look at these codes in colors array there are imageView but when ever pickerCountry call hich have string array it will call uiview delegate method of pickerview.

picker

@Terminator @vijaysinghadhikari : - (NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component
{
if (pickerView == pickerCountry)
{
return [arrCountry objectAtIndex:row];
}
else
return [arrAge objectAtIndex:row];
}

- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view
{

return [colorsArray objectAtIndex:row];
}