自定义一个pageControl继承于UIpageControl。具体代码如下:
// // CloPageControl.h // lvYe // // Created by Cloay on 12-8-16. // Copyright (c) 2012年 __MyCompanyName__. All rights reserved. // #import <UIKit/UIKit.h> @interface CloPageControl : UIPageControl{ UIImage *activeImage; UIImage *inActiveIamge; } @end
实现方法:
// // CloPageControl.m // lvYe // // Created by Cloay on 12-8-16. // Copyright (c) 2012年 __MyCompanyName__. All rights reserved. // #import "CloPageControl.h" @implementation CloPageControl - (id)initWithFrame:(CGRect)frame { self = [super initWithFrame:frame]; if (self) { // Initialization code } return self; } // Only override drawRect: if you perform custom drawing. // An empty implementation adversely affects performance during animation. - (void)drawRect:(CGRect)rect { // Drawing code activeImage = [UIImage imageNamed:@"icon_star"]; inActiveIamge = [UIImage imageNamed:@"icon_dot"]; int count = [self.subviews count]; for (int i = 0; i < count; i++) { UIImageView* dot = [self.subviews objectAtIndex:i]; [dot setFrame:CGRectMake(i*15, 0, 15, 15)]; if (i == 0) { [dot setImage:activeImage]; }else { [dot setImage:inActiveIamge]; } } } - (void)setCurrentPage:(NSInteger)currentPage{ [super setCurrentPage:currentPage]; [self updateDots]; } - (void)updateDots{ for (int i = 0; i < [self.subviews count]; i++) { UIImageView* dot = [self.subviews objectAtIndex:i]; if (i == self.currentPage) dot.image = activeImage; else dot.image = inActiveIamge; } } @end