1.UIView总结:
重要属性:
frame
layer
subviews
tag
superview
userInteractionEnabled
multipleTouchEnabled
center
重要方法
initWithFrame:
addSubview:
insertSubview:atIndex:
insertSubview:aboveSubview:
insertSubview:belowSubview:
exchangeSubviewAtIndex:withSubviewAtIndex:
drawRect:
viewWithTag:
removeFromSuperview
2.UIScrollView使用实践:
重要的属性:
contentSize
maximumZo