public StringOfVarParamsVM(StringOfVarParameters model) => Model = model;
private void btnTable_Click(object sender, RoutedEventArgs e)
{
StringOfVarParameters stringOfVar = null;
StringOfVarParamsVM varParamsVM = null;
StringOfVarParametersView view = null;
switch (((Button)sender).Name)
{
case "btnAdd":
int maxid = 0;
if (((PremagFlatArmVM)DataContext).VariationData.Count != 0)
{
maxid = ((PremagFlatArmVM)DataContext).VariationData.Select(i => i.ID_culc).Max();
StringOfVarParameters varParametersMaxid = ((PremagFlatArmVM)DataContext).VariationData.FirstOrDefault(i => i.ID_culc == maxid);
stringOfVar = (StringOfVarParameters)varParametersMaxid.Clone();
stringOfVar.ID_culc = ++maxid;
}
else
{
stringOfVar = new StringOfVarParameters {
ID_culc = ++maxid
}
}; //new item
//int maxid = ((PremagFlatArmVM)DataContext).VariationData.Count != 0 ? ((PremagFlatArmVM)DataContext).VariationData.Select(i => i.ID_culc).Max() :
// 0;
//stringOfVar = new StringOfVarParameters { ID_culc = ++maxid }; //new item
//for validation
stringOfVar.SetParametersForModelValidation(StringToDouble(((PremagFlatArmVM)DataContext).R0), StringToDouble(((PremagFlatArmVM)DataContext).R10),
StringToDouble(((PremagFlatArmVM)DataContext).dпз1), StringToDouble(((PremagFlatArmVM)DataContext).dвст));
varParamsVM = new StringOfVarParamsVM(stringOfVar);
view = new StringOfVarParametersView {
DataContext = varParamsVM,
Owner = this
};
view.ShowDialog();
if (!varParamsVM.IsOK)
{
return;
}
((PremagFlatArmVM)DataContext).VariationData.Add(varParamsVM.Model); //add to db
btnEdit.Visibility = Visibility.Visible;
break;
case "btnEdit":
if (dtgrdVarParams.SelectedItem != null)
{
StringOfVarParameters selectedStringOfVar = ((PremagFlatArmVM)DataContext).VariationData.Where(
i => i.ID_culc == ((StringOfVarParameters)dtgrdVarParams.SelectedItem).ID_culc).FirstOrDefault();
stringOfVar = (StringOfVarParameters)selectedStringOfVar.Clone();
//for validation
stringOfVar.SetParametersForModelValidation(StringToDouble(((PremagFlatArmVM)DataContext).R0), StringToDouble(((PremagFlatArmVM)DataContext).R10),
StringToDouble(((PremagFlatArmVM)DataContext).dпз1), StringToDouble(((PremagFlatArmVM)DataContext).dвст));
varParamsVM = new StringOfVarParamsVM(stringOfVar);
view = new StringOfVarParametersView {
DataContext = varParamsVM,
Owner = this
};
view.ShowDialog();
if (!varParamsVM.IsOK)
{
return;
}
//modify the db
StringOfVarParameters removeItem = ((PremagFlatArmVM)DataContext).VariationData.Where(i => i.ID_culc == varParamsVM.Model.ID_culc).FirstOrDefault();
((PremagFlatArmVM)DataContext).VariationData.Remove(removeItem);
((PremagFlatArmVM)DataContext).VariationData.Add(varParamsVM.Model);
#region sorting
var sortshot = ((PremagFlatArmVM)DataContext).VariationData.OrderBy(i => i.ID_culc);
ObservableCollection <StringOfVarParameters> snapshot = new ObservableCollection <StringOfVarParameters>();
foreach (StringOfVarParameters item in sortshot)
{
snapshot.Add(item);
}
((PremagFlatArmVM)DataContext).VariationData.Clear();
foreach (StringOfVarParameters item in snapshot)
{
((PremagFlatArmVM)DataContext).VariationData.Add(item);
}
#endregion
}
break;
case "btnDel":
if (dtgrdVarParams.SelectedItem != null)
{
((PremagFlatArmVM)DataContext).VariationData.Remove((StringOfVarParameters)dtgrdVarParams.SelectedItem);
}
if (((PremagFlatArmVM)DataContext).VariationData.Count == 0)
{
btnEdit.Visibility = Visibility.Hidden;
}
break;
}
}
