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[英]Table View Cells start shaking when trying to swipe to delete current cell
[英]Prototype cells are shaking or shivering when scrolling the table view in swift
我是新手,我遇到一个问题,就是在滚动表格视图时,表格视图单元格中的滚动单元发抖或发抖。我遵循以下代码可以告诉我原因。我不是在IOS模拟器中实时测试的设备。我的问题是为什么它在模拟器中摇晃
override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
var cell = tableView.dequeueReusableCellWithIdentifier("transportCell") as! UITableViewCell
cell.textLabel?.text = transportItems[indexPath.row]
var imageName = UIImage(named: transportItems[indexPath.row])
cell.imageView?.image = imageName
return cell
}
我建议您执行以下更改:而不是行:
var imageName = UIImage(named: transportItems[indexPath.row])
cell.imageView?.image = imageName
使用行:
let qos = Int(QOS_CLASS_USER_INITIATED.rawValue)
dispatch_async(dispatch_get_global_queue(qos, 0)) { () -> Void in
if let imageName = UIImage(named: transportItems[indexPath.row])) {
dispatch_async(dispatch_get_main_queue()) {
self.cell.imageView?.image = imageName
}
}
}
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