emoacht

[ComImport]
[Guid("3E68D4BD-7135-4D10-8018-9FB6D9F33FA1")]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
public interface IInitializeWithWindow
{
    void Initialize(IntPtr hwnd);
}

public void SetOwnerWindow(StoreContext context, Window window)
{

emoacht

using System;
using System.Net.NetworkInformation;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Interop;
using Windows.Services.Store;
using WinRT.Interop;

internal static class StoreHelper
{

emoacht

[ValueConversion(typeof(bool), typeof(Brush))]
	public class BooleanToBrushConverter : IValueConverter
	{
		public Brush TrueBrush { get; set; } = Brushes.Gray;
		public Brush FalseBrush { get; set; } = Brushes.Gray;

		public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
		{
			return value switch
			{

emoacht

using System;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Interop;

public class WindowCenterMover
{
    #region Win32

    [DllImport("User32.dll")]

emoacht

using System;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Forms;

public class NotifyIconHolder
{
    public event EventHandler<Point>? MouseRightClick;
    public event EventHandler<Point>? MouseLeftClick;
    public event EventHandler<Point>? MouseDoubleClick;

emoacht

public static class PopupHelper
{
    [DllImport("User32.dll")]
    [return: MarshalAs(UnmanagedType.Bool)]
    private static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);

    [StructLayout(LayoutKind.Sequential)]
    private struct RECT
    {
        public int Left;

emoacht

using System;
using System.Globalization;

public class Program
{
    static void Main(string[] args)
    {
        foreach (var c in CultureInfo.GetCultures(CultureTypes.AllCultures))
            Console.WriteLine(c);

emoacht

public static class ContextMenuHelper
{
    public static Point GetRelativePositionFromTarget(this ContextMenu source)
    {
        return source.TranslatePoint(new Point(0, 0), source.PlacementTarget);
    }
}

emoacht

using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

public static class TreeViewHelper
{
    public static double? GetLeftMargin(DependencyObject obj)
    {
        return (double?)obj.GetValue(LeftMarginProperty);
    }

emoacht

public class ListViewHelper
{
    public static int GetIndex(object item)
    {
        if (item is not ListViewItem listViewItem)
            return -1;

        ListView listView = (ListView)ItemsControl.ItemsControlFromItemContainer(listViewItem);
        return listView.ItemContainerGenerator.IndexFromContainer(listViewItem);
    }