清除图片缓存

@interface CZProfileViewController ()

@end

@implementation CZProfileViewController
static NSString *ID = @"cell";
- (void)viewDidLoad {
   [super viewDidLoad];
   
   UIBarButtonItem *settting = [[UIBarButtonItem alloc] initWithTitle:@"设置"  style:UIBarButtonItemStyleBordered target:self action:@selector(settting)];
   self.navigationItem.rightBarButtonItem = settting;
   
//    [self.tableView registerClass:[UITableViewCell class] forCellReuseIdentifier:ID];
 
}

#pragma mark - 点击设置的时候调用
- (void)settting
{
   
}


#pragma mark - Table view data source


- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
   return 1;
}


- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
   UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:ID];
   
   if (cell == nil) {
       cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:ID];
   }
   
  cell.textLabel.text = @"清空图片缓存";
   
   // 获取sdwebImage的缓存
   // 50119318 bite
   // b -> 50119318 / 1024.0
   NSString *title = nil;
   NSUInteger size = [SDImageCache sharedImageCache].getSize;
   if (size > 1024 * 1024) {
       CGFloat floatSize = size / 1024.0 / 1024.0;
       title = [NSString stringWithFormat:@"%.fM",floatSize];
   }else if (size > 1024){
       CGFloat floatSize = size / 1024.0;
       title = [NSString stringWithFormat:@"%.fKB",floatSize];
   }else if(size > 0)
   {
      title = [NSString stringWithFormat:@"%ldKB",size];
   }
   

   cell.detailTextLabel.text = title;
   // 17K
   // 17K
   
   return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
   [[SDImageCache sharedImageCache] clearDisk];
   
   [self.tableView reloadData];
}