Using Win32 functions in Visual FoxPro Image Gallery
Code examples:
Setting the Window Region for a form
Changing system colors
Converting strings between ANSI and OEM
Copying files as a transacted operation (Vista)
How to delete a service object
Programmatically removing submenus from VFP main menu
Retrieving the name of the network resource associated with a local device
Using the CopyFile
Converting characters to upper or lower case
GetFileOwner - Get the owner of an NTFS file
How to access a file using not its name but an alias (hard link)
Testing Transparent Menu Class with top-level form (requires VFP9)
Using Multimedia Command Strings to play MIDI files
Using the FindMediaType function
Using the high-resolution performance counter
Converting long file names to the short format and vice versa
Converting path to original case
List of addresses in the AutoDial mapping database
List of ODBC drivers installed (read from the [ODBC Drivers] section)
Obtaining window class name for the main VFP window
Searching for the specified file using the SearchPath
Using SQLBrowseConnect to connect to a data source through a number of iterative calls (SQL Server)
Creating a file, then moving it to another destination
Listing device drivers in the system: load addresses, names
How to delete a service object

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Before you begin:
This code sample shows how to delete the service object created in How to create a service object code sample.

See also:
  • Encapsulating access to the Windows Services in a class
    DO declare
    DO DeleteWinService WITH "FriendlyService"
    FUNCTION DeleteWinService(cServiceName)
        LOCAL hManager, hService
        hManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS)
        IF m.hManager = 0
            ? "Call to OpenSCManager failed."
            RETURN .F.
        hService = OpenService(hManager, m.cServiceName,;
        IF hService = 0
            ? "Failed to obtain the handle to the service."
            * stop service if it is running
            LOCAL cStatusInfo
            cStatusInfo = REPLICATE(CHR(0), SERVICE_STATUS_SIZE)
            = ControlService(m.hService, SERVICE_CONTROL_STOP, @cStatusInfo)
            IF DeleteService(m.hService) = 0
                ? "DeleteService failed with error code", GetLastError()
            = CloseServiceHandle(m.hService)
        = CloseServiceHandle(m.hManager)
    * end of main
    PROCEDURE declare
        DECLARE INTEGER GetLastError IN kernel32
        DECLARE INTEGER CloseServiceHandle IN advapi32 INTEGER hSCObject
        DECLARE INTEGER OpenSCManager IN advapi32;
            STRING lpMachineName, STRING lpDatabaseName,;
            LONG dwDesiredAccess
        DECLARE INTEGER OpenService IN advapi32;
            INTEGER hSCManager, STRING lpServiceName,;
            LONG dwDesiredAccess
        DECLARE INTEGER DeleteService IN advapi32 INTEGER hService
        DECLARE INTEGER ControlService IN advapi32;
            INTEGER hService, LONG dwControl,;
            STRING @lpServiceStatus

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    1536 bytes  
    Created: 2006-09-30 13:56:37  
    Modified: 2006-09-30 13:59:02  
    Visits in 7 days: 18  
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