internal void _SetImageIndex(int index)
{
this.iImage = index;
if (this.iImage >= 0)
{
this.fFormat |= NativeHeader.HDF_IMAGE;
}
else
{
if (this.iImage != -1)
{
throw new ArgumentException(ErrMsg.InvVal(index.ToString()), "value");
}
this.fFormat &= (~NativeHeader.HDF_IMAGE);
}
}
internal void _SetImageAlign(LeftRightAlignment enValue)
{
int nFlag;
const int fMask = NativeHeader.HDF_BITMAP_ON_RIGHT;
switch (enValue)
{
case LeftRightAlignment.Left:
nFlag = 0;
break;
case LeftRightAlignment.Right:
nFlag = NativeHeader.HDF_BITMAP_ON_RIGHT;
break;
default:
throw new NotSupportedException(ErrMsg.InvVal(enValue.ToString()), null);
}
this.fFormat &= (~fMask);
this.fFormat |= nFlag;
}