Questions tagged [vb.net]

An object-oriented programming language from Microsoft. It is the .NET version of the Visual Basic (VB) programming language.

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1answer
502 views

ArcGIS 10 Addin Code Doesn't Execute on Another Computer? [duplicate]

I've created an ArcGIS 10 Addin that consists of a toolbar containing one button and one tool. The button opens a form, and the tool is disabled until the user enters some information on the form. ...
2
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1answer
380 views

x, y to decimal degrees on mouse click in ArcObjects?

I am converting an old VBA code I used to use in ArcMap 9.2, into VB.NET for ArcMap 10. It should extract x, y coordinates from OSGB and converts to decimal degrees while copying to clipboard. I ...
3
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1answer
1k views

How do you set a polygon layers transparency in DotSpatial

How do you set a polygon layers transparency in DotSpatial? I'm using vb.net in visual studio express 2013 and using a Dotspatial nugets package which has given me DotSpatial version 1.7. Please see ...
4
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2answers
1k views

ArcObjects VB.Net - Editing in Geodatabase

I have a script in VB.Net for grabbing values from one feature and assigning them to another. It works fine on shapefiles, but upon importing the same shapefiles into a file geodatabase, I get an ...
1
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0answers
30 views

IRasterLayerExport3 doesn't save raster until ArcMap closes [closed]

I'm trying to export raster using IRasterLayerExport3, but it saves raster file only after closing ArcMap. It seams that IRasterLayerExport3 creates placeholders for raster (empty file - 3kb), and it ...
3
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1answer
419 views

Repairing disconnected layers with selection sets using ArcObjects?

Has anyone had any success of repairing disconnected layers that have selection sets that have their data sources broken in ArcGIS? Is there a way to detect this through code and then re-create that ...
1
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1answer
1k views

Methods to accurately georeference geographic map?

I'm writing an application that allows the user to sample points and perform georeferencing In order to test it I have a large scanned map (16k x 13k) pixels covering the area 31 north to 34 north ...
-4
votes
1answer
770 views

Creating multipart polygon using ArcObjects if coordinates of each part are given? [closed]

How to create a multipart polygon if i am having the values of coordinates of each part. I am using ArcObjects in VBA or VB.NET
2
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1answer
658 views

arcmap editor attribute window fill value programmatically

In my map I have a layer named PARCEL, when create new feature on this layer, the attribute window will open automatically. There are 2 attributes in this layer: PARCEL_ID and SUB_ID. Since the ...
0
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1answer
274 views

Split by attributes with 2 fields

I am using SplitLayerByAttributes toolbox. It’s a very useful tool for me to process certain activities. As you know, I can split the feature class as per 1 field. What if I want to split the features ...
2
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1answer
309 views

I am making a selection with ArcObjects, is there an Issue with iSelectionSet:AddList or do i have an error somewhere?

I collect a set of OIDs into an OID array (long), this happens in a loop and if i find an OID i want to add to the array, I REDIM PRESERVE to expand the array. iOIDListCount = iOIDListCount + 1 ReDim ...
3
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2answers
2k views

Why am I unable to enable my addin extension?

I am working on an ArcObjects addin for Desktop 10.1. I am using the SelectionExtension as a template for my addin. I was unable to listen for events through a dockable window, so at others' ...
-1
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2answers
414 views

Changing datasource of a .lyr file results in empty layer with empty symbology (ArcObjects VB.NET)

I'm having a hard time adding my grid to the map and changing its symbology with an existing lyr file. I have found a great post by Neil Clemmons that explains this, but it doesn't work for me. I ...
1
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1answer
226 views

Comparison between using VB.net or C# in ArcObjects or ArcGIS Server [closed]

Is there any differences between using VB.net or C# in ArcObjects or ArcGIS Server based projects, in functionalities, samples, Q&A community? Is there any comparison which covers these aspects to ...
3
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1answer
230 views

Field cannot be deleted because it is being used as relationship key?

I want to delete some fields of featureclasses, but when I run the code FeatureClass.DeleteField(Field) it works well for some featureclasses but after some time it gives an error such as: The ...
0
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1answer
269 views

How to use an array for buffer

I want to to use an array to create 3 buffer files with different buffer distances. The code should produce 3 buffer files in one step. Additionally, the code below runs already after using an ArcGIS ...
0
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1answer
441 views

vb.net arcobjects - show fieldname

I try to show the field names (alias names) of a feature class. I found code snippet but I don't succeed to get it to run :( Can somebody tell me please what is wrong in the code? (System: Arcgis 10.2,...
1
vote
1answer
290 views

Snapping Agent does not work with ArcGIS 10

I'm trying to create snapping agent, I'm using the standard code from ESRI ArcObject Library, this code works perfectly on VB6/ArcGIS 9.3, but not on VB.net (3.5 SDK) and ArcGIS 10. The property "...
2
votes
2answers
750 views

ArcObjects interface to construct circles with segments instead of arcs

I am trying to see if it is feasible, using ArcObjects (VB.NET), to create a tool to construct circles comprised of line segments instead of arcs. I've looked over the available interfaces here but ...
0
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2answers
904 views

Geoprocessor: using arc toolbox in vb.net

i am doing the following in order to use the predefined tool points to line in arctool box Dim ptoline As ESRI.ArcGIS.DataManagementTools.PointsToLine = New ESRI.ArcGIS.DataManagementTools....
1
vote
0answers
314 views

IDockableWindow ability to auto size?

I have a ArcObjects 10.2 vb.net Custom Add-in that is a dockable window. The dockable window displayes a windows form that has listboxes, textboxes, panels, tab panels, etc. that the user interacts ...
0
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1answer
378 views

Initial state of VB .net checkbox to toggle ArcMap layer visibility

I have a checkbox control as part of an ArcMap add-in with a dockable window in VB .net that turns a particular layer's visibility on and off in ArcMap. The initial state is set to "unchecked". But, ...
1
vote
1answer
1k views

Order a list of points to make a polygon with smooth outer border

I have a function that pulls some lat/longs from a Database and then I put those values in a polygon to see it's shape. The problem is they are so random in position and direction from each other that ...
2
votes
1answer
131 views

Getting the New Map When the FocusMapChanged Event Fires

Normally, in ArcMap, when an event handler to catch the FocusMapChanged event is set up, and a new map (data frame) is activated, when the event fires, a reference to the FocusMap returns the map that ...
2
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1answer
116 views

Show selection set in Attributes Window

I have an ArcObjects extension that creates a selection set and then zooms to the selected features. This part works as expected. The problem that we are having, however, is that the selection set ...
1
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1answer
96 views

Catch the VisibilityChanged event for TopologyLayer

I can set up a handler to catch the VisibilityChanged event of every map layer returned by: pEnumLayer As IEnumLayer = My.ArcMap.Document.ActiveView.FocusMap.Layers(Nothing, False) Then with each ...
10
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4answers
789 views

Does SHAPE_Length take into account elevation values?

Does the Shape_Length attribute take into account the elevation? For instance, if I have 3 points: A, B, and C A.X = 10 A.Y = 10 A.Z = 10 B.X = 10 B.Y = 10 B.Z = 50 C.X = 0 C.Y = 0 C.Z = 10 Then I ...
2
votes
0answers
1k views

Visual Studio not creating “.esriAddIn” file

I have an addin that I've been maintaining with Visual Studio 2010 Express for quite some time with no issues. Recently my computer was replaced and Studio 2012 Express was installed. Since that time ...
1
vote
1answer
593 views

Creating SQL query in ArcGIS Explorer SDK?

I am using the ArcGIS Explorer SDK and have run into an issue surrounding a query I would like to perform with SQL. I believe my query is built wrong or perhaps I am looking at the wrong fields. Would ...
6
votes
2answers
5k views

Finding path where add-ins are installed for ArcGIS Desktop?

I see that my add-ins are installed to C:\Users\Me\AppData\Local\ESRI\Desktop10.0\AssemblyCache{6C90269B-D233-4122-3747-C2AE1131E22C} Is it possible to find that file path from within the Add-in ...
0
votes
1answer
373 views

Geometry to Shapefile

From importing the shapefile to postgis, its geometry is added to the database postgresql. The question, how can I load the shapefile in the Visual Basic.Net using the geometry in the database ?
5
votes
3answers
5k views

Remove Shapefile lock

I have an ArcObject Dissolve procedure that creates a shp in a directory. This dissolved layer is a temp layer and is not added into ArcMap. I would like to delete it when the user clicks a button ...
0
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2answers
914 views

How to read DGN using GDAL in VB.Net?

Reading a DGN file is a big problem for me. I tried more and more but can't find a way to read a dgn(v8) file by VB.Net. After many search, i found out that GDAL can read and write dgn file, but i 'm ...
2
votes
2answers
1k views

vb.net arcobjects spatial query get fields value of desired layer only

Currently I am using ArcObjects (10.2.1) in vb.net (vs 2012). What I intent to develop is a spatial query tool. There are 2 steps in the function: (1) Use "Select Features" tool in ArcMap to select ...
3
votes
0answers
1k views

Add WMS Layer into map using Arcobjects

I am going to add a wms layer to my existing map.I use this code: public load_wms(ESRI.ArcGIS.Controls.AxMapControl mapcontrol) { // Create an WMSMapLayer Instance - this will be ...
4
votes
3answers
2k views

Problem creating a point IFeatureClass

I'm trying to create a point IFeatureClass, but my code doesn't work. Public Function CreatePointFeatureClass(ByVal featureClassName As String, _ ByVal ...
2
votes
2answers
432 views

Arcmap VB.NET export map to SHP error

I want to export a query to a Shapefile. If the query is empty I get an error and it will not export. How can I do nothing if the query is empty and export next query in the list? Sample if I ...
0
votes
2answers
351 views

feature store get NullReferenceException error

I am trying to update a field value according to the selected OBJECTID. But get System.NullReferenceException error. Don't know what's wrong with the code. My code is as follows: pActiveView ...
0
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1answer
193 views

arcobjects determine when attribute dialog window closed

In arcmap, I choose to "Display the attributes dialog before storing new features" in editor options for several layers. I intend to do further development upon user closing the attribute dialog ...
1
vote
1answer
292 views

How to use IWorkspaceName2

I'm trying to make a little utility to generate encrypted passwords for MSD files (change the XML inside the zip). I found this example online, but I'm not familiar with esri's API, so I'm not sure ...
1
vote
1answer
107 views

ArcObjects - Highlight something in TOC

Can someone help me please, I'm searching for a way to highlight a Feature Class in the TOC. I tried so many snippets and I didn't get the result I wanted So what I'd like to have is a function ...
1
vote
1answer
404 views

vb.net arcmap add-in loop through a dbf file get 'System.NullReferenceException' error

I am using vb.net arcmap add-in. I encounter a System.NullReferenceException error and cause arcmap crash. The workflow in my vb.net code is: (1) create a ShapefileWorkspaceFactory (2) use the ...
2
votes
2answers
742 views

Getting a list of ObjectID from a Selection Set Object using ArcObjects 9.3 in VB.Net

I am trying to get back a list of ObjectIDs from a selection set using VB.Net in ArcObjects for ArcGIS Desktop 9.3. I have been passing an object populated using the ".IDs" method from the ...
0
votes
1answer
8k views

“Error HRESULT E_FAIL has been returned from a call to a COM component.” during using geoprocessor by VB.net

I am also get a error shows like "Error HRESULT E_FAIL has been returned from a call to a COM component." And the Exception snapshot shows the "stacktrace" is at "ESRI.ArcGIS.Geoprocessing....
0
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1answer
741 views

vb.net arcobjects mapping different field values in attribute table

I need to mapping different field values in an attribute table. The attribute table as follows: For example, I want to get the "DrainName" value when "BQ no." = "22/22" and "Segment ID" = "22/22-1". ...
0
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1answer
979 views

arcpy SearchCursor return a OBJECTID value not as an integer

I use summary statistics GP tool to extract the max OBJECTID from a feature layer. After that I use arcpy SerachCursor to get the OBJECTID value from the statistics, but the result returned is not an ...
0
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1answer
375 views

ArcGIS 10 export metadata to XML programmatically

I have some code that exports metadata from an iMetadata instance to a standalone XML file. This code uses the ExportXML type and the iMetadataExport interface (see below). Private Sub ...
3
votes
2answers
752 views

vb.net arcobjects determine whether arcmap is in editing session

I have a vb.net arcmap addin which provide a function to validate geodb topology. But there is a problem, when I am not in editing session and use the function, arcmap will crash. In this case I ...
0
votes
1answer
996 views

How to create a transparent buffer of a polyline?

I use vb.net arcobjects create a buffer around a polyline feature once it is selected. The problem is the buffer has a obvious colour. Since I have other functions on the selected feature, I cannot ...
1
vote
1answer
300 views

vb.net arcobjects determine 'create features' on which layer

When I create new feature in editing session, I need to determine the new created feature is in which layer because after that have further more action on the layer. I wonder can this be done in vb....