     Main.ShowDialog();//实例化并置顶打开窗口
                 }
                 else
                 {
-                    System.Windows.MessageBox.Show(Properties.Resources.NPERR, "SCCM", MessageBoxButton.OK, MessageBoxImage.Error);
+                    var paw = logindataTable.Select("Name='" + user + "'").First().Field<string>("Password");
+                    if (paw == null) paw = "";
+
+                    if (paw == pasword)
+                    {
+                        App.USER_Purview = User.Text;//传入用户名
+
+                        Window window = Window.GetWindow(this);
+                        MainWindow Main = new MainWindow();
+                        window.Close();
+
+                        UserClass.LogGing.LogGingDATA("LOGon = " + user);
+                        Main.ShowDialog();//实例化并置顶打开窗口
+                    }
+                    else
+                    {
+                        System.Windows.MessageBox.Show(Properties.Resources.NPERR, "SCCM", MessageBoxButton.OK, MessageBoxImage.Error);
+                    }
                 }
             }
+            catch (Exception)
+            {
+                System.Windows.MessageBox.Show(Properties.Resources.NPERR, "SCCM", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
         }
 
         private void SearchBox_OnKeyDownd(object sender, System.Windows.Input.KeyEventArgs e)  //回车跳转功能
@@ -96,7 +102,7 @@ namespace SunlightCentralizedControlManagement_SCCM_
             logon.IsEnabled = false;
             SQLiteHelper db = new SQLiteHelper(DBAddress); //数据库连接路径            
             db.Open();  //打开数据库
-            logindataTable = db.ExecuteDataSet("select * from USER", null).Tables[0];  //读取表写入缓存           
+            logindataTable = db.ExecuteDataSet("select * from USER where Groups<>'CHIEF'", null).Tables[0];  //读取表写入缓存           
             db.Close(); 
             User.ItemsSource = logindataTable.AsEnumerable().Select(rowdata => rowdata.Field<string>("Name"));//转换   
             logon.IsEnabled = true;  //允许登录按钮

MainWindow.xaml.cs

@@ -207,10 +207,13 @@ namespace SunlightCentralizedControlManagement_SCCM_
 
         private void Window_Loaded(object sender, RoutedEventArgs e)//打开页面
         {
-            username.ItemsSource = MainWindowViewModel.USER_data.Select(
+            if (App.USER_Purview != "ENGINEER")
+            {
+                username.ItemsSource = MainWindowViewModel.USER_data.Select(
                "Groups='" + MainWindowViewModel.USER_data.Select("Name='" + App.USER_Purview + "'").
                First().Field<string>("Groups").ToString() + "'").
                AsEnumerable().Select(rowdata => rowdata.Field<string>("Name")).ToList();
+            }
             username.Text = App.USER_Purview;
         }
     }