public DataViewerViewModel(GisEditorWpfMap map, IEnumerable <FeatureLayer> availableLayers, FeatureLayer selectedLayer, bool showSelectedFeatures, bool allowEdit, IDictionary <FeatureLayer, Collection <string> > linkColumnNames)
{
enableColumnVirtualization = true;
this.map = map;
CurrentDataTable = new DataTable();
queryConditions = new Collection <QueryConditionViewModel>();
editDataChanges = new ObservableCollection <EditDataChange>();
HightLightRowColor = DataViewerHelper.GetHightlightLayerColor();
this.showSelectedFeatures = showSelectedFeatures;
changedLayers = new Collection <FeatureLayer>();
AllowEdit = allowEdit;
if (availableLayers != null && availableLayers.Count() > 0)
{
allLayerAdapters = new ObservableCollection <FeatureLayerAdapter>();
foreach (var item in availableLayers)
{
Collection <string> tempUriColumnNames = new Collection <string>();
if (linkColumnNames.ContainsKey(item))
{
tempUriColumnNames = linkColumnNames[item];
}
FeatureLayerPlugin featureLayerPlugin = GisEditor.LayerManager.GetLayerPlugins(item.GetType()).OfType <FeatureLayerPlugin>().FirstOrDefault();
if (featureLayerPlugin != null)
{
bool isEfficient = featureLayerPlugin.CanPageFeaturesEfficiently;
if (isEfficient)
{
PagedFeatureLayerAdapter shapeFileFeatureLayerDataAdapter = new PagedFeatureLayerAdapter(item, tempUriColumnNames);
shapeFileFeatureLayerDataAdapter.IsLinkDataSourceEnabled = !allowEdit;
shapeFileFeatureLayerDataAdapter.LoadingData += new EventHandler <ProgressChangedEventArgs>(shapeFileFeatureLayerDataAdapter_LoadingData);
allLayerAdapters.Add(shapeFileFeatureLayerDataAdapter);
}
else
{
FeatureLayerAdapter featureLayerAdapter = new FeatureLayerAdapter(item, tempUriColumnNames);
allLayerAdapters.Add(featureLayerAdapter);
}
}
}
if (selectedLayer != null && availableLayers.Contains(selectedLayer))
{
SelectedLayerAdapter = allLayerAdapters.Where(adapter => adapter.FeatureLayer == selectedLayer).FirstOrDefault();
}
else if (availableLayers.Contains(map.ActiveLayer))
{
SelectedLayerAdapter = allLayerAdapters.Where(adapter => adapter.FeatureLayer == map.ActiveLayer).FirstOrDefault();
}
else
{
SelectedLayerAdapter = allLayerAdapters.FirstOrDefault();
}
}
}
