//------------------------------------------------------------------------------------
//Procedure: AddDepartment
//Purpose: Provides functionality for adding a department record
// Used by Insert button.
//Accepts: NA
//Returns: True if success, false if not
private bool AddDepartment()
{
bool blnResult = false;
Department newDepartment = new Department(ref m_DL);
newDepartment.ID = int.Parse(cboID.Text.Trim());
newDepartment.Name = txtName.Text;
//Write record to DB
blnResult = newDepartment.Update();
return blnResult;
}
//------------------------------------------------------------------------------------
//Procedure: UpdateDepartment
//Purpose: Provides functionality for updating a department record
// Used by Insert and Update buttons.
//Accepts: ref Department objDepartment: Department record to update
//Returns: True if success, false if not
private bool UpdateDepartment(ref Department objDepartment)
{
bool blnResult = false;
objDepartment.Name = txtName.Text;
//Write record to DB
blnResult = objDepartment.Update();
return blnResult;
}
//------------------------------------------------------------------------------------
//Procedure: GetCurrentDepartment
//Purpose: Gets the department record for the currently entered ID
// Used by Search functions.
//Accepts: ref Department objDepartment: Department object that was retrieved
//Returns: True if success, False if not
private bool GetCurrentDepartment(out Department objDepartment)
{
if (ValidateID(cboID.Text))
{
if (FindDepartment(cboID.Text, out objDepartment))
{
return true;
}
else
{
MessageBox.Show(this, String.Format("An existing department record was not found for ID: {0}", cboID.Text), "Department Not Found", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return false;
}
}
else
{
objDepartment = null;
return false;
}
}
//------------------------------------------------------------------------------------
//Procedure: FindDepartment
//Purpose: Provides functionality for retrieving a department record
// Used by Insert, Update, Delete and Search buttons.
//Accepts: string strID: ID of department record to find
// ref Department objDepartment: Department object that was found
//Returns: True if Department was retrieved, False if not
private bool FindDepartment(string strID, out Department objDepartment)
{
Department objDept;
int intID;
intID = Int32.Parse(strID.Trim());
objDept = new Department(ref m_DL);
objDept.Populate(intID);
if (!objDept.IsNew)
{
objDepartment = objDept;
return true;
}
objDepartment = null;
return false;
}
//------------------------------------------------------------------------------------
//Procedure: DisplayDepartment
//Purpose: Provides functionality for displaying a department record
// Used by Search, Next and Previous buttons.
//Accepts: ref Department objDepartment: department record to display
//Returns: NA
private void DisplayDepartment(ref Department objDepartment)
{
cboID.Text = objDepartment.ID.ToString();
txtName.Text = objDepartment.Name;
}
//------------------------------------------------------------------------------------
//Procedure: DeleteDepartment
//Purpose: Deletes a department record
// Used by Delete button.
//Accepts: ref Department objDeveloper: department record to delete
//Returns: True if success, false if not
private bool DeleteDepartment(ref Department objDepartment)
{
bool blnResult = false;
blnResult = objDepartment.Delete();
return blnResult;
}
//Adds a department object to this Developer's collection of departments
public bool AddDepartment(int intDepartmentID)
{
Department objDept;
bool blnResult = false;
if(!m_slDepartments.ContainsKey(intDepartmentID))
{
objDept = new Department(ref m_DL);
objDept.Populate(intDepartmentID);
if (!objDept.IsNew)
{
m_slDepartments.Add(objDept.ID, objDept);
blnResult = true;
}
}
return blnResult;
}
