Private Declare Function SetWindowPos Lib "user32" (ByVal hWnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long Const HWND_TOPMOST = -1 Const SWP_SHOWWINDOW = &H40Private Sub Form_Load() Dim retValue As Long retValue = SetWindowPos(Me.hWnd, HWND_TOPMOST, Me.CurrentX, Me.CurrentY, 300, 300, SWP_SHOWWINDOW)
End Sub这代码是最前窗体的
加上如下是得到SHELL打开的窗体的hwndPrivate Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As Long, ByVal lpWindowName As Long) As Long Private Declare Function GetParent Lib "user32" (ByVal hwnd As Long) As Long Private Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hwnd As Long, lpdwProcessId As Long) As Long Private Declare Function GetWindow Lib "user32" (ByVal hwnd As Long, ByVal wCmd As Long) As Long Const GW_HWNDNEXT = 2 Dim mWnd As Long Function InstanceToWnd(ByVal target_pid As Long) As Long Dim test_hwnd As Long, test_pid As Long, test_thread_id As Long 'Find the first window test_hwnd = FindWindow(ByVal 0&, ByVal 0&) Do While test_hwnd <> 0 'Check if the window isn't a child If GetParent(test_hwnd) = 0 Then 'Get the window's thread test_thread_id = GetWindowThreadProcessId(test_hwnd, test_pid) If test_pid = target_pid Then InstanceToWnd = test_hwnd Exit Do End If End If 'retrieve the next window test_hwnd = GetWindow(test_hwnd, GW_HWNDNEXT) Loop End FunctionPrivate Sub ForLoad() Dim Pid As Long Pid = Shell("notepad.exe", vbNormalFocus) If Pid = 0 Then MsgBox "Error starting the app" 'retrieve the handle of the window mWnd = InstanceToWnd(Pid) MsgBox mWnd End Sub
Const HWND_TOPMOST = -1
Const SWP_SHOWWINDOW = &H40Private Sub Form_Load()
Dim retValue As Long
retValue = SetWindowPos(Me.hWnd, HWND_TOPMOST, Me.CurrentX, Me.CurrentY, 300, 300, SWP_SHOWWINDOW)
End Sub这代码是最前窗体的
Private Declare Function GetParent Lib "user32" (ByVal hwnd As Long) As Long
Private Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hwnd As Long, lpdwProcessId As Long) As Long
Private Declare Function GetWindow Lib "user32" (ByVal hwnd As Long, ByVal wCmd As Long) As Long
Const GW_HWNDNEXT = 2
Dim mWnd As Long
Function InstanceToWnd(ByVal target_pid As Long) As Long
Dim test_hwnd As Long, test_pid As Long, test_thread_id As Long
'Find the first window
test_hwnd = FindWindow(ByVal 0&, ByVal 0&)
Do While test_hwnd <> 0
'Check if the window isn't a child
If GetParent(test_hwnd) = 0 Then
'Get the window's thread
test_thread_id = GetWindowThreadProcessId(test_hwnd, test_pid)
If test_pid = target_pid Then
InstanceToWnd = test_hwnd
Exit Do
End If
End If
'retrieve the next window
test_hwnd = GetWindow(test_hwnd, GW_HWNDNEXT)
Loop
End FunctionPrivate Sub ForLoad()
Dim Pid As Long
Pid = Shell("notepad.exe", vbNormalFocus)
If Pid = 0 Then MsgBox "Error starting the app"
'retrieve the handle of the window
mWnd = InstanceToWnd(Pid)
MsgBox mWnd
End Sub