Questions tagged [datagridviewcomboboxcell]

DataGridViewComboBoxCell allows you to select a value for the respective DataGridView cell, from the list of values (available in popup displayed). The user can select item by clicking on an item or can use arrow keys to pick up from the available list or can type a value.

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C# DataGridView DataGridViewTextCell to DataGridViewComboBoxCell editable text

I have a DataGridView with a TextBoxColumn. I would like to be able to click on the cell to enter edit mode, and when I do a drop down will appear with options for the user to pick, or if the user does not want one of those options, they are able…
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Fill Datagridview rows from Datatable according to a DatagridviewComboboxCell value

I have a Datagridview with DatagridviewComboboxColumn which is binded to a datasource, What i want is when i choose a value from this DatagridviewComboboxColumn the other cells of the row will display the values corresponding to…
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Check if DataGridViewComboBoxColumn has empty value

I have a datagridview with one DataGridViewComboBoxColumn column and a button Submit outside datagridview which is updating all the data from datagridview in the database table. I would like to check if all the rows of combobox column is updated. In…
Arti
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Certain DataGridViewComboBoxColumn.AutoSize values leads to System.ArgumentException

I work in Visual Studio v12.0.31101 Update 4, .NET Framework v.4.5.50938. There's a DataGridView with some TextBox columns and one ComboBox column. DGV is binded to some DataTable, Combobox is binded to another DataTable. Everything works fine,…
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Issue in DatagridView Combobox selecting value

i have the XML which i am assigning to the datagridview combobox, in which 5 values are there, all values are having same CountyName but different CountyID. 25
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ComboBoxCell has Items but displays nothing

I have a DataGridView which has a ComboBoxColumn I added in the form designer. In my code I want to add rows which each have individual ComboBoxCell's. This is due to each row having different values in the ComboBoxes. I have tried adding…
Duane
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DataGridViewComboBoxCell shows list just before its row is being removed

Whenever I try to remove a row that contains a DataGridViewComboBoxCell, it drops down its list of items for a fraction of a second before the row is removed. I'm not sure how I can prevent this from happening and would like some insight as to why…
Programmer
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DataGridViewComboBoxCell creates Null Reference Exception

I'm new here to Stack Overflow so please excuse any improper form/etiquette. Thanks! EDIT: I guess my questions is not about how to fix the NullReference Exception, but rather how to deal with it not correctly "Exiting" the combobox when I click…
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How to write programmatically into DataGridViewComboBoxCell?

I'm trying to write programmatically into DataGridViewComboBoxCell but I can't do that. I tried: datagrid.rows[index].cell[1].value = "myvalue"; But this did not work.
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.NET DataGridViewComboBoxCell behaviour on losing focus

I have a DataGridView bound to a DataTable. Once the binding is done, I manually search through all the cells of the DGV and replace a single regular DGV cell with a DataGridViewComboBoxCell instance. The cell has its own data source bound to…
Jurij
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DataGridViewComboBoxCell value is not valid

Can someone explain to me how to add DataGridViewComboBoxCell to dataGridView? Code is something like this: foreach(....){ DataGridViewComboBoxCell cmb = new DataGridViewComboBoxCell(); //cmb.item.add(.... dataGridView.Rows.Add(new object[]…
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Datagridview combobox cell which accept enum as integer

I tried to override the default behavior of datagridview combox box column to make it accept enum as int. In order to do that, I created CustomComboboxCell and CustomComboboxEditingControl as follow: public class CustomComboboxEditingControl :…
Doan Cuong
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DataGridView: mysterious second dropdown

When the editing control for a drop down combo box in my datagrid view is surfaced, and the user expands the width, a secondary combo box appears. This doesn't appear to be caused by AutoGeneratedColumns since I have that set to false. protected…
micahhoover
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Create and Bind DataGridViewColumn with query results. Add it to DataGridView

I am desperately trying to add a DataGridViewComboBoxColumn to my DataGridView programatically. Here is the Code I've got so far. DataTable dt = new DataTable(); dt = _userBL.getUsersTable().DefaultView.ToTable(false, "Person_ID", "FirstName",…
Tanatos Daniel
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DataGridViewCell.ReadOnly = false does not work

OK, so I have this piece of code where I try to set all rows but a few to readonly. Since the condition change on a per-row basis I set all cells to ReadOnly and then unlock those I need. There's no databinding involved. I use the grid "as…