ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Automatic error handling
Error handling can be customized for each process...
Useful parameters of a procedure
A procedure can declare some parameters that are not immediately used. In this case, a warning appears in the code editor, indicating that the local variable is not used....
Replication server for the assisted universal replication
The assisted universal replication can use a replication server......
Error (External language)
Displays a dialog box containing an error logo and the message passed in parameter.
TestWriteResult (Function)
Writes information or an error into the status report of a unit test, in the test editor.
Error handling WLanguage procedure called by zipExtractDirectory
WLanguage procedure ("Callback") called if an error is encountered when extracting files with zipExtractDirectory.
InvalidInputShowIcon (Function)
Shows an error icon next to an Edit control to indicate that the input is invalid.
fSeek (Function)
Gets and sets current position in an external file.
fDirSize (Function)
Returns the size of a directory in bytes.
TableDeleteWithAnimation (Function)
Deletes a row from a Table control, from a TreeView Table control (or from a table displayed in a Combo Box control) with an animation.
Multilingual project
Advanced management of class instances
The advanced management of instances is used to choose the mode for taking reference. This choice directly impacts the freeing of the class objects: depending on the selected take of reference, the "Destructor" will not be called at the same time....
Translating the interface into multiple languages
When the different languages supported by the application have been selected, the information displayed by the application must be translated into these different languages......
dbgOnError (Function)
Defines the WLanguage procedure that will be called whenever an error is detected by a dbgCheckXXX function.
MCIMsgErr (Function)
Returns the caption of the last error that occurred on a MCI function (Media Control Interface).
Second (Property)
The Second property is used to: Retrieve the number of seconds from a Time, DateTime or Duration variable. Modify the number of seconds in a Time, DateTime or Duration variable. Retrieve the seconds or the number of seconds from a Date item (in "Date and Time" or "Duration" format) Modify the seconds or the number of seconds in a Date item (in "Date and Time" or "Duration" format)...
How to choose the data source of a control?
This help page presents the different data sources available for a control....
fTime (Function)
Returns or modifies the different times associated with a file or directory (date created, modified or accessed).
Collapsed code
The code is collapsed to improve readability, by only displaying the comments in front of the lines of code......
TreeView Table control based on a data file
This type of TreeView Table control is linked to a data file or query......
<Source>.Watch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a table present on an HFSQL server. In case of modification, a specific procedure can be triggered.
HWatch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a table present on an HFSQL server. In case of modification, a specific procedure can be triggered.
Library,Error (External language)
Loads the file that contains the error messages handled by WD??EXE.DLL in the desired language.