From 222d2142ef0161cd1a1b380c95b2a3bd248f3262 Mon Sep 17 00:00:00 2001
From: David Hedberg <david.hedberg@gmail.com>
Date: Thu, 22 Jul 2010 20:17:04 +0200
Subject: [PATCH] shell32: Implement SHCreateItemFromIDList.

---
 dlls/shell32/shell32.spec      |  1 +
 dlls/shell32/shellitem.c       | 18 +++++++++++
 dlls/shell32/tests/shlfolder.c | 58 ++++++++++++++++++++++++++++++++++
 include/shobjidl.idl           |  1 +
 4 files changed, 78 insertions(+)

diff --git a/dlls/shell32/shell32.spec b/dlls/shell32/shell32.spec
index bb1796dc786..cc7744d0a2e 100644
--- a/dlls/shell32/shell32.spec
+++ b/dlls/shell32/shell32.spec
@@ -330,6 +330,7 @@
 @ stub SHChangeNotifySuspendResume
 @ stdcall SHCreateDirectoryExA(long str ptr)
 @ stdcall SHCreateDirectoryExW(long wstr ptr)
+@ stdcall SHCreateItemFromIDList(ptr ptr ptr)
 @ stdcall SHCreateItemFromParsingName(wstr ptr ptr ptr)
 @ stub SHCreateProcessAsUserW
 @ stdcall SHCreateShellItem(ptr ptr ptr ptr)
diff --git a/dlls/shell32/shellitem.c b/dlls/shell32/shellitem.c
index 762b13bcef7..84a195fb11a 100644
--- a/dlls/shell32/shellitem.c
+++ b/dlls/shell32/shellitem.c
@@ -419,3 +419,21 @@ HRESULT WINAPI SHCreateItemFromParsingName(PCWSTR pszPath,
     }
     return ret;
 }
+
+HRESULT WINAPI SHCreateItemFromIDList(PCIDLIST_ABSOLUTE pidl, REFIID riid, void **ppv)
+{
+    ShellItem *psiimpl;
+    HRESULT ret;
+
+    if(!pidl)
+        return E_INVALIDARG;
+
+    ret = IShellItem_Constructor(NULL, riid, ppv);
+    if(SUCCEEDED(ret))
+    {
+        psiimpl = (ShellItem*)*ppv;
+        psiimpl->pidl = ILClone(pidl);
+    }
+
+    return ret;
+}
diff --git a/dlls/shell32/tests/shlfolder.c b/dlls/shell32/tests/shlfolder.c
index 10838e689a9..7eda9914140 100644
--- a/dlls/shell32/tests/shlfolder.c
+++ b/dlls/shell32/tests/shlfolder.c
@@ -53,6 +53,7 @@ static HRESULT (WINAPI *pStrRetToBufW)(STRRET*,LPCITEMIDLIST,LPWSTR,UINT);
 static LPITEMIDLIST (WINAPI *pILFindLastID)(LPCITEMIDLIST);
 static void (WINAPI *pILFree)(LPITEMIDLIST);
 static BOOL (WINAPI *pILIsEqual)(LPCITEMIDLIST, LPCITEMIDLIST);
+static HRESULT (WINAPI *pSHCreateItemFromIDList)(PCIDLIST_ABSOLUTE pidl, REFIID riid, void **ppv);
 static HRESULT (WINAPI *pSHCreateItemFromParsingName)(PCWSTR,IBindCtx*,REFIID,void**);
 static HRESULT (WINAPI *pSHCreateShellItem)(LPCITEMIDLIST,IShellFolder*,LPCITEMIDLIST,IShellItem**);
 static LPITEMIDLIST (WINAPI *pILCombine)(LPCITEMIDLIST,LPCITEMIDLIST);
@@ -70,6 +71,7 @@ static void init_function_pointers(void)
 
 #define MAKEFUNC(f) (p##f = (void*)GetProcAddress(hmod, #f))
     MAKEFUNC(SHBindToParent);
+    MAKEFUNC(SHCreateItemFromIDList);
     MAKEFUNC(SHCreateItemFromParsingName);
     MAKEFUNC(SHCreateShellItem);
     MAKEFUNC(SHGetFolderPathA);
@@ -2079,6 +2081,62 @@ static void test_SHCreateShellItem(void)
     else
         win_skip("No SHCreateItemFromParsingName\n");
 
+
+    /* SHCreateItemFromIDList */
+    if(pSHCreateItemFromIDList)
+    {
+        if(0)
+        {
+            /* Crashes under win7 */
+            ret = pSHCreateItemFromIDList(NULL, &IID_IShellItem, NULL);
+        }
+
+        ret = pSHCreateItemFromIDList(NULL, &IID_IShellItem, (void**)&shellitem);
+        ok(ret == E_INVALIDARG, "SHCreateItemFromIDList returned %x\n", ret);
+
+        ret = pSHCreateItemFromIDList(pidl_cwd, &IID_IShellItem, (void**)&shellitem);
+        ok(ret == S_OK, "SHCreateItemFromIDList returned %x\n", ret);
+        if (SUCCEEDED(ret))
+        {
+            ret = IShellItem_QueryInterface(shellitem, &IID_IPersistIDList, (void**)&persistidl);
+            ok(ret == S_OK, "QueryInterface returned %x\n", ret);
+            if (SUCCEEDED(ret))
+            {
+                ret = IPersistIDList_GetIDList(persistidl, &pidl_test);
+                ok(ret == S_OK, "GetIDList returned %x\n", ret);
+                if (SUCCEEDED(ret))
+                {
+                    ok(ILIsEqual(pidl_cwd, pidl_test), "id lists are not equal\n");
+                    pILFree(pidl_test);
+                }
+                IPersistIDList_Release(persistidl);
+            }
+            IShellItem_Release(shellitem);
+        }
+
+        ret = pSHCreateItemFromIDList(pidl_testfile, &IID_IShellItem, (void**)&shellitem);
+        ok(ret == S_OK, "SHCreateItemFromIDList returned %x\n", ret);
+        if (SUCCEEDED(ret))
+        {
+            ret = IShellItem_QueryInterface(shellitem, &IID_IPersistIDList, (void**)&persistidl);
+            ok(ret == S_OK, "QueryInterface returned %x\n", ret);
+            if (SUCCEEDED(ret))
+            {
+                ret = IPersistIDList_GetIDList(persistidl, &pidl_test);
+                ok(ret == S_OK, "GetIDList returned %x\n", ret);
+                if (SUCCEEDED(ret))
+                {
+                    ok(ILIsEqual(pidl_testfile, pidl_test), "id lists are not equal\n");
+                    pILFree(pidl_test);
+                }
+                IPersistIDList_Release(persistidl);
+            }
+            IShellItem_Release(shellitem);
+        }
+    }
+    else
+        win_skip("No SHCreateItemFromIDList\n");
+
     DeleteFileA(".\\testfile");
     pILFree(pidl_abstestfile);
     pILFree(pidl_testfile);
diff --git a/include/shobjidl.idl b/include/shobjidl.idl
index 60c0f18db30..d79c932bc56 100644
--- a/include/shobjidl.idl
+++ b/include/shobjidl.idl
@@ -496,6 +496,7 @@ interface IShellItemArray : IUnknown
 
 cpp_quote("HRESULT WINAPI SHGetNameFromIDList(PCIDLIST_ABSOLUTE pidl, SIGDN sigdnName, PWSTR *ppszName);")
 cpp_quote("HRESULT WINAPI SHCreateItemFromParsingName(PCWSTR pszPath, IBindCtx *pbc, REFIID riid, void **ppv);")
+cpp_quote("HRESULT WINAPI SHCreateItemFromIDList(PCIDLIST_ABSOLUTE pidl, REFIID riid, void **ppv);")
 
 /*****************************************************************************
  * IShellItemFilter interface