public ConditionGroupsEditorViewModel(Func <IHistoryManager> historyCreator, IConditionDataProvider conditionDataProvider, IWindowManager windowManager,
IMessageBoxService messageBoxService, ITaskRunner taskRunner)
{
this.conditionDataProvider = conditionDataProvider;
this.windowManager = windowManager;
this.messageBoxService = messageBoxService;
SourceItems = new ObservableCollection <ConditionGroupsEditorData>();
foreach (var item in conditionDataProvider.GetConditionGroups())
{
SourceItems.Add(new ConditionGroupsEditorData(in item));
}
Save = new DelegateCommand(() =>
{
taskRunner.ScheduleTask("Saving condition groups", SaveGroupsToFile);
}, () => IsModified);
AddGroup = new AsyncCommand(AddGroupToSource);
DeleteItem = new DelegateCommand <object>(DeleteItemFromSource);
AddMember = new AsyncCommand <ConditionGroupsEditorData>(AddItemToGroup);
EditItem = new AsyncCommand <ConditionGroupsEditorData>(EditSourceItem);
// history setup
historyHandler = new ConditionGroupsEditorHistoryHandler(SourceItems !);
History = historyCreator();
undoCommand = new DelegateCommand(History.Undo, () => History.CanUndo);
redoCommand = new DelegateCommand(History.Redo, () => History.CanRedo);
History.PropertyChanged += (sender, args) =>
{
undoCommand.RaiseCanExecuteChanged();
redoCommand.RaiseCanExecuteChanged();
IsModified = !History.IsSaved;
};
History.AddHandler(historyHandler);
}
private void MakeItems()
{
SourceItems = new ObservableCollection <ConditionGroupsEditorData>();
foreach (var item in conditionDataProvider.GetConditionGroups())
{
SourceItems.Add(new ConditionGroupsEditorData(in item));
}
}
