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Version: 2025

Reuse code via external components
WINDEV Tutorial: External components Reusing code with external components - 40 min
FileToMemory (Function)
Automatically initializes the values of the members found in a class or in a structure with the values of the items of the current file record.
DateTimeUTCToLocal (Function)
Converts a UTC date and time to local time (time zone, summer time, winter time).
kbActionAllowed (Type of variable)
The kbActionAllowed type allows you to define which actions are available to the end user when handling cards in a Kanban control.
<WDPic variable>.AlphaBlend (Function)
Blends two images together. This allows you to create fade-in effects between 2 images.
<picLayer variable>.AlphaBlend (Function)
Blends two images together. This allows you to create fade-in effects between 2 images.
MemoryToFile (Function)
Automatically initializes the memory value of the items for the current file record with the values of the members of a class or structure.
HTMLEnableDebugger (Function)
Enables the HTML/JavaScript debugger on CEF-based HTML controls: HTML Display or HTML Editor control....
8. 10 tips for better interfaces...
Events associated with supercontrols
List of events associated with supercontrols...
Buffer (Type de variable)
The buffer type corresponds to a binary memory area....
Programming patterns
CAUTION......
iCloudKeyValueWrite (Function)
Stores the value of a key in an Apple iCloud-based container of "key-value" pairs.
The triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ......
CalendarButton (Property)
The CalendarButton property is used to determine and specify whether a Date Edit control has a button to display a popup calendar.
Warning 127: You are using a data source local to the process
Error 404: The file for HFSQL browse cannot be an expression of this type
InWindowsStoreAppSimulatorMode (Function)
Identifies whether or not the code is executed in the simulator for applications in Windows Store mode. Function kept for backward compatibility....
StartDatePeriodDisplayed (Property)
The StartDatePeriodDisplayed property is used to get the start date of the time period displayed in a Scheduler or Organizer control of a report.
EndDatePeriodDisplayed (Property)
The EndDatePeriodDisplayed property is used to get the end date of the time period displayed in a Scheduler or Organizer control of a report.
Action Bar control events
InWinRTMode (Function)
Indicates whether the code is run in WinRT mode (Windows Store apps). Function kept for backward compatibility....
COMQueryInterface (Function)
Calls the QueryInterface method of the specified COM object to get a specific interface of this object so that it can be used with COMCallMethod.
Compilation statement: COMPILE IF
The <COMPILE IF> statement allows you to compile (or not) a WLanguage code according to a condition.
GetCountryName (Function)
Returns the name of a country that corresponds to its ISO code according to the ISO 3166-1 standard.