private void treeView1_AfterSelect(object sender, TreeViewEventArgs e) { try { TreeNode node = treeView1.SelectedNode; if (node.Text == "Manage User") { UserForm usersetup = new UserForm(); usersetup.MdiParent = this; usersetup.Dock = DockStyle.Fill; usersetup.Show(); } if (node.Text == "Manage Inventory") { InventoryForm inventory = new InventoryForm(); inventory.MdiParent = this; inventory.Dock = DockStyle.Fill; inventory.Show(); } if (node.Text == "Employee Details") { EmployeeForm employee = new EmployeeForm(); employee.MdiParent = this; employee.Dock = DockStyle.Fill; employee.Show(); } if (node.Text == "Transaction") { TransactionForm transac = new TransactionForm(); transac.MdiParent = this; transac.Dock = DockStyle.Fill; transac.Show(); } if (node.Text == "Designation") { DesignationForm desig = new DesignationForm(); desig.MdiParent = this; desig.Dock = DockStyle.Fill; desig.Show(); } if (node.Text == "Generate Reports") { ReportForm report = new ReportForm(); report.MdiParent = this; report.Dock = DockStyle.Fill; report.Show(); } } catch (Exception ex) { MessageBox.Show(ex.Message); } }