ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

SysDateTime (Function)
Returns or modifies the system date (current date and time defined on the current computer).
SQLListTable (Function)
List all the tables that can be accessed by the connected database system.
OLEServer (Function)
Lists the OLE servers registered toward the current system.
iMMToPica (Function)
Converts the coordinates of a point (expressed in millimeters) into system coordinates.
iPicaToMM (Function)
Converts the coordinates of a point (expressed in system coordinates) into millimeters.
Handle (Function)
Returns the system "Handle" (HWND) of a WINDEV control or window.
<mongoGridFS variable>.DeleteFileByID (Function)
Deletes a file identified by its identifier from a MongoDB file system.
ErrorBuild (Function)
Displays a custom error message in a system error window.
The Calendar control
The Calendar control is used to permanently display a calendar in a window or page......
<Date type>.ToInteger (Function)
Converts a date to an integer.
DateToInteger (Function)
Converts a date to an integer.
Application in kiosk mode
A kiosk application is an application from which the user cannot exit......
Binding a Combo Box control to an item
PageToSource (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
<Page>.ToSource (Function)
Automatically initializes: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
<Source>.FromPage (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
SourceFromPage (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
InitialFile (Property)
The InitialFile property is used to get the original name of the data file associated to an item in a query.
fDataDir (Function)
Returns the full path of the directory of HFSQL data files specified by the user when installing the application.
Refreshing a page
Refreshing a page consists in re-displaying a page that is already open in the browser......
GDPR: Overview
GDPR (General Data Protection Regulation) will replace "Data Protection Directive" on 25th May 2018......
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
The Organizer control
The Organizer control is used to display and handle organizers......
MongoGridFSSendFile (Function)
Copies a file from the local computer to a MongoDB file system (gridFS).
<mongoGridFS variable>.SendFile (Function)
Copies a file from the local computer to a MongoDB file system (gridFS).
SysChangeEnvironment (Function)
Modifies the environment variables of the operating system found on the current computer.