UIPickerView 設計每行的大小

- (CGFloat)pickerView:(UIPickerView*)pickerView rowHeightForComponent:(NSInteger)component

{

return 80.0;

}

- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row
forComponent:(NSInteger)component reusingView:(UIView *)view
{
UILabel *myView = nil;

myView = [[UILabel alloc] initWithFrame:CGRectMake(0.0, 0.0, 180, 30)];
for (int i = 0; i < self.dataSource.count; ++i) {
if (i == component) {
myView.text = self.dataSource[i][row];
}
}

myView.textAlignment = NSTextAlignmentCenter;

myView.font = [UIFont systemFontOfSize:HKL_ScreenWidth * .04];

myView.backgroundColor = [UIColor clearColor];

return myView;
}

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