ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

FAQ about Windows Vista and later
This help page presents a list of problems that may occur when using Windows Vista and later...
The UAC mechanism in Windows Vista (and later)
To increase security against worms and viruses, Windows Vista/7 implemented the UAC (User Account Control) mechanism...
Creating an executable: Manifest management
When running an executable, Windows Vista (and later) performs several checks regarding the rights of the current user via the UAC mechanism (User Account Control)...
Difference of behavior in Windows Vista (and later)
The test of your project was run using one of the Vista/7 test options...
Windows: What to bear in mind if your customers use Vista (and higher)
Windows Vista (and later) proposes several improvements...
dCopyImage (Function)
Copies an image: from an Image control to another Image control. from an Image variable to another Image variable....
dFont (Function)
Declares the font that will be used by dText: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
EmailReadMessage (Function)
Reads an incoming according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
The email structure
The email structure is a preset structure of WLanguage (no declaration is required)......
State (Property)
The State property is used to get and change the state of an element.
DeleteVoiceCommand (Function)
Deletes a voice command that was added by AddVoiceCommand. From version 17, this function is replaced by SpeechRecognitionDeleteCommand.
FTPDate (Example)
Usage example of the FTPDate function
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
Information 302: Ambiguity between a variable and a control
ToastDisplayPopup (Function)
Displays a popup page during a given duration in order to display a "Toast" message.
ServicePause (Function)
Pauses a service.
Speech recognition management functions
The following functions are used to manage speech recognition:...
BitPerPixel (Property)
The BitPerPixel property is used to get and change the number of bits per pixel in an image.
DecryptStandard (Function)
Decrypts a message that was encrypted with a symmetrical encryption algorithm (AES, DES, etc.).
Size (Example)
Usage example of the Size property
UMCActive (Function)
Used to find out and modify the activation of UMC management (User Macro-Code).
ExecutionMode (Function)
Allows you to: find out and/or modify the behavior of the application or site when some errors are generated. optimize the calls to the functions declared externally. find out and/or change how the application uses JITc. find out and/or modify the management mode of low references for all the instantiated objects....
Handling Image controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle an Image control through programming......
Infinite Progress Bar control
Progress bars provide useful information to the end user......
HMode (Function)
Changes the mode and the method for locking data files.
HSeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
Check: SMART status of storage drives
The monitoring robot will measure the SMART attributes of a server's hard drives......
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
Check: WEBDEV server
The monitoring robot will check the operating mode of WEBDEV server......