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[英]UITableview Height is not adjusting using UITableViewAutomaticDimension
[英]UITableViewAutomaticDimension NOT adjusting to UILabel text height
我有一个消息传递应用程序,并将气泡视图两侧的标签约束设置为8。 我尚未设置高度限制,而是试图弄清楚为什么在滚动时标签在某些单元格上随机显示更多的高度和错误的大小:
tableView.rowHeight = UITableViewAutomaticDimension
tableView.estimatedRowHeight = 30
标签设置为行数0和自动换行。
func configureCell(message: MessageCD) {
self.message = message
let username = message.getSender()?.username
let text = message.text
if username == UserDefaults.standard.value(forKey: USERNAME) as? String {
senderLbl.text = text
recipientBubbleView.isHidden = true
senderBubbleView.isHidden = false
} else {
recipientLbl.text = text
senderBubbleView.isHidden = true
recipientBubbleView.isHidden = false
}
}
内容拥抱优先级解决了该问题。
if msgUsername == UserDefaults.standard.value(forKey: USERNAME) as? String {
recipientLbl.setContentHuggingPriority(250, for: UILayoutConstraintAxis.vertical)
senderLbl.setContentHuggingPriority(750, for: UILayoutConstraintAxis.vertical)
senderLbl.text = message.text
senderLbl.sizeToFit()
recipientUsernameLbl.isHidden = true
recipientBubbleView.isHidden = true
senderBubbleView.isHidden = false
} else {
senderLbl.setContentHuggingPriority(250, for: UILayoutConstraintAxis.vertical)
recipientLbl.setContentHuggingPriority(750, for: UILayoutConstraintAxis.vertical)
recipientLbl.text = message.text
recipientUsernameLbl.text = msgUsername
recipientUsernameLbl.isHidden = false
recipientLbl.sizeToFit()
senderBubbleView.isHidden = true
recipientBubbleView.isHidden = false
}
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