转载自:http://www.cocoachina.com/bbs/simple/?t47290.html
设置 大小
重写setCurrentPage方法即可:
- (void) setCurrentPage:(NSInteger)page {
[super setCurrentPage:page];
for (NSUInteger subviewIndex = 0; subviewIndex < [self.subviews count]; subviewIndex++) {
UIImageView* subview = [self.subviews objectAtIndex:subviewIndex];
CGSize size;
size.height = 12;
size.width = 12;
[subview setFrame:CGRectMake(subview.frame.origin.x, subview.frame.origin.y,
size.width,size.height)];
if (subviewIndex == page) [subview setImage:[UIImage imageNamed:@"BluePoint.png"]];
else [subview setImage:[UIImage imageNamed:@"BlackPoint.png"]];
}
}
本文介绍了一种通过重写setCurrentPage方法来调整页面指示器大小的方法。具体实现中,通过循环遍历所有子视图并设置其大小及图片来达到目的。
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