ios - UICollectionView layout overlap -


hi using uicollectoinview first time. want show 2 layouts 1 normal add(import) images , 1 edit mode delete , reorder images. done works if import or delete images hidden cells(not show) overlay normal cells behind edit cell, behind cell not present in datasource(extra cell) came.

this remove , insert code.

// insert collectionview cell

**[self.collectionview insertitemsatindexpaths:[[nsarray alloc]initwithobjects:path, nil]];**

// remove collectionview cell

    **[self.collectionview deleteitemsatindexpaths:[[nsarray alloc]initwithobjects:indexpath, nil]];**

// change layout

[editlayout invalidatelayout]; [self.collectionview setcollectionviewlayout: editlayout animated:yes];

thanks 1 me. how can prevent situation.


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