/// <summary>
/// 给指定Cell设置值
/// </summary>
/// <param name="cell">Excel单元格</param>
/// <param name="value">值对象</param>
/// <returns></returns>
public static bool SetCellValue(ICell cell, Object value)
{
if (cell != null && value != null)
{
if (value.GetType() == typeof(DateTime) || value.GetType() == typeof(DateTime?))
{
cell.SetCellValue((DateTime)value);
}
else if (value.GetType() == typeof(Boolean) || value.GetType() == typeof(Boolean?))
{
cell.SetCellValue((Boolean)value);
}
else if (value.GetType() == typeof(IRichTextString))
{
cell.SetCellValue((Boolean)value);
}
else if (NPOIUtil.NumberType(value.GetType()))
{
cell.SetCellValue(Double.Parse(value.ToString()));
}
else
{
cell.SetCellValue(value.ToString());
}
return(true);
}
return(false);
}
/// <summary>
/// 初始化参数
/// </summary>
private void init()
{
//FieldName convert to lower case
DateTimeFields.ForEach(p => p = p.ToLower());
DoubleFields.ForEach(p => p = p.ToLower());
AllFields.ForEach(p => p = p.ToLower());
if (AllFields.Count == 0)
{
AllFields = this.GetDefaultFields();
}
//自动识别
if (TypeDetectable)
{
foreach (String field in AllFields)
{
Type type = dt.Columns[field].DataType;
if (typeof(DateTime) == type)
{
DateTimeFields.Add(field);
}
else if (NPOIUtil.NumberType(type))
{
DoubleFields.Add(field);
}
}
}
}
/// <summary>
/// 设置合并区域，并设置值
/// </summary>
/// <param name="sheet">Excel的Sheet</param>
/// <param name="rowStart">开始行</param>
/// <param name="rowEnd">结束行</param>
/// <param name="colStart">开始列</param>
/// <param name="colEnd">结束列</param>
/// <param name="obj">值对象</param>
/// <returns>MergeRegion的索引</returns>
public static int SetMergeRegion(ISheet sheet, int rowStart, int rowEnd, int colStart, int colEnd, Object obj = null)
{
try
{
int index = sheet.AddMergedRegion(new NPOI.SS.Util.CellRangeAddress(rowStart, rowEnd, colStart, colEnd));
if (obj != null)
{
ICell cell = sheet.GetRow(rowStart).GetCell(colStart);
NPOIUtil.SetCellValue(cell, obj);
}
return(index);
}
catch { return(-1); }
}
private void init()
{
if (AllFields.Count == 0)
{
AllFields = GetDefaultFields();
}
//自动识别
if (TypeDetectable)
{
foreach (String field in AllFields)
{
Type type = typeof(T).GetProperty(field).PropertyType;
if (typeof(DateTime) == type || typeof(DateTime?) == type)
{
DateTimeFields.Add(field);
}
else if (NPOIUtil.NumberType(type))
{
DoubleFields.Add(field);
}
}
}
}