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@ -667,17 +667,10 @@ public class ExcelUtil<T>
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// 设置列宽
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sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
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}
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// 如果设置了提示信息则鼠标放上去提示.
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if (StringUtils.isNotEmpty(attr.prompt()))
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if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0)
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{
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// 这里默认设了2-101列提示.
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setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, column, column);
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}
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// 如果设置了combo属性则本列只能选择不能输入
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if (attr.combo().length > 0)
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{
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// 这里默认设了2-101列只能选择不能输入.
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setXSSFValidation(sheet, attr.combo(), 1, 100, column, column);
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// 提示信息或只能选择不能输入的列内容.
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setPromptOrValidation(sheet, attr.combo(), attr.prompt(), 1, 100, column, column);
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}
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}
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@ -736,48 +729,29 @@ public class ExcelUtil<T>
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}
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/**
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* 设置 POI XSSFSheet 单元格提示
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* 设置 POI XSSFSheet 单元格提示或选择框
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*
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* @param sheet 表单
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* @param promptTitle 提示标题
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* @param textlist 下拉框显示的内容
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* @param promptContent 提示内容
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* @param firstRow 开始行
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* @param endRow 结束行
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* @param firstCol 开始列
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* @param endCol 结束列
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*/
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public void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow,
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public void setPromptOrValidation(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow,
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int firstCol, int endCol)
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{
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DataValidationHelper helper = sheet.getDataValidationHelper();
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DataValidationConstraint constraint = helper.createCustomConstraint("DD1");
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DataValidationConstraint constraint = textlist.length > 0 ? helper.createExplicitListConstraint(textlist) : helper.createCustomConstraint("DD1");
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CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
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DataValidation dataValidation = helper.createValidation(constraint, regions);
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dataValidation.createPromptBox(promptTitle, promptContent);
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dataValidation.setShowPromptBox(true);
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sheet.addValidationData(dataValidation);
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}
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/**
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* 设置某些列的值只能输入预制的数据,显示下拉框.
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*
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* @param sheet 要设置的sheet.
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* @param textlist 下拉框显示的内容
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* @param firstRow 开始行
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* @param endRow 结束行
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* @param firstCol 开始列
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* @param endCol 结束列
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* @return 设置好的sheet.
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*/
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public void setXSSFValidation(Sheet sheet, String[] textlist, int firstRow, int endRow, int firstCol, int endCol)
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{
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DataValidationHelper helper = sheet.getDataValidationHelper();
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// 加载下拉列表内容
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DataValidationConstraint constraint = helper.createExplicitListConstraint(textlist);
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// 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
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CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
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// 数据有效性对象
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DataValidation dataValidation = helper.createValidation(constraint, regions);
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if (StringUtils.isNotEmpty(promptContent))
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{
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// 如果设置了提示信息则鼠标放上去提示
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dataValidation.createPromptBox("", promptContent);
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dataValidation.setShowPromptBox(true);
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}
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// 处理Excel兼容性问题
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if (dataValidation instanceof XSSFDataValidation)
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{
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@ -788,7 +762,6 @@ public class ExcelUtil<T>
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{
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dataValidation.setSuppressDropDownArrow(false);
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}
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sheet.addValidationData(dataValidation);
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}
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