protected override void OnClick()
{
bool bShowProgressor = false;
IStepProgressor pStepProgressor = null;
//Create a CancelTracker.
ITrackCancel pTrackCancel = null;
IProgressDialogFactory pProgressorDialogFact;
IMouseCursor pMouseCursor = new MouseCursorClass();
pMouseCursor.SetCursor(2);
//first get the selected parcel features
UID pUID = new UIDClass();
pUID.Value = "{114D685F-99B7-4B63-B09F-6D1A41A4DDC1}";
ICadastralExtensionManager2 pCadExtMan = (ICadastralExtensionManager2)ArcMap.Application.FindExtensionByCLSID(pUID);
ICadastralEditor pCadEd = (ICadastralEditor)ArcMap.Application.FindExtensionByCLSID(pUID);
//check if there is a Manual Mode "modify" job active ===========
ICadastralPacketManager pCadPacMan = (ICadastralPacketManager)pCadExtMan;
if (pCadPacMan.PacketOpen)
{
MessageBox.Show("The Delete Control command cannot be used when there is an open job.\r\nPlease finish or discard the open job, and try again.",
"Delete Selected Control");
return;
}
IEditor pEd = (IEditor)ArcMap.Application.FindExtensionByName("esri object editor");
IActiveView pActiveView = ArcMap.Document.ActiveView;
IMap pMap = pActiveView.FocusMap;
ICadastralFabric pCadFabric = null;
clsFabricUtils FabricUTILS = new clsFabricUtils();
IProgressDialog2 pProgressorDialog = null;
//if we're in an edit session then grab the target fabric
if (pEd.EditState == esriEditState.esriStateEditing)
{
pCadFabric = pCadEd.CadastralFabric;
}
if (pCadFabric == null)
{//find the first fabric in the map
if (!FabricUTILS.GetFabricFromMap(pMap, out pCadFabric))
{
MessageBox.Show
("No Parcel Fabric found in the map.\r\nPlease add a single fabric to the map, and try again.");
return;
}
}
IArray CFControlLayers = new ArrayClass();
if (!(FabricUTILS.GetControlLayersFromFabric(pMap, pCadFabric, out CFControlLayers)))
{
return; //no fabric sublayers available for the targeted fabric
}
bool bIsFileBasedGDB = false; bool bIsUnVersioned = false; bool bUseNonVersionedDelete = false;
IWorkspace pWS = null;
ITable pPointsTable = null;
ITable pControlTable = null;
try
{
if (pEd.EditState == esriEditState.esriStateEditing)
{
try
{
pEd.StartOperation();
}
catch
{
pEd.AbortOperation();//abort any open edit operations and try again
pEd.StartOperation();
}
}
IFeatureLayer pFL = (IFeatureLayer)CFControlLayers.get_Element(0);
IDataset pDS = (IDataset)pFL.FeatureClass;
pWS = pDS.Workspace;
if (!FabricUTILS.SetupEditEnvironment(pWS, pCadFabric, pEd, out bIsFileBasedGDB,
out bIsUnVersioned, out bUseNonVersionedDelete))
{
return;
}
//loop through each control layer and
//Get the selection of control
int iCnt = 0;
int iTotalSelectionCount = 0;
for (; iCnt < CFControlLayers.Count; iCnt++)
{
pFL = (IFeatureLayer)CFControlLayers.get_Element(iCnt);
IFeatureSelection pFeatSel = (IFeatureSelection)pFL;
ISelectionSet2 pSelSet = (ISelectionSet2)pFeatSel.SelectionSet;
iTotalSelectionCount += pSelSet.Count;
}
if (iTotalSelectionCount == 0)
{
MessageBox.Show("Please select some fabric control points and try again.", "No Selection",
MessageBoxButtons.OK, MessageBoxIcon.Information);
if (bUseNonVersionedDelete)
{
pCadEd.CadastralFabricLayer = null;
CFControlLayers = null;
}
return;
}
bShowProgressor = (iTotalSelectionCount > 10);
if (bShowProgressor)
{
pProgressorDialogFact = new ProgressDialogFactoryClass();
pTrackCancel = new CancelTrackerClass();
pStepProgressor = pProgressorDialogFact.Create(pTrackCancel, ArcMap.Application.hWnd);
pProgressorDialog = (IProgressDialog2)pStepProgressor;
pStepProgressor.MinRange = 1;
pStepProgressor.MaxRange = iTotalSelectionCount * 2; //(runs through selection twice)
pStepProgressor.StepValue = 1;
pProgressorDialog.Animation = ESRI.ArcGIS.Framework.esriProgressAnimationTypes.esriProgressSpiral;
}
//loop through each control layer and
//delete from its selection
m_pQF = new QueryFilterClass();
iCnt = 0;
for (; iCnt < CFControlLayers.Count; iCnt++)
{
pFL = (IFeatureLayer)CFControlLayers.get_Element(iCnt);
IFeatureSelection pFeatSel = (IFeatureSelection)pFL;
ISelectionSet2 pSelSet = (ISelectionSet2)pFeatSel.SelectionSet;
ISQLSyntax pSQLSyntax = (ISQLSyntax)pWS;
string sPref = pSQLSyntax.GetSpecialCharacter(esriSQLSpecialCharacters.esriSQL_DelimitedIdentifierPrefix);
string sSuff = pSQLSyntax.GetSpecialCharacter(esriSQLSpecialCharacters.esriSQL_DelimitedIdentifierSuffix);
if (bShowProgressor)
{
pProgressorDialog.ShowDialog();
pStepProgressor.Message = "Collecting Control point data...";
}
//Add the OIDs of all the selected control points into a new feature IDSet
string[] sOIDListPoints = { "(" };
int tokenLimit = 995;
//int tokenLimit = 5; //temp for testing
bool bCont = true;
int j = 0;
int iCounter = 0;
m_pFIDSetControl = new FIDSetClass();
ICursor pCursor = null;
pSelSet.Search(null, false, out pCursor);//code deletes all selected control points
IFeatureCursor pControlFeatCurs = (IFeatureCursor)pCursor;
IFeature pControlFeat = pControlFeatCurs.NextFeature();
int iPointID = pControlFeatCurs.FindField("POINTID");
while (pControlFeat != null)
{
//Check if the cancel button was pressed. If so, stop process
if (bShowProgressor)
{
bCont = pTrackCancel.Continue();
if (!bCont)
{
break;
}
}
bool bExists = false;
m_pFIDSetControl.Find(pControlFeat.OID, out bExists);
if (!bExists)
{
m_pFIDSetControl.Add(pControlFeat.OID);
object obj = pControlFeat.get_Value(iPointID);
if (iCounter <= tokenLimit)
{
//if the PointID is not null add it to a query string as well
if (obj != DBNull.Value)
{
sOIDListPoints[j] += Convert.ToString(obj) + ",";
}
iCounter++;
}
else
{//maximum tokens reached
//set up the next OIDList
sOIDListPoints[j] = sOIDListPoints[j].Trim();
iCounter = 0;
j++;
FabricUTILS.RedimPreserveString(ref sOIDListPoints, 1);
sOIDListPoints[j] = "(";
if (obj != DBNull.Value)
{
sOIDListPoints[j] += Convert.ToString(obj) + ",";
}
}
}
Marshal.ReleaseComObject(pControlFeat); //garbage collection
pControlFeat = pControlFeatCurs.NextFeature();
if (bShowProgressor)
{
if (pStepProgressor.Position < pStepProgressor.MaxRange)
{
pStepProgressor.Step();
}
}
}
Marshal.ReleaseComObject(pCursor); //garbage collection
if (!bCont)
{
AbortEdits(bUseNonVersionedDelete, pEd, pWS);
return;
}
if (bUseNonVersionedDelete)
{
if (!FabricUTILS.StartEditing(pWS, bIsUnVersioned))
{
if (bUseNonVersionedDelete)
{
pCadEd.CadastralFabricLayer = null;
}
return;
}
}
//first delete all the control point records
if (bShowProgressor)
{
pStepProgressor.Message = "Deleting control points...";
}
bool bSuccess = true;
pPointsTable = (ITable)pCadFabric.get_CadastralTable(esriCadastralFabricTable.esriCFTPoints);
pControlTable = (ITable)pCadFabric.get_CadastralTable(esriCadastralFabricTable.esriCFTControl);
if (!bUseNonVersionedDelete)
{
bSuccess = FabricUTILS.DeleteRowsByFIDSet(pControlTable, m_pFIDSetControl, pStepProgressor, pTrackCancel);
}
if (bUseNonVersionedDelete)
{
bSuccess = FabricUTILS.DeleteRowsUnversioned(pWS, pControlTable,
m_pFIDSetControl, pStepProgressor, pTrackCancel);
}
if (!bSuccess)
{
AbortEdits(bUseNonVersionedDelete, pEd, pWS);
return;
}
//next need to use an in clause to update the points, ...
ICadastralFabricSchemaEdit2 pSchemaEd = (ICadastralFabricSchemaEdit2)pCadFabric;
//...for each item in the sOIDListPoints array
foreach (string inClause in sOIDListPoints)
{
string sClause = inClause.Trim().TrimEnd(',');
if (sClause.EndsWith("("))
{
continue;
}
if (sClause.Length < 3)
{
continue;
}
pSchemaEd.ReleaseReadOnlyFields(pPointsTable, esriCadastralFabricTable.esriCFTPoints);
m_pQF.WhereClause = (sPref + pPointsTable.OIDFieldName + sSuff).Trim() + " IN " + sClause + ")";
if (!FabricUTILS.ResetPointAssociations(pPointsTable, m_pQF, bIsUnVersioned))
{
pSchemaEd.ResetReadOnlyFields(esriCadastralFabricTable.esriCFTPoints);
return;
}
pSchemaEd.ResetReadOnlyFields(esriCadastralFabricTable.esriCFTPoints);
}
}
if (bUseNonVersionedDelete)
{
FabricUTILS.StopEditing(pWS);
}
if (pEd.EditState == esriEditState.esriStateEditing)
{
pEd.StopOperation("Delete Control Points");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
finally
{
RefreshMap(pActiveView, CFControlLayers);
//update the TOC
IMxDocument mxDocument = (ESRI.ArcGIS.ArcMapUI.IMxDocument)(ArcMap.Application.Document);
for (int i = 0; i < mxDocument.ContentsViewCount; i++)
{
IContentsView pCV = (IContentsView)mxDocument.get_ContentsView(i);
pCV.Refresh(null);
}
if (pProgressorDialog != null)
{
pProgressorDialog.HideDialog();
}
if (bUseNonVersionedDelete)
{
pCadEd.CadastralFabricLayer = null;
CFControlLayers = null;
}
if (pMouseCursor != null)
{
pMouseCursor.SetCursor(0);
}
}
}