private void ShowDataList()
{
if (tb != null)
{
if (this.FindForm() != null)
{
var frm = this.FindForm();
Point p = getPoint();
int flag = 0;
if (flag == 0)
{
int x = p.X;
int y = p.Y + this.Height + 1;
Point p1 = new Point(x, y);
Point p2 = new Point(x + dataList.Width, y + dataList.Height);
Rectangle r = new Rectangle(0, 0, frm.Width, frm.Height);
if (r.Contains(p1) && r.Contains(p2))
{
dataList.Left = x;
dataList.Top = y;
flag = 1;
}
}
if (flag == 0)
{
int x = p.X + this.Width - dataList.Width;
int y = p.Y + this.Height + 1;
Point p1 = new Point(x, y);
Point p2 = new Point(x + dataList.Width, y + dataList.Height);
Rectangle r = new Rectangle(0, 0, frm.Width, frm.Height);
if (r.Contains(p1) && r.Contains(p2))
{
dataList.Left = x;
dataList.Top = y;
flag = 1;
}
}
if (flag == 0)
{
int x = p.X;
int y = p.Y - dataList.Height;
Point p1 = new Point(x, y);
Point p2 = new Point(x + dataList.Width, y + dataList.Height);
Rectangle r = new Rectangle(0, 0, frm.Width, frm.Height);
if (r.Contains(p1) && r.Contains(p2))
{
dataList.Left = x;
dataList.Top = y;
flag = 1;
}
}
if (flag == 0)
{
int x = p.X + this.Width - dataList.Width;
int y = p.Y - dataList.Height;
Point p1 = new Point(x, y);
Point p2 = new Point(x + dataList.Width, y + dataList.Height);
Rectangle r = new Rectangle(0, 0, frm.Width, frm.Height);
if (r.Contains(p1) && r.Contains(p2))
{
dataList.Left = x;
dataList.Top = y;
flag = 1;
}
}
if (flag == 0)
{
dataList.Left = p.X;
dataList.Top = p.Y + this.Height;
}
//
dataList.Visible = true;
frm.Controls.Add(dataList);
dataList.BringToFront();
//
}
}
}
