public DBTableInfo(ParentForm parent, OleDbConnection conn)
{
if (conn.State == ConnectionState.Open)
{
InitializeComponent();
this.OleConn = conn;
leftpanelShowTable(conn);
}
else
{
AlertForm_input("查询出错,请先连接数据库");
}
}
public AlertInfo(ParentForm parent)
{
InitializeComponent();
this.MdiParent = parent;
this.Parent = parent.DBPanel; //设置子窗体的容器为父窗体的panel；
int width = (parent.DBPanel.Size.Width - 300) / 2; //动态居中，alertForm的大小为300，300
int heigth = (parent.DBPanel.Height - 300) / 2;
this.Anchor = AnchorStyles.None;
this.Location = new Point(width, heigth);
this.BringToFront();//把警告页面放到最上面展示
this.Activate();
}
public DBTableInfo(ParentForm parent, OleDbConnection conn)
{
if (conn.State == ConnectionState.Open)
{
InitializeComponent();
this.OleConn = conn;
leftpanelShowTable(conn);
}
else
{
AlertInfo alert = new AlertInfo(parent);
alert.ShowInfo.Text = "查询出错,请先连接数据库";
alert.Show();
}
}
public ChildForm(ParentForm parent)
{
InitializeComponent();
this.MdiParent = parent;
}