using System.Runtime.InteropServices;

using System.Drawing;

namespace Caffeinated;

internal static class NativeMethods {

[DllImport("kernel32.dll")]

public static extern uint SetThreadExecutionState(uint esFlags);

public const uint ES_CONTINUOUS = 0x80000000;

public const uint ES_SYSTEM_REQUIRED = 0x00000001;

public const uint ES_DISPLAY_REQUIRED = 0x00000002;

[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]

public static extern int RegisterApplicationRestart(

string? pwzCommandline,

int dwFlags);

public const int RESTART_NO_CRASH = 1;

public const int RESTART_NO_HANG = 2;

public const int RESTART_NO_PATCH = 4;

public const int RESTART_NO_REBOOT = 8;

[StructLayout(LayoutKind.Sequential)]

public struct NOTIFYICONIDENTIFIER {

public int cbSize;

public nint hWnd;

public uint uID;

public System.Guid guidItem;

}

[DllImport("shell32.dll", SetLastError = true)]

public static extern int Shell_NotifyIconGetRect(

[In] ref NOTIFYICONIDENTIFIER identifier,

[Out] out RECT iconLocation);

[DllImport("user32.dll")]

public static extern uint GetDpiForWindow(nint hwnd);

[DllImport("user32.dll")]

public static extern int GetSystemMetricsForDpi(int nIndex, uint dpi);

public const int SM_CXSMICON = 49;

public const int SM_CYSMICON = 50;

[StructLayout(LayoutKind.Sequential)]

public struct RECT {

public int left;

public int top;

public int right;

public int bottom;

public Rectangle ToRectangle() {

return Rectangle.FromLTRB(left, top, right, bottom);

}

}

}