1 //行的高度。
2 -(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
3 NewNotificationCell *cell = (NewNotificationCell *)[self tableView:tableView cellForRowAtIndexPath:indexPath];
4 cell.myLabel.text = [self.dataArray objectAtIndex:indexPath.row];
5 labelSize = [cell.myLabel.text sizeWithFont:[UIFont fontWithName:@"Arial" size:15] constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, 1000) lineBreakMode:UILineBreakModeWordWrap];
6 cell.myLabel.lineBreakMode = UILineBreakModeWordWrap;
7 cell.myLabel.numberOfLines = 0;
8 [cell.myLabel setFont:[UIFont fontWithName:@"Arial" size:15]];
9 cell.myLabel.frame = CGRectMake(0, 0, labelSize.width, labelSize.height);
10
11 return labelSize.height+30;
12 }
1 //自动换行。
2 cell.myLabel.text = [self.dataArray objectAtIndex:indexPath.row];
3 labelSize = [cell.myLabel.text sizeWithFont:[UIFont fontWithName:@"Arial" size:15] constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, 1000) lineBreakMode:UILineBreakModeWordWrap];
4 cell.myLabel.lineBreakMode = UILineBreakModeWordWrap;
5 cell.myLabel.numberOfLines = 0;
6 [cell.myLabel setFont:[UIFont fontWithName:@"Arial" size:15]];
7 cell.myLabel.frame = CGRectMake(0, 0, labelSize.width, labelSize.height);
8
9 //获取文字长度和高度。
10 CGSize fontSize =[cell.myLabel.text sizeWithFont:cell.myLabel.font
11 forWidth:cell.myLabel.frame.size.width
12 lineBreakMode:UILineBreakModeWordWrap];
13 NSLog(@"文字长度=%f",fontSize.width);
14
15 //获取UILabel上最后一个字符串的位置。
16 CGPoint lastPoint;
17 CGSize sz = [cell.myLabel.text sizeWithFont:cell.myLabel.font constrainedToSize:CGSizeMake(MAXFLOAT, 40)];
18
19 CGSize linesSz = [cell.myLabel.text sizeWithFont:cell.myLabel.font constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, MAXFLOAT) lineBreakMode:UILineBreakModeWordWrap];
20 if(sz.width <= linesSz.width) //判断是否折行
21 {
22 lastPoint = CGPointMake(cell.myLabel.frame.origin.x + sz.width, cell.myLabel.frame.origin.y);
23 }
24 else
25 {
26 lastPoint = CGPointMake(cell.myLabel.frame.origin.x + (int)sz.width % (int)linesSz.width,linesSz.height - sz.height);
27 }
28 NSLog(@"====%f",lastPoint.x);
29
30
31 [cell.myButton setTitle:@"查看" forState:UIControlStateNormal];
32 [cell.myButton setBackgroundImage:[UIImage imageNamed:@"button.png"] forState:UIControlStateNormal];
33 if ([cell.myButton.titleLabel.text isEqualToString:@"查看"]) {
34 cell.myButton.frame = CGRectMake(lastPoint.x+5, labelSize.height-19, 30, 20);
35 }
36 [cell.timeButton setTitle:@"今天" forState:UIControlStateNormal];
37 cell.timeButton.frame = CGRectMake(260, labelSize.height+8, 50, 20);
38 return cell;
39 }
