NPOI设置单元格格式

转自:http://www.cr173.com/html/18143_2.html

//创建一个常用的xls文件
private void button3_Click(object sender, EventArgs e)
{
IWorkbook wb = new HSSFWorkbook();
//创建表
ISheet sh = wb.CreateSheet("zhiyuan");
//设置单元的宽度
sh.SetColumnWidth(, * );
sh.SetColumnWidth(, * );
sh.SetColumnWidth(, * );
sh.SetColumnWidth(, * );
int i = ;
#region 练习合并单元格
sh.AddMergedRegion(new NPOI.SS.Util.CellRangeAddress(, , , )); //CellRangeAddress()该方法的参数次序是:开始行号,结束行号,开始列号,结束列号。 IRow row0 = sh.CreateRow();
row0.Height = * ;
ICell icell1top0 = row0.CreateCell();
icell1top0.CellStyle = Getcellstyle(wb, stylexls.头);
icell1top0.SetCellValue("标题合并单元");
#endregion
i++;
#region 设置表头
IRow row1 = sh.CreateRow();
row1.Height = * ; ICell icell1top = row1.CreateCell();
icell1top.CellStyle = Getcellstyle(wb, stylexls.头);
icell1top.SetCellValue("网站名"); ICell icell2top = row1.CreateCell();
icell2top.CellStyle = Getcellstyle(wb, stylexls.头);
icell2top.SetCellValue("网址"); ICell icell3top = row1.CreateCell();
icell3top.CellStyle = Getcellstyle(wb, stylexls.头);
icell3top.SetCellValue("百度快照"); ICell icell4top = row1.CreateCell();
icell4top.CellStyle = Getcellstyle(wb, stylexls.头);
icell4top.SetCellValue("百度收录");
#endregion using(FileStream stm=File.OpenWrite(@"c:/myMergeCell.xls"))
{
wb.Write(stm);
MessageBox.Show("提示:创建成功!");
}
} #region 定义单元格常用到样式的枚举
public enum stylexls
{
头,
url,
时间,
数字,
钱,
百分比,
中文大写,
科学计数法,
默认
}
#endregion #region 定义单元格常用到样式
static ICellStyle Getcellstyle(IWorkbook wb, stylexls str)
{
ICellStyle cellStyle = wb.CreateCellStyle(); //定义几种字体
//也可以一种字体,写一些公共属性,然后在下面需要时加特殊的
IFont font12 = wb.CreateFont();
font12.FontHeightInPoints = ;
font12.FontName = "微软雅黑"; IFont font = wb.CreateFont();
font.FontName = "微软雅黑";
//font.Underline = 1;下划线 IFont fontcolorblue = wb.CreateFont();
fontcolorblue.Color = HSSFColor.OLIVE_GREEN.BLUE.index;
fontcolorblue.IsItalic = true;//下划线
fontcolorblue.FontName = "微软雅黑"; //边框
cellStyle.BorderBottom = NPOI.SS.UserModel.BorderStyle.DOTTED;
cellStyle.BorderLeft = NPOI.SS.UserModel.BorderStyle.HAIR;
cellStyle.BorderRight = NPOI.SS.UserModel.BorderStyle.HAIR;
cellStyle.BorderTop = NPOI.SS.UserModel.BorderStyle.DOTTED;
//边框颜色
cellStyle.BottomBorderColor = HSSFColor.OLIVE_GREEN.BLUE.index;
cellStyle.TopBorderColor = HSSFColor.OLIVE_GREEN.BLUE.index; //背景图形,我没有用到过。感觉很丑
//cellStyle.FillBackgroundColor = HSSFColor.OLIVE_GREEN.BLUE.index;
//cellStyle.FillForegroundColor = HSSFColor.OLIVE_GREEN.BLUE.index;
cellStyle.FillForegroundColor = HSSFColor.WHITE.index;
// cellStyle.FillPattern = FillPatternType.NO_FILL;
cellStyle.FillBackgroundColor = HSSFColor.BLUE.index; //水平对齐
cellStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.LEFT; //垂直对齐
cellStyle.VerticalAlignment = VerticalAlignment.CENTER; //自动换行
cellStyle.WrapText = true; //缩进;当设置为1时,前面留的空白太大了。希旺官网改进。或者是我设置的不对
cellStyle.Indention = ; //上面基本都是设共公的设置
//下面列出了常用的字段类型
switch (str)
{
case stylexls.头:
// cellStyle.FillPattern = FillPatternType.LEAST_DOTS;
cellStyle.SetFont(font12);
break;
case stylexls.时间:
IDataFormat datastyle = wb.CreateDataFormat(); cellStyle.DataFormat = datastyle.GetFormat("yyyy/mm/dd");
cellStyle.SetFont(font);
break;
case stylexls.数字:
cellStyle.DataFormat = HSSFDataFormat.GetBuiltinFormat("0.00");
cellStyle.SetFont(font);
break;
case stylexls.钱:
IDataFormat format = wb.CreateDataFormat();
cellStyle.DataFormat = format.GetFormat("¥#,##0");
cellStyle.SetFont(font);
break;
case stylexls.url:
fontcolorblue.Underline = ;
cellStyle.SetFont(fontcolorblue);
break;
case stylexls.百分比:
cellStyle.DataFormat = HSSFDataFormat.GetBuiltinFormat("0.00%");
cellStyle.SetFont(font);
break;
case stylexls.中文大写:
IDataFormat format1 = wb.CreateDataFormat();
cellStyle.DataFormat = format1.GetFormat("[DbNum2][$-804]0");
cellStyle.SetFont(font);
break;
case stylexls.科学计数法:
cellStyle.DataFormat = HSSFDataFormat.GetBuiltinFormat("0.00E+00");
cellStyle.SetFont(font);
break;
case stylexls.默认:
cellStyle.SetFont(font);
break;
}
return cellStyle; }
#endregion
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