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根据要显示的文字以及UILable本身的字体,来计算能够完全显示所有文字的label所需要的大小,从而进行调整。
//Calculate the size necessary for the UILable NSString *theText = @"Texting"; CGSize theStringSize = [theText sizeWithFont:font constrainedToSize:theLabel.frame.size lineBreakMode:theLabel.lineBreakMode]; //Adjust the size of the UILable theLable.frame = CGRectMake(theLable.frame.origin.x, theLable.frame.origin.y, theStringSize.width, theStringSize.height); theLable.text = theText;