iphone-common-codes-ccteam源代码 CCUITableView.m

最新推荐文章于 2018-02-28 15:16:46 发布

最新推荐文章于 2018-02-28 15:16:46 发布 · 65 阅读

本文深入解析了CCUITableView类中的滚动到底部方法scrollToBottom:animated:和获取垂直滚动指示器方法getVerticalScrollIndicator，以及隐藏垂直滚动指示器方法hideVerticalScrollIndicator。

//
//  CCUITableView.m
//  CCFC
//
//  Created by xichen on 11-12-28.
//  Copyright 2011 ccteam. All rights reserved.
//


#import "CCUITableView.h"
#import "CCUIView.h"


@implementation UITableView(cc)


- (void)scrollToBottom:(BOOL)animated
{
        NSUInteger lastSection = [self numberOfSections] - 1;
        NSIndexPath *indexPath = [NSIndexPath indexPathForRow:[self numberOfRowsInSection:lastSection] 
                                                                                                inSection:lastSection];
        [self scrollToRowAtIndexPath:indexPath
                                atScrollPosition:UITableViewScrollPositionBottom
                                                animated:animated];
}


// get the vertical scroll indicator
- (UIView *)getVerticalScrollIndicator
{
        id verticalIndicatorImgView = nil; 
        object_getInstanceVariable(self, "_verticalScrollIndicator", (void **)&verticalIndicatorImgView);
        
        return (UIView *)verticalIndicatorImgView;
}


// hide the vertical scroll indicator
- (BOOL)hideVerticalScrollIndicator
{
        UIView *indicatorView = [self getVerticalScrollIndicator];
        indicatorView.hidden = YES;
        return indicatorView != nil;
}


@end

可能有更新:

googlecode链接地址： http://code.google.com/p/iphone-common-codes-ccteam/source/browse/trunk/CCFC/files/CCUITableView.m

github地址: https://github.com/cxsjabc/iphone-common-codes-ccteam/tree/master/CCFC/files/CCUITableView.m