scrollview µÄʹÓÃ

ÉèÖÃ scrollview

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CGPoint contentOffset;

CGSize contentSize;

UIEdgeInsets contentInset;

//ÉèÖà scrollview ÔÚÆÁÄ»ÉÏÏÔʾµÄ´óС

self.scrollView=[[UIScrollViewalloc] initWithFrame:CGRectMake(0,0, SCREEN_WIDTH,SCREEN_HEIGHT-70)];

//contentsize ÊÇÉèÖà scrollview ×ܹ²µÄ¹ö¶¯³¤¶È

self.scrollView.contentSize=CGSizeMake(SCREEN_WIDTH, 10000);

//contentOffset ÉèÖÃÄÚÈݵÄÆ«ÒÆÁ¿ scrollview ¹ö¶¯ºó,ºÍÆðʼλÖõIJîÁ¿Öµ

contentInset :The distance that the content view is inset from the enclosing scroll view.

¼´ ÏÔʾÄÚÈÝÔÚ scrollview ÖÐ(frame)µÄλÖà ÉÏÏÂ×óÓÒ ¾àÀë frame µÄ´óС

µ¥Î» UIEdgeInsets

1. typedef struct {
2. CGFloat top, left, bottom, right;
3. }