93 lines
2.5 KiB
QBasic
93 lines
2.5 KiB
QBasic
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'//+----------------------------------------------------------------------------
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'//
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'// File: wait.bas
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'//
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'// Module: pbadmin.exe
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'//
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'// Synopsis: Wrapper functions to launch a process and wait for it to return.
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'//
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'// Copyright (c) 1997-1999 Microsoft Corporation
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'//
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'// Author: quintinb Created Header 09/02/99
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'//
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'//+----------------------------------------------------------------------------
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Attribute VB_Name = "wait"
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Option Explicit
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Private Const PROCESS_QUERY_INFORMATION = &H400
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Private Const STILL_ACTIVE = &H103
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Private Declare Function OpenProcess& Lib "kernel32" (ByVal _
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dwDesiredAccess&, ByVal bInheritHandle&, ByVal dwProcessId&)
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Private Declare Function GetExitCodeProcess Lib "kernel32" (ByVal _
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hProcess As Long, lpExitCode As Long) As Long
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Private Const IDC_UPARROW = 32516&
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' GetWindow() Constants
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Public Const GW_HWNDFIRST = 0
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Public Const GW_HWNDLAST = 1
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Public Const GW_HWNDNEXT = 2
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Public Const GW_HWNDPREV = 3
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Public Const GW_OWNER = 4
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Public Const GW_CHILD = 5
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Public Const GW_MAX = 5
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Declare Function GetWindow Lib "user32" (ByVal hWnd As Long, ByVal wCmd As Long) As Long
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Declare Function GetDesktopWindow Lib "user32" () As Long
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Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hWnd As Long, lpdwProcessId As Long) As Long
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Public Function WaitForApp(sCmd As String) As Long
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Dim hApp As Long
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Dim hProc As Long
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Dim lExitCode As Long
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On Error GoTo WaitErr
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'hApp = Shell(sCmd, vbNormalFocus)
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'hApp = Shell(sCmd, vbHide)
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hApp = Shell(sCmd, vbMinimizedNoFocus)
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hProc = OpenProcess(PROCESS_QUERY_INFORMATION, False, hApp)
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Do
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GetExitCodeProcess hProc, lExitCode
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DoEvents
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Loop While lExitCode = STILL_ACTIVE
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WaitForApp = lExitCode
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Exit Function
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WaitErr:
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Exit Function
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End Function
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Public Function GetWindowHandleFromProcessID(hProcessIDToFind As Long) As Long
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Dim hWindow As Long
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Dim bFoundIt As Boolean
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Dim hProcessIDToTest As Long
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Dim lRet As Long
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hWindow = GetWindow(GetDesktopWindow(), GW_CHILD)
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While hWindow <> 0
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hProcessIDToTest = 0
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lRet = GetWindowThreadProcessId(hWindow, hProcessIDToTest)
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If hProcessIDToTest = hProcessIDToFind Then
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bFoundIt = True
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GetWindowHandleFromProcessID = hWindow
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Exit Function
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End If
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hWindow = GetWindow(hWindow, GW_HWNDNEXT)
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DoEvents
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Wend
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GetWindowHandleFromProcessID = 0
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GetWindowHandleFromProcessID = -1
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End Function
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