how can transfer data from one form and it's owner

Neda,

Passing data between forms can be done a lot of different ways. I have written two blog posts on the subject that may give you some ideas:

http://ift.tt/1km5gds

http://ift.tt/1glQpvL

Hope it helps ...

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~~Bonnie DeWitt [C# MVP]

http://ift.tt/1bPbIRj