UserMessage Event (QueryBuilderControl)

Fired when the component is about to show the warning message to the user.

Syntax

Visual Basic
C#
Managed Extensions for C++

'Declaration
 
Public Event UserMessage As UserMessageEventHandler

'Usage
 
Dim instance As QueryBuilderControl
Dim handler As UserMessageEventHandler
 
AddHandler instance.UserMessage, handler

public event UserMessageEventHandler UserMessage

public: __event UserMessageEventHandler* UserMessage

Event Data

The event handler receives an argument of type UserMessageEventArgs containing data related to this event. The following UserMessageEventArgs properties provide information specific to this event.

Property	Description
Message	Gets the warning message string to be displayed to the user.
MessageId	Gets the value that uniquely identifies the situation that requires to warn the user.

Remarks

You can avoid displaying of the warning message by handling this event.

Currently it is fired when multiple columns with same name appear in sub-queries in result of user actions as this may lead to inconsistence in the calling sub-query.

See the UserMessageEventArgs class for details.

Reference

QueryBuilderControl Class
QueryBuilderControl Members