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Word Application Handling through C#

September 5th, 2009 admin Leave a comment Go to comments

object oMissing = System.Reflection.Missing.Value;
object oEndOfDoc = "\\endofdoc"; /* \endofdoc is a predefined bookmark */ 

//Start Word and create a new document.
Word._Application oWord;
Word._Document oDoc;
oWord = new Word.Application();
oWord.Visible = true;
oDoc = oWord.Documents.Add(ref oMissing, ref oMissing,
ref oMissing, ref oMissing);

//Insert a paragraph at the beginning of the document.
Word.Paragraph oPara1;
oPara1 = oDoc.Content.Paragraphs.Add(ref oMissing);
oPara1.Range.Text = "Heading 1";
oPara1.Range.Font.Bold = 1;
oPara1.Format.SpaceAfter = 24;    //24 pt spacing after paragraph.
oPara1.Range.InsertParagraphAfter();

//Insert a paragraph at the end of the document.
Word.Paragraph oPara2;
object oRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
oPara2 = oDoc.Content.Paragraphs.Add(ref oRng);
oPara2.Range.Text = "Heading 2";
oPara2.Format.SpaceAfter = 6;
oPara2.Range.InsertParagraphAfter();

//Insert another paragraph.
Word.Paragraph oPara3;
oRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
oPara3 = oDoc.Content.Paragraphs.Add(ref oRng);
oPara3.Range.Text = "This is a sentence of normal text. Now here is a table:";
oPara3.Range.Font.Bold = 0;
oPara3.Format.SpaceAfter = 24;
oPara3.Range.InsertParagraphAfter();

//Insert a 3 x 5 table, fill it with data, and make the first row
//bold and italic.
Word.Table oTable;
Word.Range wrdRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
oTable = oDoc.Tables.Add(wrdRng, 3, 5, ref oMissing, ref oMissing);
oTable.Range.ParagraphFormat.SpaceAfter = 6;
int r, c;
string strText;
for(r = 1; r <= 3; r++)
for(c = 1; c <= 5; c++)
                {
                        strText = "r" + r + "c" + c;
                        oTable.Cell(r, c).Range.Text = strText;
                }
        oTable.Rows[1].Range.Font.Bold = 1;
        oTable.Rows[1].Range.Font.Italic = 1;

        //Add some text after the table.
        Word.Paragraph oPara4;
        oRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
        oPara4 = oDoc.Content.Paragraphs.Add(ref oRng);
        oPara4.Range.InsertParagraphBefore();
        oPara4.Range.Text = "And here's another table:";
        oPara4.Format.SpaceAfter = 24;
        oPara4.Range.InsertParagraphAfter();

        //Insert a 5 x 2 table, fill it with data, and change the column widths.
        wrdRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
        oTable = oDoc.Tables.Add(wrdRng, 5, 2, ref oMissing, ref oMissing);
        oTable.Range.ParagraphFormat.SpaceAfter = 6;
        for(r = 1; r <= 5; r++)
                for(c = 1; c <= 2; c++)
                {
                        strText = "r" + r + "c" + c;
                        oTable.Cell(r, c).Range.Text = strText;
                }
        oTable.Columns[1].Width = oWord.InchesToPoints(2); //Change width of columns 1 & 2
        oTable.Columns[2].Width = oWord.InchesToPoints(3);

        //Keep inserting text. When you get to 7 inches from top of the
        //document, insert a hard page break.
        object oPos;
        double dPos = oWord.InchesToPoints(7);
        oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range.InsertParagraphAfter();
        do
        {
                wrdRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
                wrdRng.ParagraphFormat.SpaceAfter = 6;
                wrdRng.InsertAfter("A line of text");
                wrdRng.InsertParagraphAfter();
                oPos = wrdRng.get_Information
                       (Word.WdInformation.wdVerticalPositionRelativeToPage);
        }
        while(dPos >= Convert.ToDouble(oPos));
        object oCollapseEnd = Word.WdCollapseDirection.wdCollapseEnd;
        object oPageBreak = Word.WdBreakType.wdPageBreak;
        wrdRng.Collapse(ref oCollapseEnd);
        wrdRng.InsertBreak(ref oPageBreak);
        wrdRng.Collapse(ref oCollapseEnd);
        wrdRng.InsertAfter("We're now on page 2. Here's my chart:");
        wrdRng.InsertParagraphAfter();

        //Insert a chart.
        Word.InlineShape oShape;
        object oClassType = "MSGraph.Chart.8";
        wrdRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
        oShape = wrdRng.InlineShapes.AddOLEObject(ref oClassType, ref oMissing,
                ref oMissing, ref oMissing, ref oMissing,
                ref oMissing, ref oMissing, ref oMissing);

        //Demonstrate use of late bound oChart and oChartApp objects to
        //manipulate the chart object with MSGraph.
        object oChart;
        object oChartApp;
        oChart = oShape.OLEFormat.Object;
        oChartApp = oChart.GetType().InvokeMember("Application",
                BindingFlags.GetProperty, null, oChart, null);

        //Change the chart type to Line.
        object[] Parameters = new Object[1];
        Parameters[0] = 4; //xlLine = 4
        oChart.GetType().InvokeMember("ChartType", BindingFlags.SetProperty,
                null, oChart, Parameters);

        //Update the chart image and quit MSGraph.
        oChartApp.GetType().InvokeMember("Update",
                BindingFlags.InvokeMethod, null, oChartApp, null);
        oChartApp.GetType().InvokeMember("Quit",
                BindingFlags.InvokeMethod, null, oChartApp, null);
        //... If desired, you can proceed from here using the Microsoft Graph 
        //Object model on the oChart and oChartApp objects to make additional
        //changes to the chart.

        //Set the width of the chart.
        oShape.Width = oWord.InchesToPoints(6.25f);
        oShape.Height = oWord.InchesToPoints(3.57f);

        //Add text after the chart.
        wrdRng = oDoc.Bookmarks.get_Item(ref oEndOfDoc).Range;
        wrdRng.InsertParagraphAfter();
        wrdRng.InsertAfter("THE END.");

        //Close this form.
        this.Close();
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