Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-02-23 17:05:46 +00:00
Code Issues Projects Releases Packages Wiki Activity

[SHELL32] Simplify CExplorerBand::CompareTreeItems (#7214)

Browse source 
Reduce code.
JIRA issue: CORE-19686
- Delete useless _ILIsSpecialFolder
  and GetDisplayName helper
  functions.
- Simply use IShellFolder::CompareIDs
  for item comparison.
This commit is contained in:
Katayama Hirofumi MZ 2024-08-07 10:33:48 +09:00 committed by GitHub
parent 90de2b660b
commit e51fddf030
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 9 additions and 94 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

103
dll/win32/shdocvw/CExplorerBand.cpp
View file

@ -20,51 +20,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
* - TESTING
*/
typedef struct _PIDLDATA
{
BYTE type;
BYTE data[1];
} PIDLDATA, *LPPIDLDATA;
#define PT_GUID 0x1F
#define PT_SHELLEXT 0x2E
#define PT_YAGUID 0x70
static BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl)
{
LPPIDLDATA lpPData = (LPPIDLDATA)&pidl->mkid.abID;
return (pidl &&
((lpPData && (PT_GUID == lpPData->type || PT_SHELLEXT== lpPData->type ||
PT_YAGUID == lpPData->type)) || (pidl && pidl->mkid.cb == 0x00)));
}
HRESULT GetDisplayName(LPCITEMIDLIST pidlDirectory,TCHAR *szDisplayName,UINT cchMax,DWORD uFlags)
{
IShellFolder *pShellFolder = NULL;
LPCITEMIDLIST pidlRelative = NULL;
STRRET str;
HRESULT hr;
if (pidlDirectory == NULL || szDisplayName == NULL)
{
return E_FAIL;
}
hr = SHBindToParent(pidlDirectory, IID_PPV_ARG(IShellFolder, &pShellFolder), &pidlRelative);
if (SUCCEEDED(hr))
{
hr = pShellFolder->GetDisplayNameOf(pidlRelative,uFlags,&str);
if (SUCCEEDED(hr))
{
hr = StrRetToBuf(&str,pidlDirectory,szDisplayName,cchMax);
}
pShellFolder->Release();
}
return hr;
}
CExplorerBand::CExplorerBand()
: m_pSite(NULL)
, m_fVisible(FALSE)
@ -788,7 +743,7 @@ CExplorerBand::InsertItem(
TVSORTCB sortCallback;
sortCallback.hParent = hParent;
sortCallback.lpfnCompare = CompareTreeItems;
sortCallback.lParam = (LPARAM)this;
sortCallback.lParam = (LPARAM)(PVOID)m_pDesktop;
SendMessage(TVM_SORTCHILDRENCB, 0, (LPARAM)&sortCallback);
}
@ -882,7 +837,7 @@ BOOL CExplorerBand::InsertSubitems(HTREEITEM hItem, NodeInfo *pNodeInfo)
/* Let's do sorting */
sortCallback.hParent = hItem;
sortCallback.lpfnCompare = CompareTreeItems;
sortCallback.lParam = (LPARAM)this;
sortCallback.lParam = (LPARAM)(PVOID)m_pDesktop;
SendMessage(TVM_SORTCHILDRENCB, 0, (LPARAM)&sortCallback);
/* Now we can redraw */
@ -1014,55 +969,15 @@ BOOL CExplorerBand::NavigateToCurrentFolder()
// *** Tree item sorting callback ***
int CALLBACK CExplorerBand::CompareTreeItems(LPARAM p1, LPARAM p2, LPARAM p3)
{
/*
* We first sort drive letters (Path root), then PIDLs and then regular folder
* display name.
* This is not how Windows sorts item, but it gives decent results.
*/
NodeInfo *info1;
NodeInfo *info2;
CExplorerBand *pThis;
WCHAR wszFolder1[MAX_PATH];
WCHAR wszFolder2[MAX_PATH];
NodeInfo *info1 = (NodeInfo*)p1;
NodeInfo *info2 = (NodeInfo*)p2;
IShellFolder *pDesktop = (IShellFolder *)p3;
info1 = (NodeInfo*)p1;
info2 = (NodeInfo*)p2;
pThis = (CExplorerBand*)p3;
HRESULT hr = pDesktop->CompareIDs(0, info1->absolutePidl, info2->absolutePidl);
if (FAILED(hr))
return 0;
GetDisplayName(info1->absolutePidl, wszFolder1, MAX_PATH, SHGDN_FORPARSING);
GetDisplayName(info2->absolutePidl, wszFolder2, MAX_PATH, SHGDN_FORPARSING);
if (PathIsRoot(wszFolder1) && PathIsRoot(wszFolder2))
{
return lstrcmpiW(wszFolder1,wszFolder2);
}
if (PathIsRoot(wszFolder1) && !PathIsRoot(wszFolder2))
{
return -1;
}
if (!PathIsRoot(wszFolder1) && PathIsRoot(wszFolder2))
{
return 1;
}
// Now, we compare non-root folders, grab display name
GetDisplayName(info1->absolutePidl, wszFolder1, MAX_PATH, SHGDN_INFOLDER);
GetDisplayName(info2->absolutePidl, wszFolder2, MAX_PATH, SHGDN_INFOLDER);
if (_ILIsSpecialFolder(info1->relativePidl) && !_ILIsSpecialFolder(info2->relativePidl))
{
return -1;
}
if (!_ILIsSpecialFolder(info1->relativePidl) && _ILIsSpecialFolder(info2->relativePidl))
{
return 1;
}
if (_ILIsSpecialFolder(info1->relativePidl) && !_ILIsSpecialFolder(info2->relativePidl))
{
HRESULT hr;
hr = pThis->m_pDesktop->CompareIDs(0, info1->absolutePidl, info2->absolutePidl);
if (!hr) return 0;
return (hr > 0) ? -1 : 1;
}
return StrCmpLogicalW(wszFolder1, wszFolder2);
return (SHORT)HRESULT_CODE(hr);
}
// *** IOleWindow methods ***