1.取出全部标题

D2007版本

procedure TForm1.Button1Click(Sender: TObject);
var
  hCurrentWindow:HWnd;
  szText: array[0..254] of char;
  szClassName: array[0..254] of char;
begin
  ListBox1.Items.Clear;
  hCurrentWindow := GetWindow(Handle, GW_HWNDFIRST);
  while hCurrentWindow <> 0 do
  begin
    GetClassName(hCurrentWindow, @szClassName, 255);
    if (GetWindowText(hCurrentWindow, @szText, 255)>0) and
    (String(szClassName)=‘TXGuiFoundation‘) and
    (String(szText)<>‘TXFloatingWnd‘) and
    (String(szText)<>‘TXMenuWindow‘) then
      ListBox1.Items.Add(StrPas(@szText));
      hCurrentWindow:=GetWindow(hCurrentWindow, GW_HWNDNEXT);
  end;
end;

DXE10.2版本

procedure TForm1.Button1Click(Sender: TObject);
var
  hCurrentWindow:HWnd;
  szText: array[0..254] of WideChar;
  szClassName:array[0..254] of WideChar;
begin
  ListBox1.Items.Clear;
  hCurrentWindow := GetWindow(Handle, GW_HWNDFIRST);
  while hCurrentWindow <> 0 do
  begin
    GetClassName(hCurrentWindow, @szClassName, SizeOf(szClassName));
    if (GetWindowText(hCurrentWindow, @szText, SizeOf(szText))>0)
     and (String(szClassName)=‘TXGuiFoundation‘)
     and (String(szText)<>‘TXFloatingWnd‘) and
     (String(szText)<>‘TXMenuWindow‘)
    then
      ListBox1.Items.Add(StrPas(szText));
      hCurrentWindow:=GetWindow(hCurrentWindow, GW_HWNDNEXT);
  end;
end;

QQ自动发送+@好友功能