ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Restoring an HFSQL Client/Server database
A backup of a HFSQL Client/Server database can be restored at any time......
PDFGetSignature (Function)
Gets the signature of a PDF document as a buffer.
<Connection variable>.ListSchedulingHistory (Function)
Lists the executions of a scheduled operation on an HFSQL server. This operation can be a scheduled task (stored procedure), backup, optimization or a materialized view refresh.
<Connection variable>.DeleteSchedulingHistory (Function)
Deletes the executions of a scheduled operation on an HFSQL server. This operation can be a scheduled task (stored procedure), backup, optimization or a materialized view refresh.
Detailed use of WINDEV FTP/RPC
Managing color palettes
Starting with version 2025, WINDEV and WINDEV Mobile include color palettes for projects and windows......
<httpRequest variable>.WriteCookie (Function)
Adds or modifies a cookie in an HTTP request.
OpenAI: Where to find the OpenAI key
Several features in WINDEV, WEBDEV and WINDEV Mobile require an OpenAI account......
HExecuteQuery (Function)
Declares a query created in the query editor to the HFSQL engine and runs this query.
dStartDrawing (Function)
Indicates that the drawing functions that will be used are intended for: the specified Image control, the specified Image variable, the specified Image variable, the specified WDPic variable (on the background layer), the specified picLayer variable....
Setup of a WEBDEV site: Automatic data file modification
The automatic modification of the data files allows updating the description of data files on the Web server......
GglConnect (Function)
Manages authentication on a Google server (via the "OAuth 2.0" authentication mode).
Debugging without using a debugger
In some cases, running a program or a site with or without the debugger can produce different results......
HAddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server data files....
Contains (Function)
Allows you to check if a substring is within a string.
DocSave (Function)
Saves a document as a "docx" file.
<Map>.DeleteAll (Function)
Deletes the following from a Map control: all markers, all shapes, all images....
<Image variable>.DrawRectangleGradient (Function)
Draws a rectangle in an Image variable.
<Image variable>.PixelOpacity (Function)
Identifies the opacity of a pixel in an image (in an Image variable) with an Alpha channel.
<Image variable>.Rotation (Function)
Rotates an image in an Image variable.
<Image variable>.EndDrawing (Function)
Deletes all the drawings made since the last call to dStartDrawing.
<Image variable>.StartDrawing (Function)
Indicates that the drawing functions that will be used are intended for an Image variable.
<Image variable>.HorizontalSymmetry (Function)
Flips an image contained in an Image variable with respect to a horizontal axis (symmetry with respect to a horizontal axis).
<Image variable>.VerticalSymmetry (Function)
Flips an image contained in an Image variable with respect to a vertical axis (symmetry with respect to a vertical axis).