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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Association in a CDM
In a CDM (Conceptual Data Model), the associations are used to link the entities between themselves......
<Image>.StartDrawing (Function)
Indicates that the drawing functions that will be used are intended for the specified Image control.
<Image>.HorizontalSymmetry (Function)
Flips an image in an Image control with respect to a horizontal axis (symmetry with respect to a horizontal axis).
<Image>.VerticalSymmetry (Function)
Flips an image contained in an Image control with respect to a vertical axis (symmetry with respect to a vertical axis).
<Icon variable>.SaveICO (Function)
Saves an image in icon format either in a file, or in memory.
<Image>.PixelOpacity (Function)
Identifies the opacity of a pixel in an image (in an Image control) with an Alpha channel.
CookieRead (Function)
Retrieves the value of a cookie saved on the computer of Web user.
Entity of a CDM
To group information according the MERISE method, entities must be created......
<Image>.EndDrawing (Function)
Deletes all the drawings made since the last call to dStartDrawing.
Relationships in a CDM
The relationships are used to link entities among themselves or to link associations to entities......
Infinite Progress Bar control
Progress bars provide useful information to the end user......
SQL functions: Special case
List of SQL functions: Special case...
3. UML models in practice
SessionHeartBeatEnable (Function)
Enables or disables the "heartbeat" of the current session.
PostgreSQL Native Connector: Programming with SQL functions
You can use SQL functions to handle the PostgreSQL database......
<Image editor>.Close (Function)
Closes the image found in an Image Editor control.