本文主要是介绍vc把文字内容存成word文件和把doc文件保存为txt格式，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
1.vc把文字内容存成word文件
#include <ole2.h>
#include <stdio.h>
void ErrHandler(HRESULT hr, EXCEPINFO excep)
{
if(hr==DISP_E_EXCEPTION)
{
char errDesc[512];
char errMsg[512];
wcstombs(errDesc, excep.bstrDescription, 512);
sprintf(errMsg, "Run-time error %d:/n/n %s",
excep.scode & 0x0000FFFF, //Lower 16-bits of SCODE
errDesc); //Text error description
::MessageBox(NULL, errMsg, "Server Error", MB_SETFOREGROUND |
MB_OK);
}
else
{
LPVOID lpMsgBuf;
::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS, NULL, hr,
MAKELANGID(LANG_NEUTRAL,
SUBLANG_DEFAULT),(LPTSTR) &lpMsgBuf,
0, NULL);
::MessageBox(NULL, (LPCTSTR)lpMsgBuf, "COM Error",
MB_OK | MB_SETFOREGROUND);
::LocalFree( lpMsgBuf );
}
}
int main(int argc, char* argv[])
{
// ******************* Declare Some Variables ********************
// Variables that will be used and re-used in our calls
DISPPARAMS dpNoArgs = {NULL, NULL, 0, 0};
VARIANT vResult;
OLECHAR FAR* szFunction;
BSTR bstrTemp;
// IDispatch pointers for Word's objects
IDispatch* pDispDocs; //Documents collection
IDispatch* pDispSel; //Selection object
IDispatch* pDispActiveDoc; //ActiveDocument object
// DISPID's
DISPID dispid_Docs; //Documents property of Application object
DISPID dispid_DocsAdd; //Add method of Documents collection
//object
DISPID dispid_Sel; //Selection property of Applicaiton object
DISPID dispid_TypeText; //TypeText method of Selection object
DISPID dispid_TypePara; //TypeParagraph method of Selection object
DISPID dispid_ActiveDoc; //ActiveDocument property of Application
//obj
DISPID dispid_SaveAs; //SaveAs method of the Document object
DISPID dispid_Quit; //Quit method of the Application object
// ******************** Start Automation ***********************
//Initialize the COM libraries
::CoInitialize(NULL);
// Create an instance of the Word application and obtain the pointer
// to the application's IDispatch interface.
CLSID clsid;
CLSIDFromProgID(L"Word.Application", &clsid);
IUnknown* pUnk;
HRESULT hr = ::CoCreateInstance( clsid, NULL, CLSCTX_SERVER,
IID_IUnknown, (void**) &pUnk);
IDispatch* pDispApp;
hr = pUnk->QueryInterface(IID_IDispatch, (void**)&pDispApp);
// Get IDispatch* for the Documents collection object
szFunction = OLESTR("Documents");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Docs);
hr = pDispApp->Invoke (dispid_Docs, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &dpNoArgs, &vResult,
NULL, NULL);
pDispDocs = vResult.pdispVal;
// Invoke the Add method on the Documents collection object
// to create a new document in Word
// Note that the Add method can take up to 3 arguments, all of which
// are optional. We are not passing it any so we are using an empty
// DISPPARAMS structure
szFunction = OLESTR("Add");
hr = pDispDocs->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_DocsAdd);
hr = pDispDocs->Invoke(dispid_DocsAdd, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &dpNoArgs, &vResult, NULL,
NULL);
// Get IDispatch* for the Selection object
szFunction = OLESTR("Selection");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Sel);
hr = pDispApp->Invoke (dispid_Sel, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &dpNoArgs, &vResult,
NULL, NULL);
pDispSel = vResult.pdispVal;
// Get the DISPIDs of the TypeText and TypeParagraph methods of the
// Selection object. We'll use these DISPIDs multiple times.
szFunction = OLESTR("TypeText");
hr = pDispSel->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_TypeText);
szFunction = OLESTR("TypeParagraph");
hr = pDispSel->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_TypePara);
// The TypeText method has and requires only one argument, a string,
// so set up the DISPPARAMS accordingly
VARIANT vArgsTypeText[1];
DISPPARAMS dpTypeText;
bstrTemp = ::SysAllocString(OLESTR("One"));
vArgsTypeText [0].vt = VT_BSTR;
vArgsTypeText [0].bstrVal = bstrTemp;
dpTypeText.cArgs = 1;
dpTypeText.cNamedArgs = 0;
dpTypeText.rgvarg = vArgsTypeText;
//Invoke the first TypeText and TypeParagraph pair
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);
//Invoke the second TypeText and TypeParagraph pair
bstrTemp = ::SysAllocString(OLESTR("Two"));
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);
//Invoke the third TypeText and TypeParagraph pair
bstrTemp = ::SysAllocString(OLESTR("Three"));
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);
// Get IDispatch* for the ActiveDocument object
szFunction = OLESTR("ActiveDocument");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT,
&dispid_ActiveDoc);
hr = pDispApp->Invoke (dispid_ActiveDoc, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET,
&dpNoArgs, &vResult, NULL, NULL);
pDispActiveDoc = vResult.pdispVal;
//Set up the DISPPARAMS for the SaveAs method (11 arguments)
VARIANT vArgsSaveAs[11];
DISPPARAMS dpSaveAs;
dpSaveAs.cArgs = 11;
dpSaveAs.cNamedArgs = 0;
dpSaveAs.rgvarg = vArgsSaveAs;
BSTR bstrEmptyString;
bstrEmptyString = ::SysAllocString(OLESTR(""));
VARIANT vFalse;
vFalse.vt = VT_BOOL;
vFalse.boolVal = FALSE;
//TRY THIS:
//To see the error handler in action, change the following
//line to:
//
// bstrTemp = ::SysAllocString(OLESTR("c://badpath//doc1.doc"));
bstrTemp = ::SysAllocString(OLESTR("c://doc1.doc"));
//TRY THIS:
//To see the error handler in action, change the following
//line to:
//
// vArgsSaveAs[10].vt = VT_I4;
vArgsSaveAs[10].vt = VT_BSTR;
vArgsSaveAs[10].bstrVal = bstrTemp; //Filename
vArgsSaveAs[9].vt = VT_I4;
vArgsSaveAs[9].lVal = 0; //FileFormat
vArgsSaveAs[8] = vFalse; //LockComments
vArgsSaveAs[7].vt = VT_BSTR;
vArgsSaveAs[7].bstrVal = bstrEmptyString; //Password
vArgsSaveAs[6].vt = VT_BOOL;
vArgsSaveAs[6].boolVal = TRUE; //AddToRecentFiles
vArgsSaveAs[5].vt = VT_BSTR;
vArgsSaveAs[5].bstrVal = bstrEmptyString; //WritePassword
vArgsSaveAs[4] = vFalse; //ReadOnlyRecommended
vArgsSaveAs[3] = vFalse; //EmbedTrueTypeFonts
vArgsSaveAs[2] = vFalse; //SaveNativePictureFormat
vArgsSaveAs[1] = vFalse; //SaveFormsData
vArgsSaveAs[0] = vFalse; //SaveAsOCELetter
//Invoke the SaveAs method
szFunction = OLESTR("SaveAs");
hr = pDispActiveDoc->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_SaveAs);
EXCEPINFO excep;
hr = pDispActiveDoc->Invoke(dispid_SaveAs, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpSaveAs, NULL, &excep, NULL);
if (FAILED(hr))
{
ErrHandler(hr, excep);
}
::SysFreeString(bstrEmptyString);
//Invoke the Quit method
szFunction = OLESTR("Quit");
hr = pDispApp->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Quit);
hr = pDispApp->Invoke (dispid_Quit, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &dpNoArgs, NULL, NULL, NULL);
//Clean-up
::SysFreeString(bstrTemp);
pDispActiveDoc->Release();
pDispSel->Release();
pDispDocs->Release();
pDispApp->Release();
pUnk->Release();
::CoUninitialize();
return 0;
}
2.vc把word文件转成txt文件（好获取word文件的文字内容）
#include <ole2.h>
#include <stdio.h>
void DocToTxt(BSTR bstrOpenFile, BSTR bstrSaveFile);
void DocToTxt(BSTR bstrOpenFile, BSTR bstrSaveFile)
{
// ******************* Declare Some Variables ********************
// Variables that will be used and re-used in our calls
DISPPARAMS m_dpNoArgs = {NULL, NULL, 0, 0};
VARIANT m_vResult;
OLECHAR FAR* m_szFunction;
// IDispatch pointers for Word's objects
IDispatch* m_pDispDocs; //Documents collection
IDispatch* m_pDispActiveDoc; //ActiveDocument object
// DISPID's
DISPID m_dispid_Docs; //Documents property of Application object
DISPID m_dispid_ActiveDoc; //ActiveDocument property of Application
DISPID m_dispid_SaveAs; //SaveAs method of the Document object
DISPID m_dispid_Quit; //Quit method of the Application object
DISPID m_dispid_Open; //Open method of the Application object
BSTR m_bstrEmptyString ;
// ******************** Start Automation ***********************
//Initialize the COM libraries
::CoInitialize(NULL);
// Create an instance of the Word application and obtain the pointer
// to the application's IDispatch interface.
CLSID m_clsid;
CLSIDFromProgID(L"Word.Application", &m_clsid);
IUnknown* m_pUnk;
HRESULT m_hr = ::CoCreateInstance( m_clsid, NULL, CLSCTX_SERVER,
IID_IUnknown, (void**) &m_pUnk);
IDispatch* m_pDispApp;
m_hr = m_pUnk->QueryInterface( IID_IDispatch, (void**)&m_pDispApp);
// Get IDispatch* for the Documents collection object
m_szFunction = OLESTR("Documents");
m_hr = m_pDispApp->GetIDsOfNames (IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT, &m_dispid_Docs);
m_hr = m_pDispApp->Invoke (m_dispid_Docs, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &m_dpNoArgs, &m_vResult,
NULL, NULL);
m_pDispDocs = m_vResult.pdispVal;
// Query id of method open
m_szFunction = OLESTR("Open");
m_hr = m_pDispDocs->GetIDsOfNames(IID_NULL, &m_szFunction,1,
LOCALE_USER_DEFAULT, &m_dispid_Open);
// Prepare parameters for open method
VARIANT vArgsOpen[6];
DISPPARAMS dpOpen;
dpOpen.cArgs = 6;
dpOpen.cNamedArgs = 0;
dpOpen.rgvarg = vArgsOpen;
VARIANT vFalse, vTrue;
vFalse.vt = VT_BOOL;
vFalse.boolVal = FALSE;
vTrue.vt = VT_BOOL;
vTrue.boolVal = TRUE;
m_bstrEmptyString = ::SysAllocString(OLESTR("")) ;
vArgsOpen[5].vt = VT_BSTR;
vArgsOpen[5].bstrVal = bstrOpenFile;
vArgsOpen[4] = vFalse;
vArgsOpen[3] = vTrue;
vArgsOpen[2] = vFalse;
vArgsOpen[1].vt = VT_BSTR;
vArgsOpen[1].bstrVal = m_bstrEmptyString;
vArgsOpen[0].vt = VT_BSTR;
vArgsOpen[0].bstrVal = m_bstrEmptyString;
//Execute open method
m_hr=m_pDispDocs->Invoke(m_dispid_Open,IID_NULL,LOCALE_USER_DEFAULT,
DISPATCH_METHOD,&dpOpen,NULL,NULL,NULL);
//Query activedocument interface
m_szFunction = OLESTR("ActiveDocument");
m_hr = m_pDispApp->GetIDsOfNames(IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT,&m_dispid_ActiveDoc);
m_hr = m_pDispApp->Invoke(m_dispid_ActiveDoc,IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET,
&m_dpNoArgs,&m_vResult,NULL,NULL);
m_pDispActiveDoc = m_vResult.pdispVal;
//Prepare arguments for save as .txt
VARIANT vArgsSaveAs[11];
DISPPARAMS dpSaveAs;
dpSaveAs.cArgs = 11;
dpSaveAs.cNamedArgs = 0;
dpSaveAs.rgvarg = vArgsSaveAs;
vArgsSaveAs[10].vt = VT_BSTR;
vArgsSaveAs[10].bstrVal = bstrSaveFile; //Filename
vArgsSaveAs[9].vt = VT_I4;
vArgsSaveAs[9].lVal = 2; //FileFormat(wdFormatText = 2)
vArgsSaveAs[8] = vFalse; //LockComments
vArgsSaveAs[7].vt = VT_BSTR;
vArgsSaveAs[7].bstrVal = m_bstrEmptyString; //Password
vArgsSaveAs[6].vt = VT_BOOL;
vArgsSaveAs[6].boolVal = TRUE; //AddToRecentFiles
vArgsSaveAs[5].vt = VT_BSTR;
vArgsSaveAs[5].bstrVal = m_bstrEmptyString; //WritePassword
vArgsSaveAs[4] = vFalse; //ReadOnlyRecommended
vArgsSaveAs[3] = vFalse; //EmbedTrueTypeFonts
vArgsSaveAs[2] = vFalse; //SaveNativePictureFormat
vArgsSaveAs[1] = vFalse; //SaveFormsData
vArgsSaveAs[0] = vFalse; //SaveAsOCELetter
// Query and execute SaveAs method
m_szFunction = OLESTR("SaveAs");
m_hr = m_pDispActiveDoc->GetIDsOfNames(IID_NULL,&m_szFunction,1,
LOCALE_USER_DEFAULT,&m_dispid_SaveAs);
m_hr = m_pDispActiveDoc->Invoke(m_dispid_SaveAs, IID_NULL,
LOCALE_USER_DEFAULT,DISPATCH_METHOD,
&dpSaveAs,NULL,NULL,NULL);
// Invoke the Quit method
m_szFunction = OLESTR("Quit");
m_hr = m_pDispApp->GetIDsOfNames(IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT, &m_dispid_Quit);
m_hr = m_pDispApp->Invoke(m_dispid_Quit, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &m_dpNoArgs, NULL, NULL, NULL);
//Clean-up
::SysFreeString(bstrOpenFile) ;
::SysFreeString(bstrSaveFile) ;
::SysFreeString(m_bstrEmptyString) ;
m_pDispActiveDoc->Release();
m_pDispDocs->Release();
m_pDispApp->Release();
m_pUnk->Release();
::CoUninitialize();
}
int main(int argc, char* argv[])
{
BSTR str1,str2 ;
str1 = ::SysAllocString(OLESTR("C://doc1.doc"));
str2 = ::SysAllocString(OLESTR("C://doc1.txt"));
DocToTxt(str1,str2);
return 0;
}
转自：https://blog.csdn.net/lujianxin1098/article/details/5801182
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