public void AddFilter(IFilterModel mdl, bool allowRemove, IEnumerable <Property> sourceProperties)
{
InitializeFilter();
_filter.Add(mdl);
if (mdl is IUIFilterModel)
{
var uimdl = (IUIFilterModel)mdl;
var vmdl = FilterViewModel.Fetch(ViewModelFactory, DataContext, this, uimdl);
vmdl.RequestedKind = uimdl.RequestedKind;
vmdl.RespectRequiredFilter = RespectRequiredFilter;
var levmdl = FilterListEntryViewModel.Fetch(ViewModelFactory, DataContext, this, vmdl);
levmdl.IsUserFilter = allowRemove;
levmdl.SourceProperties = sourceProperties;
// attach change events
uimdl.FilterChanged += new EventHandler(delegate(object s, EventArgs a)
{
var f = s as FilterModel;
if (f == null || !f.RefreshOnFilterChanged)
{
return;
}
if (f.IsServerSideFilter)
{
OnExecuteFilter();
}
else
{
OnExecutePostFilter();
}
});
_FilterViewModels.Add(vmdl);
_FilterListEntryViewModels.Add(levmdl);
}
if (allowRemove)
{
UpdateRespectRequieredFilter();
}
OnPropertyChanged("RespectRequiredFilter");
OnPropertyChanged("HasUserFilter");
OnPropertyChanged("Filter");
OnPropertyChanged("FilterViewModels");
OnPropertyChanged("FilterListEntryViewModels");
}
public bool RemoveFilter(IFilterModel mdl)
{
if (!_filter.Remove(mdl))
{
return(false);
}
if (mdl is IUIFilterModel)
{
var uimdl = (IUIFilterModel)mdl;
var vmdl = FilterViewModel.Fetch(ViewModelFactory, DataContext, this, uimdl);
var levmdl = FilterListEntryViewModel.Fetch(ViewModelFactory, DataContext, this, vmdl);
_FilterViewModels.Remove(vmdl);
_FilterListEntryViewModels.Remove(levmdl);
}
UpdateRespectRequieredFilter();
OnPropertyChanged("RespectRequiredFilter");
OnPropertyChanged("HasUserFilter");
OnPropertyChanged("Filter");
OnPropertyChanged("FilterViewModels");
OnPropertyChanged("FilterListEntryViewModels");
return(true);
}
