datagridview

VB.net Dataset display different column

Hello, I am sure this has to a comon thing I just can't find it. I am making a combobox from my data source. Basically, This is a projects form and the user needs to select the the primary contact which is contrained by the customer id (GETbyCustomerID) set in another field. I have it working... mostly except the combobox only displays...

Multi "column" DataGridView C#

I have a DataGridView that's bound to a DataSet. It has columns DateCreated, Weight, DateUsed. Those three columns do not take up much horizontal space on DataGridView that is nearly full screen. Is it possible to have those columns wrap back to the top if the view is wide enough to support a second group of those colums. So across the h...

Binding Data to DataGridView in VB.Net

Hi, I have a bit of code which loads data from a stored procedure in MS SQL Server and then loads the data to a datagridview, which works fine. What i want is for the code that connects / loads the data to sit in my Database Class and then everything associated with the datagridview to be stored in my Form but i am having problems passi...

DataGridView.CellValueChanged not firing on bound DataGridView

When I change a value programatically in a DataTable that my DataGridView is bound to, the appropriate CellValueChanged event is not firing for the DataGridView. I'm trying to change a cell's background color based on cell value when the DataTable is filled with data without iterating through every row and checking each value. ...

For a DataGridView, how do I get the values from each row?

I am wondering what is the best way to go iterate through all the rows in a datagridview and get the values from the cells. Here is what I am thinking of doing, but I don't really like it because if I rearrange the columns then the code will also have to be changed. for (int i = 0; i < dataGridView.RowCount; i++) { ...

Cannot add rows when the DataGridView control is in virtual mode?

When I try to add a new row to a DataGridView in virtual mode like this: dataGridViewX1.Rows.Add(new string[] { "Parker", "Seattle" }); The following exception occurs: Operation is not valid when the DataGridView control is in virtual mode? ...

How to store selected value from DataGridViewComboBoxColumn?

VB.NET 2008 .NET 3.5 Using WinForms. I have a class that is bound to a DataGridView through a BindingSource. This class contains a List as one of it's properties. The List contains another custom class. Both classes are part of an automated shipping program: Class OrderShipment Public Property OrderID as String Get ...

DataGridView ComboBox returns wrong selection when multiple items have the same DisplayMember value

I'm using a DataGridViewComboBoxColumn with a data source and specifying the DisplayMember and ValueMember. Some of the items have the same display name but their values are different. When the user selects one of those in the ComboBox dropdown, it always returns the first item that has the same name, completely ignoring the actual ite...

C# visually subclass datagridview control VS2005

Maybe its something stupid, but I'm having a problem with a subclass of a DataGridView Control in VS2005 C#. I know I can subclass from almost anything by doing public class MyDataGridView : DataGridView {} no problem, and I put in some things / elements I want applicable globally. Now, I take this gridview and put into a custom use...

How do I allow edit only a particular column in datagridview in windows application?

I want to enable only two columns in the DataGridview to be able to edit. The others should not be allowed to edit. Further I am not directly linking to datasource; I will be doing some thing like this way DataTable dt = new DataTable(); dt.Columns.Add("Email"); dt.Columns.Add("email1"); for (int i = 0; i < 5; i++) { DataRow dr = dt...

Data table columns become out of order after changing data source.

This is kind of a oddball problem so I will try to describe the best that I can. I have a DataGridView that shows a list of contracts and various pieces of information about them. There are three view modes: Contract Approval, Pre-Production, and Production. Each mode has it's own set of columns that need to be displayed. What I have be...

.NET 3.5 DataGridView Wont Save To Database

I have created a test Winforms application in Visual Studio 2008 (SP1) to see just how "RAD" C# and .NET 3.5 can be. So far I have mixed emotions. Added a service-based database to my application (MyDB.mdf) and added two tables - Contact (id [identity], name [varchar] and number [varchar] columns) and Group (id [identity] and name [var...

How to use another type of EditingControl in a single .NET 3.5 DataGridView column ?

Is this possible to have two (or more) different kinds of cells to be displayed interchangeably in single column of C# .Net 3.5 WinForms DataGridView? I know one column has specified single EditingControl type, yet I think grid is flexible enough to do some tricks, I may think of only: Adding as many invisible columns to grid as requi...

Pulling parameters from a datagridview C#.NET

I have what is undoubtedly a simple question, but I can't seem to find that answer anywhere. I am writing a C# Windows form application that contains a datagridview that I'm using to run a SQL UPDATE statement out to the database with a dataadapter. I am using a parameterized query and need to populate the parameters with columns from th...

ASP.NET Show/Hide Sections in a Datagrid row.

Hi All, I have a datagrid where each row has information on Employees in a company. I would like to allow each row the ability to show/hide extra information. My first idea was use the CollapsiblePanelExtender from the AJAX toolkit and have each row like this: <ajaxtoolkit:collapsiblepanelextender TargetControlID="panel2"> Ex...

Displaying a rotated string - DataGridView.RowPostPaint

I want to display a lengthy rotated string in the background of one of my rows in a DataGridView. However, this: private void dataGridView1_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e) { if (e.RowIndex == 0) { ... //Draw the string Graphics g = dataGridView1.CreateGraphics(); ...

passing datagrid values as a parameter.

I have a datagridview that I would like all values on a specific row passed to a new form. I can extract the values, but how would you recommend passing these into the new form (each will be assigned to a specific textbox)? ...

How do you keep the text selection on a DataGridView?

I'm running C# 2.0, and I've written an application with a DataGridView in virtualmode and a TreeView in the same form, but in different panels of a SplitContainer. My application has a "find all" function that finds all instances of a certain string, and adds them as the child nodes to a new node to the TreeView (it's a tree view becau...

How can I add a border to an individual DataGridView column?

I need to somehow show the user that a specific column in a DataGridView is editable. I want to add a Fixed3D border to only that column, but could not find a way. How can I change the border style for a specific column? Or, if that is not possible, are there any other ways to indicate that a cell can be edited? ...

How do you disable a DataGridView's keyboard shorcuts?

I've just noticed that DataGridViews have a default shortcut so that whenever you press "Ctrl + H", the DataGridView's editing control backspaces, and can delete your entire selection within the cell. This can get quite annoying since I want to open a Replace box whenever Ctrl H is pressed. Is there any way to stop the backspacing whil...