PIbd-33_Sergunov_M.A._COP_4/Library/CustomComponents/TableComponent.cs

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C#
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using System.ComponentModel;
using Excel = Microsoft.Office.Interop.Excel;
namespace CustomComponents
{
public partial class TableComponent : Component
{
char[] colIndex = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' };
//порядок столбцов
//public List<string> columnsName = new List<string>();
public TableComponent()
{
InitializeComponent();
}
public TableComponent(IContainer container)
{
container.Add(this);
InitializeComponent();
}
public bool CreateTableExcel<T>(string path, string title, List<MergeCells> mergeCells, int[] colsWidth, string[] headings, List<string> columnsName, List<T> data) where T : class, new()
{
if (path != string.Empty && title != string.Empty && mergeCells != null && colsWidth != null && headings != null && data != null)
{
if (columnsName == null)
{
throw new Exception("Не заполнены названия колонок");
}
var excelApp = new Excel.Application();
excelApp.SheetsInNewWorkbook = 1;
excelApp.Workbooks.Add();
Excel._Worksheet workSheet = (Excel.Worksheet)excelApp.Worksheets.get_Item(1);
workSheet.Cells[1, "A"] = title;
//Добавление заголовков
if (colsWidth.Length == headings.Length)
{
for (int j = 1; j <= headings.Length; j++)
{
if (!headings[j - 1].Equals(string.Empty))
{
workSheet.Cells[2, j] = headings[j - 1];
workSheet.Columns[j].ColumnWidth = colsWidth[j - 1];
workSheet.Cells[2, j].HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
workSheet.Cells[2, j].VerticalAlignment = Excel.XlHAlign.xlHAlignCenter;
workSheet.Cells[2, j].Font.Bold = true;
}
else
{
throw new Exception("Не все заголовки имеют данные");
}
}
}
else
{
throw new Exception("Кол-во заголовков не соответствует кол-ву размеров столбцов");
}
List<int> mergeInds = new List<int>();
//Объединение ячеек по столбцам
foreach (var merge in mergeCells)
{
mergeInds.AddRange(merge.CellIndexes);
Excel.Range rangeToCopy = workSheet.get_Range
($"{colIndex[merge.CellIndexes[0]]}2", $"{colIndex[merge.CellIndexes[merge.CellIndexes.Length - 1]]}2").Cells;
Excel.Range rangeToInsert = workSheet.get_Range
($"{colIndex[merge.CellIndexes[0]]}3", $"{colIndex[merge.CellIndexes[merge.CellIndexes.Length - 1]]}3").Cells;
rangeToInsert.Insert(Excel.XlInsertShiftDirection.xlShiftToRight, rangeToCopy.Cut());
Excel.Range rangeMerge = workSheet.get_Range
($"{colIndex[merge.CellIndexes[0]]}2", $"{colIndex[merge.CellIndexes[merge.CellIndexes.Length - 1]]}2").Cells;
rangeMerge.Merge();
workSheet.Cells[2, merge.CellIndexes[0] + 1] = merge.Heading;
workSheet.Cells[2, merge.CellIndexes[0] + 1].HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
workSheet.Cells[2, merge.CellIndexes[0] + 1].VerticalAlignment = Excel.XlHAlign.xlHAlignCenter;
workSheet.Cells[2, merge.CellIndexes[0] + 1].Font.Bold = true;
}
//Объединение ячеек по строкам, которые не объединяются по столбцам
for (int j = 1; j <= headings.Length; j++)
{
if (!mergeInds.Contains(j - 1))
{
Excel.Range range = workSheet.get_Range($"{colIndex[j - 1]}2", $"{colIndex[j - 1]}3").Cells;
range.Merge();
}
}
//Заполение данными
int i = 4;
foreach (var item in data)
{
var fields = item.GetType().GetProperties();
if (fields.Count() == columnsName.Count())
{
for (int j = 0; j < fields.Count(); j++)
{
int colIndex = 0;
var field = item.GetType().GetProperties()[j];
var value = field.GetValue(item);
if (value != null)
{
foreach (var column in columnsName)
{
if (column == field.Name)
{
colIndex = columnsName.IndexOf(column) + 1;
break;
}
}
if (colIndex != 0)
{
workSheet.Cells[i, colIndex] = value;
}
else
{
throw new Exception($"Соответствующая колонка в таблице для поля {field.Name} = {value} не найдена");
}
}
else
{
throw new Exception("Поле имеет пустое значение");
}
}
i++;
}
else
{
throw new Exception("Кол-во полей объекта не соответствует кол-ву столбцов в таблице");
}
}
//границы у таблицы
for (int str = 2; str <= (data.Count() + 3); str++)
{
for (int j = 1; j < headings.Length + 1; j++)
{
workSheet.Cells[str, j].BorderAround(true);
}
}
if(File.Exists(path)) { File.Delete(path); }
excelApp.Application.ActiveWorkbook.SaveAs(path);
excelApp.Workbooks.Close();
excelApp.Quit();
return true;
}
else
{
return false;
}
}
}
}