101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
#ifndef _UEVTTMR_H
|
|
#define _UEVTTMR_H
|
|
|
|
#include "dpa.h"
|
|
|
|
typedef struct
|
|
{
|
|
HWND hWnd;
|
|
UINT uCallbackMessage;
|
|
ULONG uUserEventTimerID;
|
|
UINT uTimerElapse;
|
|
UINT uIntervalCountdown;
|
|
IUserEventTimerCallback * pUserEventTimerCallback;
|
|
BOOL bFirstTime;
|
|
}
|
|
USEREVENTINFO;
|
|
|
|
#define MIN_TIMER_THRESHOLD 0.1
|
|
#define MAX_TIMER_THRESHOLD 0.01
|
|
|
|
class CUserEventTimer : public IUserEventTimer
|
|
{
|
|
public:
|
|
// *** IUnknown ***
|
|
STDMETHODIMP QueryInterface(REFIID riid, void ** ppvObj);
|
|
STDMETHODIMP_(ULONG) AddRef();
|
|
STDMETHODIMP_(ULONG) Release();
|
|
|
|
|
|
// *** IUserEventTimer ***
|
|
STDMETHODIMP SetUserEventTimer( HWND hWnd,
|
|
UINT uCallbackMessage,
|
|
UINT uTimerElapse,
|
|
IUserEventTimerCallback * pUserEventTimerCallback,
|
|
ULONG * puUserEventTimerID);
|
|
|
|
STDMETHODIMP KillUserEventTimer(HWND hWnd, ULONG uUserEventTimerID);
|
|
|
|
STDMETHODIMP GetUserEventTimerElapsed(HWND hWnd, ULONG uUserEventTimerID, UINT * puTimerElapsed);
|
|
|
|
STDMETHODIMP InitTimerTickInterval(UINT uTimerTickIntervalMs);
|
|
|
|
CUserEventTimer();
|
|
virtual ~CUserEventTimer();
|
|
HRESULT Init();
|
|
static STDMETHODIMP_(int) s_DeleteCB(LPVOID pData1, LPVOID pData2);
|
|
|
|
LRESULT v_WndProc(UINT uMsg, WPARAM wParam, LPARAM lParam);
|
|
|
|
protected:
|
|
static const UINT_PTR TIMER_ID = 1000;
|
|
static const UINT TIMER_ELAPSE = 5000; // 5 seconds
|
|
|
|
static const ULONG MIN_TIMER_ID = 0x00001000;
|
|
static const ULONG MAX_TIMER_ID = 0xDDDD1000;
|
|
|
|
// static const DWORD MIN_TIMER_LENGTH = 4500; // 4.5 seconds
|
|
// static const DWORD MAX_TIMER_LENGTH = 5002; // 5 seconds + 2 milliseconds
|
|
|
|
static LRESULT CALLBACK s_WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
|
|
|
|
BOOL _CreateWindow();
|
|
void _Destroy();
|
|
void _OnTimer();
|
|
void _KillIntervalTimer();
|
|
int _GetTimerDetailsIndex(HWND hWnd, ULONG uUserEventTimerID);
|
|
HRESULT _SetUserEventTimer( HWND hWnd, UINT uCallbackMessage,
|
|
UINT uNumIntervals, IUserEventTimerCallback * pUserEventTimerCallback,
|
|
ULONG * puUserEventTimerID);
|
|
HRESULT _ResetUserEventTimer(HWND hWnd, UINT uCallbackMessage, UINT uNumIntervals,
|
|
int nIndex);
|
|
|
|
ULONG _GetNextInternalTimerID(HWND hWnd);
|
|
inline BOOL _IsAssignedTimerID(HWND hWnd, ULONG uUserEventTimerID)
|
|
{
|
|
return (_GetTimerDetailsIndex(hWnd, uUserEventTimerID) >= 0);
|
|
}
|
|
|
|
inline UINT _CalcNumIntervals(UINT uTimerElapse)
|
|
{
|
|
return (UINT)(uTimerElapse/m_uTimerTickInterval);
|
|
}
|
|
|
|
inline UINT _CalcMilliSeconds(UINT uIntervalCountdown)
|
|
{
|
|
return (UINT) (uIntervalCountdown*m_uTimerTickInterval);
|
|
}
|
|
|
|
LONG m_cRef;
|
|
|
|
CDPA<USEREVENTINFO> _dpaUserEventInfo;
|
|
|
|
UINT_PTR _uUserTimerID;
|
|
HWND m_hWnd;
|
|
DWORD m_dwUserStartTime;
|
|
UINT m_uTimerTickInterval;
|
|
};
|
|
|
|
#endif // _UEVTTMR_H
|
|
|