<Window x:Class="Login.MainWindow"
        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:Login"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
	<StackPanel x:Name="stpLogin">
		<StackPanel>
			<TextBlock Text="Login" HorizontalAlignment="Center" FontSize="20" FontFamily="Times New Roman"></TextBlock>
			<StackPanel Orientation="Horizontal">
				<TextBlock Text="UserName: " FontSize="20"></TextBlock>
				<TextBlock Text="  "></TextBlock>
				<TextBox Width="200"></TextBox>
			</StackPanel>
			<StackPanel Orientation="Horizontal">
				<TextBlock Text="Password: " FontSize="20"></TextBlock>
				<TextBlock Text="     "></TextBlock>
				<PasswordBox Width="200"></PasswordBox>
			</StackPanel>
		</StackPanel>
    </StackPanel>
</Window>
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

<Window x:Class="QRCodeToLogin.MainWindow"
        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:QRCodeToLogin"
		xmlns:Duc="clr-namespace:Login;assembly=Login"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
	<Window.DataContext>
		<Duc:MainWindow></Duc:MainWindow>
	</Window.DataContext>
	<StackPanel>
		<TextBlock Text="QR Code"></TextBlock>
		<Image x:Name="imgQR" Source="{Binding Login}" Width="200" Height="200"></Image>
		<TextBox Text="{Binding Login}" x:Name="txtQRCode"></TextBox>
		<Button Content="QR Generate" Click="Button_Click"></Button>
    </StackPanel>
</Window>
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

using QRCoder;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
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.Navigation;
using System.Windows.Shapes;

namespace QRCodeToLogin
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            QRCodeGenerator qr = new QRCodeGenerator();
            QRCodeData data = qr.CreateQrCode(txtQRCode.Text, QRCodeGenerator.ECCLevel.Q);
            QRCode code = new QRCode(data);
            Bitmap QRCodeImage = code.GetGraphic(5);
            imgQR.Source = BitmapToImageSource(QRCodeImage);
        }
        private ImageSource BitmapToImageSource(Bitmap Bitmap)
        {
            using (MemoryStream memory = new MemoryStream())
            {
                Bitmap.Save(memory, System.Drawing.Imaging.ImageFormat.Bmp);
                memory.Position = 0;
                BitmapImage bitmapImage = new BitmapImage();
                bitmapImage.BeginInit();
                bitmapImage.StreamSource = memory;
                bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
                bitmapImage.EndInit();
                return bitmapImage;
            }
        }
    }
}
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55