XCNoDataPlaceholder
一个超级简单易用的UITableView和UICollectionView的空数据占位图，可区分实现网络错误状态和空数据状态
A super easy-to-use empty data prompt for the UITableView and UICollectionView. Can distinguish between network error state and empty data state
使用
pod 'XCNoDataPlaceholder'
1. 导入它
2. 实现代理方法
协议
/**
* Empty Data Placeholder Image
*/
- (UIImage *)PlaceholderNoDataImage;
/**
* Net Error Placeholder Image
* if you don't implement it , will used - PlaceholderNoDataImage
*/
- (UIImage *)PlaceholderNetErrorImage;
/**
* default size : 200*200
*/
- (CGSize)PlaceholderImageSize;
/**
* image offset
*/
- (UIOffset)PlaceholderOffset;
/**
* Refresh Button
* you can return any UIView instance if you need
*/
- (UIButton *)PlaceholderRefreshButton;
示例代码
<XCNoDataPlaceholderDelegate>
//-----
_tableView.placeholderImageDelegate = self;
_collectionView.placeholderImageDelegate = self;
//------
- (UIImage *) PlaceholderNoDataImage{
return [UIImage imageNamed:@"noData"];
}
- (UIImage *)PlaceholderNetErrorImage{
return [UIImage imageNamed:@"netErr"];
}
- (UIButton *)PlaceholderRefreshButton{
UIButton * refreshButton = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 200, 40)];
return refreshButton;
}
网络错误标识符
e.p.
[[AFNetworkReachabilityManager sharedManager]setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {
if (status == AFNetworkReachabilityStatusNotReachable) {
zxcPlaceholderNetState = NO;
}else{
zxcPlaceholderNetState = YES;
}
}];
注意事项
由于组件是添加在BackgroundView上，因此不能随列表滑动。
它不能随列表滑动，因为它被添加到了BackgroundView上。