// Token: 0x060000FB RID: 251 RVA: 0x000066C0 File Offset: 0x000048C0
public void InitializeScrollbar(IntPtr handle, int height, int autoScrollOffsetY)
{
CustomScrollbar.SCROLLINFO scrollinfo = default(CustomScrollbar.SCROLLINFO);
scrollinfo.Size = (uint)Marshal.SizeOf(scrollinfo);
scrollinfo.Mask = 23U;
CustomScrollbar.GetScrollInfo(handle, 1, ref scrollinfo);
this.Minimum = 0;
this.Maximum = scrollinfo.Max;
this.LargeChange = this.Maximum / base.Height + height;
this.SmallChange = 15;
this.Value = Math.Abs(autoScrollOffsetY);
}
// Token: 0x060000FD RID: 253 RVA: 0x000067D4 File Offset: 0x000049D4
internal void MoveScrollbar(IntPtr handle, int keyCode)
{
CustomScrollbar.SCROLLINFO scrollinfo = default(CustomScrollbar.SCROLLINFO);
scrollinfo.Size = (uint)Marshal.SizeOf(scrollinfo);
scrollinfo.Mask = 23U;
CustomScrollbar.GetScrollInfo(handle, 1, ref scrollinfo);
IntPtr wParam = new IntPtr(5 + 65536 * scrollinfo.Pos);
switch (keyCode)
{
case 0:
scrollinfo.Pos--;
wParam = new IntPtr(0);
break;
case 1:
scrollinfo.Pos++;
wParam = new IntPtr(1);
break;
case 2:
scrollinfo.Pos -= Convert.ToInt32(scrollinfo.Page);
wParam = new IntPtr(2);
break;
case 3:
scrollinfo.Pos += Convert.ToInt32(scrollinfo.Page);
wParam = new IntPtr(3);
break;
}
if (scrollinfo.Pos > scrollinfo.Max)
{
scrollinfo.Pos = scrollinfo.Max;
}
scrollinfo.Mask = 4U;
CustomScrollbar.SetScrollInfo(handle, 1, ref scrollinfo, true);
IntPtr lParam = new IntPtr(0);
CustomScrollbar.SendMessage(handle, 277U, wParam, lParam);
CustomScrollbar.GetScrollInfo(handle, 1, ref scrollinfo);
this.Value = scrollinfo.Pos;
}
// Token: 0x060000FC RID: 252 RVA: 0x00006738 File Offset: 0x00004938
public void CustomScroll(IntPtr handle, int units)
{
IntPtr lParam = new IntPtr(0);
CustomScrollbar.SCROLLINFO scrollinfo = default(CustomScrollbar.SCROLLINFO);
scrollinfo.Size = (uint)Marshal.SizeOf(scrollinfo);
scrollinfo.Mask = 23U;
CustomScrollbar.GetScrollInfo(handle, 1, ref scrollinfo);
IntPtr wParam;
if (units < scrollinfo.Max)
{
scrollinfo.Pos = units;
}
else
{
wParam = new IntPtr(8);
CustomScrollbar.SendMessage(handle, 277U, wParam, lParam);
}
CustomScrollbar.SetScrollInfo(handle, 1, ref scrollinfo, true);
wParam = new IntPtr(5 + 65536 * scrollinfo.Pos);
CustomScrollbar.SendMessage(handle, 277U, wParam, lParam);
}
private static extern int SetScrollInfo(IntPtr hwnd, int fnBar, [In] ref CustomScrollbar.SCROLLINFO lpsi, bool fRedraw);
private static extern bool GetScrollInfo(IntPtr hwnd, int fnBar, ref CustomScrollbar.SCROLLINFO lpsi);
