windows-nt/Source/XPSP1/NT/shell/ext/sshow/findfile.cpp

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2020-09-26 03:20:57 -05:00
#include "precomp.h"
#include "findfile.h"
#include "simtok.h"
static CSimpleString EnsureTrailingBackslash( const CSimpleString &filename )
{
if (!filename.Length())
{
return (filename + CSimpleString(TEXT("\\")));
}
else if (!filename.MatchLastCharacter(TEXT('\\')))
{
return (filename + CSimpleString(TEXT("\\")));
}
else
{
return filename;
}
}
bool RecursiveFindFiles( CSimpleString strDirectory, const CSimpleString &strMask, FindFilesCallback pfnFindFilesCallback, PVOID pvParam )
{
bool bFindResult = true;
bool bContinue = true;
WIN32_FIND_DATA FindData = {0};
HANDLE hFind = ::FindFirstFile( EnsureTrailingBackslash(strDirectory) + TEXT("*"), &FindData );
if (hFind != INVALID_HANDLE_VALUE)
{
while (bFindResult && bContinue)
{
if ( (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
lstrcmp(FindData.cFileName,TEXT("..")) &&
lstrcmp(FindData.cFileName,TEXT(".")))
{
if (pfnFindFilesCallback)
{
bContinue = pfnFindFilesCallback( false,
EnsureTrailingBackslash(strDirectory)+FindData.cFileName,
&FindData,
pvParam );
}
if (bContinue)
{
bContinue = ::RecursiveFindFiles( EnsureTrailingBackslash(strDirectory) + FindData.cFileName,
strMask,
pfnFindFilesCallback,
pvParam );
}
}
bFindResult = (::FindNextFile(hFind,&FindData) != FALSE);
}
FindClose(hFind);
}
CSimpleStringToken<CSimpleString> strMasks(strMask);
while (bContinue)
{
CSimpleString TempMask = strMasks.Tokenize(TEXT(";"));
if (!TempMask.Length())
{
break;
}
TempMask.TrimLeft();
TempMask.TrimRight();
if (TempMask.Length())
{
hFind = ::FindFirstFile( EnsureTrailingBackslash(strDirectory)+TempMask, &FindData );
if (hFind != INVALID_HANDLE_VALUE)
{
bFindResult = true;
while (bFindResult && bContinue)
{
if (pfnFindFilesCallback)
{
bContinue = pfnFindFilesCallback( true,
EnsureTrailingBackslash(strDirectory)+FindData.cFileName,
&FindData,
pvParam );
}
bFindResult = (FindNextFile(hFind,&FindData) != FALSE);
}
FindClose(hFind);
}
}
}
return bContinue;
}