private void Btn_DeleteRank_Click(object sender, RoutedEventArgs e)
{
string selectedRank;
selectedRank = Convert.ToString(ListBox_RankDetails.SelectedValue);
// Verify the user selected a record to delete
if (!string.IsNullOrEmpty(selectedRank))
{
MessageBoxResult result;
result = MessageBox.Show(Tools.deleteMessage, Tools.deleteTitle, MessageBoxButton.YesNo);
if (result == MessageBoxResult.Yes)
{
foreach (RankDBInfo rank in rankList)
{
if (rank.Rank == selectedRank)
{
// Remove from the database
rank.DeleteFromDatabase();
}
}
rankList = RankDBInfo.LoadObjectList(CurrentBranch);
ListBox_RankDetails.DataContext = rankList;
}
}
else
{
MessageBox.Show(Tools.RecordDeleteMessage, Tools.RecordSelectTitle);
}
}
// Copy Constructor
public RankDBInfo(RankDBInfo other)
{
branch = other.branch;
rank = other.rank;
oldRank = other.oldRank;
rankAbrev = other.rankAbrev;
hasDataChanged = other.hasDataChanged;
isNewRecord = other.isNewRecord;
}
// Loads data into the ranks observable collection for the dropdown for the selected branch
private void CmbBox_Service_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
RankList = RankDBInfo.LoadStringList(ServiceInfo.Branch);
Ranks.Clear();
foreach (string rank in RankList)
{
Ranks.Add(rank);
}
}
private void CmbBox_Service_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
// Enable buttons if actual branch selected, disable on blank branch item
Btn_AddRank.IsEnabled = !string.IsNullOrEmpty(CurrentBranch);
Btn_EditRank.IsEnabled = !string.IsNullOrEmpty(CurrentBranch);
Btn_DeleteRank.IsEnabled = !string.IsNullOrEmpty(CurrentBranch);
rankList = RankDBInfo.LoadObjectList(CurrentBranch);
ListBox_RankDetails.DataContext = rankList;
}
private void Save()
{
CurrentRank.WriteDataToDatabase();
rankList = RankDBInfo.LoadObjectList(CurrentBranch);
ListBox_RankDetails.DataContext = rankList;
HideControls();
CurrentRank = null;
}
private void Btn_EditRank_Click(object sender, RoutedEventArgs e)
{
string selectedRank;
selectedRank = Convert.ToString(ListBox_RankDetails.SelectedValue);
// Verify the user selected a record to edit
if (!string.IsNullOrEmpty(selectedRank))
{
CurrentRank = new RankDBInfo(CurrentBranch, selectedRank);
ShowControls();
}
else
{
MessageBox.Show(Tools.RecordSelectMessage, Tools.RecordSelectTitle);
}
}
// Loads the ranks for a given branch into a list of objects
public static List <RankDBInfo> LoadObjectList(string Branch)
{
List <RankDBInfo> records = new List <RankDBInfo>();
RankDBInfo current;
try
{
using (MySqlConnection conn = new MySqlConnection(ConfigurationManager.ConnectionStrings["DBConnectionString"].ConnectionString))
{
conn.OpenAsync();
using (MySqlCommand command = conn.CreateCommand())
{
command.CommandText = "SELECT RankName FROM RanksList WHERE BranchName = @BName;";
command.Parameters.Add("@BName", MySqlDbType.VarChar).Value = Branch;
using (MySqlDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
if (!reader.IsDBNull(0))
{
current = new RankDBInfo(Branch, reader.GetString(0));
records.Add(current);
}
}
}
}
}
}
catch (InvalidOperationException)
{
MessageBox.Show(Tools.DBErrorMessage, Tools.DBErrorTitle);
}
catch (MySqlException e)
{
Tools.HandleSQLExceptions(e);
}
return(records);
}
private void Btn_AddRank_Click(object sender, RoutedEventArgs e)
{
CurrentRank = new RankDBInfo(CurrentBranch);
ShowControls();
}
