108 lines
3.3 KiB
C#
108 lines
3.3 KiB
C#
using Excel = Microsoft.Office.Interop.Excel;
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using System.ComponentModel;
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namespace Components
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{
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public partial class ComponentExcelWithImage : Component
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{
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public ComponentExcelWithImage()
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{
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InitializeComponent();
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}
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public ComponentExcelWithImage(IContainer container) : this()
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{
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container.Add(this);
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}
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private void CheckInputValues(string filePath, string tableTitle, string[] imagePaths)
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{
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if (string.IsNullOrEmpty(filePath))
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{
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throw new ArgumentNullException(nameof(filePath));
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}
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if (string.IsNullOrEmpty(tableTitle))
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{
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throw new ArgumentNullException(nameof(tableTitle));
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}
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if (imagePaths == null)
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{
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throw new ArgumentNullException(nameof(imagePaths));
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}
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foreach (string imagePath in imagePaths)
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{
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if (string.IsNullOrEmpty(imagePath))
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{
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throw new ArgumentNullException("Image path is null");
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}
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}
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}
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public void CreateExcelWithImages(string filePath, string tableTitle, string[] imagePaths)
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{
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CheckInputValues(filePath, tableTitle, imagePaths);
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Excel.Application excelApp = new Excel.Application();
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Excel.Workbook workbook = excelApp.Workbooks.Add();
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Excel.Worksheet worksheet = workbook.Sheets[1];
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worksheet.Cells[1, 1] = tableTitle;
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InsertImagesInSingleCell(worksheet, imagePaths, 2, 1);
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workbook.SaveAs(filePath);
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workbook.Close();
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excelApp.Quit();
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ReleaseObject(worksheet);
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ReleaseObject(workbook);
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ReleaseObject(excelApp);
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}
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private void InsertImagesInSingleCell(Excel.Worksheet worksheet, string[] imagePaths, int rowIndex, int columnIndex)
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{
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Excel.Range cell = worksheet.Cells[rowIndex, columnIndex];
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double currentTopOffset = 0;
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foreach (string imagePath in imagePaths)
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{
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if (File.Exists(imagePath))
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{
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Excel.Pictures pictures = (Excel.Pictures)worksheet.Pictures(System.Reflection.Missing.Value);
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Excel.Picture picture = pictures.Insert(imagePath);
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picture.Left = cell.Left;
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picture.Top = cell.Top + currentTopOffset;
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currentTopOffset += picture.Height;
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}
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else
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{
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throw new FileNotFoundException("Image not found at: " + imagePath);
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}
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}
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}
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private void ReleaseObject(object obj)
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{
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try
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{
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if (obj != null)
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{
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System.Runtime.InteropServices.Marshal.ReleaseComObject(obj);
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obj = null;
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}
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}
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catch (Exception ex)
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{
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obj = null;
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Console.WriteLine("Error releasing object: " + ex.ToString());
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}
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finally
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{
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GC.Collect();
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}
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}
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}
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} |