87 lines
2.8 KiB
C#
87 lines
2.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Shapes;
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namespace ZKuP
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{
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/// <summary>
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/// Interaktionslogik für Cards.xaml
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/// </summary>
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public partial class Cards : Window
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{
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System.Data.DataTable karten = new System.Data.DataTable("karten");
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public Cards()
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{
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InitializeComponent();
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karten = SQL.ReadSQL("Select * from zkup.karten", karten).Result;
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dgCards.DataContext = karten;
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}
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private async void dgCards_PreviewKeyDown(object sender, KeyEventArgs e)
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{
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var dg = sender as DataGrid;
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var row = dg.SelectedItem as System.Data.DataRowView;
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var arr = row.Row.ItemArray;
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if (e.Key == Key.Delete)
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{
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if (MessageBox.Show(this, $"Karte {arr[1]},\nausgegeben an {arr[3]} wirklich entfernen?", "Karte entfernen?", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No) == MessageBoxResult.Yes)
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{
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await SQL.WriteSQL($"DELETE FROM zkup.karten WHERE `kartennr` = '{arr[1]}'");
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karten = SQL.ReadSQL("Select * FROM zkup.karten", karten).Result;
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dgCards.DataContext = karten;
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}
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}
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}
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private void btnAdd_Click(object sender, RoutedEventArgs e)
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{
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AddCardUser addCardUser = new AddCardUser();
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addCardUser.Owner = this;
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addCardUser.ShowDialog();
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karten = SQL.ReadSQL("Select * from zkup.karten", karten).Result;
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dgCards.DataContext = karten;
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}
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private void dgCards_SelectionChanged(object sender, SelectionChangedEventArgs e)
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{
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if (dgCards.SelectedIndex != -1) btnDelete.IsEnabled = true;
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else btnDelete.IsEnabled = false;
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}
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private async void btnDelete_Click(object sender, RoutedEventArgs e)
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{
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var dg = dgCards;
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var row = dg.SelectedItem as System.Data.DataRowView;
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var arr = row.Row.ItemArray;
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if(MessageBox.Show(this, $"Karte {arr[1]},\nausgegeben an {arr[3]} wirklich entfernen?", "Karte entfernen?", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No) == MessageBoxResult.Yes)
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{
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await SQL.WriteSQL($"DELETE FROM zkup.karten WHERE `kartennr` = '{arr[1]}'");
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karten = SQL.ReadSQL("Select * FROM zkup.karten", karten).Result;
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dgCards.DataContext = karten;
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}
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}
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}
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}
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