ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ERR_BAD_PARAMETER
AAF: Sort/Search/Filter on the columns of Table controls
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query......
The Diagram Editor control
The Diagram Editor control allows users to create and edit diagrams in your applications and sites......
Describing the Action Bar control
This help page presents the main aspects of the Action Bar description window......
RequestUpdateUI (Function)
Requests the execution of the "Request for refreshing the display" event (and gives back control without waiting for the execution of the event). This function is kept for backward compatibility.
WDLog: Restoring HFSQL data files
WDLog is used to restore the data files saved by WDLog......
PageSubmit (Function)
Validates the specified page and starts the execution of a button.
WDINT overview
OrganizerInfoXY (Function)
Returns for a given position in the Organizer control (coordinates of a point in the organizer): the index of the appointment for the specified position. the date corresponding to the specified position....
Erase patches
To quickly modify the operating mode of an application, you can use application patches......
<Organizer>.InfoXY (Function)
Returns for a given position in the Organizer control (coordinates of a point in the organizer): the index of the appointment for the specified position. the date corresponding to the specified position....
nWDGetHFContext: Get the HFSQL context
Gets the HFSQL context (applies to C, Pascal and Visual Basic only)......
8. OOP
WINDEV Mobile Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
4. Conditional statements
WEBDEV Tutorial - WLanguage basics Lesson 4 - Conditional statements - 20 min
2. Variables
WINDEV Mobile Tutorial - WLanguage basics Lesson 2 - Variables - 20 min
5. Loops
WINDEV Mobile Tutorial - WLanguage basics Lesson 5 - Loops - 15 min
7. Debugger
WINDEV Mobile Tutorial - WLanguage basics Lesson 7 - Debugger - 30 min
PageChangeLayout (Function)
Applies a specific layout to a page.
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files......
Deploying an application via App Store
Deployment to the App Store is the most common deployment mode......
Responsive Web Design: Management of anchors
In "Responsive Web Design" mode, the width of controls is automatically reduced when the browser width is reduced......
PageDisplay (Function)
Displays a web page in the user's browser....
9. Overlaying controls
Multilingual feature in the controls (window, page, report)
In a multilingual application or site, the multilingual feature is proposed for the following elements......