gistfile1.txt

/**
Removes selected items
*/
-(void)removeSelectedItems{
    var indexes= [collectionView selectionIndexes];
    var arr = [[CPArray alloc]init];
    var a = [[collectionView selectionIndexes] firstIndex];
    var b = [[collectionView selectionIndexes] lastIndex];
    [indexes getIndexes: arr maxCount: a inIndexRange: CPMakeRange(0, b)]; 
    for(var i=0; i< [arr count];i++){
        [model removeObjectAtIndex: [arr indexOfObject: i]];
        [collectionView reloadContent];
    }
}