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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54 views

Assign a Value to a Customized Toolbar Item

I have developed a main toolbar that uses windows forms and arcobjects to write to sde databases. I am trying to extend the functionality of the toolbar to point to two different databases dependent ...
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1answer
157 views

Create Feature and store to different FGDB

Create Feature and store to different FGDB I'm creating a feature and I want to store it to a specific geodatabase. At the moment I'm using feature.Store() but it's not storing it to where I want. How ...
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2answers
207 views

Geoserver Query

we are developing two application, the desktop and web application.. we are using vb.net for desktop application and drupal for web application.., what we are trying to achieve is plot a certain ...
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1answer
415 views

How to use ArcObjects to limit classes visible in legend?

Is there a method use ArcObjects for .NET to manipulate the "Only show classes that are visible in the current map extent" option for legend items? The GUI for this functionality is accessible via ...
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1answer
268 views

VB.Net Field Population Methods

Disclaimer: I am basically brand new to VB.NET and ArcObjects. I am computing some statistics as a component of a larger arcobject script. I write these components to an ITable. This ITable is ...
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1answer
12k views

Code for SelectionChange Event on Comboboxes in VB.Net [closed]

I am programming 3 combo boxes so that each one feeds off the information from the previous combobox. For example, in the first box they would select a year, then the second combobox would provide ...
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1answer
763 views

“There is not enough memory” Error when accessing IArea.LabelPoint

I have an intermittent error that I'm having a terrible time tracking down so I thought I'd see if anyone has encountered something similar. I am trying to access the label point of a polygon feature ...
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1answer
227 views

Don't move Layout

I'm doing a vb.net button to run in ARCGIS. the button is working, the problem is as I'm working in the layot when I press the button, change the layout coordinates and the map coordinates. Is a way ...
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1answer
598 views

exporting a featureclass to shapefile with selected fields only [duplicate]

Possible Duplicate: How to control which Fields are exported in ArcObjects? (via Field Mapping) I want to export a featureclass to a shapefile.The only condition i want to impose is that ...
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1answer
662 views

ArcObjects 10.1

just updated to 10.1 and I'm having issues moving from 10.1. I get the errors with my ADF reference when trying to create custom tool bars examples: 'BaseToolbar' is ambiguous in the namespace '...
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1answer
446 views

Use field names in combobox [closed]

I am currently stuck on a problem surrounding ArcGIS Explorer and comboboxes What I am trying to do is use 3 comboboxes to do the following: View all features contained within ArcExplorer's table of ...
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1answer
698 views

Debugging InvalidCastException was unhandled by user code error from ArcObjects DataStat?

I have some code that adds a bunch of group layers into ArcMap based on a table within ArcMap. The code works fine in VBA, however in VS 2010 I get an error on the "pEnumVar = pDataStat.UniqueValues" ...
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3answers
1k views

How to get a polyline from a polygon in ArcGIS Server 9.3?

I want to get the lines of a polygon and then get the length of each line, I'm looking on how to do this, Can anyone show me some code? Does anyone have any pointers on how to do this? I'm using ...
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1answer
28 views

ArcMap - ArcObjects IGeoFeatureLayer Renderer is giving a NullReferenceException

Refactoring a VBA add-in into VB.NET add-in. I'm getting: An unhandled exception of type ' System.NullReferenceException' occured in MyAddin.dll Additional information: Object reference not ...
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0answers
158 views

ArcMap add-in to make connection and load the database on VB.NET

I'm new at Arcobjects programming. Currently I'm trying to make an ArcMap Add-in which can connect and load a database into ArcMap. I have found samples on the Esri website, but it seems not to be ...
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0answers
161 views

ArcObjects queries using selection set

I'm new to ArcObjects and I'm finding it difficult to work with the ArcObjects 'Feature classes'. Coming to my problem, I have a Map with few layers. I have coded for the layer names to display in the ...
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3answers
296 views

Why does DotSpatial return NaN for point reprojection?

From the master branch and examples @ https://github.com/DotSpatial/DotSpatial the following fills the xy array with NaN but we expect 1755668,5922511 Dim x As Double() = {2666109} Dim y As Double() =...
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0answers
117 views

AddIn button disabled in Data View but enabled in Layout View

VB.NET Addin for ArcMap 10.3 may be causing my Table of Contents to constantly refresh. I have a custom toolbar with a few buttons. I want all of the buttons to be disabled when in Data View and only ...
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0answers
349 views

WMTS request with brutile and sharp map return wrong parameter

I'm using brutile and sharpmap to send wmts request and show maps. here is my code: Public Shared Function Create() As ITileSource Dim uri As New Uri("http://91.98.30.14:8080/geoserver/gwc/...
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0answers
4k views

QGIS with c# or vb.net

Can I add QGIS as a Plugin in .net application and access it using c# or vb.net? As I can see QGIS plugins are consumed using C++ only.
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1answer
205 views

setting label expressions causing duplicate labels

kind of new to VB.NET. Trying to set my label expression for a layer. Essentially a user picks a layer from a combo box, hits a button, expression is applied on the layer and then the single shp file ...
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0answers
44 views

Problem with MyBase when converting old VB.NET toolbar

I'm working on a project to convert and older set of ArcGIS tools that were developed for 9.x using VB.NET. I'm trying to convert them to an Add-In for 10.4. So far, I have created the Add-In and ...
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1answer
979 views

VB.net Converting UTM to Lat/Lon (State Plane with WKID) - ArcGis

I have looked at many libraries. Many simply don't work, others are very poorly documented. I have a very long list of X/Y coordinates (US FT) and an associated WKID. I am trying to convert that to ...
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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 ...
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0answers
96 views

Arcobjects vb.net stringbuilder [closed]

I'm newbie and have question about string builder to show the arcgis layers. (System: ArcGis 10.2, VisualStudio2012) I don't succeed to show the loaded layers in a line of the message box. code: ...
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0answers
307 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 ...
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0answers
263 views

Subtract two rasters with Raster Calculator in ArcObjects (VB.NET)

I'm having a hard time subtracting two rastera with ArcObjects sdk 10.1. I keep getting a null reference exception at the gp.execute() method, but I can't figure out where the problem is, I recall ...
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0answers
70 views

Keeping custom tool active while using edit tools via ArcObjects? [closed]

I'm developing a tool that, when the user creates a feature in a certain feature class, prompts the user with a form to populate one of the fields in its attribute table. I'd like to have the user use ...
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0answers
180 views

vb.net arcobjects validate topology function only works after I use arcmap topology tool validate topology first

I find a strange thing occasionally, I have a validate topology function developed by vb.net arcobjects. It work not properly. The case is: open arcmap start editing use my validate topology function,...
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0answers
54 views

vb.net arcobjects “current no topology available”

I am using ArcMap add-in to perform a topology validation. I have defined a topology in the geodatabase and add it in ArcMap TOC. When I try to get the current topology using ArcObjects, I get this ...
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0answers
94 views

Can arcobjects validate topology globally

I want to develop a function which allow user to validate a topology in the whole map wide. But from what I searching from internet, to validate a topology, a dirty area (polygon) must be defined, ...
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0answers
264 views

How to display labels from many-to-many relationship in ArcGIS 10 using VB.NET?

I have two tables in a geodatabase: parcel; and person 1 or + parcel, can have 1 or + person (relationship is many-to-many) Using VB.NET I can display all the parcel labelled with the "id" ...
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0answers
114 views

IStepProgressor in While Statement

I have implemented DBScan in vb.net (forced to...). I am using a progress bar to track other parts of this tool. These all are implemented in For loops. Therefore, incrementing the tracker is not ...
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0answers
115 views

ArcGIS Server - Polygon lines dimenstions

How to measure the lines of polygon . VB.NET + ArcGIS Server . I have ArcGIS Server 9.3 - WebADF - VB.NET
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0answers
187 views

Sending coordinates of features of any polygon featureclass to a table

I am trying to store x-coordinates and y-coordinates of a polygon feature in a table. But, i am getting an error message: Item not found in this collection. The code is like this: Do pFeature = ...
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0answers
205 views

Map Algebra in VB.NET Add-In Tool

I'm trying to run a map algebra expression in a vb.net add-in, and can't seem to get it to work. It's a roving window that interpolates noData areas in a DEM. The expression works in the Python window,...
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0answers
504 views

Create IPoint with Lat/Long in decimal degrees and Z in feet

I have written an ArcMap v10 AddIn that reads a folder of geotagged JPEG's and creates a new feature class where each point is the geotag information from on of the JPEG's. The issue is: The GPS ...
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0answers
244 views

How can I denote the values of reclassification using variables?

I used the following lines of code to classify a raster. However, my problem is how can I denote the old and new classification values in the last code line using variables? Then number of values ...
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0answers
263 views

arcgis server 10, vb.net, adding dynamic data

i am using arcgis server 10, with visual web developer 2010 express edition. i downloaded "ArcGIS_AddDynamicData_VBNet\Default_ADF.aspx" project form ArcGIS Add dynamic data for ArcGIS Server 10. ...
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0answers
268 views

arcgis server 10, vb.net, non pooled service, web adf

i am running arcgis server 10. i created a A.MXD file, then started arcgis server and successfully added non-pooled service using A.MXD. i also installed visual web developer 2010 express and created ...
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2answers
340 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 ...
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1answer
630 views

Difference between 'point' and 'WKSpoint' in ArcGIS

I have to add 3-D points to make a polygon in ArcGIS using VB.NET. I have defined an IpointCollection and want to add points to this. I have options to add 'point' or 'pointcollection' or 'WKSpointz'. ...
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1answer
373 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 ...
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2answers
191 views

Is there an ArcObjects equivalent to the CQL filter when working with WMS layers?

Is there an ArcObjects equivalent to the CQL filter when working with WMS layers? I have reviewed the documentation, but can't identify any way of filtering a WMS service. Can anyone point me in the ...
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1answer
144 views

Hardwire definition query on layers in mxd VB.net

I am creating a tool that applies definition query to certain layers of the mxd. The user clicks the button and it should hardwire the definition query into the layer. This is useful if there are many ...
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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 ...
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1answer
434 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,...
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1answer
936 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 ...
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1answer
968 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 ...
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2answers
4k views

Find centroids of polyline and create point using Arcobject [closed]

I have one road feature class and one area feature class .What i have to do is i have to create a point at the centroids of the polylines of (road feature class) and find intersection of point with ...