C # Replace Word text "contains a header, footer, text box, replacement for normal text"

---use

Using System;
Using System.Collections.Generic;
Using System.Linq;
Using System.Text;

Namespace Toword
{
    class program
    {
         static void Main (string[] args)
        {
             string sourcefile = @ "C:\users\administrator\documents\ Visual Studio 2012\projects\toword\toword\wordmodel.doc ";
            String destfile = @ "c:\users\administrator\ Documents\Visual Studio 2012\projects\toword\toword\model\wordmodel.doc ";
           //Copy files
             System.IO.File.Copy (SourceFile, DestFile, true);
            wordoperate wordoperate = new Wordoperate ();

Wordoperate.open (DestFile);
Wordoperate.replace ("[Project name Tag]", "God No Project");
Wordoperate.replace ("[Item number]", "God has no project");
Wordoperate.save ();
}
}
}

Using System;
Using System.Collections.Generic;
Using System.Diagnostics;
Using System.Linq;
Using System.Text;

Namespace Toword
{
    public class wordoperate:idisposable
    {
        private microsoft.office.interop.word._application _app;
        private microsoft.office.interop.word._document _doc;
        Object _nullobj = System.Reflection.Missing.Value;

       //<summary>
       / Close Word process
       //</summary>
         public void Killwinword ()
        {
             var p = process.getprocessesbyname ("Winword");
            if (P.any ()) p[0]. Kill ();
       }

<summary>
Open Word Document
</summary>
<param name= "FilePath" ></param>
public void Open (string filePath)
{

_app = new Microsoft.Office.Interop.Word.ApplicationClass ();
Object file = FilePath;
_doc = _app. Documents.Open (
Ref file, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj, ref _nullobj);
}

<summary>
Replace text in Word
</summary>
<param name= "Strold" > Search for Text </param>
<param name= "strnew" > replaced text </param>
public void Replace (string strold, String strnew)
{
Replace Global document
_app. Selection.Find.ClearFormatting ();
_app. Selection.Find.Replacement.ClearFormatting ();
_app. Selection.Find.Text = Strold;
_app. Selection.Find.Replacement.Text = strnew;

Object objreplace = Microsoft.Office.Interop.Word.WdReplace.wdReplaceAll;
_app. Selection.Find.Execute (ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref objreplace, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj);
Replace the word in the footer
foreach (Microsoft.Office.Interop.Word.Section wordsection in _doc. Sections)
{
Microsoft.Office.Interop.Word.Range Footerrange = wordsection.footers[ Microsoft.Office.Interop.Word.WdHeaderFooterIndex.wdHeaderFooterPrimary]. Range;
FooterRange.Find.ClearFormatting ();
FooterRange.Find.Replacement.ClearFormatting ();
FooterRange.Find.Text = Strold;
FooterRange.Find.Replacement.Text = strnew;
FooterRange.Find.Execute (ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref objreplace, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj);
}
Replace the word of the header
foreach (Microsoft.Office.Interop.Word.Section section in _doc. Sections)
//{
Microsoft.Office.Interop.Word.Range headerrange = section. Headers[microsoft.office.interop.word.wdheaderfooterindex.wdheaderfooterprimary]. Range;
HeaderRange.Find.ClearFormatting ();
HeaderRange.Find.Replacement.ClearFormatting ();
HeaderRange.Find.Text = Strold;
HeaderRange.Find.Replacement.Text = strnew;
HeaderRange.Find.Execute (ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref objreplace, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj);
//}
text box
Microsoft.Office.Interop.Word.StoryRanges storyranges = _doc. StoryRanges;
foreach (Microsoft.Office.Interop.Word.Range Range in StoryRanges)
{
Microsoft.Office.Interop.Word.Range Rangeflag = Range;
if (Microsoft.Office.Interop.Word.WdStoryType.wdTextFrameStory = = Rangeflag.storytype)
{
while (Rangeflag! = null)
{
RangeFlag.Find.ClearFormatting ();
RangeFlag.Find.Replacement.ClearFormatting ();
RangeFlag.Find.Text = Strold;
RangeFlag.Find.Replacement.Text = strnew;
RangeFlag.Find.Execute (ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj,
Ref _nullobj, ref objreplace, ref _nullobj,
Ref _nullobj, ref _nullobj, ref _nullobj);
Rangeflag = range. NextStoryRange;
}
}
}

}

<summary>
Save
</summary>
public void Save (bool Disposet = TRUE)
{
if (Disposet = = False)
{
_doc. Save ();
}
Else
{
This. Save (FALSE);
This. Dispose ();
This. Killwinword ();
}
}

<summary>
Exit
</summary>
public void Dispose ()
{
_doc. Close (ref _nullobj, ref _nullobj, ref _nullobj);
_app. Quit (ref _nullobj, ref _nullobj, ref _nullobj);
}
}
}

C # Replace Word text "contains a header, footer, text box, replacement for normal text"