Closeprocess api vba
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If (GetAttr(sFilePathName) And vbDirectory) < 1 Then 'Outputs : Returns True if the file existsįunction FileExists(sFilePathName As String) As Boolean 'Inputs : sFilePathName The path and file name e.g. If siStartTime + lMaxTimeOut Chr(34) Then LRetVal = WaitForSingleObject(lProcID, 0) LProcID = OpenProcess(SYNCHRONIZE, True, lRetVal) LRetVal = Shell(Trim$(sFilePath + " " + sCommandLine), lState) 'Notes : Similiar to ShellAndHold, but will not get any 'spiking' effects using this method.įunction ShellAndWait(sFilePath As String, Optional sCommandLine, Optional lState As VbAppWinStyle = vbNormalFocus, Optional lMaxTimeOut As Long = -1) As Booleanĭim lRetVal As Long, siStartTime As Single, lProcID As Long 'Outputs : Returns the True if failed open a process or complete within the specified timeout. ' = The maximum amount of time to wait for the process to finish (in secs). ' = The Window State to run of the shelled program (A Long) 'Inputs : sFilePath = The path to the application to run e.g. 'Purpose : Holds execution until application has closed. LRetVal = WaitForSingleObject(ShellAndHold, INFINITE) ShellAndHold = OpenProcess(SYNCHRONIZE, False, lRetVal) 'Add double quotes around the path (otherwise you can't use spaces in the path) Other applications like Internet Explorer seem to be effected by this.įunction ShellAndHold(sCommandLine As String, Optional lState As Long = vbNormalFocus) As Longĭim lRetVal As Long, FileToOpen As String ' State = The Window State to run of the shelled program (A Long) 'Inputs : sCommandLine = The Command line to run the application e.g. Holds execution until application has closed. 'Purpose : Shells a process synchronised i.e.
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Private Declare Function OpenProcess Lib "kernel32" (ByVal dwDesiredAccess As Long, ByVal bInheritHandle As Long, ByVal dwProcessId As Long) As Long Private Declare Function WaitForSingleObject Lib "kernel32" (ByVal hHandle As Long, ByVal dwMilliseconds As Long) As Long Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long Private Declare Function WaitForInputIdle Lib "user32" (ByVal hProcess As Long, ByVal dwMilliseconds As Long) As Long Private Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long) Private Const NORMAL_PRIORITY_CLASS = &H20 Private Const INFINITE = &HFFFFFFFF ' Infinite timeout Below are a couple of different methods of shelling processes and waiting until they are finished (or initialised): One of the limitation of using the Shell function is that it is asynchronous.
Closeprocess api vba code#
Visual Basic Programming Code Examples Visual Basic > Other Code Examples Shell and wait for a process to finish Shell and wait for a process to finish