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更新最新的excel工具类

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dftre 2024-10-30 09:51:57 +08:00
parent 960d0049cf
commit d1732c0d80
3 changed files with 55 additions and 9 deletions
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13
ruoyi-common/src/main/java/com/ruoyi/common/annotation/Excel.java
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@ -61,12 +61,12 @@ public @interface Excel
public RoundingMode roundingMode() default RoundingMode.HALF_EVEN;
/**
* 导出时在excel中每个列的高度 单位为字符
* 导出时在excel中每个列的高度
*/
public double height() default 14;
/**
* 导出时在excel中每个列的宽 单位为字符
* 导出时在excel中每个列的宽度
*/
public double width() default 16;
@ -90,6 +90,11 @@ public @interface Excel
*/
public String[] combo() default {};
/**
* 是否从字典读数据到combo,默认不读取,如读取需要设置dictType注解.
*/
public boolean comboReadDict() default false;
/**
* 是否需要纵向合并单元格,应对需求:含有list集合单元格)
*/
@ -116,7 +121,7 @@ public @interface Excel
public ColumnType cellType() default ColumnType.STRING;
/**
* 导出列头背景色
* 导出列头背景颜色
*/
public IndexedColors headerBackgroundColor() default IndexedColors.GREY_50_PERCENT;
@ -126,7 +131,7 @@ public @interface Excel
public IndexedColors headerColor() default IndexedColors.WHITE;
/**
* 导出单元格背景色
* 导出单元格背景颜色
*/
public IndexedColors backgroundColor() default IndexedColors.WHITE;

22
ruoyi-common/src/main/java/com/ruoyi/common/utils/DictUtils.java
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@ -152,6 +152,28 @@ public class DictUtils
return StringUtils.stripEnd(propertyString.toString(), separator);
}
/**
* 根据字典类型获取字典所有标签
*
* @param dictType 字典类型
* @return 字典值
*/
public static String getDictLabels(String dictType)
{
StringBuilder propertyString = new StringBuilder();
List<SysDictData> datas = getDictCache(dictType);
if (StringUtils.isNull(datas))
{
return StringUtils.EMPTY;
}
for (SysDictData dict : datas)
{
propertyString.append(dict.getDictLabel()).append(SEPARATOR);
}
return StringUtils.stripEnd(propertyString.toString(), SEPARATOR);
}
/**
* 删除指定字典缓存
*

29
ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
View File

@ -474,7 +474,12 @@ public class ExcelUtil<T>
}
else if (StringUtils.isNotEmpty(attr.dictType()))
{
val = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
if (!sysDictMap.containsKey(attr.dictType() + val))
{
String dictValue = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
sysDictMap.put(attr.dictType() + val, dictValue);
}
val = sysDictMap.get(attr.dictType() + val);
}
else if (!attr.handler().equals(ExcelHandlerAdapter.class))
{
@ -851,6 +856,9 @@ public class ExcelUtil<T>
headerFont.setBold(true);
headerFont.setColor(excel.headerColor().index);
style.setFont(headerFont);
// 设置表格头单元格文本形式
DataFormat dataFormat = wb.createDataFormat();
style.setDataFormat(dataFormat.getFormat("@"));
headerStyles.put(key, style);
}
}
@ -1037,17 +1045,28 @@ public class ExcelUtil<T>
// 设置列宽
sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
}
if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0)
if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0 || attr.comboReadDict())
{
if (attr.combo().length > 15 || StringUtils.join(attr.combo()).length() > 255)
String[] comboArray = attr.combo();
if (attr.comboReadDict())
{
if (!sysDictMap.containsKey("combo_" + attr.dictType()))
{
String labels = DictUtils.getDictLabels(attr.dictType());
sysDictMap.put("combo_" + attr.dictType(), labels);
}
String val = sysDictMap.get("combo_" + attr.dictType());
comboArray = StringUtils.split(val, DictUtils.SEPARATOR);
}
if (comboArray.length > 15 || StringUtils.join(comboArray).length() > 255)
{
// 如果下拉数大于15或字符串长度大于255，则使用一个新sheet存储，避免生成的模板下拉值获取不到
setXSSFValidationWithHidden(sheet, attr.combo(), attr.prompt(), 1, 100, column, column);
setXSSFValidationWithHidden(sheet, comboArray, attr.prompt(), 1, 100, column, column);
}
else
{
// 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);
setPromptOrValidation(sheet, comboArray, attr.prompt(), 1, 100, column, column);
}
}
}