Using Win32 functions in Visual FoxPro Image Gallery
Code examples:
Converting path to original case
Current directory of the application
Retrieving national language settings
How to perform Base64 encoding/decoding using Cryptography API Functions
How to play a waveform sound (a WAV file in particular)
Retrieving window and menu help context identifiers
WAV file recorder
GDI+: converting text strings to images and saving in a graphics file
GDI+: custom control, base class
Using custom Simple MapiSendMail class
Using GetFileSize
Using SQLBrowseConnect to connect to a data source through a number of iterative calls (SQL Server)
Closing Windows
Converting characters to upper or lower case
Copying files as a transacted operation (Vista)
GDI+: loading image file, drawing on it, saving the result to another file
How to fill a buffer with random bytes using Cryptography API Functions
Retrieving current user for the process
Using LoadLibrary
Using the GetLogicalDriveStrings
Accessing the list of Windows Recent Documents
Basic Volume information
Converting a decimal string to an integer
Enumerating forms supported by a specified printer
How to delete a service object

User rating: 0/10 (0 votes)
Rate this code sample:
  • ~
More code examples    Listed functions    Add comment     W32 Constants      Translate this page Printer friendly version of this code sample
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
  • #DEFINE SC_MANAGER_ALL_ACCESS 0xF003F
    #DEFINE DELETE_SERVICE 0x00010000
    #DEFINE SERVICE_STOP 0x20
    #DEFINE SERVICE_CONTROL_STOP 1
    #DEFINE SERVICE_STATUS_SIZE 36
    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.
        ENDIF
    
        hService = OpenService(hManager, m.cServiceName,;
            BITOR(DELETE_SERVICE, SERVICE_STOP))
    
        IF hService = 0
            ? "Failed to obtain the handle to the service."
        ELSE
            * 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()
            ENDIF
            = CloseServiceHandle(m.hService)
        ENDIF
    
        = 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
    
    
    

    User rating: 0/10 (0 votes)
    Rate this code sample:
    • ~
    1536 bytes  
    Created: 2006-09-30 13:56:37  
    Modified: 2006-09-30 13:59:02  
    Visits in 7 days: 11  
    Listed functions:
    CloseServiceHandle
    ControlService
    DeleteService
    GetLastError
    OpenSCManager
    OpenService
    Printer friendly API declarations
    Word Index links for this example:
    Translate this page:
      Spanish    Portuguese    German    French    Italian  
    FreeTranslation.com offers instant, free translations of text or web pages.
    User Contributed Notes:
    There are no notes on this subject.


    Copyright 2001-2016 News2News, Inc. Before reproducing or distributing any data from this site please ask for an approval from its owner. Unless otherwise specified, this page is for your personal and non-commercial use. The information on this page is presented AS IS, meaning that you may use it at your own risk. Microsoft Visual FoxPro and Windows are trade marks of Microsoft Corp. All other trademarks are the property of their respective owners. 

    Privacy policy
    Credits: PHP (4.4.9), an HTML-embedded scripting language, MySQL (5.5.46), the Open Source standard SQL database, AceHTML Freeware Version 4, freeware HTML Editor of choice.   Hosted by Korax Online Inc.
    Last Topics Visited (54.90.174.82)
    1.28 min.Function: 'RealGetWindowClass'
    Function group: 'Window'
    Google
    Advertise here!