Help / WLanguage / WLanguage functions / Standard functions / Windows management functions / Application update functions
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Stored procedures
AppParameter (Function)
In french: AppliParamètre
From version 23, AppliParameter is kept for backward compatibility. This function has been replaced with AppParameter.
Returns information about the mechanism for automatic application update.
Reports and QueriesWindowsUser code (UMC)
IF AppParameter(appUPDMode) = 3 THEN
AppChangeParameter(appUPDMsgStop, ...
"The application " + ProjectInfo(piEXEName) + ...
"will be automatically stopped.")
<Result> = AppParameter(<Information> [, <Application path>])
<Result>: Type of Information
Requested information.
<Information>: Integer constant
Characteristic of the application:
appUPDAutoCheckEnable automatic check for updates:
  • True to enable,
  • False to disable.
WINDEV Constant not available.
appUPDCompatibleVersionMinimum version number compatible with the reference version.
appUPDDisplayErrorDisplay a message if there is a problem when checking for application updates:
  • True to display a message,
  • False otherwise.
WINDEV Constant not available.
appUPDDisplayModeDisplay options for update notifications:
  • 0: An update message is displayed in a window in the application.
  • 1: An update message is displayed as a notification.
WINDEV Constant not available.
appUPDDisplayTimeDisplay duration of messages.
appUPDLocalVersionVersion number of local executable.
appUPDModeCurrent operating mode of the application:
  • 0: Standard operating mode.
  • 1: Startup forbidden: the current executables continue to operate.
  • 2: Startup forbidden: the current executables receive a warning message on a regular basis.
  • 3: Startup forbidden: the current executables are automatically stopped after a given time-out.
appUPDMsgForbidMessage displayed when the startup of the application is forbidden.
appUPDMsgStopMessage displayed before the application is automatically stopped (when appUPDMode = 3).
appUPDMsgWarningMessage displayed on a regular basis (when appUPDMode = 2).
appUPDNetworkLevel of update:
  • 0: No update.
  • 1: Network update enabled.
  • 2: Network update enabled and registration of applications toward the update server.
appUPDPathPath of update information on the server.
appUPDProtocolNetwork protocol used to search for updates. This protocol can correspond to "LOCAL" or to "HTTP".
appUPDReferenceVersionVersion number of the reference version.
appUPDServerServer where the updates will be sought.
appUPDTimeoutTimeout between two messages (if appUPDMode = 2) or before the application is automatically stopped (if appUPDMode = 3)
<Application path>: Optional character string
Full path of executable to use. If this parameter is not specified, the current application will be handled.
Business / UI classification: Business Logic
Component: wd280std.dll
Minimum version required
  • Version 14
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Last update: 06/22/2023

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