ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server data files, the wizard allows you to...
WDInst: Installing an HFSQL Client/Server application
When creating the setup program of a WINDEV application that uses HFSQL Client/Server data files, WDInst allows you to...
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, ...).
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.
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......
Recycle bin management functions
List of functions for managing the recycle bin...
fExeDir (Function)
Returns the directory from which the execution is started.
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....
FinDecreasingRedemption (Function)
Calculates the amortization value of a good over a specific period of time, via the formula for fixed-rate decreasing amortization.
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.
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)....
Line control properties
List of properties associated with the Line control...
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:...
xlsMergeCell (Function)
Merges the specified cells in an Excel document.
xlsUnmergeCell (Function)
Unmerges a range of cells.
HtmlFormat (Property)
The HtmlFormat property is used to: find out whether an edit control accepts the input in HTML format. modify the input format of an edit control....
AutomaticErase (Property)
The AutomaticErase property is used to: find out whether an edit control is in "Automatic erase" mode. modify the "Automatic erase" characteristic of an edit control....