From 328d4b916d053575a679d15bfbd13d86c2aa30be Mon Sep 17 00:00:00 2001 From: RuoYi <yzz_ivy@163.com> Date: 星期六, 23 四月 2022 20:53:16 +0800 Subject: [PATCH] Excel注解支持color字体颜色 --- ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java | 99 +++++++++++++++++++++---------------------------- 1 files changed, 42 insertions(+), 57 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java index 9a837c4..4fc3ff4 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java @@ -672,21 +672,6 @@ style.setFont(totalFont); styles.put("total", style); - style = wb.createCellStyle(); - style.cloneStyleFrom(styles.get("data")); - style.setAlignment(HorizontalAlignment.LEFT); - styles.put("data1", style); - - style = wb.createCellStyle(); - style.cloneStyleFrom(styles.get("data")); - style.setAlignment(HorizontalAlignment.CENTER); - styles.put("data2", style); - - style = wb.createCellStyle(); - style.cloneStyleFrom(styles.get("data")); - style.setAlignment(HorizontalAlignment.RIGHT); - styles.put("data3", style); - return styles; } @@ -786,17 +771,10 @@ // 设置列宽 sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256)); } - // 如果设置了提示信息则鼠标放上去提示. - if (StringUtils.isNotEmpty(attr.prompt())) + if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0) { - // 这里默认设了2-101列提示. - setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, column, column); - } - // 如果设置了combo属性则本列只能选择不能输入 - if (attr.combo().length > 0) - { - // 这里默认设了2-101列只能选择不能输入. - setXSSFValidation(sheet, attr.combo(), 1, 100, column, column); + // 提示信息或只能选择不能输入的列内容. + setPromptOrValidation(sheet, attr.combo(), attr.prompt(), 1, 100, column, column); } } @@ -815,8 +793,7 @@ { // 创建cell cell = row.createCell(column); - int align = attr.align().value(); - cell.setCellStyle(styles.get("data" + (align >= 1 && align <= 3 ? align : ""))); + setDataCell(cell, attr); // 用于读取对象中的属性 Object value = getTargetValue(vo, field, attr); @@ -860,48 +837,57 @@ } /** - * 设置 POI XSSFSheet 单元格提示 + * 设置单元格样式 + * + * @param cell 单元格 + * @param excel 注解信息 + */ + public void setDataCell(Cell cell, Excel excel) + { + CellStyle style = wb.createCellStyle(); + style.setAlignment(HorizontalAlignment.CENTER); + style.setVerticalAlignment(VerticalAlignment.CENTER); + style.setBorderRight(BorderStyle.THIN); + style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); + style.setBorderLeft(BorderStyle.THIN); + style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); + style.setBorderTop(BorderStyle.THIN); + style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); + style.setBorderBottom(BorderStyle.THIN); + style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); + style.setAlignment(excel.align()); + Font dataFont = wb.createFont(); + dataFont.setFontName("Arial"); + dataFont.setFontHeightInPoints((short) 10); + dataFont.setColor(excel.color().index); + style.setFont(dataFont); + cell.setCellStyle(style); + } + + /** + * 设置 POI XSSFSheet 单元格提示或选择框 * * @param sheet 表单 - * @param promptTitle 提示标题 + * @param textlist 下拉框显示的内容 * @param promptContent 提示内容 * @param firstRow 开始行 * @param endRow 结束行 * @param firstCol 开始列 * @param endCol 结束列 */ - public void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow, + public void setPromptOrValidation(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow, int firstCol, int endCol) { DataValidationHelper helper = sheet.getDataValidationHelper(); - DataValidationConstraint constraint = helper.createCustomConstraint("DD1"); + DataValidationConstraint constraint = textlist.length > 0 ? helper.createExplicitListConstraint(textlist) : helper.createCustomConstraint("DD1"); CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol); DataValidation dataValidation = helper.createValidation(constraint, regions); - dataValidation.createPromptBox(promptTitle, promptContent); - dataValidation.setShowPromptBox(true); - sheet.addValidationData(dataValidation); - } - - /** - * 设置某些列的值只能输入预制的数据,显示下拉框. - * - * @param sheet 要设置的sheet. - * @param textlist 下拉框显示的内容 - * @param firstRow 开始行 - * @param endRow 结束行 - * @param firstCol 开始列 - * @param endCol 结束列 - * @return 设置好的sheet. - */ - public void setXSSFValidation(Sheet sheet, String[] textlist, int firstRow, int endRow, int firstCol, int endCol) - { - DataValidationHelper helper = sheet.getDataValidationHelper(); - // 加载下拉列表内容 - DataValidationConstraint constraint = helper.createExplicitListConstraint(textlist); - // 设置数据有效性加载在哪个单元格上,四个参数分别是:起始行、终止行、起始列、终止列 - CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol); - // 数据有效性对象 - DataValidation dataValidation = helper.createValidation(constraint, regions); + if (StringUtils.isNotEmpty(promptContent)) + { + // 如果设置了提示信息则鼠标放上去提示 + dataValidation.createPromptBox("", promptContent); + dataValidation.setShowPromptBox(true); + } // 处理Excel兼容性问题 if (dataValidation instanceof XSSFDataValidation) { @@ -912,7 +898,6 @@ { dataValidation.setSuppressDropDownArrow(false); } - sheet.addValidationData(dataValidation); } -- Gitblit v1.9.2