private void treeView1_DoubleClick(object sender, EventArgs e)
        {
            if (curForm != null)
            {
                curForm.Close();
                curForm = null;
            }

            AddLog(treeView1.SelectedNode.Text);
            if (treeView1.SelectedNode.Text.Equals("资产登记"))
            {
               // MessageBox.Show(treeView1.SelectedNode.Text.ToString());
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssInput obj = new AssInput(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top; //AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
                //obj.Dock = DockStyle.Fill;
                obj.Show();

                curForm = obj;
            }
            else if(treeView1.SelectedNode.Text.Equals("资产管理"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssSupply obj = new AssSupply(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if(treeView1.SelectedNode.Text.Equals("资产历史"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                QryAssLog obj = new QryAssLog(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (treeView1.SelectedNode.Text.Equals("资产盘点"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                InvList obj = new InvList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
        }
        private void treeView1_DoubleClick(object sender, EventArgs e)
        {
            if (curForm != null)
            {
                curForm.Close();
                curForm = null;
            }

               // AddLog(treeView1.SelectedNode.Text);
            string sCurNode = treeView1.SelectedNode.Text;
            if (treeView1.SelectedNode.ForeColor == System.Drawing.Color.Gray)
            {
                sCurNode = "";
            }
            if (sCurNode.Equals("资产登记"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssInput obj = new AssInput(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("类别维护"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                CatList obj = new CatList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("人员维护"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                EmpList obj = new EmpList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("地点维护"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AddrList obj = new AddrList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("领用管理"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssSupply obj = new AssSupply(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("使用管理"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssUse obj = new AssUse(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("资产注销"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                AssLogoff obj = new AssLogoff(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("资产查询"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                QryAssList obj = new QryAssList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if(sCurNode.Equals("资产历史"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                QryAssLog obj = new QryAssLog(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
               //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("创建清单"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                InvList obj = new InvList(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else if (sCurNode.Equals("清单查询"))
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                InvListQry obj = new InvListQry(this);
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
            else
            {
                splitContainer1.Panel2.Controls.Clear();//这里是清空panel2中的控件的。
                Welcome obj = new Welcome();
                obj.TopLevel = false;
                obj.MdiParent = this;//这句代码也要写上,否则会出错。
                obj.Parent = splitContainer1.Panel2;   //Form3的parent是panel2.
                //obj.textBoxLog = textBoxLog;
                obj.FormBorderStyle = FormBorderStyle.None;
                obj.WindowState = FormWindowState.Maximized;
                obj.BringToFront();
                obj.Anchor = AnchorStyles.Left | AnchorStyles.Top;
                obj.Show();
                curForm = obj;
            }
        }