About Gotfocus and MouseClick event

I have added one combo box on form and written Got focus event for that as DroppedDown=True. But when I click on the combobox first that gotfocus event get call and items list get pop up. But after that due to mouse up event that list again pop dow开发者_运维知识库n so i cann't see the pop up list. How to tackle this??

Can low level event or global hooks help in this case??

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I shall suggest you not to handle GotFocus event.

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try this

if (MouseButtons == MouseButtons.None)
combobox.DroppedDown = true;