Invert selection in DataGrid

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hi,

 

i have datagrid multipleselection enabled. need add invert selection functionality on click of button. when click on button, selected rows should unselected , unselected rows should selected. can please tell me how can done?

hi,

change selectedindicies property of datagrid. should array indices of dataprovider except values in old value of selectedindicies.



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