private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
{
if (customer == null)
{
if (treeView1.SelectedNode.Name == "allColumnHeader")
{
myDataGridView.DataSource = SqlManage.showAllUserOrder(0).Tables[0];
}
else if (treeView1.SelectedNode.Name == "dealedHeader")
{
myDataGridView.DataSource = SqlManage.showAllUserOrder(1).Tables[0];
}
else if (treeView1.SelectedNode.Name == "undealedHeader")
{
myDataGridView.DataSource = SqlManage.showAllUserOrder(2).Tables[0];
}
}
else
{
if (treeView1.SelectedNode.Name == "allColumnHeader")
{
myDataGridView.DataSource = SqlManage.showUserOrder(customer, 0).Tables[0];
}
else if (treeView1.SelectedNode.Name == "dealedHeader")
{
myDataGridView.DataSource = SqlManage.showUserOrder(customer, 1).Tables[0];
}
else if (treeView1.SelectedNode.Name == "undealedHeader")
{
myDataGridView.DataSource = SqlManage.showUserOrder(customer, 2).Tables[0];
}
}
}