Handle "." and ".." as special direcory names and move them at the very first beginni...

svn path=/branches/lean-explorer/; revision=10889

diff --git a/reactos/subsys/system/explorer/shell/entries.cpp b/reactos/subsys/system/explorer/shell/entries.cpp
index 65714ba..b2e18b3 100644 (file)
--- a/reactos/subsys/system/explorer/shell/entries.cpp
+++ b/reactos/subsys/system/explorer/shell/entries.cpp
@@ -168,10 +168,16 @@ Root::~Root()
  // directories first...
 static int compareType(const WIN32_FIND_DATA* fd1, const WIN32_FIND_DATA* fd2)
 {
-       int dir1 = fd1->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
-       int dir2 = fd2->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
+       int order1 = fd1->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
+       int order2 = fd2->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
 
-       return dir2==dir1? 0: dir2<dir1? -1: 1;
+       /* 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;
+       }
+
+       return order2==order1? 0: order2<order1? -1: 1;
 }