How to implement AutoComplete in WinForms with RichTextBox control?
To implement WinForms AutoComplete with RichTextBox control, we need to implement the IEditControlsEmbed interface in a RichTextBox class which, will enable the AutoComplete functionality for the RichTextBox control.
C#
//RichTextBox inherits IEditControlEmbed interface
class CustomRichTextBox : System.Windows.Forms.RichTextBox, IEditControlsEmbed
{
System.Windows.Forms.Control IEditControlsEmbed.GetActiveEditControl(IEditControlsEmbedListener listener)
{
return (Control)this;
}
}
VB
‘RichTextBox inherits IEditControlEmbed interface Friend Class CustomRichTextBox Inherits System.Windows.Forms.RichTextBox Implements IEditControlsEmbed Private Function GetActiveEditControl(ByVal listener As IEditControlsEmbedListener) As System.Windows.Forms.Control Implements IEditControlsEmbed.GetActiveEditControl Return CType(Me, Control) End Function End Class
Conclusion
I hope you enjoyed learning about how to implement AutoComplete in WinForms with RichTextBox.
You can refer to our WinForms AutoComplete page to know about its other groundbreaking feature representations. You can also explore our documentation to understand how to present and manipulate data.
For current customers, you can check out our WinForms components from the License and Downloads page. If you are new to Syncfusion, you can try our 30-day free trial to check out our Winforms EditControl and other WinForms components.
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