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| library Blocker;
uses
WinTypes,
WinProcs,
Messages,
Dialogs,
SysUtils;
var
HookHandle, MouseHandle: HHOOK;
function KeyHook(Code: integer; WParam: word; lParam: Longint): Longint; stdcall;
begin
Result:= CallNextHookEx(HookHandle, Code, 0, 0);
end;
function MouseHook(Code: integer; WParam: word; lParam: Longint): Longint; stdcall;
begin
Result:= CallNextHookEx(MouseHandle, Code, 0, 0);
end;
procedure SetKeyHook; export;
begin
HookHandle:=SetWindowsHookEx(WH_KEYBOARD, @KeyHook, hInstance, 0);
MouseHandle:=SetWindowsHookEx(WH_MOUSE, @MouseHook, hInstance, 0);
end;
procedure DelKeyHook; export;
begin
if HookHandle <> 0 then
UnhookWindowsHookEx(HookHandle);
HookHandle:=0;
if MouseHandle <> 0 then
UnhookWindowsHookEx(MouseHandle);
MouseHandle:=0;
HookHandle:=0;
end;
exports
SetKeyHook name 'SetKeyHook',
DelKeyHook name 'DelKeyHook';
begin
end. |