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compareType refactoring

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svn path=/trunk/; revision=11041
This commit is contained in:
Martin Fuchs 2004-09-25 07:55:31 +00:00
parent 0089446cc6
commit 5ee46f4794
1 changed files with 29 additions and 6 deletions
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35
reactos/subsys/system/winefile/winefile.c
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@ -970,19 +970,42 @@ static void read_directory_shell(Entry* dir, HWND hwnd)
#endif // _SHELL_FOLDERS
/* sort order for different directory/file types */
enum TYPE_ORDER {
TO_DIR = 0,
TO_DOT = 1,
TO_DOTDOT = 2,
TO_OTHER_DIR = 3,
TO_FILE = 4
};
/* distinguish between ".", ".." and any other directory names */
static int TypeOrderFromDirname(LPCTSTR name)
{
if (name[0] == '.') {
if (name[1] == '\0')
return TO_DOT; /* "." */
if (name[1]=='.' && name[2]=='\0')
return TO_DOTDOT; /* ".." */
}
return TO_OTHER_DIR; /* anything else */
}
/* directories first... */
static int compareType(const WIN32_FIND_DATA* fd1, const WIN32_FIND_DATA* fd2)
{
int order1 = fd1->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
int order2 = fd2->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
int order1 = fd1->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY? TO_DIR: TO_FILE;
int order2 = fd2->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY? TO_DIR: TO_FILE;
/* Handle "." and ".." as special case and move them at the very first beginning. */
if (order1 && order2) {
order1 = fd1->cFileName[0]!='.'? 1: fd1->cFileName[1]=='.'? 2: fd1->cFileName[1]=='\0'? 3: 1;
order2 = fd2->cFileName[0]!='.'? 1: fd2->cFileName[1]=='.'? 2: fd2->cFileName[1]=='\0'? 3: 1;
if (order1==TO_DIR && order2==TO_DIR) {
order1 = TypeOrderFromDirname(fd1->cFileName);
order2 = TypeOrderFromDirname(fd2->cFileName);
}
return order2==order1? 0: order2<order1? -1: 1;
return order2==order1? 0: order1<order2? -1: 1;
}