This is a bit of a rewrite of the SHBrowseForFolder code, which I started to
allow for a non-desktop root. I've added support for a few simple flags and
cleaned up the enumeration of folders. Also, I added support so that the
enumeration looks one level ahead, so that the "+" signs aren't displayed if
that folder or item has no sub-folders.
ChangeLog:
- Support a few more flags
- Rewrite the enumeration loop
- Support non-desktop root
- Silence harmless and implemented debug messages
Rob
Index: wine/dlls/shell32/brsfolder.c
===================================================================
RCS file: /home/wine/wine/dlls/shell32/brsfolder.c,v
retrieving revision 1.44
diff -u -r1.44 brsfolder.c
--- wine/dlls/shell32/brsfolder.c 7 Jan 2003 20:36:24 -0000 1.44
+++ wine/dlls/shell32/brsfolder.c 19 May 2003 14:24:24 -0000
@@ -16,9 +16,8 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* FIXME:
- * - view with root unequal desktop
* - many memory leaks
- * - show only filesystem objects
+ * - many flags unimplemented
*/
#include <stdlib.h>
@@ -40,13 +39,29 @@
static LPBROWSEINFOW lpBrowseInfo;
static LPITEMIDLIST pidlRet;
-static void FillTreeView(LPSHELLFOLDER lpsf, LPITEMIDLIST lpifq, HTREEITEM hParent);
+static void FillTreeView(LPSHELLFOLDER lpsf, LPITEMIDLIST lpifq, HTREEITEM hParent, IEnumIDList* lpe);
+static HTREEITEM InsertTreeViewItem(IShellFolder * lpsf, LPITEMIDLIST pidl, LPITEMIDLIST pidlParent, IEnumIDList* pEnumIL, HTREEITEM hParent);
+
+#define SUPPORTEDFLAGS (BIF_STATUSTEXT | \
+ BIF_BROWSEFORCOMPUTER | \
+ BIF_RETURNFSANCESTORS | \
+ BIF_RETURNONLYFSDIRS | \
+ BIF_BROWSEINCLUDEFILES)
+
+static inline DWORD BrowseFlagsToSHCONTF(UINT ulFlags)
+{
+ return SHCONTF_FOLDERS | (ulFlags & BIF_BROWSEINCLUDEFILES ? SHCONTF_NONFOLDERS : 0);
+}
static void InitializeTreeView(HWND hwndParent, LPCITEMIDLIST root)
{
HIMAGELIST hImageList;
IShellFolder * lpsf;
HRESULT hr;
+ IEnumIDList * pEnumIL = NULL;
+ LPITEMIDLIST parentofroot;
+ parentofroot = ILClone(root);
+ ILRemoveLastID(parentofroot);
hwndTreeView = GetDlgItem (hwndParent, IDD_TREEVIEW);
Shell_GetImageList(NULL, &hImageList);
@@ -54,11 +69,8 @@
TRACE("dlg=%p tree=%p\n", hwndParent, hwndTreeView );
if (hImageList && hwndTreeView)
- { TreeView_SetImageList(hwndTreeView, hImageList, 0);
- }
+ TreeView_SetImageList(hwndTreeView, hImageList, 0);
- /* so far, this method doesn't work (still missing the upper level), keep the old way */
-#if 0
if (_ILIsDesktop (root)) {
hr = SHGetDesktopFolder(&lpsf);
} else {
@@ -66,37 +78,70 @@
hr = SHGetDesktopFolder(&lpsfdesktop);
if (SUCCEEDED(hr)) {
- hr = IShellFolder_BindToObject(lpsfdesktop, root, 0,(REFIID)&IID_IShellFolder,(LPVOID *)&lpsf);
+ hr = IShellFolder_BindToObject(lpsfdesktop, parentofroot, 0,(REFIID)&IID_IShellFolder,(LPVOID *)&lpsf);
IShellFolder_Release(lpsfdesktop);
}
}
-#else
- hr = SHGetDesktopFolder(&lpsf);
-#endif
+ if (SUCCEEDED(hr))
+ {
+ IShellFolder * pSFRoot;
+ if (_ILIsPidlSimple(root))
+ {
+ pSFRoot = lpsf;
+ IShellFolder_AddRef(pSFRoot);
+ }
+ else
+ hr = IShellFolder_BindToObject(lpsf,ILFindLastID(root),0,&IID_IShellFolder,(LPVOID *)&pSFRoot);
+ if (SUCCEEDED(hr))
+ {
+ hr = IShellFolder_EnumObjects(
+ pSFRoot,
+ hwndParent,
+ BrowseFlagsToSHCONTF(lpBrowseInfo->ulFlags),
+ &pEnumIL);
+ IShellFolder_Release(pSFRoot);
+ }
+ }
if (SUCCEEDED(hr) && hwndTreeView)
- { TreeView_DeleteAllItems(hwndTreeView);
- FillTreeView(lpsf, NULL, TVI_ROOT);
+ {
+ TreeView_DeleteAllItems(hwndTreeView);
+ TreeView_Expand(hwndTreeView,
+ InsertTreeViewItem(lpsf, _ILIsPidlSimple(root) ? root : ILFindLastID(root), parentofroot, pEnumIL, TVI_ROOT),
+ TVE_EXPAND);
}
if (SUCCEEDED(hr))
- { IShellFolder_Release(lpsf);
- }
+ IShellFolder_Release(lpsf);
+
TRACE("done\n");
}
static int GetIcon(LPITEMIDLIST lpi, UINT uFlags)
-{ SHFILEINFOW sfi;
+{
+ SHFILEINFOW sfi;
SHGetFileInfoW((LPCWSTR)lpi, 0 ,&sfi, sizeof(SHFILEINFOW), uFlags);
return sfi.iIcon;
}
static void GetNormalAndSelectedIcons(LPITEMIDLIST lpifq, LPTVITEMW lpTV_ITEM)
-{ TRACE("%p %p\n",lpifq, lpTV_ITEM);
+{
+ LPITEMIDLIST pidlDesktop = NULL;
+
+ TRACE("%p %p\n",lpifq, lpTV_ITEM);
+
+ if (!lpifq)
+ {
+ pidlDesktop = _ILCreateDesktop();
+ lpifq = pidlDesktop;
+ }
lpTV_ITEM->iImage = GetIcon(lpifq, SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON);
lpTV_ITEM->iSelectedImage = GetIcon(lpifq, SHGFI_PIDL | SHGFI_SYSICONINDEX | SHGFI_SMALLICON | SHGFI_OPENICON);
+ if (pidlDesktop)
+ ILFree(pidlDesktop);
+
return;
}
@@ -105,6 +150,7 @@
LPSHELLFOLDER lpsfParent;
LPITEMIDLIST lpi;
LPITEMIDLIST lpifq;
+ IEnumIDList* pEnumIL;
} TV_ITEMDATA, *LPTV_ITEMDATA;
static BOOL GetName(LPSHELLFOLDER lpsf, LPITEMIDLIST lpi, DWORD dwFlags, LPWSTR lpFriendlyName)
@@ -127,77 +173,123 @@
return bSuccess;
}
-static void FillTreeView(IShellFolder * lpsf, LPITEMIDLIST pidl, HTREEITEM hParent)
+static HTREEITEM InsertTreeViewItem(IShellFolder * lpsf, LPITEMIDLIST pidl, LPITEMIDLIST pidlParent, IEnumIDList* pEnumIL, HTREEITEM hParent)
{
TVITEMW tvi;
TVINSERTSTRUCTW tvins;
+ WCHAR szBuff[MAX_PATH];
+ LPTV_ITEMDATA lptvid=0;
+
+ tvi.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
+
+ tvi.cChildren= pEnumIL ? 1 : 0;
+ tvi.mask |= TVIF_CHILDREN;
+
+ if (!(lptvid = (LPTV_ITEMDATA)SHAlloc(sizeof(TV_ITEMDATA))))
+ return NULL;
+
+ if (!GetName(lpsf, pidl, SHGDN_NORMAL, szBuff))
+ return NULL;
+
+ tvi.pszText = szBuff;
+ tvi.cchTextMax = MAX_PATH;
+ tvi.lParam = (LPARAM)lptvid;
+
+ IShellFolder_AddRef(lpsf);
+ lptvid->lpsfParent = lpsf;
+ lptvid->lpi = ILClone(pidl);
+ lptvid->lpifq = pidlParent ? ILCombine(pidlParent, pidl) : ILClone(pidl);
+ lptvid->pEnumIL = pEnumIL;
+ GetNormalAndSelectedIcons(lptvid->lpifq, &tvi);
+
+ tvins.DUMMYUNIONNAME.item = tvi;
+ tvins.hInsertAfter = NULL;
+ tvins.hParent = hParent;
+
+ return (HTREEITEM)TreeView_InsertItemW(hwndTreeView, &tvins);
+}
+
+static void FillTreeView(IShellFolder * lpsf, LPITEMIDLIST pidl, HTREEITEM hParent, IEnumIDList* lpe)
+{
HTREEITEM hPrev = 0;
- LPENUMIDLIST lpe=0;
LPITEMIDLIST pidlTemp=0;
- LPTV_ITEMDATA lptvid=0;
ULONG ulFetched;
HRESULT hr;
- WCHAR szBuff[MAX_PATH];
HWND hwnd=GetParent(hwndTreeView);
TRACE("%p %p %x\n",lpsf, pidl, (INT)hParent);
SetCapture(GetParent(hwndTreeView));
SetCursor(LoadCursorA(0, IDC_WAITA));
- hr=IShellFolder_EnumObjects(lpsf, hwnd, SHCONTF_FOLDERS | SHCONTF_NONFOLDERS, &lpe);
-
- if (SUCCEEDED(hr))
- { while (NOERROR == IEnumIDList_Next(lpe,1,&pidlTemp,&ulFetched))
- { ULONG ulAttrs = SFGAO_HASSUBFOLDER | SFGAO_FOLDER;
+ while (NOERROR == IEnumIDList_Next(lpe,1,&pidlTemp,&ulFetched))
+ {
+ ULONG ulAttrs = SFGAO_HASSUBFOLDER | SFGAO_FOLDER;
+ IEnumIDList* pEnumIL = NULL;
+ IShellFolder* pSFChild = NULL;
IShellFolder_GetAttributesOf(lpsf, 1, &pidlTemp, &ulAttrs);
- if (ulAttrs & (SFGAO_HASSUBFOLDER | SFGAO_FOLDER))
- { if (ulAttrs & SFGAO_FOLDER)
- { tvi.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
-
- if (ulAttrs & SFGAO_HASSUBFOLDER)
- { tvi.cChildren=1;
- tvi.mask |= TVIF_CHILDREN;
+ if (ulAttrs & SFGAO_FOLDER)
+ {
+ hr = IShellFolder_BindToObject(lpsf,pidlTemp,NULL,&IID_IShellFolder,(LPVOID*)&pSFChild);
+ if (SUCCEEDED(hr))
+ hr = IShellFolder_EnumObjects(pSFChild, hwnd, BrowseFlagsToSHCONTF(lpBrowseInfo->ulFlags), &pEnumIL);
+ if (SUCCEEDED(hr))
+ {
+ if ((IEnumIDList_Skip(pEnumIL, 1) != S_OK) || FAILED(IEnumIDList_Reset(pEnumIL)))
+ {
+ IEnumIDList_Release(pEnumIL);
+ pEnumIL = NULL;
+ }
}
-
- if (!(lptvid = (LPTV_ITEMDATA)SHAlloc(sizeof(TV_ITEMDATA))))
- goto Done;
-
- if (!GetName(lpsf, pidlTemp, SHGDN_NORMAL, szBuff))
- goto Done;
-
- tvi.pszText = szBuff;
- tvi.cchTextMax = MAX_PATH;
- tvi.lParam = (LPARAM)lptvid;
-
- IShellFolder_AddRef(lpsf);
- lptvid->lpsfParent = lpsf;
- lptvid->lpi = ILClone(pidlTemp);
- lptvid->lpifq = ILCombine(pidl, pidlTemp);
- GetNormalAndSelectedIcons(lptvid->lpifq, &tvi);
-
- tvins.DUMMYUNIONNAME.item = tvi;
- tvins.hInsertAfter = hPrev;
- tvins.hParent = hParent;
-
- hPrev = (HTREEITEM)TreeView_InsertItemW(hwndTreeView, &tvins);
-
- }
+ IShellFolder_Release(pSFChild);
}
+
+ if (!(hPrev = InsertTreeViewItem(lpsf, pidlTemp, pidl, pEnumIL, hParent)))
+ goto Done;
SHFree(pidlTemp); /* Finally, free the pidl that the shell gave us... */
- pidlTemp=0;
- }
+ pidlTemp=NULL;
}
Done:
ReleaseCapture();
SetCursor(LoadCursorW(0, IDC_ARROWW));
- if (lpe)
- IEnumIDList_Release(lpe);
- if (pidlTemp )
+ if (pidlTemp)
SHFree(pidlTemp);
}
+static inline BOOL PIDLIsType(LPCITEMIDLIST pidl, PIDLTYPE type)
+{
+ LPPIDLDATA data = _ILGetDataPointer(pidl);
+ if (!data)
+ return FALSE;
+ return (data->type == type);
+}
+
+static void BrsFolder_CheckValidSelection(HWND hWndTree, LPTV_ITEMDATA lptvid)
+{
+ LPCITEMIDLIST pidl = lptvid->lpi;
+ BOOL bEnabled = TRUE;
+ DWORD dwAttributes;
+ if ((lpBrowseInfo->ulFlags & BIF_BROWSEFORCOMPUTER) &&
+ !PIDLIsType(pidl, PT_COMP))
+ bEnabled = FALSE;
+ if (lpBrowseInfo->ulFlags & BIF_RETURNFSANCESTORS)
+ {
+ dwAttributes = SFGAO_FILESYSANCESTOR | SFGAO_FILESYSTEM;
+ if (FAILED(IShellFolder_GetAttributesOf(lptvid->lpsfParent, 1, &lptvid->lpi, &dwAttributes)) ||
+ !dwAttributes)
+ bEnabled = FALSE;
+ }
+ if (lpBrowseInfo->ulFlags & BIF_RETURNONLYFSDIRS)
+ {
+ dwAttributes = SFGAO_FOLDER | SFGAO_FILESYSTEM;
+ if (FAILED(IShellFolder_GetAttributesOf(lptvid->lpsfParent, 1, &lptvid->lpi, &dwAttributes)) ||
+ (dwAttributes != (SFGAO_FOLDER | SFGAO_FILESYSTEM)))
+ bEnabled = FALSE;
+ }
+ SendMessageW(hWndTree, BFFM_ENABLEOK, 0, (LPARAM)bEnabled);
+}
+
static LRESULT MsgNotify(HWND hWnd, UINT CtlID, LPNMHDR lpnmh)
{
NMTREEVIEWW *pnmtv = (NMTREEVIEWW *)lpnmh;
@@ -210,26 +302,29 @@
switch (pnmtv->hdr.idFrom)
{ case IDD_TREEVIEW:
switch (pnmtv->hdr.code)
- { case TVN_DELETEITEMA:
+ {
+ case TVN_DELETEITEMA:
case TVN_DELETEITEMW:
- { FIXME("TVN_DELETEITEMA/W\n");
- lptvid=(LPTV_ITEMDATA)pnmtv->itemOld.lParam;
- IShellFolder_Release(lptvid->lpsfParent);
- SHFree(lptvid->lpi);
- SHFree(lptvid->lpifq);
- SHFree(lptvid);
- }
+ TRACE("TVN_DELETEITEMA/W\n");
+ lptvid=(LPTV_ITEMDATA)pnmtv->itemOld.lParam;
+ IShellFolder_Release(lptvid->lpsfParent);
+ if (lptvid->pEnumIL)
+ IEnumIDList_Release(lptvid->pEnumIL);
+ SHFree(lptvid->lpi);
+ SHFree(lptvid->lpifq);
+ SHFree(lptvid);
break;
case TVN_ITEMEXPANDINGA:
case TVN_ITEMEXPANDINGW:
- { FIXME("TVN_ITEMEXPANDINGA/W\n");
+ {
+ TRACE("TVN_ITEMEXPANDINGA/W\n");
if ((pnmtv->itemNew.state & TVIS_EXPANDEDONCE))
break;
lptvid=(LPTV_ITEMDATA)pnmtv->itemNew.lParam;
if (SUCCEEDED(IShellFolder_BindToObject(lptvid->lpsfParent, lptvid->lpi,0,(REFIID)&IID_IShellFolder,(LPVOID *)&lpsf2)))
- { FillTreeView( lpsf2, lptvid->lpifq, pnmtv->itemNew.hItem );
+ { FillTreeView( lpsf2, lptvid->lpifq, pnmtv->itemNew.hItem, lptvid->pEnumIL);
}
TreeView_SortChildren(hwndTreeView, pnmtv->itemNew.hItem, FALSE);
}
@@ -240,10 +335,11 @@
pidlRet = lptvid->lpifq;
if (lpBrowseInfo->lpfn)
(lpBrowseInfo->lpfn)(hWnd, BFFM_SELCHANGED, (LPARAM)pidlRet, lpBrowseInfo->lParam);
+ BrsFolder_CheckValidSelection(hWnd, lptvid);
break;
default:
- FIXME("unhandled (%d)\n", pnmtv->hdr.code);
+ WARN("unhandled (%d)\n", pnmtv->hdr.code);
break;
}
break;
@@ -268,8 +364,8 @@
{ case WM_INITDIALOG:
pidlRet = NULL;
lpBrowseInfo = (LPBROWSEINFOW) lParam;
- if (lpBrowseInfo->ulFlags & ~(BIF_STATUSTEXT))
- FIXME("flags %x not implemented\n", lpBrowseInfo->ulFlags & ~(BIF_STATUSTEXT));
+ if (lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS)
+ FIXME("flags %x not implemented\n", lpBrowseInfo->ulFlags & ~SUPPORTEDFLAGS);
if (lpBrowseInfo->lpszTitle) {
SetWindowTextW(GetDlgItem(hWnd, IDD_TITLE), lpBrowseInfo->lpszTitle);
} else {
@@ -278,15 +374,10 @@
if (!(lpBrowseInfo->ulFlags & BIF_STATUSTEXT))
ShowWindow(GetDlgItem(hWnd, IDD_STATUS), SW_HIDE);
- if (lpBrowseInfo->pidlRoot )
- FIXME("root is desktop\n");
-
InitializeTreeView(hWnd, lpBrowseInfo->pidlRoot);
- if (lpBrowseInfo->lpfn) {
+ if (lpBrowseInfo->lpfn)
(lpBrowseInfo->lpfn)(hWnd, BFFM_INITIALIZED, 0, lpBrowseInfo->lParam);
- (lpBrowseInfo->lpfn)(hWnd, BFFM_SELCHANGED, 0/*FIXME*/, lpBrowseInfo->lParam);
- }
return TRUE;
@@ -319,17 +410,27 @@
TRACE("Enable %ld\n", lParam);
EnableWindow(GetDlgItem(hWnd, 1), (lParam)?TRUE:FALSE);
break;
+ case BFFM_SETOKTEXT: /* unicode only */
+ TRACE("Set OK text %s\n", debugstr_w((LPWSTR)wParam));
+ SetWindowTextW(GetDlgItem(hWnd, 1), (LPWSTR)wParam);
+ break;
case BFFM_SETSELECTIONA:
if (wParam)
- TRACE("Set selection %s\n", debugstr_a((LPSTR)lParam));
+ FIXME("Set selection %s\n", debugstr_a((LPSTR)lParam));
else
- TRACE("Set selection %p\n", (void*)lParam);
+ FIXME("Set selection %p\n", (void*)lParam);
break;
case BFFM_SETSELECTIONW:
if (wParam)
- TRACE("Set selection %s\n", debugstr_w((LPWSTR)lParam));
+ FIXME("Set selection %s\n", debugstr_w((LPWSTR)lParam));
+ else
+ FIXME("Set selection %p\n", (void*)lParam);
+ break;
+ case BFFM_SETEXPANDED: /* unicode only */
+ if (wParam)
+ FIXME("Set expanded %s\n", debugstr_w((LPWSTR)lParam));
else
- TRACE("Set selection %p\n", (void*)lParam);
+ FIXME("Set expanded %p\n", (void*)lParam);
break;
}
return FALSE;
Index: wine/include/shlobj.h
===================================================================
RCS file: /home/wine/wine/include/shlobj.h,v
retrieving revision 1.65
diff -u -r1.65 shlobj.h
--- wine/include/shlobj.h 13 Apr 2003 01:05:31 -0000 1.65
+++ wine/include/shlobj.h 19 May 2003 14:24:26 -0000
@@ -292,6 +292,8 @@
#define BFFM_SETSELECTIONA (WM_USER+102)
#define BFFM_SETSELECTIONW (WM_USER+103)
#define BFFM_SETSTATUSTEXTW (WM_USER+104)
+#define BFFM_SETOKTEXT (WM_USER+105)
+#define BFFM_SETEXPANDED (WM_USER+106)
LPITEMIDLIST WINAPI SHBrowseForFolderA(LPBROWSEINFOA lpbi);
LPITEMIDLIST WINAPI SHBrowseForFolderW(LPBROWSEINFOW lpbi);
