// Decompiled with JetBrains decompiler
// Type: CarotDAV.WallMarkListView
// Assembly: CarotDAV, Version=1.13.2.18337, Culture=neutral, PublicKeyToken=null
// MVID: C31F2651-A4A8-4D09-916A-8C6106F5E7C8
// Assembly location: F:\Eigene Dateien\Dropbox\portable Collection\Progs\CarotDAV\CarotDAV.exe

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

namespace CarotDAV
{
  public class WallMarkListView : ListView
  {
    private const int LVM_FIRST = 4096;
    private const int LVM_SETBKIMAGE = 4234;
    private const int LVM_GETBKCOLOR = 4096;
    private const int LVM_SETTILEINFO = 4260;
    private const int LVIS_CUT = 4;
    private const int LVIS_DROPHILITED = 8;
    private const int LVIS_GLOW = 16;
    private const int LVIS_ACTIVATING = 32;
    private const int LVIS_OVERLAYMASK = 3840;
    private const int LVM_SETIMAGELIST = 4099;
    private const int LVM_SETITEMSTATE = 4139;

    public WallMarkListView()
    {
      int num = (int) Application.OleRequired();
      this.DoubleBuffered = true;
    }

    protected override void CreateHandle()
    {
      base.CreateHandle();
      if (this.BackgroundImage == null)
        return;
      this.SetBackgroundImage();
    }

    protected override void OnBackgroundImageChanged(EventArgs e)
    {
      this.SetBackgroundImage();
    }

    protected override void OnEnabledChanged(EventArgs e)
    {
      base.OnEnabledChanged(e);
      this.SetBackgroundImage();
    }

    public void SetBackgroundImage()
    {
      int num = (int) Application.OleRequired();
      WallMarkListView.LVBKIMAGE lParam = new WallMarkListView.LVBKIMAGE();
      lParam.ulFlags = WallMarkListView.LVBKIF.LVBKIF_SOURCE_NONE;
      WallMarkListView.SendMessage(this.Handle, 4234, IntPtr.Zero, lParam);
      if (this.BackgroundImage == null)
      {
        lParam.ulFlags = WallMarkListView.LVBKIF.LVBKIF_SOURCE_NONE;
        lParam.hBmp = IntPtr.Zero;
        WallMarkListView.SendMessage(this.Handle, 4234, IntPtr.Zero, lParam);
      }
      else
      {
        lParam.ulFlags = WallMarkListView.LVBKIF.LVBKIF_TYPE_WATERMARK;
        using (Bitmap bitmap = new Bitmap(this.BackgroundImage.Width, this.BackgroundImage.Height, PixelFormat.Format32bppArgb))
        {
          Color color = !this.Enabled ? SystemColors.Control : this.BackColor;
          using (Graphics graphics = Graphics.FromImage((Image) bitmap))
          {
            graphics.Clear(color);
            graphics.DrawImage(this.BackgroundImage, 0, 0);
          }
          lParam.hBmp = bitmap.GetHbitmap();
        }
        WallMarkListView.SendMessage(this.Handle, 4234, IntPtr.Zero, lParam);
      }
      this.Invalidate();
    }

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, WallMarkListView.LVBKIMAGE lParam);

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, WallMarkListView.LVTILEINFO lParam);

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, WallMarkListView.LVITEM lParam);

    [DllImport("comctl32.dll")]
    private static extern int ImageList_SetOverlayImage(IntPtr himl, int iImage, int iOverlay);

    public void SetTileVisibleColumn(int itemindex, int[] columns)
    {
      if (columns == null)
        columns = new int[0];
      WallMarkListView.LVTILEINFO lParam = new WallMarkListView.LVTILEINFO();
      lParam.cbSize = checked ((uint) Marshal.SizeOf((object) lParam));
      lParam.iItem = itemindex;
      lParam.cColumns = checked ((uint) columns.Length);
      lParam.puColumns = Marshal.AllocHGlobal(checked (columns.Length * 4));
      int num1 = 0;
      int num2 = checked (columns.Length - 1);
      int index = num1;
      while (index <= num2)
      {
        Marshal.WriteInt32(lParam.puColumns, checked (index * 4), columns[index]);
        checked { ++index; }
      }
      WallMarkListView.SendMessage(this.Handle, 4260, IntPtr.Zero, lParam);
      Marshal.FreeHGlobal(lParam.puColumns);
    }

    public static void SetOverlayIcon(ImageList imagelist, int index, int overlayindex)
    {
      WallMarkListView.ImageList_SetOverlayImage(imagelist.Handle, index, overlayindex);
    }

    public static void ListViewOverlay(ListViewItem listitem, uint overlayIndex)
    {
      if ((long) overlayIndex > 15L)
        throw new ArgumentOutOfRangeException(nameof (overlayIndex));
      WallMarkListView.SendMessage(listitem.ListView.Handle, 4139, new IntPtr(listitem.Index), new WallMarkListView.LVITEM()
      {
        stateMask = 3840,
        state = checked ((int) (((long) overlayIndex & 15L) << 8))
      });
    }

    public static void ListViewItemSetStateCut(ListViewItem listitem, bool value)
    {
      WallMarkListView.SendMessage(listitem.ListView.Handle, 4139, new IntPtr(listitem.Index), new WallMarkListView.LVITEM()
      {
        stateMask = 4,
        state = !value ? 0 : 4
      });
    }

    public static void ListViewItemSetStateDropHilited(ListViewItem listitem, bool value)
    {
      WallMarkListView.SendMessage(listitem.ListView.Handle, 4139, new IntPtr(listitem.Index), new WallMarkListView.LVITEM()
      {
        stateMask = 8,
        state = !value ? 0 : 8
      });
    }

    [Flags]
    private enum LVBKIF
    {
      LVBKIF_SOURCE_NONE = 0,
      LVBKIF_SOURCE_HBITMAP = 1,
      LVBKIF_SOURCE_URL = 2,
      LVBKIF_SOURCE_MASK = LVBKIF_SOURCE_URL | LVBKIF_SOURCE_HBITMAP,
      LVBKIF_STYLE_NORMAL = 0,
      LVBKIF_STYLE_TIKE = 16,
      LVBKIF_STYLE_MASK = LVBKIF_STYLE_TIKE,
      LVBKIF_TYPE_WATERMARK = 268435456,
    }

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
    private class LVBKIMAGE
    {
      public WallMarkListView.LVBKIF ulFlags;
      public IntPtr hBmp;
      public string pszImage;
      public uint cchImageMax;
      public int xOffset;
      public int yOffset;
    }

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
    private class LVTILEINFO
    {
      public uint cbSize;
      public int iItem;
      public uint cColumns;
      public IntPtr puColumns;
    }

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
    public class LVITEM
    {
      public int mask;
      public int iItem;
      public int iSubItem;
      public int state;
      public int stateMask;
      public string pszText;
      public int cchTextMax;
      public int iImage;
      public IntPtr lParam;
      public int iIndent;
      public int iGroupId;
      public int cColumns;
      public IntPtr puColumns;
    }
  }
}