From 1f0e742710af7917ecde23a761acd7c28ea3dd53 Mon Sep 17 00:00:00 2001 From: RuoYi Date: Wed, 20 Jul 2022 09:39:58 +0800 Subject: [PATCH] =?UTF-8?q?Excel=E6=B3=A8=E8=A7=A3=E6=94=AF=E6=8C=81backgr?= =?UTF-8?q?oundColor=E5=B1=9E=E6=80=A7=E8=AE=BE=E7=BD=AE=E8=83=8C=E6=99=AF?= =?UTF-8?q?=E8=89=B2?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../com/ruoyi/common/annotation/Excel.java | 17 ++++- .../com/ruoyi/common/utils/poi/ExcelUtil.java | 64 +++++++++++++------ 2 files changed, 60 insertions(+), 21 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/annotation/Excel.java b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/Excel.java index a57529b..804db72 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/annotation/Excel.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/Excel.java @@ -109,7 +109,22 @@ public @interface Excel public ColumnType cellType() default ColumnType.STRING; /** - * 导出字体颜色 + * 导出列头背景色 + */ + public IndexedColors headerBackgroundColor() default IndexedColors.GREY_50_PERCENT; + + /** + * 导出列头字体颜色 + */ + public IndexedColors headerColor() default IndexedColors.WHITE; + + /** + * 导出单元格背景色 + */ + public IndexedColors backgroundColor() default IndexedColors.WHITE; + + /** + * 导出单元格字体颜色 */ public IndexedColors color() default IndexedColors.BLACK; 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 e868511..724f69c 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 @@ -649,20 +649,6 @@ public class ExcelUtil style.setFont(dataFont); styles.put("data", style); - style = wb.createCellStyle(); - style.cloneStyleFrom(styles.get("data")); - style.setAlignment(HorizontalAlignment.CENTER); - style.setVerticalAlignment(VerticalAlignment.CENTER); - style.setFillForegroundColor(IndexedColors.GREY_50_PERCENT.getIndex()); - style.setFillPattern(FillPatternType.SOLID_FOREGROUND); - Font headerFont = wb.createFont(); - headerFont.setFontName("Arial"); - headerFont.setFontHeightInPoints((short) 10); - headerFont.setBold(true); - headerFont.setColor(IndexedColors.WHITE.getIndex()); - style.setFont(headerFont); - styles.put("header", style); - style = wb.createCellStyle(); style.setAlignment(HorizontalAlignment.CENTER); style.setVerticalAlignment(VerticalAlignment.CENTER); @@ -672,24 +658,60 @@ public class ExcelUtil style.setFont(totalFont); styles.put("total", style); - styles.putAll(annotationStyles(wb)); + styles.putAll(annotationHeaderStyles(wb, styles)); + + styles.putAll(annotationDataStyles(wb)); return styles; } /** - * 根据Excel注解创建表格样式 + * 根据Excel注解创建表格头样式 * * @param wb 工作薄对象 * @return 自定义样式列表 */ - private Map annotationStyles(Workbook wb) + private Map annotationHeaderStyles(Workbook wb, Map styles) + { + Map headerStyles = new HashMap(); + for (Object[] os : fields) + { + Excel excel = (Excel) os[1]; + String key = StringUtils.format("header_{}_{}", excel.headerColor(), excel.headerBackgroundColor()); + if (!headerStyles.containsKey(key)) + { + CellStyle style = wb.createCellStyle(); + style = wb.createCellStyle(); + style.cloneStyleFrom(styles.get("data")); + style.setAlignment(HorizontalAlignment.CENTER); + style.setVerticalAlignment(VerticalAlignment.CENTER); + style.setFillForegroundColor(excel.headerBackgroundColor().index); + style.setFillPattern(FillPatternType.SOLID_FOREGROUND); + Font headerFont = wb.createFont(); + headerFont.setFontName("Arial"); + headerFont.setFontHeightInPoints((short) 10); + headerFont.setBold(true); + headerFont.setColor(excel.headerColor().index); + style.setFont(headerFont); + headerStyles.put(key, style); + } + } + return headerStyles; + } + + /** + * 根据Excel注解创建表格列样式 + * + * @param wb 工作薄对象 + * @return 自定义样式列表 + */ + private Map annotationDataStyles(Workbook wb) { Map styles = new HashMap(); for (Object[] os : fields) { Excel excel = (Excel) os[1]; - String key = "data_" + excel.align() + "_" + excel.color(); + String key = StringUtils.format("data_{}_{}_{}", excel.align(), excel.color(), excel.backgroundColor()); if (!styles.containsKey(key)) { CellStyle style = wb.createCellStyle(); @@ -704,6 +726,8 @@ public class ExcelUtil style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); style.setBorderBottom(BorderStyle.THIN); style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex()); + style.setFillPattern(FillPatternType.SOLID_FOREGROUND); + style.setFillForegroundColor(excel.backgroundColor().getIndex()); Font dataFont = wb.createFont(); dataFont.setFontName("Arial"); dataFont.setFontHeightInPoints((short) 10); @@ -725,7 +749,7 @@ public class ExcelUtil // 写入列信息 cell.setCellValue(attr.name()); setDataValidation(attr, row, column); - cell.setCellStyle(styles.get("header")); + cell.setCellStyle(styles.get(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor()))); return cell; } @@ -833,7 +857,7 @@ public class ExcelUtil { // 创建cell cell = row.createCell(column); - cell.setCellStyle(styles.get("data_" + attr.align() + "_" + attr.color())); + cell.setCellStyle(styles.get(StringUtils.format("data_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor()))); // 用于读取对象中的属性 Object value = getTargetValue(vo, field, attr);