protected FilterTreeViewModel(IFilterTreeModelPageSpecificSettings settings, IQueryable <TEntity> entities, Action <object, Action> registerEntityChangedMessageHandler)
{
this.settings = settings;
this.entities = entities;
StaticFilters = CreateFilterItems(settings.StaticFilters);
CustomFilters = CreateFilterItems(settings.CustomFilters);
SelectedItem = StaticFilters.FirstOrDefault();
AllowFiltersContextMenu = true;
WarningParameterName = "Overdue Tasks";
ShowFilterGroup = true;
Messenger.Default.Register <EntityMessage <TEntity, TPrimaryKey> >(this, message => UpdateFilters()); // temporary fix
Messenger.Default.Register <CreateCustomFilterMessage <TEntity> >(this, message =>
{
CreateCustomFilter((message as CreateCustomFilterMessage <TEntity>).Module);
});
UpdateFilters();
StaticCategoryName = settings.StaticFiltersTitle;
CustomCategoryName = settings.CustomFiltersTitle;
Categories = new ObservableCollection <FilterCategory>()
{
new FilterCategory(StaticCategoryName, this, StaticFilters),
new FilterCategory(CustomCategoryName, this, CustomFilters, isCustom: true)
};
}
protected FilterTreeViewModel(IFilterTreeModelPageSpecificSettings settings, IQueryable <TEntity> entities, Action <object, Action> registerEntityChangedMessageHandler)
{
this.settings = settings;
this.entities = entities;
StaticFilters = CreateFilterItems(settings.StaticFilters);
CustomFilters = CreateFilterItems(settings.CustomFilters);
SelectedItem = StaticFilters.FirstOrDefault();
registerEntityChangedMessageHandler(this, () => UpdateFilters());
Messenger.Default.Register <CreateCustomFilterMessage <TEntity> >(this, message => CreateCustomFilter());
UpdateFilters();
StaticCategoryName = settings.StaticFiltersTitle;
}
public FilterTreeViewModel(
CollectionViewModel <TEntity, TPrimaryKey, TUnitOfWork> collectionViewModel,
IFilterTreeModelPageSpecificSettings settings) :
base(settings)
{
SetViewModel(collectionViewModel);
ViewModelHelper.EnsureViewModel(this, collectionViewModel);
Init();
ISupportCustomFilters scf = collectionViewModel as ISupportCustomFilters;
if (scf != null)
{
scf.CustomFiltersReset += scf_CustomFiltersReset;
}
}
protected FilterTreeViewModel(IFilterTreeModelPageSpecificSettings <TFilterEntity> settings, IQueryable <TEntity> entities, Action <object, Action> registerEntityChangedMessageHandler, bool createContextFilter = false)
{
this.settings = settings;
this.entities = entities;
StaticFilters = CreateFilterItems(settings.StaticFilters, false);
CustomFilters = CreateFilterItems(settings.CustomFilters, true);
if (createContextFilter)
{
ContextFilters = CreateContextFilterItems();
}
SelectedItem = StaticFilters.FirstOrDefault();
if (SelectedItem != null)
{
SelectedItem.IsSelected = true;
}
registerEntityChangedMessageHandler(this, () => UpdateFilters());
Messenger.Default.Register <CreateCustomFilterMessage <TEntity> >(this, message => CreateCustomFilter());
UpdateFilters();
StaticCategoryName = settings.StaticFiltersTitle;
ContextCategoryName = typeof(TFilterEntity).Name;
CustomCategoryName = "CUSTOM FILTERS"; //Instead of putting it in xaml, use binding to ensure that code behind indeed exists to show anything in view
}
public static FilterTreeViewModel <TEntity, TPrimaryKey> Create(IFilterTreeModelPageSpecificSettings settings, IQueryable <TEntity> entities, Action <object, Action> registerEntityChangedMessageHandler)
{
return(ViewModelSource.Create(() => new FilterTreeViewModel <TEntity, TPrimaryKey>(settings, entities, registerEntityChangedMessageHandler)));
}
public FilterTreeViewModelBase(IFilterTreeModelPageSpecificSettings settings)
{
this.settings = settings;
}
