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

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vb.net arcobjects check if topology has error

I follow the esri example for validating topology, is it possible to tell whether topology error exists? The code I use: ' Step 1 - access a topology Dim topoUiD As UID = New UIDClass ...
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38 views

vb.net arcobjects validate topology ITopologyExtension and esriTEEventHint not declared

I am trying to use arcobjects with vb.net to validate a topology (already defined). I am caught even when I use the sample provided by ESRI. The code I use for accessing a topology is: Dim topoUiD ...
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1answer
77 views

ArcObjects - Geometry type select with Vbnet

How can I read the geometry type of shapefiles with ArcObjects and Vbnet? I want to check whether it is a point, polygon, or a line.
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2answers
120 views

How to find the coordinate system of an existing Map in arcGIS using VB.NET [closed]

I already have a georeferenced base map loaded in ArcMap. I want to find the spatial reference of this map and assign the same coordinate system to a polygon that I created. I can not get a start with ...
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2answers
72 views

Inverse of Selected Records using ArcObjects? [closed]

What is the Process to find the inverse of selected data from featureclass using vb.net arcobject?
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1answer
95 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 ?
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72 views

How to fire .NET code in my ArcGIS application from javascript?

So I'm developing a .NET desktop application for ArcGIS in VB. As a new part of the application I have developed an SVG / Javascript map as a 'loading screen' where you select your dataset to load ...
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331 views

adding custom tools to a toolbar

I have created 3 custom tools, using vb.net, to run in ArcGIS. They all runs fine.They are inside a same project, in three different tool classes . Now i want them all to be added in a single toolbar, ...
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2answers
95 views

How to maintain many-to-many relationship between feature class and table with multiple disconnected editors?

I have an application coded with VB.NET (ArcGIS Engine) and its functionality is: digitize a parcel and enter information for its owners, so i have a M-N relationship between them. every parcel has ...
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3k 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 ...
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2answers
162 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 ...
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56 views

How to access functions from another project in vb2010

I have written a project which has common functions in Visual Basic 2010 i.e. Visual Studio 2010. for e.g. Public Function FlashPolygon(pDisplay As IScreenDisplay, pGeometry As IGeometry) Dim ...
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130 views

Problem with ArcGIS annotation

i have a problem with annotation (ok i will explain) : in database i have : parcelle : a geometry table that contain polygons personne : a table contain parcel's owners pll_personne : is the ...
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1answer
100 views

Unable to update integers in PGDB table field using ArcObjects

Dim pLinerow As IRow pLinerow = ptable.CreateRow pLinerow.Value(pLinerow.Fields.FindField("IS_CLOSED")) = 0 when this code is executed, the below mentioned error is returned, "Error HRESULT ...
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4answers
353 views

How to solve a run-time error in Thiessen polygons command line

Well I revise my post by giving more information for my problem hoping I may get some help please. I call Procedure 2 from a loop that is within Procedure 1 (see below). The program stacks in the ...
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1answer
716 views

Exception from HRESULT Error - Update Attributes

I have a form that allows users to update attribute information for selected features...but I'm recieving the error: "Exception from HRESULT: 0x80041051" when it tries to update the data. I'm using ...
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0answers
16 views

Export map and mailing data via a console application in VB.NET?

Problem: A client saw a JavasScript demo and would like some of its functionality replicated in VB.NET. I don't understand how the JavaScript demo works nor how to convert it to VB.NET. I have also ...
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65 views

How to find co-ordinates of two intersecting features (circle and polyline) in vb.net using arcobjects?

I am new to arcobjects and i want to find the co-ordinates of the intersection points of a circular arc and a polyline. Can somebody please help me with this. I've tried the following code but it is ...
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26 views

ITopologicalOp simplify

I want to simplify a polyline geometry so that at the intersection line was torn, that is added EndPoint (see figure below). Polyline Feature class is stored in a file geodatabase in the dataset, it ...
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1answer
75 views

How to batch export to PMF using ArcGIS 10.2 and VB.Net

This is my first post, and was hoping I might be able to get some assistance. I have modified a code I found online to batch export a series of map documents (mxds) to ArcPublisher files (PMFs). I ...
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1answer
104 views

vb.net arcmap add-in log4net log still follow the configuration before update

I met a strange thing in my log4net for vb.net arcmap add-in. At first, I follow the link http://www.codeproject.com/Articles/42276/How-to-Use-Log-Net-with-VB-NET-A-Simple-Step-By-St to write logs ...
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1answer
68 views

How to run spatial query get fields value of 2 layers?

Last month I ask a question "vb.net arcobjects spatial query get fields value of desired layer only", url vb.net arcobjects spatial query get fields value of desired layer only. Now there is some ...
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1answer
149 views

vb.net arcobjects enable customized context menu item only if a feature is selected

The solution may be very simple, but I haven't made it work. I want to enable a data view context menu item only if a feature (in polyline layer) is selected, all other places the item should in ...
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68 views

IMap.FeatureSelection get the selected feature field value always return -1

I am following the sample code of ArcObjects (vb.net) of IMap::FeatureSelection, I want to get 1 field value of all selected features. unfortunately I always get the value -1, any idea on it? The ...
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34 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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1answer
68 views

Code to get featureclass name from existing topology

I am creating and validating topology through vb.net and arcobject code.Things are running fine as I am able to add rule and validate it . Problem is when once the program is run and topology is ...
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148 views

Using Code Block in Field Calculator with ArcObjects (VB.NET)

I'm having trouble using a code block in the Field Calculator with ArcObjects. Ideally, I'd like to be able to read a text file which contains the Python code for the code block. I've tested this code ...
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81 views

Geomedia Objects Customization

I have created a form using VB.net based on Geomedia 2013. IN this form i have created a DATAGRID view in which i m able to see all the assets that are present in connected database with a click of a ...
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46 views

Can we change envelope.expand parametres from double to metre

I wish to find all those line intersecting from point which are 8 metre away from the point.Let me expalin you what i did so far- pEnvelope=Frompt1.envelope pEnvelope.Expand(0.5, 0.5, true); And ...
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1answer
92 views

Printing a Form includes data grid and axmapcontrol

i have created a windows form with some controls in it like data grid and axmapcontrol, it seems that printform cannot print the content of the axmapcontrol. i need to create a table of data and a map ...
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1answer
192 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
700 views

Problem inserting new features to file geodatabase feature class using ArcObjects 10 SDK

I'm trying to add new feature to file GDB feature class and keep getting this error: Objects in this class cannot be updated outside an edit session. Feature class has attachments enabled (exists ...
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1answer
187 views

Activate layers that are in a checkbox list

I'm trying to do a code to activate layers that are in a checkbox list, the code that I'm trying to use is this: MxDoc = My.ArcMap.Document Maps = MxDoc.Maps If ...
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181 views

How to get x and y coordinate values of an annotational featureclass

I am able to get the x and y coordinate values from point, polyline, polygon and multipoint type featureclasses. However, I am unable to export x and y coordinate values of an annotational ...
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0answers
122 views

Run time error for GP objects

I have a code with toolbars which I tried to run it in another PC but it failed. I get a run time error "Method Addtoolbox of object I GDispatch failed". The line that the code stacks is the last one ...
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569 views

How to solve a Run-time error 91?

I have a function which a part shown below. The problem is that I get a Run-time error 91 (object variable or with variable not set) and the debug highlights the last line of the code ( Set ...
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1answer
412 views

arcgis server 10, vb.net, IMathOp problem

i am using arcgis server 10 and visual studio with vb.net to build web mapping application. inside my code i have the following line: Dim RasterCal As ESRI.ArcGIS.SpatialAnalyst.IMathOp = _ New ...
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votes
3answers
793 views

ArcObjects conform to .NET standards Error

So, I'm following the "Walkthrough: Migrating VB6 to VB.NET for ArcGIS 10" to convert my VB code to .NET (using Visual Studio 2010), and I'm running into this error, "NullReferenceException was ...
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0answers
24 views

How to integrate .Net and GIS? [closed]

Am expert in .net and GIS separately. I want to know simply how to integrate .net and GIS? Is it possible to develop a webgis application?
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2answers
323 views

How to create multipart polygon 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. Thanks in advance.