ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

<Source>.DataSourceKnown (Function)
Determines if a data source has been initialized.
MySource (Reserved word)
MySource is used to handle the current data source (file, view or query) associated with a report or with a table based on a data file...
<Spreadsheet>.DeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
DeleteParameter (Function)
Deletes a parameter (or a set of parameters) saved either by SaveParameter, or automatically via the persistence of data in the controls.
MmoEncryption (Property)
The MmoEncryption property is used to set the encryption method of the memo file (.MMO) associated with the data file.
ProcedureTrace (Property)
The ProcedureTrace property allows you to specify the name of the WLanguage procedure used to get the headers and data sent.
NdxEncryption (Property)
The NdxEncryption property is used to configure the encryption method for the index (.NDX) file associated with the data file.
The Edit control
The Edit control allows users to enter data......
HTransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via a Native Connector) and creates the transaction file.
<Connection variable>.Transaction (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
<Connection variable>.TransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
DateToInteger (Function)
Converts a date to an integer.
<Date type>.ToInteger (Function)
Converts a date to an integer.
Handling Gantt Chart controls programmatically
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
The "Funnel" charts
...The Funnel charts are often used to represent the steps in a sales process and to indicate the amount of potential revenues expected for each step....
SetFocusAndReturnToUserInput (Function)
Stops the current process, sets the focus to the specified control, window or page, and allows the user to enter data.
Limitations of WINDEV, WEBDEV and WINDEV Mobile
4. HFSQL Classic
User Groupware and files accessed via a Native Connector
An application that works with the User Groupware can be used with a database handled by a Native Connector......
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
Creating an RSS reader
WINDEV, WEBDEV and WINDEV Mobile allow you to produce and/or consume an RSS feed (Rapid Simple Syndication)......
Creating an RSS stream
WINDEV, WEBDEV and WINDEV Mobile allow you to produce and/or consume an RSS feed (Rapid Simple Syndication)......
<Page>.FromFile (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
FileToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
1. Examples provided with WINDEV Mobile