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QBF Foundation Class

  • Article
Category Data Query
Default Catalog Visual FoxPro Catalog\Foundation Classes\Data Query
Class _qbf
Base Class Container
Class Library _dataquery.vcx
Parent Class _container
Sample ...\Samples\Solution\Forms\qbf.scx

Remarks

This class provides a button set for Query-By-Form querying.

To use, drop the class on a project or form or, from the Component Gallery Item Shortcut Menu, select Add to Project or Add to Form. When you add the class to a form, Visual FoxPro places the QBF command buttons on the form. You can then specify the appropriate property values and provide any necessary input and output objects. When you drop the class on a project, you can choose between adding the class or creating a subclass.

Properties, Events, Methods Description
QBF_Table property Specifies the table on which to run the
query.
Default: ""
ParseCondition( )method Specifies a filter based on a query.
Syntax: ParseCondition(cCondition,
cControlSource)
Return:lcRetCondition
Arguments:
cControlSource specifies the data bound
to the control.
cCondition specifies the query expression.

See Also

Guidelines for Using Visual FoxPro Foundation Classes | Visual FoxPro Foundation Classes A-Z | Visual FoxPro Foundation Class Samples