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Autor:
Thomas Stutz |
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type
PWindows = ^TWindows;
TWindows = record
WindowHandle: HWND;
WindowText: string;
end;
type
TForm1 = class(TForm)
Button1: TButton;
TreeView1: TTreeView;
procedure Button1Click(Sender: TObject);
procedure FormDestroy(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
PNode, CNode: TTreeNode;
AWindows: PWindows;
implementation
{$R *.DFM}
function EnumChildWindowsProc(Wnd: HWnd; Form: TForm1): Bool; export;
{$ifdef Win32} stdcall; {$endif}
var
Buffer: array[0..99] of Char;
begin
GetWindowText(Wnd, Buffer, 100);
//if StrLen(Buffer) 0 then
if StrPas(Buffer) = '' then Buffer := 'Empty';
new(AWindows);
with AWindows^ do
begin
WindowHandle := Wnd;
WindowText := StrPas(Buffer);
end;
CNode := Form1.TreeView1.Items.AddChildObject(PNode,
AWindows^.WindowText + ':' +
IntToHex(AWindows^.WindowHandle, 8), AWindows);
if GetWindow(Wnd, GW_CHILD) 0 then
begin
PNode := CNode;
Enumchildwindows(Wnd, @EnumChildWindowsProc, 0);
end;
Result := True;
end;
function EnumWindowsProc(Wnd: HWnd; Form: TForm1): Bool;
export; {$ifdef Win32} stdcall; {$endif}
var
Buffer: array[0..99] of Char;
begin
GetWindowText(Wnd, Buffer, 100);
//if StrLen(Buffer) 0 then
if StrPas(Buffer) = '' then Buffer := 'Empty';
new(AWindows);
with AWindows^ do
begin
WindowHandle := Wnd;
WindowText := StrPas(Buffer);
end;
PNode := Form1.TreeView1.Items.AddObject(nil, AWindows^.WindowText + ':' +
IntToHex(AWindows^.WindowHandle, 8), AWindows);
EnumChildWindows(Wnd, @EnumChildWindowsProc, 0);
Result := True;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
EnumWindows(@EnumWindowsProc, Longint(Self));
end;
procedure TForm1.FormDestroy(Sender: TObject);
begin
Dispose(AWindows);
end;
end.
{**********************************************}
{ Other Code by NicoDE
{**********************************************}
type
PMyEnumParam = ^TMyEnumParam;
TMyEnumParam = record
Nodes: TTreeNodes;
Current: TTreeNode;
end;
function EnumWindowsProc(Wnd: HWND; Param: PMyEnumParam): BOOL; stdcall;
const
MyMaxName = 64;
MyMaxText = 64;
var
ParamChild: TMyEnumParam;
ClassName: string;
WindowText: string;
begin
Result := True;
SetLength(ClassName, MyMaxName);
SetLength(ClassName, GetClassName(Wnd, PChar(ClassName), MyMaxName));
SetLength(WindowText, MyMaxText);
SetLength(WindowText, SendMessage(Wnd, WM_GETTEXT, MyMaxText, lParam(PChar(WindowText))));
ParamChild.Nodes := Param.Nodes;
ParamChild.Current := Param.Nodes.AddChildObject(Param.Current,
'[' + ClassName + '] "' + WindowText + '"' + ' Handle: ' + IntToStr(Wnd), Pointer(Wnd));
EnumChildWindows(Wnd, @EnumWindowsProc, lParam(@ParamChild));
end;
procedure TForm1.Button1Click(Sender: TObject);
var
Param: TMyEnumParam;
begin
Param.Nodes := TreeView1.Items;
Param.Current := TreeView1.TopItem;
TreeView1.Items.BeginUpdate;
EnumWindows(@EnumWindowsProc, lParam(@Param));
TreeView1.Items.EndUpdate;
end;
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