| | |
| | | System.out.println(declaredFields.length); |
| | | int i = 0; |
| | | for (Field field : declaredFields) { |
| | | if(i==9) |
| | | break; |
| | | // 设置字段的访问权限,以便于访问私有字段 |
| | | field.setAccessible(true); |
| | | |
| | |
| | | // 条形码居中且不超出第二个格子 |
| | | // 调整结束列索引和位置参数 |
| | | // 增加dx1值,使条形码整体向右移动 |
| | | ClientAnchor anchor1 = new HSSFClientAnchor(660, 0, 900, 60, (short) 0, 9, (short) 1, 10); |
| | | ClientAnchor anchor1 = new HSSFClientAnchor(537, 0, 788, 245, (short) 0, 9, (short) 1, 9); |
| | | // 设置图片位置和大小 |
| | | anchor1.setAnchorType(ClientAnchor.AnchorType.MOVE_DONT_RESIZE); |
| | | |
| | |
| | | Cell cell = null; |
| | | try { |
| | | // 设置行高为自动调整 |
| | | row.setHeight((short) -1); |
| | | // row.setHeight((short) -1); |
| | | // 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列. |
| | | if (attr.isExport()) { |
| | | // 创建cell |
| | |
| | | // 设置列类型 |
| | | setCellVo(value, attr, cell); |
| | | } |
| | | |
| | | adjustRowHeightAfterSetValue(row, cell, value); |
| | | |
| | | addStatisticsData(column, Convert.toStr(value), attr); |
| | | } |
| | | } catch (Exception e) { |
| | |
| | | } |
| | | return cell; |
| | | } |
| | | /** |
| | | * 设置值后调整行高 |
| | | */ |
| | | private void adjustRowHeightAfterSetValue(Row row, Cell cell, Object value) { |
| | | if (value == null) return; |
| | | |
| | | String text = value.toString(); |
| | | Sheet sheet = row.getSheet(); |
| | | |
| | | // 1. 计算自动高度(基于内容) |
| | | short autoHeight = calculateSimpleAutoHeight(text, cell); |
| | | |
| | | // 2. 获取当前行高 |
| | | short currentHeight = row.getHeight(); |
| | | if (currentHeight == -1) { |
| | | currentHeight = sheet.getDefaultRowHeight(); |
| | | } |
| | | |
| | | // 3. 使用较大的高度(自动计算的高度或当前高度) |
| | | short baseHeight = (short) Math.max(currentHeight, autoHeight); |
| | | System.out.println(baseHeight+"aaaaaaaaatttttttt"); |
| | | // 4. 在基础上增加额外高度(100单位 = 5点) |
| | | short extraHeight = 80; |
| | | short newHeight = (short) (baseHeight + extraHeight); |
| | | |
| | | // 5. 限制最大高度 |
| | | short maxHeight = (short) 4000; // 100点 |
| | | row.setHeight((short) Math.min(maxHeight,newHeight)); |
| | | } |
| | | |
| | | /** |
| | | * 简化的自动高度计算 |
| | | */ |
| | | private short calculateSimpleAutoHeight(String text, Cell cell) { |
| | | if (text == null || text.isEmpty()) return 0; |
| | | |
| | | Sheet sheet = cell.getSheet(); |
| | | int colIndex = cell.getColumnIndex(); |
| | | |
| | | // 获取列宽(字符数) |
| | | int colWidthChars = sheet.getColumnWidth(colIndex) / 256; |
| | | if (colWidthChars <= 0) colWidthChars = 10; |
| | | |
| | | // 计算文本行数 |
| | | int lines = 1; |
| | | if (text.contains("\n")) { |
| | | // 有显式换行 |
| | | String[] parts = text.split("\n"); |
| | | for (String part : parts) { |
| | | lines += Math.max(1, (int) Math.ceil(part.length() * 1.5 / colWidthChars)); |
| | | } |
| | | } else { |
| | | // 自动换行 |
| | | lines = (int) Math.ceil(text.length() * 1.5 / colWidthChars); |
| | | } |
| | | |
| | | // 每行高度:假设18点(360 POI单位) |
| | | return (short) (lines * 360); |
| | | } |
| | | /** |
| | | * 设置 POI HSSFSheet 单元格提示 |
| | | * |