function MouseProc(nCode: Integer; wParam, lParam: Longint): LongInt; stdcall;If you want to find more about Windows hooks, read the :An introduction to hook procedures
var
classbuf: array[0..255] of Char;
const
ie = 'Internet Explorer_Server';
begin
case nCode < 0 of
True:
Result := CallNextHookEx(MouseHook, nCode, wParam, lParam) ;
False:
case wParam of
WM_RBUTTONDOWN, WM_RBUTTONUP:
begin
GetClassName(PMOUSEHOOKSTRUCT(lParam)^.HWND, classbuf, SizeOf(classbuf)) ;
if lstrcmp(@classbuf[0], @ie[1]) = 0 then
Result := HC_SKIP
else
Result := CallNextHookEx(MouseHook, nCode, wParam, lParam) ;
end
else
begin
Result := CallNextHookEx(MouseHook, nCode, wParam, lParam) ;
end;
end; //case wParam
end; //case nCode
end; (*MouseProc*)
//Form OnCreate
procedure TWebBrowserForm.FormCreate(Sender: TObject) ;
begin
MouseHook := SetWindowsHookEx(WH_MOUSE, MouseProc, 0, GetCurrentThreadId()) ;
end;
//Form OnDestroy
procedure TWebBrowserForm.FormDestroy(Sender: TObject) ;
begin
if MouseHook <> 0 then UnHookWindowsHookEx(MouseHook) ;
end;
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