窗体代码:
Option Explicit
Private Declare Function timeKillEvent Lib "winmm.dll" ( ByVal uID As Long ) As Long
Private Declare Function timeSetEvent Lib "winmm.dll" ( ByVal uDelay As Long , ByVal uResolution As Long , ByVal lpFunction As Long , ByVal dwUser As Long , ByVal uFlags As Long ) As Long
Dim p As Long
Private Const TIME_周期 As Long = 1
Private Const TIME_一次性 As Long = 0
Private Sub Form_DblClick()
timeKillEvent p
p = 0
End Sub
Private Sub Form_Load()
p = timeSetEvent( 300000 , 10 , AddressOf TimeProc, 1 , TIME_一次性)
Debug.Print timeGetTime
End Sub
Private Sub Form_QueryUnload(Cancel As Integer , UnloadMode As Integer )
If p Then timeKillEvent p: p = 0 : Cancel = True : Timer1.Enabled = True
End Sub
Private Sub Timer1_Timer()
Timer1.Enabled = False
Unload Me
End Sub
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模块代码:
Option Explicit
Public Declare Function timeGetTime Lib "winmm.dll" () As Long
Sub TimeProc( ByVal uID As Long , ByVal uMsg As Long , ByVal dwUser As Long , ByVal dw1 As Long , ByVal dw2 As Long )
Debug.Print timeGetTime
End Sub