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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<Source>.FromPage (Function)
Automatically updates: the value of the items in a table with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....
<Source>.PrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next executions of this query.
HRestorePosition (Function)
Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers.
<Source>.Flush (Function)
Forces the operating system of the computer where the tables are found to write data onto the disk.
GUIDFile (Property)
The GUIDFile property returns the GUID of the file defined in the database schema that was used to create the table.
<Source>.Security (Function)
Enables or disables the automatic security mechanism on one or more tables.
HSavePosition (Function)
Stores the current file context (current record, filter, pointers).
<Destination>.CopyRecord (Function)
Copies: the content of the current record (loaded in memory) to the current table record. the content of the Record variable to the current table record....
<Source>.SetTransaction (Function)
Enables or disables the management of transactions for one or more files.
<Connection variable>.AddTask (Function)
Adds a scheduled task on the server defined by the connection.
<Source>.ChangeConnection (Function)
Dynamically changes the connection associated with a data file.
<Connection variable>.ModifyScheduledBackup (Function)
Modifies a backup scheduling.
HSetTransaction (Function)
Enables or disables the management of transactions for one or more files.
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
HChangeDir (Function)
Changes the path to a data file (i.e. directory in which the file will be handled).
<Connection variable>.DeleteBackup (Function)
Deletes a backup previously created with HBackup.
HModifyScheduledBackup (Function)
Modifies a backup scheduling.
HDeleteBackup (Function)
Deletes a backup previously created with HBackup.
Programming patterns
CAUTION......
Unalterable (Property)
The Unalterable property is used to configure the unalterability of a data file: the data file cannot be modified; only additions can be made.
<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)....
<Page>.ToFile (Function)
Automatically initializes: the value of the items in a data file with the value of the controls in the page. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the page controls are automatically updated with the values of these controls. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
<Page>.ToSource (Function)
Automatically initializes: the value of the items in a data file with the value of the controls in the page. the value of the WLanguage variables with the value of the page controls....