/// <summary>
/// A new subclass has been selected. Update the relevant fields from the model.
/// </summary>
private void SelectNewSubClass()
{
if (this.SubClassListIndex < 0 ||
this.SubClassListIndex >= this.SubClassNumbers.Count)
{
return;
}
// Clear down
this.NumbersList.Clear();
foreach (IClassConfigImageSelectorViewModel image in this.Images)
{
image.SelectionMadeEvent -= this.UpdateImagesInModel;
}
this.Images.Clear();
this.RaisePropertyChangedEvent(nameof(this.NumbersList));
this.RaisePropertyChangedEvent(nameof(this.Images));
// Refresh
foreach (Number number in this.classFileConfiguration.Subclasses[this.SubClassListIndex].Numbers)
{
this.NumbersList.Add(number.CurrentNumber);
}
for (int imageIndex = 0; imageIndex < MaxImages; ++imageIndex)
{
string imageName =
imageIndex < this.classFileConfiguration.Subclasses[this.SubClassListIndex].Images.Count
? this.classFileConfiguration.Subclasses[this.SubClassListIndex].Images[imageIndex].Name
: string.Empty;
IClassConfigImageSelectorViewModel selector =
new ClassConfigImageSelectorViewModel(
this.unitsIoController,
imageName);
selector.SelectionMadeEvent += this.UpdateImagesInModel;
this.Images.Add(selector);
}
this.RaisePropertyChangedEvent(nameof(this.NumbersList));
this.RaisePropertyChangedEvent(nameof(this.Images));
}
/// <summary>
/// Initialises a new instance of the <see cref="ClassConfigViewModel"/> class.
/// </summary>
/// <param name="unitsIoController">units IO controller</param>
/// <param name="unitsXmlIoController">units XML IO controller</param>
/// <param name=")">individual units XML IO controller</param>
/// <param name="classId">class id</param>
public ClassConfigViewModel(
UnitsIOController unitsIoController,
UnitsXmlIOController unitsXmlIoController,
string classId)
{
this.unitsIoController = unitsIoController;
this.unitsXmlIoController = unitsXmlIoController;
this.unsavedChanges = false;
this.SubClassNumbers = new ObservableCollection <string>();
this.NumbersList = new ObservableCollection <int>();
this.Images = new ObservableCollection <IClassConfigImageSelectorViewModel>();
this.classId = classId;
// If the file doesn't exist then leave m_classData, as initialised.
if (this.unitsXmlIoController.DoesFileExist(this.classId))
{
this.classFileConfiguration =
this.unitsXmlIoController.Read(
this.classId);
this.formation = this.classFileConfiguration.Formation;
this.alphaIdentifier = this.classFileConfiguration.AlphaId;
this.year = this.classFileConfiguration.Year;
foreach (Subclass subclass in this.classFileConfiguration.Subclasses)
{
this.SubClassNumbers.Add(subclass.Type);
}
if (this.SubClassNumbers.Count > 0)
{
this.subClassListIndex = 0;
foreach (Number number in this.classFileConfiguration.Subclasses[this.SubClassListIndex].Numbers)
{
this.NumbersList.Add(number.CurrentNumber);
}
for (int imageIndex = 0; imageIndex < MaxImages; ++imageIndex)
{
string imageName =
imageIndex < this.classFileConfiguration.Subclasses[this.SubClassListIndex].Images.Count
? this.classFileConfiguration.Subclasses[this.SubClassListIndex].Images[imageIndex].Name
: string.Empty;
IClassConfigImageSelectorViewModel selector =
new ClassConfigImageSelectorViewModel(
this.unitsIoController,
imageName);
selector.SelectionMadeEvent += this.UpdateImagesInModel;
this.Images.Add(selector);
}
}
else
{
this.subClassListIndex = -1;
for (int imageIndex = 0; imageIndex < MaxImages; ++imageIndex)
{
IClassConfigImageSelectorViewModel selector =
new ClassConfigImageSelectorViewModel(
this.unitsIoController,
string.Empty);
selector.SelectionMadeEvent += this.UpdateImagesInModel;
this.Images.Add(selector);
}
}
}
else
{
this.classFileConfiguration = new ClassDetails();
}
this.CanSave = false;
this.SaveCmd = new CommonCommand(this.SaveModel, () => true);
this.CloseCmd = new CommonCommand(this.CloseWindow);
this.AddNewSubClassCmd = new CommonCommand(this.AddNewSubClass, this.CanPerformAction);
this.AddNewNumberCmd = new CommonCommand(this.AddNewNumber, this.CanPerformAction);
this.AddNewNumberSeriesCmd = new CommonCommand(this.AddNewNumberSeries, this.CanPerformAction);
this.RenumberCmd = new CommonCommand(this.Renumber, this.CanPerformAction);
}
