Mega Code Archive
List all Windows with a Button on the taskbar
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Title: list all Windows with a Button on the taskbar?
function GetText(Wnd: HWND): string;
var
textlength: Integer;
Text: PChar;
begin
textlength := SendMessage(Wnd, WM_GETTEXTLENGTH, 0, 0);
if textlength = 0 then Result := ''
else
begin
GetMem(Text, textlength + 1);
SendMessage(Wnd, WM_GETTEXT, textlength + 1, Integer(Text));
Result := Text;
FreeMem(Text);
end;
end;
function EnumWindowsProc(Wnd: HWND; lParam: lParam): BOOL; stdcall;
begin
Result := True;
if (IsWindowVisible(Wnd) or IsIconic(wnd)) and
((GetWindowLong(Wnd, GWL_HWNDPARENT) = 0) or
(GetWindowLong(Wnd, GWL_HWNDPARENT) = GetDesktopWindow)) and
(GetWindowLong(Wnd, GWL_EXSTYLE) and WS_EX_TOOLWINDOW = 0) then
Form1.Listbox1.Items.Add('Handle: ' + IntToStr(Wnd) + ',Text: ' + GetText(Wnd));
end;
procedure TForm1.Button1Click(Sender: TObject);
var
Param: Longint;
begin
EnumWindows(@EnumWindowsProc, Param);
end;
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