timer.pas

光标跟随效果

unit  Timer;

interface   

procedure TimerOn;  // 开启光标跟随定时器
procedure TimerOff; // 关闭光标跟随定时器

implementation

uses
  Windows, HintWindow;

var
  TimerHandle: DWORD;

procedure TimerProc(hwnd: HWND; uMsg: UINT; idEvent: UINT; dwTime: DWORD ); stdcall;
var
  FocusHandle: DWORD;
  CurrentPos: TPoint;
begin
  FocusHandle := GetFocus();
  AttachThreadInput(GetCurrentThreadId, GetWindowThreadProcessId(GetForegroundWindow(), nil), TRUE);
  GetCaretPos(CurrentPos);
  Windows.ClientToScreen(FocusHandle, CurrentPos);
  Active_Hint(CurrentPos.X + 5, CurrentPos.Y + 5, ' 啦啦啦,插入符号在这里?? :-)');
end;

procedure TimerOn;
begin
  TimerHandle := SetTimer(0, 0, 1000, @TimerProc);
end;

procedure TimerOff;
begin
  KillTimer(0, TimerHandle);
end;

end.