ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

iPageWidth (Function)
Calculates the width (in millimeters) of the printable page while taking the left or right margins into account.
iColumnEnd (Function)
Forces a column break in a multi-column report.
Handling a Rich Text Area control through programming
To handle a Rich Text Area control programmatically, use the variable of the Rich Text Area control directly in the code......
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
<Source>.CompareItem (Function)
Compares two values by sorting them according to the specified HFSQL index item: all the sort options specified for the item are taken into account (sensitivity to the case, to the punctuation, sort direction, Unicode language, ...).
HCompareItem (Function)
Compares two values by sorting them according to the specified HFSQL index item: all the sort options specified for the item are taken into account (sensitivity to the case, to the punctuation, sort direction, Unicode language, ...).
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Executable: Project backup
At the end of the executable creation wizard, WINDEV proposes to automatically make a backup of the sources of your project......
BitcoinCore features
The Bitcoin functions that make handle a Bitcoin Core server possible include ......
Organizer control linked to a data file or to a variable
You have the ability to create Organizer controls linked to data....
Synchronizing the analysis with external databases
The analysis must be synchronized with an external database if it uses......
Handling a TreeView control at runtime
When the TreeView control is in edit, the user can expand or collapse the different levels of the tree structure by clicking the treeview elements....
Specific features of Android applications
The development of Android and WINDEV Mobile applications is different in the following fields......
Mobile Image Editor control
By using the Image Editor control in your mobile applications, you will allow users to edit images or photos......
TimestampType (Property)
The TimestampType property is used to: Find out the type of timestamp for an item. This item was defined in the data model editor or through programming. Define the type of timestamp for a Date, Time or DateTime item (when describing the item through programming)....
Alias (Property)
The Alias property is used to: get or change the alias of a window (WINDEV and WINDEV Mobile). get or change the alias of a dynamic tab (WINDEV). get the internal HTML/JavaScript name of a control (WEBDEV)....
Binding a Link control to an item
BitcoinCoreBlockCount( Function)
Returns the size of the blockchain known by the Bitcoin node (i.e. the number of blocks created since January 3, 2009). This makes it possible, for example, to calculate the approximate date of the next halving.
Error 4: A space is required after the ':' character
Context menu associated with Table controls and their columns (AAF)
WINDEV applications automatically include a context menu for Table controls, TreeView Table controls and their columns......
ChangeTarget (Function)
Changes the target of a button action.
TitleHeight (Property)
The TitleHeight property gets and sets: the height of the title for the columns of a Table or TreeView Table control. the height of the title bar of a Dockable Panel control. the height of the title bar of a window with a custom title bar....
12. Retrieving data from a site
<Upload>.FileName (Function)
Returns the name of a file "uploaded" by the Web user. This upload may have been performed: via an "Upload" edit control. via a single-file or multi-file Upload control....
UploadFileName (Function)
Returns the name of a file "uploaded" by the Web user. This upload may have been performed: via an "Upload" edit control. via a single-file or multi-file Upload control....
Drag and Drop from the explorer
The Drag and Drop from the explorer consists in selecting one or more files in the Windows explorer and in transferring them into a control of a WINDEV window......
Class inheritance
The hierarchical organization in class and sub-class has allowed to create the notion of inheritance......