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How to insert a picture in excel from C# App



The following section shows how to insert a picture in an Excel file from C# Application.

The following C# source code using Microsoft Excel 12.0 Object Library. In the previous section, we saw how to import Microsoft Excel 12.0 Object Library in the C# project.

Create an Excel file from CSharp

For inserting a picture in an Excel file from C# we have to call the AddPicture method. The parameters we have to pass like PictureName with path, Left, Top, Width and Height.

After you execute the C# source code you will get the Excel file like the following picture.

using System;
using System.Windows.Forms;
using Excel = Microsoft.Office.Interop.Excel; 

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Excel.Application xlApp ;
            Excel.Workbook xlWorkBook ;
            Excel.Worksheet xlWorkSheet ;
            object misValue = System.Reflection.Missing.Value;

            xlApp = new Excel.Application();
            xlWorkBook = xlApp.Workbooks.Add(misValue);
            xlWorkSheet = (Excel.Worksheet)xlWorkBook.Worksheets.get_Item(1);

            //add some text 
            xlWorkSheet.Cells[1, 1] = "http://csharp.net-informations.com";
            xlWorkSheet.Cells[2, 1] = "Adding picture in Excel File";

            xlWorkSheet.Shapes.AddPicture("C:\\csharp-xl-picture.JPG", Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoCTrue, 50, 50, 300, 45); 

 
            xlWorkBook.SaveAs("csharp.net-informations.xls", Excel.XlFileFormat.xlWorkbookNormal, misValue, misValue, misValue, misValue, Excel.XlSaveAsAccessMode.xlExclusive, misValue, misValue, misValue, misValue, misValue);
            xlWorkBook.Close(true, misValue, misValue);
            xlApp.Quit();

            releaseObject(xlApp);
            releaseObject(xlWorkBook);
            releaseObject(xlWorkSheet);

            MessageBox.Show ("File created !");
        }

        private void releaseObject(object obj)
        {
            try
            {
                System.Runtime.InteropServices.Marshal.ReleaseComObject(obj);
                obj = null;
            }
            catch (Exception ex)
            {
                obj = null;
                MessageBox.Show("Unable to release the Object " + ex.ToString());
            }
            finally
            {
                GC.Collect();
            }
        } 

    }
}

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