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DataGridView component with EmptyDataText Property - Windows Form Application

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5 May 2011CPOL1 min read 38.6K   2.7K   15  
Gets or sets the text to display in the empty data row rendered when a GridView control is bound to a data source that does not contain any records

Introduction

Gets or sets the text to display in the empty data row rendered when a DataGridView control is bound to a data source that does not contain any records.

Background

The empty data row is displayed in a ASP.NET GridView control when the data source that is bound to the control does not contain any records. Use the <span>EmptyDataText</span> property to specify the text to display in the empty data row using EmptyDataRowStyle in ASP.NET. But this is not in Windows Form Application, so I have created a Component for this functionality.

Using the Code

The following screen displays properties of EmptyDataText Grid component.

EDTScreen.png

Binding grid with 0 records:

EDT_without_data.png

After binding grid, it looks like:

EDT_with_data.png

The following code is self explanatory. The following code has been written in Component\DataGrid.cs. In DataGrid.cs, I have Overrides Pint method of DataGridView.

Grid_Component.png

The following code has been written in Form1.cs:

Grid_Example.png

Points of Interest

Now I will try to support automatic label display instead of checking the following lines of code:

C#
//You should use only following 5 lines of code.
            dgEmptyData.DataSource = dt;
            if (dt != null && dt.Rows.Count > 0)
                //Remove text when records exists
                dgEmptyData.EmptyDataText = "";
            else
                //Assign text when no record found
                dgEmptyData.EmptyDataText = txtEmptyText.Text;

History

If you find some issues or bugs with it, just leave a comment or drop me an email. If you make any notes on this, let me know that too so I don't have to redo any of your hard work.
Please provide a "Vote" if this would be helpful.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Technical Lead Infostretch Ahmedabad-Gujarat
India India
Aspiring for a challenging carrier wherein I can learn, grow, expand and share my existing knowledge in meaningful and coherent way.

sunaSaRa Imdadhusen


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