Private Declare Function AttachThreadInput Lib "user32" Alias "AttachThreadInput" (ByVal idAttach As Long, ByVal idAttachTo As Long, ByVal fAttach As Long) As Long
idAttach ------- Long,欲连接线程的标识符 (ID)
在VB程序中,ID应该怎么写啊
idAttach ------- Long,欲连接线程的标识符 (ID)
在VB程序中,ID应该怎么写啊
'
' Required Win32 API Declarations
'
Private Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hWnd As Long, lpdwProcessId As Long) As Long
Private Declare Function AttachThreadInput Lib "user32" (ByVal idAttach As Long, ByVal idAttachTo As Long, ByVal fAttach As Long) As Long
Private Declare Function GetForegroundWindow Lib "user32" () As Long
Private Declare Function SetForegroundWindow Lib "user32" (ByVal hWnd As Long) As Long
Private Declare Function IsIconic Lib "user32" (ByVal hWnd As Long) As Long
Private Declare Function ShowWindow Lib "user32" (ByVal hWnd As Long, ByVal nCmdShow As Long) As Long
'
' Constants used with APIs
'
Private Const SW_SHOW = 5
Private Const SW_RESTORE = 9Public Function ForceForegroundWindow(ByVal hWnd As Long) As Boolean
Dim ThreadID1 As Long
Dim ThreadID2 As Long
Dim nRet As Long
'
' Nothing to do if already in foreground.
'
If hWnd = GetForegroundWindow() Then
ForceForegroundWindow = True
Else
'
' First need to get the thread responsible for this window,
' and the thread for the foreground window.
'
ThreadID1 = GetWindowThreadProcessId(GetForegroundWindow, ByVal 0&)
ThreadID2 = GetWindowThreadProcessId(hWnd, ByVal 0&)
'
' By sharing input state, threads share their concept of
' the active window.
'
If ThreadID1 <> ThreadID2 Then
Call AttachThreadInput(ThreadID1, ThreadID2, True)
nRet = SetForegroundWindow(hWnd)
Call AttachThreadInput(ThreadID1, ThreadID2, False)
Else
nRet = SetForegroundWindow(hWnd)
End If
'
' Restore and repaint
'
If IsIconic(hWnd) Then
Call ShowWindow(hWnd, SW_RESTORE)
Else
Call ShowWindow(hWnd, SW_SHOW)
End If
'
' SetForegroundWindow return accurately reflects success.
'
ForceForegroundWindow = CBool(nRet)
End If
End Function