<div>
I think I have figured out the answer, I simply needed to handle the CellValueChanged event of the dataGridView
</div>


<div>
Unfortunately, this event does not get invoked when the ComboBox is changed
</div>


<div>
This actually only changes the value when the user moves off the current cell. This does not do what I want
</div>


<div>
Ok CurrentCellDirtyStateChang<wbr />ed does the trick.<br />
<br />
Unfortunately, when getting the DataGridViewComboBox, it does not have the updated Value yet.
</div>


<div>
Not sure about this since I haven't looked into it much, but sometimes with events like dirtystatechanged, the value won't be different yet if you reference it via the grid directly, but usually the new &quot;dirty&quot; value is passed in as part of the event args...<br />
<br />
Otherwise another option is to use javascript to detect all cells being filled in and enable the button.
</div>


<div>
This is in C#, so there is no javascript.<br />
<br />
The event is: dataGridView_CurrentCellDi<wbr />rtyStateCh<wbr />anged(obje<wbr />ct sender, EventArgs e), which has just the standard event header, so no &quot;dirty&quot; value is passed in either
</div>


<div>
Ok I figured it out.<br />
<br />
I read this short article:<br />
<br />
<a href="http://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=151567" rel="ugc">http://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=151567</a>
</div>


<div>
<div class="content wysiwyg-content">
I have a DataGridView with some cells being DataGridViewComboBoxCells.<wbr /> I have a button under this datagrid view that should not be enabled when no data is selected in a given ComboBoxCells.<br />
<br />
I can't seem to find a way to enable the button since the DataGridViewComboBoxCells has no SelectedIndex change event like a normal ComboBox cell.<br />
<br />
How should I approach this?
</div>
</div>


I have a DataGridView with some cells being DataGridViewComboBoxCells. I have a button under this datagrid view that should not be enabled when no data is selected in a given ComboBoxCells.

I can't seem to find a way to enable the button since the DataGridViewComboBoxCells has no SelectedIndex change event like a normal ComboBox cell.

How should I approach this?

Enabling button when all DataGridViewComboBoxCell's have items in them

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).

The .NET Framework is not specific to any one programming language; rather, it includes a library of functions that allows developers to rapidly build applications. Several supported languages include C#, VB.NET, C++ or ASP.NET.