ios 有很多种cell时的写法 以及 autolayout 的使用

  1  //当有很多种cell时的写法-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
  2 {
  3     return [self.theDataSource getCellHeightByPath:indexPath];
  4 }
  5 -(UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
  6 {
  7
  8     NSString *reuseid = [self.theDataSource getReuseIdentityByPath:indexPath];
  9     BSBaseTableCell* cell = (BSBaseTableCell*)[tableView dequeueReusableCellWithIdentifier:reuseid];
 10     if (!cell) {
 11         Class cls = [self.theDataSource getCellClassByPath:indexPath];
 12         cell = [[cls alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:reuseid];
 13
 14         if ([cell isKindOfClass:[BSBaseTableCell class]])
 15         {
 16             cell.delegate = self.cellDelegate;
 17         }
 18
 19     }
 20     BSLog(@"%@", NSStringFromClass(cell.class));
 21     BSBaseCellData* data = [self.theDataSource getDataByIndexPath:indexPath];
 22
 23     if ([cell isKindOfClass:[BSBaseTableCell class]]) {
 24         if (self.theDataSource.isInSelectingMode) {
 25
 26             WSO(wss, cell)
 27             [UIView animateWithDuration:0.2 animations:^{
 28                 [cell.contentView mas_remakeConstraints:^(MASConstraintMaker *make) {
 29                     make.left.top.bottom.equalTo(wss);
 30                     make.right.equalTo(wss.mas_right).offset(-36);
 31                 }];
 32                 [self layoutIfNeeded];
 33             } completion:^(BOOL finished) {
 34                 cell.selectedForEdit = data.selectedForEdit;
 35                 [UIView animateWithDuration:0.1 animations:^{
 36                     [cell.selectView mas_remakeConstraints:^(MASConstraintMaker *make) {
 37                         make.size.mas_equalTo(CGSizeMake(20, 20));
 38                         make.top.equalTo(wss).offset(20);
 39                         make.right.equalTo(wss.mas_right).offset(-15);
 40                     }];
 41                     [self layoutIfNeeded];
 42                 }];
 43             }];
 44
 45             cell.isInSelectingMode = YES;
 46         }
 47         else
 48         {
 49             if (cell.isInSelectingMode) {
 50                 WSO(wss, cell)
 51                 [UIView animateWithDuration:0.2 animations:^{
 52                     [cell.contentView mas_remakeConstraints:^(MASConstraintMaker *make) {
 53                         make.left.right.top.bottom.equalTo(wss);
 54                     }];
 55                     [self layoutIfNeeded];
 56                 }];
 57                 [cell.selectView mas_remakeConstraints:^(MASConstraintMaker *make) {
 58                     make.size.mas_equalTo(CGSizeMake(20, 20));
 59                     make.top.equalTo(wss).offset(20);
 60                     make.right.equalTo(wss.mas_right).offset(20);
 61                 }];
 62             }
 63             cell.isInSelectingMode = NO;
 64
 65         }
 66
 67
 68         if ([cell respondsToSelector:@selector(setData:)]) {
 69             [cell setData:data];
 70         }
 71         if ([data isKindOfClass:[BSBaseCellData class]]) {
 72             cell.accessoryType = data.cellAccessoryType;
 73         }
 74
 75     }
 76     else
 77     {
 78         if ([cell respondsToSelector:@selector(setCellData:)]) {
 79             [cell setCellData:data];
 80         }
 81
 82     }
 83     if ([cell respondsToSelector:@selector(setSeparatorLineVisible:)] && [data isKindOfClass:[BSBaseCellData class]]) {
 84         [cell setSeparatorLineVisible:!data.isHideLine];
 85     }
 86     return cell;
 87 }
 88 //autolayout 使用
 90
 91 WS(ws);
 92 //        [lab mas_makeConstraints:^(MASConstraintMaker *make) {
 93 //            make.centerY.equalTo(ws);
 94 //            make.left.equalTo(ws.mas_left).offset(BookRoomView_LeftSpace);
 95 //        }];
 96 //
 97 //        [style mas_makeConstraints:^(MASConstraintMaker *make) {
 98 //            make.left.equalTo(lab.mas_right).offset(6);
 99 //            make.centerY.equalTo(ws);
100 //        }];
101 //        [label mas_makeConstraints:^(MASConstraintMaker *make) {
102 //            make.right.equalTo(ws.mas_right).offset(-100);
103 //            make.centerY.equalTo(ws.mas_centerY);
104 //        }];
105 //        [zuopin mas_makeConstraints:^(MASConstraintMaker *make) {
106 //            make.left.equalTo(label.mas_right).offset(6);
107 //            make.centerY.equalTo(ws.mas_centerY);
108 //        }];
109 这个是masonry适配的代码，用的时候要记得WS(ws) he WS(wso,object)应为block避免循环应用，我这个没加