get all windows caption list


- how can i get into string array all windows caption list

e.g

i have 'notepad' , 'delphi 4' , 'calculator' opens on my computer
and i want to get the window title into string array e.g
'Untitled - Notepad'

Thanks
Karen
karen021897Asked:
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intheCommented:
hi,
this should be close ,you can change the listboxs string to what you need by default now it will display the handle,the path and the caption.
Regards Barry

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, ExtCtrls,TlHelp32;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    ListBox1: TListBox;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
 
implementation
 
{$R *.DFM}

type
  EnumWindowsProc = function (Hwnd: THandle;Param: Pointer): Boolean; stdcall;

function GetWindowExeName(Handle: THandle): String;
var
  PE: TProcessEntry32;
  Snap: THandle;
  ProcessId: cardinal;
begin
  GetWindowThreadProcessId(Handle,@ProcessId);
  Snap:= CreateToolHelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  if Snap <> 0 then begin
    if Process32First(Snap, PE) then
      if PE.th32ProcessID = ProcessId then
        Result:= String(PE.szExeFile)
      else while Process32Next(Snap, PE) do
        if PE.th32ProcessID = ProcessId then begin
          Result:= String(PE.szExeFile);
          break;
        end;
    CloseHandle(Snap);
  end;
end;

function GetTitle (Hwnd: THandle; Param: Pointer): Boolean; stdcall;
 var
  Text,TempString: string;
begin
  If (GetWindowLong(Hwnd,GWL_HWNDPARENT)=0) and (IsWindowVisible(Hwnd) or IsIconic(Hwnd))then
  begin
TempString := GetWindowExeName(Hwnd);
  SetLength (Text, 100);
  GetWindowText (Hwnd, PChar (Text), 100);
  Form1.ListBox1.Items.Add (IntToStr (Hwnd) + ' : '  + TempString + ' : ' +text);
  Result := True;
  end;
end;
 
procedure TForm1.Button1Click(Sender: TObject);
var
  EWProc: EnumWindowsProc;
begin
  ListBox1.Items.Clear;
  EWProc := GetTitle;
  EnumWindows (@EWProc, 0);
end;
 
procedure TForm1.Button2Click(Sender: TObject);
var
wnd :Hwnd;
temp :string;
EWProc: EnumWindowsProc;
ClickedOK :  boolean;
begin
clickedOK := InputQuery('Which Process do U wanna Kill','Process Number',temp);
if ClickedOK then
begin
Wnd := hwnd(strToInt(temp));
PostMessage(Wnd,WM_SYSCOMMAND,SC_CLOSE, 0);
  sleep(100);
  ListBox1.Items.Clear;
  EWProc := GetTitle;
  EnumWindows (@EWProc, 0);
end;
end;
 
end.
0

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DrDelphiCommented:
a little less top heavy(taken straight from my website):


Unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls;

type
  TForm1 = class(TForm)
    ListBox1: TListBox;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

function EnumWindowsCallBack(HWND: hwnd;LPARAM : lParam):bool stdcall;
  var
  capt:array[0..79] of char;
  ClassName:array[0..79] of char;
 begin
                result:=true;
                GetWindowText( HWND, capt, 79);
                GetClassName(HWND,ClassName,79);  if length(capt) > 0 then
                Form1.Listbox1.items.add(capt+' ... '+Classname);
 end;
procedure TForm1.Button1Click(Sender: TObject);
     begin
     Listbox1.Items.clear;
  EnumWindows(@EnumWindowsCallBack, 0)
  ;end;
end.


Good luck!!
0
karen021897Author Commented:
You are the man!!!

Thanks
Karen
0
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