shell32: If needed show a confirmation dialog when deleting with SHFileOperation.

Show a confirmation dialog in SHFileOperationW for the FO_DELETE
operation when called without FOF_NOCONFIRMATION or with
FOF_WANTNUKEWARNING. That way the user's files won't be deleted
without a warning.
This commit is contained in:
Mikołaj Zalewski 2006-06-27 21:51:35 +02:00 committed by Alexandre Julliard
parent ac5a024a5c
commit ce9471f18e
1 changed files with 31 additions and 3 deletions

View File

@ -1043,17 +1043,45 @@ static HRESULT copy_files(LPSHFILEOPSTRUCTW lpFileOp, FILE_LIST *flFrom, FILE_LI
return ERROR_SUCCESS;
}
static BOOL confirm_delete_list(DWORD fFlags, FILE_LIST *flFrom)
{
if (flFrom->dwNumFiles > 1)
{
WCHAR tmp[8];
const WCHAR format[] = {'%','d',0};
wnsprintfW(tmp, sizeof(tmp)/sizeof(tmp[0]), format, flFrom->dwNumFiles);
return SHELL_ConfirmDialogW(ASK_DELETE_MULTIPLE_ITEM, tmp);
}
else
{
FILE_ENTRY *fileEntry = &flFrom->feFiles[0];
if (IsAttribFile(fileEntry->attributes))
return SHELL_ConfirmDialogW(ASK_DELETE_FILE, fileEntry->szFullPath);
else if (!(fFlags & FOF_FILESONLY && fileEntry->bFromWildcard))
return SHELL_ConfirmDialogW(ASK_DELETE_FOLDER, fileEntry->szFullPath);
}
return TRUE;
}
/* the FO_DELETE operation */
static HRESULT delete_files(LPSHFILEOPSTRUCTW lpFileOp, FILE_LIST *flFrom)
{
FILE_ENTRY *fileEntry;
DWORD i;
BOOL bPathExists;
BOOL bConfirm = !(lpFileOp->fFlags & FOF_NOCONFIRMATION);
if (!flFrom->dwNumFiles)
return ERROR_SUCCESS;
if (!(lpFileOp->fFlags & FOF_NOCONFIRMATION) || (lpFileOp->fFlags & FOF_WANTNUKEWARNING))
if (!confirm_delete_list(lpFileOp->fFlags, flFrom))
{
lpFileOp->fAnyOperationsAborted = TRUE;
return 0;
}
for (i = 0; i < flFrom->dwNumFiles; i++)
{
bPathExists = TRUE;
@ -1063,7 +1091,7 @@ static HRESULT delete_files(LPSHFILEOPSTRUCTW lpFileOp, FILE_LIST *flFrom)
if (IsAttribFile(fileEntry->attributes))
bPathExists = DeleteFileW(fileEntry->szFullPath);
else if (!(lpFileOp->fFlags & FOF_FILESONLY && fileEntry->bFromWildcard))
bPathExists = SHELL_DeleteDirectoryW(fileEntry->szFullPath, bConfirm);
bPathExists = SHELL_DeleteDirectoryW(fileEntry->szFullPath, FALSE);
if (!bPathExists)
return ERROR_PATH_NOT_FOUND;
@ -1192,7 +1220,7 @@ static HRESULT rename_files(LPSHFILEOPSTRUCTW lpFileOp, FILE_LIST *flFrom, FILE_
static void check_flags(FILEOP_FLAGS fFlags)
{
WORD wUnsupportedFlags = FOF_ALLOWUNDO | FOF_NO_CONNECTED_ELEMENTS |
FOF_NOCOPYSECURITYATTRIBS | FOF_NORECURSEREPARSE | FOF_WANTNUKEWARNING |
FOF_NOCOPYSECURITYATTRIBS | FOF_NORECURSEREPARSE |
FOF_RENAMEONCOLLISION | FOF_WANTMAPPINGHANDLE;
if (fFlags & wUnsupportedFlags)