Added Add/Edit function to MemberListWindow

WGneu/App.xaml

@@ -19,5 +19,15 @@
                 <TextBlock Text=")"/>
             </StackPanel>
         </DataTemplate>
+        <DataTemplate x:Key="BranchTemplate">
+            <StackPanel Orientation="Horizontal">
+                <TextBlock Text="{Binding Name}"/>
+            </StackPanel>
+        </DataTemplate>
+        <DataTemplate x:Key="KgTemplate">
+            <StackPanel Orientation="Horizontal">
+                <TextBlock Text="{Binding Name}"/>
+            </StackPanel>
+        </DataTemplate>
     </Application.Resources>
 </Application>

WGneu/Models/Branch.cs

@@ -0,0 +1,20 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WGneu.Models
+{
+    [Table("branch"), PrimaryKey("ZwstId")]
+    public class Branch
+    {
+        [Column("zwstid")]
+        public string ZwstId { get; set; }
+
+        [Column("name")]
+        public string Name { get; set; }
+    }
+}

WGneu/Models/Member.cs

@@ -21,7 +21,7 @@ namespace WGneu.Models
         public string FamilyName { get; set; }
 
         [Column("zwstid")]
-        public string Zweigstelle { get; set; }
+        public string ZwstId { get; set; }
 
         [Column("country")]
         public string CountryCode { get; set; }
@@ -43,5 +43,8 @@ namespace WGneu.Models
 
         [ForeignKey("DefaultKgNr")]
         public virtual AT_Kg DefaultKg { get; set; }
+
+        [ForeignKey("ZwstId")]
+        public virtual Branch Branch { get; set; }
     }
 }

WGneu/Models/WbKg.cs

@@ -0,0 +1,23 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WGneu.Models
+{
+    [Table("wb_kg"), PrimaryKey("KgNr")]
+    public class WbKg
+    {
+        [Column("kgnr")]
+        public int KgNr { get; set; }
+
+        [Column("glnr")]
+        public int? GlNr { get; set; }
+
+        [ForeignKey("KgNr")]
+        public virtual AT_Kg Kg { get; set; }
+    }
+}

WGneu/WGContext.cs

@@ -17,6 +17,8 @@ namespace WGneu
         public DbSet<AT_Ort> Orte { get; set; }
         public DbSet<AT_Plz> Postleitzahlen { get; set; }
         public DbSet<PostalDest> PostalDestinations { get; set; }
+        public DbSet<Branch> Branches { get; set; }
+        public DbSet<WbKg> WbKgs { get; set; }
 
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
         {

WGneu/Windows/MemberAddWindow.xaml

@@ -1,30 +0,0 @@
-<Window x:Class="WGneu.Windows.MemberAddWindow"
-        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:WGneu.Windows"
-        mc:Ignorable="d"
-        Title="Mitglied anlegen" Height="450" Width="800"
-        Loaded="Window_Loaded">
-    <Grid>
-        <Label Content="MNR:" HorizontalAlignment="Left" Margin="392,137,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="MgNr" HorizontalAlignment="Left" Margin="475,141,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Vorname:" HorizontalAlignment="Left" Margin="392,160,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="GivenName" HorizontalAlignment="Left" Margin="475,164,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Nachname:" HorizontalAlignment="Left" Margin="392,182,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="FamilyName" HorizontalAlignment="Left" Margin="475,187,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Zweigstelle:" HorizontalAlignment="Left" Margin="392,206,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Zweigstelle" HorizontalAlignment="Left" Margin="475,210,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Country:" HorizontalAlignment="Left" Margin="392,229,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Country" HorizontalAlignment="Left" Margin="475,233,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="PostalDest:" HorizontalAlignment="Left" Margin="392,252,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="PostalDest" HorizontalAlignment="Left" Margin="475,256,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Address:" HorizontalAlignment="Left" Margin="392,275,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Address" HorizontalAlignment="Left" Margin="475,279,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="DefaultKgnr:" HorizontalAlignment="Left" Margin="392,298,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="DefaultKgnr" HorizontalAlignment="Left" Margin="475,302,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Button x:Name="Save_Button" Content="Save" HorizontalAlignment="Left" Margin="682,199,0,0" VerticalAlignment="Top" Click="Save_Button_Click"/>
-        <Label x:Name="SaveError" Content="" HorizontalAlignment="Left" Height="32" Margin="639,233,0,0" VerticalAlignment="Top" Width="115"/>
-    </Grid>
-</Window>

WGneu/Windows/MemberAddWindow.xaml.cs

@@ -1,81 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Shapes;
-using WGneu.Models;
-
-
-namespace WGneu.Windows
-{
-    /// <summary>
-    /// Interaction logic for MemberAddWindow.xaml
-    /// </summary>
-    public partial class MemberAddWindow : Window
-    {
-        private WgContext _context;
-        private readonly Member member = new Member();
-        public event EventHandler Event;
-
-        public MemberAddWindow(WgContext context)
-        {
-            this._context = context;
-
-            InitializeComponent();
-        }
-
-        private void Window_Loaded(object sender, RoutedEventArgs e)
-        {
-            MgNr.Text = member.MgNr.ToString();
-            GivenName.Text = member.GivenName;
-            FamilyName.Text = member.FamilyName;
-            Zweigstelle.Text = member.Zweigstelle;
-            Country.Text = member.Country.Alpha2;
-            // PostalDest.Text= member.PostalDest;
-            Address.Text = member.Address;
-            DefaultKgnr.Text = member.DefaultKg.ToString();
-        }
-
-        private void Save_Button_Click(object sender, RoutedEventArgs e)
-        {
-            member.MgNr = Int32.Parse(MgNr.Text);
-            member.GivenName = GivenName.Text;
-            member.FamilyName = FamilyName.Text;
-            member.Zweigstelle = Zweigstelle.Text;
-            member.Country.Alpha2 = Country.Text;
-            // member.PostalDest = PostalDest.Text;
-            member.Address= Address.Text;
-            member.DefaultKg.KgNr = Int32.Parse(DefaultKgnr.Text);
-
-            _context.Add(member);
-
-            try
-            {
-                _context.SaveChanges();
-            }
-            catch 
-            {
-                SaveError.Content = "There was an Error!";
-                return;
-            }
-            this.Call_Event();
-            this.Close();
-        }
-
-        private void Call_Event()
-        {
-            if (this.Event != null)
-            {
-                this.Event(this, EventArgs.Empty);
-            }
-        }
-    }
-}

WGneu/Windows/MemberEditWindow.xaml

@@ -1,29 +0,0 @@
-<Window x:Class="WGneu.Windows.MemberEditWindow"
-        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:WGneu.Windows"
-        mc:Ignorable="d"
-        Title="MemberEditWindow" Height="450" Width="800"
-        Loaded="Window_Loaded">
-    <Grid>
-        <Label Content="MNR:" HorizontalAlignment="Left" Margin="392,137,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="MgNr" HorizontalAlignment="Left" Margin="475,141,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Vorname:" HorizontalAlignment="Left" Margin="392,160,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="GivenName" HorizontalAlignment="Left" Margin="475,164,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Nachname:" HorizontalAlignment="Left" Margin="392,182,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="FamilyName" HorizontalAlignment="Left" Margin="475,187,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Zweigstelle:" HorizontalAlignment="Left" Margin="392,206,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Zweigstelle" HorizontalAlignment="Left" Margin="475,210,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Country:" HorizontalAlignment="Left" Margin="392,229,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Country" HorizontalAlignment="Left" Margin="475,233,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="PostalDest:" HorizontalAlignment="Left" Margin="392,252,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="PostalDest" HorizontalAlignment="Left" Margin="475,256,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="Address:" HorizontalAlignment="Left" Margin="392,275,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="Address" HorizontalAlignment="Left" Margin="475,279,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Label Content="DefaultKgnr:" HorizontalAlignment="Left" Margin="392,298,0,0" VerticalAlignment="Top"/>
-        <TextBox x:Name="DefaultKgnr" HorizontalAlignment="Left" Margin="475,302,0,0" TextWrapping="Wrap" Text="TextBox" VerticalAlignment="Top" Width="120"/>
-        <Button x:Name="Save_Button" Content="Save" HorizontalAlignment="Left" Margin="662,194,0,0" VerticalAlignment="Top" Click="Save_Button_Click"/>
-    </Grid>
-</Window>

WGneu/Windows/MemberEditWindow.xaml.cs

@@ -1,74 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Shapes;
-using WGneu.Models;
-
-
-namespace WGneu.Windows
-{
-    /// <summary>
-    /// Interaction logic for MemberEditWindow.xaml
-    /// </summary>
-    public partial class MemberEditWindow : Window
-    {
-        private WgContext _context;
-        private readonly Member member;
-        public event EventHandler Event;
-
-        public MemberEditWindow(Member member, WgContext context)
-        {
-            this._context= context;
-            this.member = member;
-
-            InitializeComponent();
-        }
-
-        private void Window_Loaded(object sender, RoutedEventArgs e)
-        {
-            MgNr.Text = member.MgNr.ToString();
-            GivenName.Text = member.GivenName;
-            FamilyName.Text = member.FamilyName;
-            Zweigstelle.Text = member.Zweigstelle;
-            // Country.Text = member.Country;
-            // PostalDest.Text = member.PostalDest;
-            Address.Text = member.Address;
-            // DefaultKgnr.Text = member.DefaultKgnr.ToString();
-        }
-
-        private void Save_Button_Click(object sender, RoutedEventArgs e)
-        {
-            member.MgNr = Int32.Parse(MgNr.Text);
-            member.GivenName = GivenName.Text;
-            member.FamilyName = FamilyName.Text;
-            member.Zweigstelle = Zweigstelle.Text;
-            // member.Country = Country.Text;
-            // member.PostalDest = PostalDest.Text;
-            member.Address = Address.Text;
-            // member.DefaultKgnr = Int32.Parse(DefaultKgnr.Text);
-
-            _context.Update(member);
-            _context.SaveChanges();
-            this.Call_Event();
-            this.Close();
-        }
-
-        private void Call_Event()
-        {
-            if (this.Event != null)
-            {
-                this.Event(this, EventArgs.Empty);
-            }
-        }
-    }
-}

WGneu/Windows/MemberListWindow.xaml

@@ -10,20 +10,49 @@
         Title="Mitglieder" Height="500" Width="800" MinHeight="500" MinWidth="800"
         Loaded="Window_Loaded">
     <Grid>
-        <DataGrid x:Name="MemberList" AutoGenerateColumns="False" CanUserAddRows="False"
+        <DataGrid x:Name="MemberList" AutoGenerateColumns="False" CanUserAddRows="False" HeadersVisibility="Column" IsReadOnly="True"
-                  SelectionChanged="MemberList_SelectionChanged" VerticalAlignment="Top" Margin="10,10,540,0" FontSize="14" HeadersVisibility="Column" IsReadOnly="True">
+                  SelectionChanged="MemberList_SelectionChanged"
+                  Margin="10,10,0,47.5" FontSize="14" Width="310" HorizontalAlignment="Left">
             <DataGrid.Columns>
-                <DataGridTextColumn Header="Nr." Binding="{Binding MgNr}" Width="50"/>
+                <DataGridTextColumn Header="MgNr."    Binding="{Binding MgNr}"       Width="50"/>
                 <DataGridTextColumn Header="Nachname" Binding="{Binding FamilyName}" Width="100"/>
                 <DataGridTextColumn Header="Vorname"  Binding="{Binding GivenName}"  Width="*"/>
             </DataGrid.Columns>
         </DataGrid>
-        <TextBox x:Name="MgNr" HorizontalAlignment="Left" Margin="351,26,0,0" TextWrapping="Wrap"  VerticalAlignment="Top" Width="183" IsReadOnly="True" FontSize="14"/>
+
-        <TextBox x:Name="GivenName"  HorizontalAlignment="Left" Margin="351,67,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183" IsReadOnly="True"/>
+        <Button x:Name="NewMemberButton" Content="Neu" Click="NewMemberButton_Click"
-        <TextBox x:Name="FamilyName" HorizontalAlignment="Left" Margin="351,129,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183" IsReadOnly="True"/>
+                HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="10,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
-        <Button x:Name="Edit_Member" Content="Mitglied bearbeiten" HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="130,407,0,20" Click="Edit_Member_Button_Click" IsEnabled="False" FontSize="14" Padding="3,3,3,3"/>
+        <Button x:Name="EditMemberButton" Content="Bearbeiten" Click="EditMemberButton_Click" IsEnabled="False"
-        <Button x:Name="Add_Member" Content="Mitglied erstellen" HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="10,407,0,20" Click="Add_Member_Button_Click" FontSize="14" Padding="3,3,3,3"/>
+                HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="115,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
-        <TextBox x:Name="Plz" HorizontalAlignment="Left" Margin="351,191,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="120" TextChanged="Plz_TextChanged"/>
+        <Button x:Name="DeleteMemberButton" Content="Löschen" Click="DeleteMemberButton_Click" IsEnabled="False"
-        <ComboBox x:Name="Ort" HorizontalAlignment="Left" Margin="498,189,0,0" VerticalAlignment="Top" Width="200" ItemTemplate="{StaticResource PostalDestComboBoxTemplate}"/>
+                HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="220,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
+
+        <Button x:Name="SaveButton" Content="Speichern" Click="SaveButton_Click" IsEnabled="False" Visibility="Hidden"
+            HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="10,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
+        <Button x:Name="ResetButton" Content="Zurücksetzen" Click="ResetButton_Click" IsEnabled="False" Visibility="Hidden"
+            HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="115,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
+        <Button x:Name="CancelButton" Content="Abbrechen" Click="CancelButton_Click" IsEnabled="False" Visibility="Hidden"
+            HorizontalAlignment="Left" VerticalAlignment="Bottom" Margin="220,0,0,10" FontSize="14" Padding="3,3,3,3" Width="100" Height="27.5"/>
+
+        <TextBox x:Name="MgNrInput" IsReadOnly="True"
+                 HorizontalAlignment="Left" Margin="351,26,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183" FontSize="14"/>
+        <TextBox x:Name="GivenNameInput" IsReadOnly="True"
+                 HorizontalAlignment="Left" Margin="351,52,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183"/>
+        <TextBox x:Name="FamilyNameInput" IsReadOnly="True"
+                 HorizontalAlignment="Left" Margin="351,75,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183"/>
+
+        <TextBox x:Name="AddressInput" IsReadOnly="True"
+                 HorizontalAlignment="Left" Margin="351,166,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="183"/>
+        <TextBox x:Name="PlzInput" IsReadOnly="True"
+                 TextChanged="PlzInput_TextChanged"
+                 HorizontalAlignment="Left" Margin="351,191,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="60"/>
+        <ComboBox x:Name="OrtInput" ItemTemplate="{StaticResource PostalDestComboBoxTemplate}" IsEnabled="False"
+                  HorizontalAlignment="Left" Margin="416,189,0,0" VerticalAlignment="Top" Width="200"/>
+
+        <ComboBox x:Name="BranchInput" ItemTemplate="{StaticResource BranchTemplate}" IsEnabled="False"
+                  HorizontalAlignment="Left" Margin="351,242,0,0" VerticalAlignment="Top" Width="120"/>
+        <ComboBox x:Name="DefaultKgInput" ItemTemplate="{StaticResource KgTemplate}" IsEnabled="False"
+            HorizontalAlignment="Left" Margin="351,269,0,0" VerticalAlignment="Top" Width="120"/>
+
     </Grid>
 </Window>

WGneu/Windows/MemberListWindow.xaml.cs

@@ -1,8 +1,11 @@
-using Microsoft.EntityFrameworkCore;
+using Microsoft.Data.Sqlite;
+using Microsoft.EntityFrameworkCore;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Diagnostics.Metrics;
 using System.Linq;
+using System.Net;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows;
@@ -18,12 +21,11 @@ using WGneu.Models;
 
 namespace WGneu.Windows
 {
-    /// <summary>
-    /// Interaktionslogik für Window1.xaml
-    /// </summary>
     public partial class MemberListWindow : Window
     {
-        private readonly WgContext _context = new WgContext();
+        private bool isEditing = false;
+        private bool isCreating = false;
+        private readonly WgContext context = new();
 
         public MemberListWindow()
         {
@@ -32,79 +34,255 @@ namespace WGneu.Windows
 
         private void Window_Loaded(object sender, RoutedEventArgs e)
         {
-            Refresh_Member_Data();
+            RefreshMemberList();
+            BranchInput.ItemsSource = context.Branches.ToList();
+            DefaultKgInput.ItemsSource = context.WbKgs.Select(k => k.Kg).ToList();
         }
 
         protected override void OnClosing(CancelEventArgs e)
         {
-            _context.Dispose();
+            context.Dispose();
             base.OnClosing(e);
         }
 
+        private void RefreshMemberList()
+        {
+            context.Members.Load();
+            MemberList.ItemsSource = context.Members.ToList();
+
+            Member m = (Member)MemberList.SelectedItem;
+            if (m != null)
+            {
+                EditMemberButton.IsEnabled = true;
+                FillInputs(m);
+            }
+        }
+
         private void MemberList_SelectionChanged(object sender, SelectionChangedEventArgs e)
         {
             Member m = (Member) MemberList.SelectedItem;
-            MgNr.Text = m.MgNr.ToString();
+            if (m == null)
-            GivenName.Text = m.GivenName;
+                return;
-            FamilyName.Text = m.FamilyName;
 
-            AT_Plz? p = m.PostalDest.Plz(_context);
+            FillInputs(m);
+            EditMemberButton.IsEnabled = true;
+        }
+
+        private void PlzInput_TextChanged(object sender, RoutedEventArgs e)
+        {
+            if (PlzInput.Text.Length == 4 && PlzInput.Text.All(char.IsDigit))
+            {
+                int plz = int.Parse(PlzInput.Text);
+                var o = context.Postleitzahlen.Where(p => p.Plz == plz).ToHashSet();
+                OrtInput.ItemsSource = o;
+                OrtInput.SelectedItem = null;
+            }
+        }
+
+        private void NewMemberButton_Click(object sender, RoutedEventArgs e)
+        {
+            isCreating = true;
+            MemberList.IsEnabled = false;
+
+            // TODO fill input fields
+
+            ClearInputs();
+            MgNrInput.Text = (context.Members.Select(m => m.MgNr).Max() + 1).ToString();
+
+            HideNewEditDeleteButtons();
+            ShowSaveResetCancelButtons();
+            UnlockInputs();
+        }
+
+        private void EditMemberButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (MemberList.SelectedItem == null)
+                return;
+
+            isEditing = true;
+            MemberList.IsEnabled = false;
+
+            HideNewEditDeleteButtons();
+            ShowSaveResetCancelButtons();
+            UnlockInputs();
+        }
+
+        private void DeleteMemberButton_Click(object sender, RoutedEventArgs e)
+        {
+            // TODO delete member button
+        }
+
+        private void SaveButton_Click(object sender, RoutedEventArgs e)
+        {
+            // TODO only allow to click button, if values were checked
+
+            int originalMgNr = -1;
+            Member? m = null;
+            if (isEditing)
+            {
+                m = (Member)MemberList.SelectedItem;
+                originalMgNr = m.MgNr;
+            }
+            else if (isCreating)
+            {
+                m = new();
+            }
+
+            m.MgNr = int.Parse(MgNrInput.Text);
+            m.GivenName = GivenNameInput.Text;
+            m.FamilyName = FamilyNameInput.Text;
+            m.ZwstId = ((Branch)BranchInput.SelectedItem).ZwstId;
+            m.CountryCode = "AT";
+            m.PostalDestId = ((AT_Plz)OrtInput.SelectedItem).Id;
+            m.Address = AddressInput.Text;
+            m.DefaultKgNr = ((AT_Kg)DefaultKgInput.SelectedItem).KgNr;
+
+            try
+            {
+                if (isEditing)
+                {
+                    context.Update(m);
+                }
+                else if (isCreating)
+                {
+                    context.Add(m);
+                }
+
+                context.SaveChanges();
+            }
+            catch (Exception exc)
+            {
+                MessageBox.Show(
+                    "Der Eintrag konnte nicht in der Datenbank aktualisiert werden!\n\n" + exc.Message.ToString(),
+                    "Mitglied aktualisieren", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+            finally
+            {
+                isEditing = false;
+                isCreating = false;
+                MemberList.IsEnabled = true;
+                HideSaveResetCancelButtons();
+                ShowNewEditDeleteButtons();
+                LockInputs();
+                RefreshMemberList();
+            }
+        }
+
+        private void ResetButton_Click(object sender, RoutedEventArgs e)
+        {
+            // TODO reset button
+        }
+
+        private void CancelButton_Click(object sender, RoutedEventArgs e)
+        {
+            isEditing = false;
+            isCreating = false;
+            MemberList.IsEnabled = true;
+            HideSaveResetCancelButtons();
+            ShowNewEditDeleteButtons();
+            LockInputs();
+        }
+
+        private void ShowSaveResetCancelButtons()
+        {
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = false;
+            CancelButton.IsEnabled = true;
+            SaveButton.Visibility = Visibility.Visible;
+            ResetButton.Visibility = Visibility.Visible;
+            CancelButton.Visibility = Visibility.Visible;
+        }
+
+        private void HideSaveResetCancelButtons()
+        {
+            SaveButton.IsEnabled = false;
+            ResetButton.IsEnabled = false;
+            CancelButton.IsEnabled = false;
+            SaveButton.Visibility = Visibility.Hidden;
+            ResetButton.Visibility = Visibility.Hidden;
+            CancelButton.Visibility = Visibility.Hidden;
+        }
+
+        private void ShowNewEditDeleteButtons()
+        {
+            NewMemberButton.IsEnabled = true;
+            EditMemberButton.IsEnabled = MemberList.SelectedItem != null;
+            DeleteMemberButton.IsEnabled = true;
+            NewMemberButton.Visibility = Visibility.Visible;
+            EditMemberButton.Visibility = Visibility.Visible;
+            DeleteMemberButton.Visibility = Visibility.Visible;
+        }
+
+        private void HideNewEditDeleteButtons()
+        {
+            NewMemberButton.IsEnabled = false;
+            EditMemberButton.IsEnabled = false;
+            DeleteMemberButton.IsEnabled = false;
+            NewMemberButton.Visibility = Visibility.Hidden;
+            EditMemberButton.Visibility = Visibility.Hidden;
+            DeleteMemberButton.Visibility = Visibility.Hidden;
+        }
+
+        private void LockInputs()
+        {
+            MgNrInput.IsReadOnly = true;
+            GivenNameInput.IsReadOnly = true;
+            FamilyNameInput.IsReadOnly = true;
+            AddressInput.IsReadOnly = true;
+            PlzInput.IsReadOnly = true;
+            OrtInput.IsEnabled = false;
+            BranchInput.IsEnabled = false;
+            DefaultKgInput.IsEnabled = false;
+        }
+
+        private void UnlockInputs()
+        {
+            MgNrInput.IsReadOnly = false;
+            GivenNameInput.IsReadOnly = false;
+            FamilyNameInput.IsReadOnly = false;
+            AddressInput.IsReadOnly = false;
+            PlzInput.IsReadOnly = false;
+            OrtInput.IsEnabled = true;
+            BranchInput.IsEnabled = true;
+            DefaultKgInput.IsEnabled = true;
+        }
+
+        private void FillInputs(Member m)
+        {
+            MgNrInput.Text = m.MgNr.ToString();
+            GivenNameInput.Text = m.GivenName;
+            FamilyNameInput.Text = m.FamilyName;
+            BranchInput.SelectedItem = m.Branch;
+            DefaultKgInput.SelectedItem = m.DefaultKg;
+            AddressInput.Text = m.Address;
+
+            // TODO PostalDest may be null after creation?
+            AT_Plz? p = m.PostalDest.Plz(context);
             if (p != null)
             {
-                Plz.Text = p.Plz.ToString();
+                PlzInput.Text = p.Plz.ToString();
 
-                var o = p.Orte(_context);
+                var o = p.Orte(context);
-                Ort.ItemsSource = o;
+                OrtInput.ItemsSource = o;
-                Ort.SelectedItem = p;
+                OrtInput.SelectedItem = p;
             }
             else
             {
-                Ort.ItemsSource = null;
+                OrtInput.ItemsSource = null;
-                Ort.SelectedItem = null;
+                OrtInput.SelectedItem = null;
+            }
         }
 
-
+        private void ClearInputs()
-            Edit_Member.IsEnabled = true;
-        }
-
-        private void Plz_TextChanged(object sender, RoutedEventArgs e)
         {
-            if (Plz.Text.Length == 4 && Plz.Text.All(char.IsDigit))
+            MgNrInput.Text = "";
-            {
+            GivenNameInput.Text = "";
-                int plz = int.Parse(Plz.Text);
+            FamilyNameInput.Text = "";
-                var o = _context.Postleitzahlen.Where(p => p.Plz == plz).ToHashSet();
+            BranchInput.SelectedItem = null;
-                Ort.ItemsSource = o;
+            PlzInput.Text = "";
-                Ort.SelectedItem = null;
+            OrtInput.SelectedItem = null;
-            }
+            AddressInput.Text = "";
-        }
+            DefaultKgInput.SelectedItem = null;
-
-        private void Edit_Member_Button_Click(object sender, RoutedEventArgs e)
-        {
-            Member m = (Member)MemberList.SelectedItem;
-
-            if (m == null) return;
-
-            MemberEditWindow w = new MemberEditWindow(m, _context);
-            w.Event += new EventHandler(Refresh_Member_Data_Event);
-            w.Show();
-        }
-
-        private void Add_Member_Button_Click(object sender, RoutedEventArgs e)
-        {
-            MemberAddWindow w = new MemberAddWindow(_context);
-            w.Event += new EventHandler(Refresh_Member_Data_Event);
-            w.Show();
-        }
-
-        private void Refresh_Member_Data()
-        {
-            _context.Members.Load();
-            MemberList.ItemsSource = _context.Members.ToList();
-        }
-
-        private void Refresh_Member_Data_Event(object sender, EventArgs e)
-        {
-            Refresh_Member_Data();
         }
     }
 }