ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
TraceEnd (Function)
Closes the trace window if this window was opened or stops saving the trace information in a text file.
TraceDeleteAll (Function)
Clears the content of trace window opened in parallel with the current window.
RandomCryptoBuffer (Function)
Returns a buffer to the specified size filled with random data, that can be used with the cryptographic technologies.
<Looper>.InfoXY (Function)
Used to find out the row or control located at specific position in the Looper control (X, Y).
<PDF Reader>.Highlight (Function)
Finds a text in the document displayed by a PDF Reader control and highlights the occurrences of this text in the control.
<Page>.Exist (Function)
Allows you to find out whether a page context exists on the server (which means whether the page was opened).
BottomMargin (Property)
The BottomMargin property is used to: Find out the bottom margin of a report. Modify the bottom margin of a report....
RightMargin (Property)
The RightMargin property is used to: Find out the right margin of a report. Modify the right margin of a report....
LeftMargin (Property)
The LeftMargin property is used to: Find out the left margin of a report. Modify the left margin of a report....
TopMargin (Property)
The TopMargin property is used to: Find out the top margin of a report. Modify the top margin of a report....
FontLarge (Property)
The FontLarge property is used to: Find out whether the characters in a text are enlarged or not. Enlarge (or not) the characters in a text....
Underline (Property)
The Underline property is used to: Find out whether a Font variable is underlined. Underline (or not) a Font variable....
Visible (Property)
The Visible property is used to: Find out whether an element is visible. Make an element visible or invisible....
VerticalOrientation (Property)
The VerticalOrientation property is used to: Find out the orientation of a ListView control. Modify the orientation of a ListView control....
ContextExist (Function)
Allows you to find out whether a page context exists on the server (which means whether the page was opened).
UMCActive (Function)
Used to find out and modify the activation of UMC management (User Macro-Code).
SeriesColor (Property)
The SeriesColor property is used to: Find out the color of a series in a chart. Modify the color of a series in a chart....
LooperInfoXY (Function)
Used to find out the row or control located at specific position in the Looper control (X, Y).
XMLOut (Function)
Used to find out whether the element (tag or attribute) on which we want to be positioned is outside the XML document.
Thumbnail control properties
List of properties associated with the Thumbnail control...
nfcTag (Variable type)
The nfcTag type is used to define the advanced characteristics of an NFC tag (Near Field Communication).
PDFReaderHighlight (Function)
Finds a text in the document displayed by a PDF Reader control and highlights the occurrences of this text in the control.
ButtonType (Property)
The TypeButton property is used to identify and modify the type of a button field: Cancel, Interrupt, Validate, ...
RTFSelection (Function)
Modifies or lists the attributes of the text currently selected in an RTF field (in a WINDEV window or report).