SeciSplashscreen.xaml.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
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 System.Runtime.InteropServices;
using System.Windows.Interop;

namespace SeciUserInterface.Forms
{
    public partial class SeciSplashscreen : Window
    {
        private const int GWL_STYLE = -16;
        private const int WS_SYSMENU = 0x80000;
        [DllImport("user32.dll", SetLastError = true)]
        private static extern int GetWindowLong(IntPtr hWnd, int nIndex);
        [DllImport("user32.dll")]
        private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);

        public SeciSplashscreen(String message, Window owner)
        {
            InitializeComponent();
            txtMessage.Text = message;
            try
            {
                Owner = owner;
                WindowStartupLocation = System.Windows.WindowStartupLocation.CenterOwner;
            }
            catch
            {
                WindowStartupLocation = System.Windows.WindowStartupLocation.CenterScreen;
            }
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            var hwnd = new WindowInteropHelper(this).Handle;
            SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_SYSMENU);
        }
    }
}