ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<Menu>.Exist (Function)
Indicates whether a menu option exists in a menu.
Managing menu options in MDI windows
The MDI windows must respect some constraints specific to the MDI applications...
Referring to an element in a WLanguage event / process
Used to manage the horizontal position (X-coordinate) of print cursor in the page.
MenuDelete (Function)
Deletes a menu or a menu option.
Manipulating menu options programmatically
Menu options can be manipulated...
MenuState (Function)
Identifies the status of a menu option (context menu or drop-down menu): active, inactive or invisible.
Characteristics of menu options
WINDEV and WINDEV Mobile manage two types of menus...
Manipulating WEBDEV menu options
The context menu of menu options allows you to perform all the operations required to define a drop-down menu...
<Menu>.Delete (Function)
Deletes a menu or a menu option.
Image (Property)
The Image property gets and sets the background image of a control or block.
MenuUnMark (Function)
Removes the checkmark displayed in front of the menu option (context menu or drop-down menu).
MenuExist (Function)
Indicates whether a menu option exists in a menu.
Manipulating menu options via the context menu
WINDEV and WINDEV Mobile manage two types of menus:...
Multilingual messages: Convert to new format (version 27 and later)
WINDEV, WEBDEV and WINDEV Mobile have included multilingual project support in many previous versions......
Project description: Theme tab
The project description window allows you to configure various elements of your project......
Native Oracle Connector: Retrieving the output value of a stored procedure
The Native Oracle Connector is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
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....
Sensor functions
The following functions are used to manage the compass and the accelerometer in an application run on a mobile device (phone or tablet)....
WDAdminHF: Saving the databases
The remote HFSQL administrator allows you to create backups of HFSQL Client/Server data files......
13. Security advantage: "Back" button
Calculates the symmetric difference between a geographic polygon and another geometry....
REST web service: Creating a REST web service
A REST web service is a program hosted on a server. This program contains functionalities accessible via HTTP requests......
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes....
History of versions (network setup)
The setup wizard allows you to configure the history of versions during a network setup....
Creating help pages
A help system includes several pages......
HFSQL Client/Server: Principle for saving the databases
Like for any database, backups of your HFSQL Client/Server databases must be performed on a regular basis......
Managing MQTT
MQTT is a "publish-subscribe" messaging protocol based on the TCP/IP protocol......
TopMargin (Property)
The TopMargin property is used to: Find out the top margin of a report. Modify the top 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....
Private Store for mobile applications
There are two methods two deploy your applications......
Error 1037: This member already exists in the structure
Search and full-text index
HFSQL proposes a quick search for character strings in the data......