public void ExecuteAddTemplateCommand()
{
try
{
var vm = TemplateDialogViewModel.CreateFrom(Container);
vm.Add(_templatesSource.Select(t => t.Name));
if (DialogService.ShowDialog(vm))
{
_templatesSource.Add(vm);
Templates.MoveCurrentTo(vm);
_templateService.SaveTemplates(_localTemplateFolder, _templatesSource.Select(t => new Template(t)));
RefreshFrameworksFilter();
}
}
catch
{
// ignored
}
}
public void ExecuteEditTemplateCommand()
{
try
{
var vm = (TemplateDialogViewModel)Templates.CurrentItem;
// Edit a copy so we don't have live updates in our list.
var copyVm = TemplateDialogViewModel.CreateFrom(Container, vm);
copyVm.Edit(_templatesSource.Select(t => t.Name));
if (DialogService.ShowDialog(copyVm))
{
// Success, copy fields back into our instance, save, and refresh frameworks (filter combobox).
vm.CopyFrom(copyVm);
_templateService.SaveTemplates(_localTemplateFolder, _templatesSource.Select(t => new Template(t)));
RefreshFrameworksFilter();
}
}
catch
{
// ignored
}
}
private void RefreshTemplates()
{
try
{
var templates = _templateService.LoadTemplates(_localTemplateFolder);
bool restore = Templates != null;
int savedPos = 0;
if (restore)
{
Templates.CurrentChanged -= TemplatesOnCurrentChanged;
Templates.Filter = null;
// Save state of ListCollectionView to restore later.
savedPos = Templates.CurrentPosition;
}
_templatesSource = new ObservableCollection <TemplateDialogViewModel>(templates.Select(t => TemplateDialogViewModel.CreateFrom(Container, t)));
Templates = new ListCollectionView(_templatesSource)
{
Filter = TemplateFilter
};
Templates.CurrentChanged += TemplatesOnCurrentChanged;
if (restore)
{
if (Templates.Count > savedPos)
{
Templates.MoveCurrentToPosition(savedPos);
}
}
else if (Templates.Count > 0)
{
Templates.MoveCurrentToPosition(0);
}
RefreshFrameworksFilter();
}
catch (Exception)
{
throw;
}
}