ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

TraceDeleteAll (Function)
Clears the content of trace window opened in parallel with the current window.
TraceEnd (Function)
Closes the trace window if this window was opened or stops saving the trace information in a text file.
TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
iAreaHeight (Function)
Calculates the height of a fixed-width area required to print the entire text that uses the current font.
<WDPic variable>.VerticalSymmetry (Function)
Flips an image contained in a WDPic variable (in the background layer) with respect to a vertical axis (symmetry with respect to a vertical axis).
Binding controls to data
A window or page can display information from......
EmailSeekFirst (Function)
Finds one or more emails according to the criteria specified in the messaging software (Outlook, messaging software using the IMAP protocol, ...).
MarginWidth (Property)
The MarginWidth property is used to: Find out the horizontal margin between the widgets found in a Dashboard control. Modify the horizontal margin between the widgets found in a Dashboard control....
MarginHeight (Property)
The MarginHeight property is used to: Find out the vertical margin between the widgets found in a Dashboard control. Modify the vertical margin between the widgets found in a Dashboard control....
xlsAddWorksheet (Function)
Adds or inserts a new worksheet into an Excel document.
<TreeView>.Display (Function)
Refreshes a TreeView control from a given position.
KeyExpression (Property)
The KeyExpression property is used to set the different components of a composite key.
Recycle bin management functions
List of functions for managing the recycle bin...
EndVisibleRange (Property)
The EndVisibleRange property is used to: find out and modify the last visible date or time in a Scheduler control or in a TimeLine control. modify the last visible time in a TimeLine control....
Shared memory area functions
fReportsAndQueriesDir (Function)
Returns: the full path of the directory for the custom reports and queries. This directory corresponds to the directory of the reports and queries visible by the user who created them. the full path of the directory for the shared reports and queries. This directory corresponds to the directory of the reports and queries visible by all the application users....
The matrices
WINDEV, WINDEV Mobile and WEBDEV propose several functions used to handle matrices......
fCurrentDir (Function)
Identifies or modifies the current directory.
Thickness (Property)
The Thickness property is used to: Find out the thickness of the line for a series (Line charts only). Modify the thickness of the line for a series (Line charts only)....
EmptyIfZero (Property)
The EmptyIfZero property is used to: Find out the management mode of zero value in a control. Modify the management mode of zero value in a control...
FormulaBarVisible (Property)
The FormulaBarVisible property is used to: Find out whether a formula bar is displayed in a Spreadsheet control. Display (or not) a formula bar in a Spreadsheet control....
MarginInterCell (Property)
The MarginInterCell property is used to: find out the margin between rows or columns in a Layout control. modify the margin between rows or columns in a Layout control....
CriticalSectionStart (Function)
Marks the start of a critical section: no other thread will be able to run the code as long as the current thread does not exit from the critical section.
fExeDir (Function)
Returns the directory from which the execution is started.
Line control properties
List of properties associated with the Line control...
DynamicTab (Property)
The DynamicTab property is used to: Find out the type of a Tab control (static tab or dynamic tab). Modify the type of a Tab control (static tab or dynamic tab)....
TreeDisplay (Function)
Refreshes the display of a TreeView control from a given position.
Functions for managing the PDF Reader control (prefix syntax)
The following functions are used to manage PDF Reader controls:...