PC SOFT

ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Home | Sign in | English EN
  • Item characteristics
  • Handling the item and the Combo Box control
  • To update the Combo Box control with the value stored in the item:
  • To update the item with the index of the element selected in the Combo Box control:
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadIOS WidgetApple WatchMac CatalystUniversal Windows 10 App
Others
Stored procedures
Binding a Combo Box control to an item
Item characteristics
A Combo Box control can be bound to an item in a data file, query, etc.
The following types of items can be bound to a Combo Box control:
  • Text,
  • Numeric,
  • Date or Time,
  • Radio Button, List Box, Combo Box.
The item bound to the Combo Box control will contain the index of the element selected in the control.
Remark: When an item is bound to a Combo Box control, the content of the Combo Box item is the same for all the data file records. For example, if the Combo Box item contains the options "Paid", "In progress", and "Pending", this content will be the same for all records.
The contents of the Combo Box control can be:
  • entered directly in the data model editor,
  • entered in the window or page editor,
  • assigned in the code (with ListAdd).
Handling the item and the Combo Box control

To update the Combo Box control with the value stored in the item:

1st case: the controls in the window or page are bound to items in a data file
All the controls bound to an item in the data file (or a related file) will be updated by:
2nd case: the controls in the window or page are not bound to items in a data file
A value must be assigned to each control using the following syntax:
<Control name> = <Data file>.<Item>

To update the item with the index of the element selected in the Combo Box control:

1st case: the controls in the window or page are bound to items in a data file
All the items in the data file (or a related file) that are bound to a control in the window or page will be updated by:
2nd case: the controls in the window or page are not bound to items in a data file
The value of each control must be assigned to each item using the following syntax:
<Data file>.<Item> = <Control name>
Minimum version required
  • Version 9
This page is also available for…
Comments
Click [Add] to post a comment