ÔΣ¬delphi 7 ÓÐÁ½¸ö°æ±¾µÄ SelectDirectory
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unit QDialogs;
{$IFDEF LINUX}
function SelectDirectory(const Caption, Root: WideString;
var Directory: WideString; ShowHidden: Boolean = False): Boolean;
{$ENDIF}
{$IFDEF MSWINDOWS}
function SelectDirectory(const Caption: string; const Root: WideString;
out Directory: WideString): Boolean;
{$ENDIF}
{$IFDEF LINUX}
function SelectDirectory(const Caption, Root: WideString;
var Directory: WideString; ShowHidden: Boolean = False): Boolean;
var
Dlg: TDirSelDlg;
SaveDir: string;
begin
Dlg := TDirSelDlg.Create(Application);
try
SaveDir := Directory;
Result := Dlg.GetDirectory(Caption, Root, Directory, ShowHidden);
finally
Dlg.Free;
end;
end;
{$ENDIF}
function SelectDirectory(const Caption: string; const Root: WideString;
out Directory: WideString): Boolean;
var
WindowList: Pointer;
BrowseInfo: TBrowseInfo;
Buffer: PChar;
RootItemIDList, ItemIDList: PItemIDList;
ShellMalloc: IMalloc;
IDesktopFolder: IShellFolder;
Eaten, Flags: LongWord;
ActiveWindow: HWND;
begin
Result := False;
Directory := '';
FillChar(BrowseInfo, SizeOf(BrowseInfo), 0);
if (ShGetMalloc(ShellMalloc) = S_OK) and (ShellMalloc <> nil) then
begin
Buffer := ShellMalloc.Alloc(MAX_PATH);
try
RootItemIDList := nil;
if Root <> '' then
begin
SHGetDesktopFolder(IDesktopFolder);
IDesktopFolder.ParseDisplayName(0, nil,
POleStr(Root), Eaten, RootItemIDList, Flags);
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