Mega Code Archive
Show the run dialog
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{1.}
uses
ComObj;
procedure TForm1.FormCreate(Sender: TObject);
var
ShellApplication: Variant;
begin
ShellApplication := CreateOleObject('Shell.Application');
ShellApplication.FileRun;
end;
{*****************************}
{2.}
{ This code uses the undocumented RunFileDlg function to show the "run" dialog }
{ Dieser Code verwendet die undokumentierte RunFileDlg Funktion, um den Ausführen Dialog anzuzeigen }
// For Win NT
procedure RunFileDlgW(OwnerWnd: HWND; Icon: HICON; lpstrDirectory: PWideChar;
lpstrTitle: PWideChar; lpstrDescription: PWideChar; Flags: Longint); stdcall;
external 'Shell32.dll' Index 61;
// For Win 9x (Win NT to show standard captions )
procedure RunFileDlg(OwnerWnd: HWND; Icon: HICON; lpstrDirectory: PChar;
lpstrTitle: PChar; lpstrDescription: PChar; Flags: Longint); stdcall;
external 'Shell32.dll' Index 61;
const
RFF_NOBROWSE = 1; //Removes the browse button.
RFF_NODEFAULT = 2; // No default item selected.
RFF_CALCDIRECTORY = 4; // Calculates the working directory from the file name.
RFF_NOLABEL = 8; // Removes the edit box label.
RFF_NOSEPARATEMEM = 14; // Removes the Separate Memory Space check box (Windows NT only).
function ShowRunFileDialg(OwnerWnd: HWND; InitialDir, Title, Description: PChar;
flags: Integer; StandardCaptions: Boolean): Boolean;
var
HideBrowseButton: Boolean;
TitleWideChar, InitialDirWideChar, DescriptionWideChar: PWideChar;
Size: Integer;
begin
if (Win32Platform = VER_PLATFORM_WIN32_NT) and not StandardCaptions then
begin
Size := SizeOf(WideChar) * MAX_PATH;
InitialDirWideChar := nil;
TitleWideChar := nil;
DescriptionWideChar := nil;
GetMem(InitialDirWideChar, Size);
GetMem(TitleWideChar, Size);
GetMem(DescriptionWideChar, Size);
StringToWideChar(InitialDir, InitialDirWideChar, MAX_PATH);
StringToWideChar(Title, TitleWideChar, MAX_PATH);
StringToWideChar(Description, DescriptionWideChar, MAX_PATH);
try
RunFileDlgW(OwnerWnd, 0, InitialDirWideChar, TitleWideChar, DescriptionWideChar, Flags);
finally
FreeMem(InitialDirWideChar);
FreeMem(TitleWideChar);
FreeMem(DescriptionWideChar);
end;
end else
RunFileDlg(OwnerWnd, 0, PChar(InitialDir), PChar(Title), PChar(Description), Flags);
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
ShowRunFileDialg(FindWindow('Shell_TrayWnd', nil), nil, nil, nil, RFF_NOBROWSE, True);
end;
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