...die URL von Webbrowser Instanzen auslesen?
Autor: Simon Grossenbacher
{ Code 1 **************************************}
uses
ddeman;
function GetURL(Service: string): string;
var
ClDDE: TDDEClientConv;
temp: PChar;
begin
Result := '';
//create a new DDE Client object
ClDDE := TDDEClientConv.Create(nil);
with ClDDE do
begin
SetLink(Service, 'WWW_GetWindowInfo');
temp := RequestData('0xFFFFFFFF');
Result := StrPas(temp);
StrDispose(temp);
CloseLink;
end;
ClDDE.Free;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
// the result should be something like:
// "http://www.swissdelphicenter.ch","SwissDelphiCenter.ch"
ShowMessage(GetURL('IExplore'));
{ ShowMessage(GetURL('Netscape')); }
end;
{ Code 2 **************************************}
uses
ddeman;
procedure GetCurrentURL(out URL, Title: string);
var
DDEClient : TDDEClientConv;
p, q: PChar;
i: Integer;
begin
DDEClient := TDDEClientConv.Create(nil);
try
with DDEClient do if SetLink('IExplore', 'WWW_GetWindowInfo') or
SetLink('Netscape', 'WWW_GetWindowInfo') or
SetLink('Mosaic', 'WWW_GetWindowInfo') or
SetLink('Netscp6', 'WWW_GetWindowInfo') or
SetLink('Mozilla', 'WWW_GetWindowInfo') or
SetLink('Firefox', 'WWW_GetWindowInfo') then
p := RequestData('0xFFFFFFFF')
else raise Exception.Create('Could not establish browser DDE link');
if Assigned(p) then try
q := p;
Assert(q^ = '"');
SetLength(URL, StrLen(q));
Inc(q);
i := 0;
while q^ <> '"' do begin
if (q^ = '\') and (q[1] = '"') then Inc(q);
Inc(i);
URL[i] := q^;
Inc(q);
end;
SetLength(URL, i);
SetLength(Title, StrLen(q));
i := 0;
Inc(q, 3);
while q^ <> '"' do begin
if (q^ = '\') and (q[1] = '"') then Inc(q);
Inc(i);
Title[i] := q^;
Inc(q);
end;
SetLength(Title, i);
finally
StrDispose(p);
end else raise Exception.Create('Could not fetch browser data');
finally
DDEClient.Free;
end;
end;
{ Code 3 **************************************}
// To have the locationurls from all running instances of Internet Explorer -
// including open folders and Windows Explorer - shown in a listbox.
// by http://www.euromind.com/iedelphi/
uses
shdocvw_tlb;
procedure TForm1.Button2Click(Sender: TObject);
var
x: Integer;
Sw: IShellWindows;
begin
sw := CoShellWindows.Create;
for x := 0 to SW.Count - 1 do
Listbox1.Items.Add((Sw.Item(x) as IWebbrowser2).LocationUrl);
end;
{ Code 4 **************************************}
uses
ActiveX, Shdocvw_tlb, MSHTML_TLB;
type
TObjectFromLResult = function(LRESULT: lResult; const IID: TIID;
wParam: wParam; out pObject): HRESULT;
stdcall;
function GetIEFromHWND(WHandle: HWND; var IE: IWebbrowser2): HRESULT;
var
hInst: HWND;
lRes: Cardinal;
Msg: Integer;
pDoc: IHTMLDocument2;
ObjectFromLresult: TObjectFromLresult;
begin
hInst := LoadLibrary('Oleacc.dll'); @ObjectFromLresult :=
GetProcAddress(hInst, 'ObjectFromLresult');
if @ObjectFromLresult <> nil then
begin
try
Msg := RegisterWindowMessage('WM_HTML_GETOBJECT');
SendMessageTimeOut(WHandle, Msg, 0, 0, SMTO_ABORTIFHUNG, 1000, lRes);
Result := ObjectFromLresult(lRes, IHTMLDocument2, 0, pDoc);
if Result = S_OK then
(pDoc.parentWindow as IServiceprovider).QueryService(IWebbrowserApp,
IWebbrowser2, IE);
finally
FreeLibrary(hInst);
end;
end;
end;
function GetActiveIEURL: string;
var
Document: IHtmlDocument2;
IE: IWebBrowser2;
Wnd: HWND;
WndChild: HWND;
begin
Wnd := GetForeGroundWindow;
WndChild := FindWindowEX(Wnd, 0, 'Shell DocObject View', nil);
if WndChild <> 0 then
begin
WndChild := FindWindowEX(WndChild, 0, 'Internet Explorer_Server', nil);
if WndChild <> 0 then
begin
//Get Iwebbrowser2 from Handle
GetIEFromHWnd(WndChild, IE);
if IE <> nil then
begin
Result := IE.LocationURL;
// Document := IE.Document as IHtmlDocument2;
end;
end;
end;
end;
procedure TForm1.Timer1Timer(Sender: TObject);
begin
Caption := GetActiveIEURL;
end;
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