ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

The Splitter control
The Splitter control is used to divide a window into several distinct areas...
User Groupware: Configuring the application
Once the User Groupware is configured, the configuration of users and accesses is performed at runtime, by connecting with a "supervisor" account......
emailPOP3Session (Type of variable)
The emailPOP3Session type is used to access a messaging server by using the POP3 protocol (Post Office Protocol) in order to retrieve the messages found on this server.
<WDPic variable>.DrawPolygon (Function)
Draws a polygon in a WDPic variable.
Recompiling the project
The project compilation is a process used to......
PDFAddWatermark (Function)
Adds a watermark to all or some pages of an existing PDF file.
dPixelOpacity (Function)
Identifies the opacity of a pixel in an image that has an Alpha channel. This image can be: an Image control, an Image variable, a WDPic variable (on the background layer), a picLayer variable....
dModifyOpacity (Function)
Modifies the opacity of an image (which means the alpha channel of the image).
<Image variable>.DrawSlice (Function)
Draws a section of a circle or an ellipse in an Image variable.
<Image variable>.SaveBMP (Function)
Saves an image contained in an Image variable: in a file in BMP format. in memory....
<Image variable>.SaveGIF (Function)
Saves an image found in an Image variable: in a file in GIF format. in memory....
<Image variable>.SavePNG (Function)
Saves an image found in an Image variable: in a PNG file. in memory....
<Image variable>.SaveJPEG (Function)
Saves an image found in an Image variable: in a JPEG file. in memory....
dEndDrawing (Function)
Deletes all the drawings made since the last call to dStartDrawing.
dVerticalSymmetry (Function)
Flips an image with respect to a vertical axis (symmetry with respect to a vertical axis).
dHorizontalSymmetry (Function)
Flips an image with respect to a horizontal axis (symmetry with respect to a horizontal axis).
MyHostControl (Reserved word)
The MyHostControl keyword is used to handle the WEBDEV Page control from the code of the page it displays.
iPrintImage (Example)
Usage example of the iPrintImage function
Thread management functions
List of functions for managing threads...
HFilterContains (Function)
Defines and enables a "Contains" filter on a data file, view or query.
dSaveImagePNG (Function)
Saves an image: in a PNG file. in memory....
dSaveImageJPEG (Function)
Saves an image: in a JPEG file. in memory....
dSaveImageGIF (Function)
Saves an image: in a file in GIF format. in memory....
dSaveImageBMP (Function)
Saves an image: in a file in BMP format. in memory....
ColorHue (Function)
Calculates the hue of a color.
<pdfDocument variable>.AddWatermark (Function)
Adds a watermark to all the pages of an existing PDF file.