//行的高度。
-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
NewNotificationCell *cell = (NewNotificationCell *)[self tableView:tableView cellForRowAtIndexPath:indexPath];
cell.myLabel.text = [self.dataArray objectAtIndex:indexPath.row];
labelSize = [cell.myLabel.text sizeWithFont:[UIFont fontWithName:@"Arial" size:15] constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, 1000) lineBreakMode:UILineBreakModeWordWrap];
cell.myLabel.lineBreakMode = UILineBreakModeWordWrap;
cell.myLabel.numberOfLines = 0;
[cell.myLabel setFont:[UIFont fontWithName:@"Arial" size:15]];
cell.myLabel.frame = CGRectMake(0, 0, labelSize.width, labelSize.height);
return labelSize.height+30;
}
//显示每行的内容。
- (NewNotificationCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
static NSString *CellIdentifier = @"Cell";
NewNotificationCell*cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
if (!cell) {
cell=[[[NewNotificationCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier]autorelease];
cell = [[[NSBundle mainBundle]loadNibNamed:@"NewNotificationCell" owner:self options:nil]objectAtIndex:0];
}
//自动换行。
cell.myLabel.text = [self.dataArray objectAtIndex:indexPath.row];
labelSize = [cell.myLabel.text sizeWithFont:[UIFont fontWithName:@"Arial" size:15] constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, 1000) lineBreakMode:UILineBreakModeWordWrap];
cell.myLabel.lineBreakMode = UILineBreakModeWordWrap;
cell.myLabel.numberOfLines = 0;
[cell.myLabel setFont:[UIFont fontWithName:@"Arial" size:15]];
cell.myLabel.frame = CGRectMake(0, 0, labelSize.width, labelSize.height);
//获取文字长度和高度。
CGSize fontSize =[cell.myLabel.text sizeWithFont:cell.myLabel.font
forWidth:cell.myLabel.frame.size.width
lineBreakMode:UILineBreakModeWordWrap];
NSLog(@"文字长度=%f",fontSize.width);
//获取UILabel上最后一个字符串的位置。
CGPoint lastPoint;
CGSize sz = [cell.myLabel.text sizeWithFont:cell.myLabel.font constrainedToSize:CGSizeMake(MAXFLOAT, 40)];
CGSize linesSz = [cell.myLabel.text sizeWithFont:cell.myLabel.font constrainedToSize:CGSizeMake(cell.myLabel.frame.size.width, MAXFLOAT) lineBreakMode:UILineBreakModeWordWrap];
if(sz.width <= linesSz.width) //判断是否折行
{
lastPoint = CGPointMake(cell.myLabel.frame.origin.x + sz.width, cell.myLabel.frame.origin.y);
}
else
{
lastPoint = CGPointMake(cell.myLabel.frame.origin.x + (int)sz.width % (int)linesSz.width,linesSz.height - sz.height);
}
NSLog(@"====%f",lastPoint.x);
[cell.myButton setTitle:@"查看" forState:UIControlStateNormal];
[cell.myButton setBackgroundImage:[UIImage imageNamed:@"button.png"] forState:UIControlStateNormal];
if ([cell.myButton.titleLabel.text isEqualToString:@"查看"]) {
cell.myButton.frame = CGRectMake(lastPoint.x+5, labelSize.height-19, 30, 20);
}
[cell.timeButton setTitle:@"今天" forState:UIControlStateNormal];
cell.timeButton.frame = CGRectMake(260, labelSize.height+8, 50, 20);
return cell;
}
