[NumLock]

Код:

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Log: TMemo;
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
    procedure GetItemPosition;
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

  hListView: THandle = 0;

implementation

{$R *.dfm}

function EnumWindowsProc(hwnd: HWND; lParam: LPARAM): Boolean; stdcall;
var
  hShellDLL: THandle;
begin
  Result:=True;
  hShellDLL:=FindWindowEx(hwnd, 0, 'SHELLDLL_DefView', nil);
  if hShellDLL<>0 then
  begin
    hListView:=FindWindowEx(hShellDLL, 0, 'SysListView32', nil);
    if hListView<>0 then Result:=False;
  end;
end;

procedure TForm1.FormCreate(Sender: TObject);
var
  aiconmetrics: ICONMETRICS;
  r: TRect;
begin
  aiconmetrics.cbSize:=SizeOf(ICONMETRICS);
  SystemParametersInfo(SPI_GETICONMETRICS, SizeOf(ICONMETRICS), @aiconmetrics, 0);
  Log.Lines.Add('HorzSpacing='+IntToStr(aiconmetrics.iHorzSpacing));
  Log.Lines.Add('VertSpacing='+IntToStr(aiconmetrics.iVertSpacing));
  Log.Lines.Add('ScreenWidth='+IntToStr(Screen.Width));
  Log.Lines.Add('ScreenHeight='+IntToStr(Screen.Height));
  SystemParametersInfo(SPI_GETWORKAREA, 0, @r, 0);
  Log.Lines.Add('WORKAREA = '+IntToStr(r.Left)+', '+IntToStr(r.Top)+' - '+IntToStr(r.Right)+', '+IntToStr(r.Bottom));
  EnumWindows(@EnumWindowsProc, 0);
  if hListView<>0 then
  begin
    Log.Lines.Add('hListView='+IntToStr(hListView));
    Log.Lines.Add('ItemCount='+IntToStr(ListView_GetItemCount(hListView)));
    Log.Lines.Add('--');
    GetItemPosition;
  end;
end;

procedure TForm1.GetItemPosition;
var
  ProcessId: DWORD;
  hProcess: DWORD;
  BufItem: PChar;
  BufText: PChar;
  APoint: TPoint;
  LVItem: TLVItem;
  data: array [0..MAX_PATH] of Char;
  dummy: Cardinal;
  ItemCount: Integer;
  i: Integer;
  len: Integer;
begin
  GetWindowThreadProcessId(hListView, ProcessId);
  hProcess:=OpenProcess(PROCESS_ALL_ACCESS, False, ProcessId);
  BufItem:=VirtualAllocEx(hProcess, nil, $1000, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
  BufText:=BufItem;
  Inc(BufText, SizeOf(TLVItem));
  ZeroMemory(@LVItem, SizeOf(TLVItem));
  LVItem.pszText:=BufText;
  LVItem.cchTextMax:=SizeOf(data);
  WriteProcessMemory(hProcess, BufItem, @LVItem, $1000, dummy);
  ItemCount:=ListView_GetItemCount(hListView);
  for i:=0 to ItemCount-1 do
  begin
    len:=SendMessage(hListView, LVM_GETITEMTEXT, i, LPARAM(BufItem));
    ReadProcessMemory(hProcess, BufText, @data[0], len, dummy);
    SendMessage(hListView, LVM_GETITEMPOSITION, i, LPARAM(BufText));
    ReadProcessMemory(hProcess, BufText, @APoint, SizeOf(TPoint), dummy);
    Log.Lines.Add(Copy(data, 1, len)+' : '+IntToStr(APoint.X)+', '+IntToStr(APoint.Y));
  end;
  VirtualFreeEx(hProcess, BufItem, 0, MEM_RELEASE);
  CloseHandle(hProcess);
end;

end.